Open Bite
Bites and Stings
Fingersucking
Snake Bites
Jaw Fixation Techniques
Pacifiers
Sucking Behavior
Vertical Dimension
Overbite
Malocclusion
Osteotomy, Le Fort
Tooth Ankylosis
Orthodontics, Corrective
Mandible
Maxilla
Incisor
Malocclusion, Angle Class III
Osteotomy, Sagittal Split Ramus
Malocclusion, Angle Class II
Dental Occlusion
Dentition, Mixed
Orthognathic Surgical Procedures
Jaw Relation Record
Speech Articulation Tests
Orthodontics, Interceptive
Malocclusion, Angle Class I
Tooth, Deciduous
Palatal Expansion Technique
Orthodontic Appliances
Molar
Orthodontic Appliances, Functional
Cuspid
Chin
Palate
Mouth Breathing
Stomatognathic System
Retrognathia
Skull Base
Alveolar Process
Temporomandibular Joint Disorders
Orthodontic Appliance Design
Bicuspid
Open Reading Frames
Patient Care Planning
Rotation
Skeletal and dento-alveolar stability after surgical-orthodontic treatment of anterior open bite: a retrospective study. (1/90)
The aim of this investigation was to assess skeletal and dento-alveolar stability after surgical-orthodontic correction of skeletal anterior open bite treated by maxillary intrusion (group A) versus extrusion (group B). The cephalometric records of 49 adult anterior open bite patients (group A: n = 38, group B: n = 11), treated by the same maxillofacial surgeon, were examined at different timepoints, i.e. at the start of the orthodontic treatment (T1), before surgery (T2), immediately after surgery (T3), early post-operatively (+/- 20 weeks, T4) and one year post-operatively (T5). A bimaxillary operation was performed in 31 of the patients in group A and in six in group B. Rigid internal fixation was standard. If maxillary expansion was necessary, surgically assisted rapid palatal expansion (SRPE) was performed at least 9 months before the Le Fort I osteotomy. Forty-five patients received combined surgical and orthodontic treatment. The surgical open bite reduction (A, mean 3.9 mm; B, mean 7.7 mm) and the increase of overbite (A, mean 2.4 mm; B, mean 2.7 mm), remained stable one year post-operatively. SNA (T2-T3), showed a high tendency for relapse. The clockwise rotation of the palatal plane (1.7 degrees; T2-T3), relapsed completely within the first post-operative year. Anterior facial height reduction (A, mean -5.5 mm; B, mean -0.8 mm) occurred at the time of surgery. It can be concluded that open bite patients, treated by posterior Le Fort I impaction as well as with anterior extrusion, with or without an additional bilateral sagittal split osteotomy (BSSO), one year post-surgery, exhibit relatively good clinical dental and skeletal stability. (+info)Floating norms and post-treatment overbite in open bite patients. (2/90)
In this study, the clinical significance of three floating norm systems, the Bergen Box (BB), the Segner-Hasund Harmonybox 1 and 2 (SHH1 and SHH2), as well as the influence of treatment modalities for predicting results of an open bite treatment were investigated. In the BB and SHH1, patients with a steep mandibular plane angle or a skeletal open bite configuration (O1mand, O1mandmax, O1max, or N1mand) were considered 'high risk', while in the SHH2, only the configurations O1mand and O1mandmax were considered high risk. All other configurations were designated 'low risk'. It was postulated that in high risk patients, the overbite was likely to relapse into an open bite after retention. Cephalograms of 83 open bite patients taken before treatment (T1) and at the end of retention (T2) were studied. Patients designated as low risk generally had a normal overbite at T2 after treatment, regardless of which box was used. The risk configurations of the SHH1 and SHH2 at T1 were significant predictors of the overbite at T2, the first being slightly better compared with the SHH2. The main clinical values of the SHH1 and SHH2 are strongly supported by the relatively good success rate in distinguishing a low-risk configuration. Reliable prediction of the treatment results of high-risk patients with risk configurations according to the SHH is improved by evaluating treatment modalities. The posterior bite splint seemed to have a bite opening effect, while a bite closing effect was associated with the use of a removable retention appliance. (+info)Changes in alveolar morphology during open bite treatment and prediction of treatment result. (3/90)
It has been postulated that dentoalveolar height is enlarged by a compensation mechanism in long face subjects. In this study, dentoalveolar composition was studied in 83 open bite patients. It was found that increases in overbite during treatment coincided with vertical lengthening of the symphysis, which exceeded increments in lower face height. This vertical growth coincided mainly with an increase in the area of the symphysis. Furthermore, a retrusion of the maxillary incisors enhanced bite deepening. Stability of the overbite during the retention period was studied in a subset of 22 patients. It was found that retrusion of the maxillary incisors during treatment led to a more stable overbite during the retention period. Vertical lengthening of the symphysis relative to the increase in lower face height seemed to enhance bite opening during retention. Prediction of the overbite may be reliable, if a re-evaluation of the patients takes place during active treatment. The angle NTGoGn had a substantial predictive value (multiple R = 0.46) for post-treatment overbite. It is concluded that in open bite patients, a dentoalveolar compensation mechanism results in a stable overbite at the end of treatment by enlarging symphysial height through a moderate increase in symphysial volume. In addition, retrusion of the maxillary incisors contributes to overbite reduction. However, an excessive increase in vertical height of the symphysis relative to lower face height may relapse after active treatment. For prediction of the post-treatment overbite, the angle NTGoGn may be used, although a re-evaluation during treatment is recommended. (+info)Vertical changes following orthodontic extraction treatment in skeletal open bite subjects. (4/90)
The purpose of this investigation was to assess the vertical changes occurring in skeletal open bite patients treated orthodontically with different extraction patterns. The study was conducted using lateral cephalometric radiographs taken before and after treatment. Fifteen patients who had an anterior open bite (AOB) only were treated with first premolar extractions (Group E4). Seventeen patients with an AOB extending to the posterior teeth were grouped according to the extractions: extraction of second premolars (Group E5) and first molars (Group E6). Cephalometric data were analysed according to the 'two-factor experiment with a repeated measure on one factor' model. The treatment group factor had three levels, E4, E5, and E6, and the time factor two levels, pre- and post-treatment. The differences between the pre- and post-treatment periods were statistically significant for all the cephalometric variables (P < 0.001, P < 0.0001), except for ANS-Me/Na-Me. The time and group interaction were found to be statistically significant for the variables where the time factor is important, such as SN-GoGn angle, SGn-NBa angle, ANS-Me dimension, Na-Me dimension, forward movement of the maxillary and mandibular molars, and the distance to the mandibular plane of the lower molars. The severity of vertical dysplasia did not change in group E4. Generally, however, within the appropriate indications, extraction of the second premolars or the first molars led to a closing rotation of the mandible in subjects with a skeletal AOB extending to the posterior teeth. (+info)Moulding of the generate to control open bite during mandibular distraction osteogenesis. (5/90)
Distraction osteogenesis of the craniofacial skeleton has become a widely accepted, safe, and effective means of craniofacial reconstructive surgery. Despite excellent results in general, there are still some uncertainties related to the procedure, such as development of an anterior open bite (AOB) during mandibular distraction. The aim of this study was to examine whether 'moulding of the generate', i.e. use of intermaxillary elastics during the active distraction phase is possible to close the mandibular plane angle and open bite. Three subjects, 13- and 15-year-old males and a 7-year-old female, underwent mandibular linear and angular bilateral distraction osteogenesis with moulding of the generate. Lateral cephalograms were obtained before the introduction of elastics and following distraction, once the activation was stopped and the patients were ready for the consolidation phase. Conventional cephalometric measurements were used to assess possible changes in the mandibular plane angle and incisor position. Three different anchorage systems (dental, orthopaedic, and skeletal) were used for placement of the intermaxillary elastics. Cephalometric examination showed that the mandibular plane angle was decreased during active distraction osteogenesis with the introduction of elastics and angulation of the distraction device. Depending on the type of elastic anchorage system, smaller or greater amounts of extrusion of the incisors were noted. Moulding of the generate during active distraction can be performed to reduce the mandibular plane angle and open bite. To prevent unwanted dentoalveolar changes from occurring during elastic traction, skeletal rather than dental fixation of the elastics is recommended. Intrusive mechanics may be incorporated into the orthodontic appliances to balance extrusive force by the moulding elastics. (+info)Occlusal interferences in orthodontic patients before and after treatment, and in subjects with minor orthodontic treatment need. (6/90)
Different opinions have been expressed concerning the effect of orthodontic treatment on mandibular function. One factor discussed is occlusal interferences. The aim of this study was to establish the prevalence of occlusal interferences in 210 orthodontic patients before (mean age 12 years 8 months) and after (mean age 16 years 10 months) treatment and to compare them with subjects with minor orthodontic treatment need. The results showed a decrease in retruded contact position/intercuspal position (RCP/ICP) interferences in all morphological deviations, age, and gender groups. The prevalence of mediotrusion interferences decreased in some types of malocclusions whilst in others there was no change. One reason for this is that treatment was started when the majority of the patients had no second or third molars erupted. At the final registration, the second molars were erupted in all patients, and the third molars were erupted in approximately 25 per cent. Mediotrusion interferences were more consistent with basal morphological deviations, for example, Class III relationships and anterior open bite were more consistent in the same person, and more difficult to eliminate than RCP/ICP interferences. RCP/ICP interferences, often caused by dental deviation in position, size, and shape, were easier to correct. Optimal orthodontic treatment, if necessary, including selective grinding, will decrease the prevalence of occlusal interferences. (+info)Malocclusion associated with abnormal posture. (7/90)
Growth and development of maxillofacial morphology and oral function are closely interrelated. Oral function is comprised of articulation, swallowing, and chewing. Malocclusion may be caused by abnormal functions such as mouth breathing, tongue thrust swallowing, and unilateral chewing and by abnormal postures of oral circumferential muscles such as forward tongue thrust, tongue biting, and low tongue at rest. Forces from unintentional and habitual behaviors constantly acting on the maxillofacial and alveolar regions can cause the bony structures to generally deform, resulting in jaw deformity and malocclusion. Oral function also plays a vital role in maintaining body posture. In this study, clinical observations of oral postures examined maxillary protrusion and open bite, anterior crossbite and facial asymmetry. The unstable forces induced by abnormal posture were correlated with the varieties of malocclusion. Morphology, function, and posture were shown to be closely interrelated and to influence each other. (+info)A cineradiographic study of deglutitive tongue movement in patients with anterior open bite. (8/90)
The purpose of this study was to use cineradiographic images to investigate tongue movement during deglutition in anterior open bite patients with tongue thrust. Each subject had semi-spherical lead markers attached to the tip and dorsal surface of the tongue and was asked to swallow 5 ml of diluted liquid barium. Tongue movement during deglutition was recorded in the mid-sagittal plane with an X-ray VTR system. The deglutition process was divided into 6 stages to analyze the movements of the tip and dorsal surface of the tongue in each stage. In open bite patients, both the tip and dorsum of the tongue were positioned anteriorly and inferiorly at rest and during the buildup of negative intraoral pressure. The dorsum of the tongue tended to move and be positioned anteriorly as the tongue tip protruded and pushed the maxillary and mandibular anterior teeth. The tongue tip traveled a significantly smaller distance from the stage of tongue rest position to that of most retruded tongue tip position and a significantly larger distance from the stage of most retruded tongue tip position to that of tongue tip fixation in open bite patients than in controls. (+info)An open bite, in dental terminology, refers to a type of malocclusion (or misalignment) where the upper and lower teeth do not make contact with each other when the jaw is closed. More specifically, the front teeth of both the upper and lower jaws fail to meet or overlap normally, creating an opening in the bite. This condition can lead to various problems such as difficulty in biting, chewing, speaking clearly, and even cause temporomandibular joint disorders (TMD). Open bite can be caused by several factors including thumb sucking, tongue thrusting, genetic factors, or abnormal jaw development. Treatment usually involves orthodontic intervention, possibly with the use of appliances or even surgery in severe cases.
"Bites and stings" is a general term used to describe injuries resulting from the teeth or venomous secretions of animals. These can include:
1. Insect bites: The bite marks are usually small, punctate, and may be accompanied by symptoms such as redness, swelling, itching, and pain. Examples include mosquito, flea, bedbug, and tick bites.
2. Spider bites: Some spiders possess venomous fangs that can cause localized pain, redness, and swelling. In severe cases, systemic symptoms like muscle cramps, nausea, vomiting, and difficulty breathing may occur. The black widow and brown recluse spiders are notorious for their venomous bites.
3. Snake bites: Venomous snakes deliver toxic saliva through their fangs, which can lead to local tissue damage, swelling, pain, and potentially life-threatening systemic effects such as paralysis, bleeding disorders, and respiratory failure.
4. Mammal bites: Animal bites from mammals like dogs, cats, and wild animals can cause puncture wounds, lacerations, and crush injuries. They may also transmit infectious diseases, such as rabies.
5. Marine animal stings: Stings from jellyfish, sea urchins, stingrays, and other marine creatures can result in localized pain, redness, swelling, and systemic symptoms like difficulty breathing, muscle cramps, and altered heart rhythms. Some marine animals' venoms can cause severe allergic reactions or even death.
Treatment for bites and stings varies depending on the type and severity of the injury. It may include wound care, pain management, antibiotics to prevent infection, and in some cases, antivenom therapy to counteract the effects of venom. Seeking immediate medical attention is crucial in severe cases or when systemic symptoms are present.
Tongue habits refer to the specific and repetitive ways in which an individual's tongue moves or rests inside their mouth. These habits can include things like tongue thrusting, where the tongue presses against the front teeth during speech or swallowing; tongue sucking, where the tongue is placed against the roof of the mouth; or improper tongue positioning during rest, where the tongue may be positioned too far forward in the mouth or rest against the bottom teeth.
Tongue habits can have an impact on dental and oral health, as well as speech development and clarity. For example, persistent tongue thrusting can lead to an open bite, where the front teeth do not come together when the mouth is closed. Improper tongue positioning during rest can also contribute to the development of a deep overbite or an anterior open bite.
In some cases, tongue habits may be related to underlying conditions such as muscle weakness or sensory integration disorders. Speech-language pathologists and orthodontists may work together to assess and address tongue habits in order to improve oral function and overall health.
I could not find a specific medical definition for "fingersucking" as it is more of a behavior rather than a medical condition. However, fingersucking can sometimes be associated with certain medical or developmental issues in children. For example, persistent fingering sucking beyond the age of 5 years may indicate a developmental issue such as a sensory processing disorder or a behavioral problem like attention deficit/hyperactivity disorder (ADHD). Prolonged fingersucking can also lead to dental problems such as malocclusion and dental caries.
A snake bite is a traumatic injury resulting from the puncture or laceration of skin by the fangs of a snake, often accompanied by envenomation. Envenomation occurs when the snake injects venom into the victim's body through its fangs. The severity and type of symptoms depend on various factors such as the species of snake, the amount of venom injected, the location of the bite, and the individual's sensitivity to the venom. Symptoms can range from localized pain, swelling, and redness to systemic effects like coagulopathy, neurotoxicity, or cardiotoxicity, which may lead to severe complications or even death if not treated promptly and appropriately.
'Human bites' refer to wounds or injuries resulting from the human mouth coming into contact with another person's body tissue. These bites can occur during fights, accidents, or intentional acts and can cause damage ranging from minor abrasions to serious tissue injury or infection. Human bite wounds may also pose a risk of transmission for various pathogens, including bacteria like Streptococcus and Staphylococcus species, hepatitis B and C viruses, and herpes simplex virus. Proper evaluation, wound care, and potential antibiotic treatment are crucial to prevent complications associated with human bites.
Insect bites and stings refer to the penetration of the skin by insects, such as mosquitoes, fleas, ticks, or bees, often resulting in localized symptoms including redness, swelling, itching, and pain. The reaction can vary depending on the individual's sensitivity and the type of insect. In some cases, systemic reactions like anaphylaxis may occur, which requires immediate medical attention. Treatment typically involves relieving symptoms with topical creams, antihistamines, or in severe cases, epinephrine. Prevention measures include using insect repellent and protective clothing.
Jaw fixation techniques, also known as maxillomandibular fixation (MMF), are procedures used in dental and oral surgery to hold the jaw in a specific position. This is typically done by wiring the upper and lower teeth together or using elastic bands and other devices to keep the jaws aligned. The technique is often used after surgical procedures on the jaw, such as corrective jaw surgery (orthognathic surgery) or fracture repair, to help promote proper healing and alignment of the bones. It may also be used in the management of temporomandibular joint disorders or other conditions affecting the jaw. The duration of jaw fixation can vary depending on the specific procedure and individual patient needs, but it typically lasts several weeks.
A pacifier, also known as a soother or dummy, is a rubber, plastic, or silicone teething device that is designed to be sucked upon. It has a nipple-like part that the baby or infant sucks on to derive a sense of security, comfort, and relaxation. Pacifiers are often used to help soothe a crying or fussy baby, to help them fall asleep, or to calm them during stressful situations. They come in various shapes, sizes, and colors, and can be orthodontic or non-orthodontic. It is recommended that pacifier use should be stopped by the age of 2-3 years to prevent dental and speech development issues.
"Sucking behavior" is not a term typically used in medical terminology. However, in the context of early childhood development and behavior, "non-nutritive sucking" is a term that may be used to describe an infant or young child's habitual sucking on their thumb, fingers, or pacifiers, beyond what is necessary for feeding. This type of sucking behavior can provide a sense of security, comfort, or help to self-soothe and manage stress or anxiety.
It's important to note that while non-nutritive sucking is generally considered a normal part of early childhood development, persistent sucking habits beyond the age of 2-4 years may lead to dental or orthodontic problems such as an overbite or open bite. Therefore, it's recommended to monitor and address these behaviors if they persist beyond this age range.
The term "vertical dimension" is used in dentistry, specifically in the field of prosthodontics, to refer to the measurement of the distance between two specific points in the vertical direction when the jaw is closed. The most common measurement is the "vertical dimension of occlusion," which is the distance between the upper and lower teeth when the jaw is in a balanced and comfortable position during resting closure.
The vertical dimension is an important consideration in the design and fabrication of dental restorations, such as dentures or dental crowns, to ensure proper function, comfort, and aesthetics. Changes in the vertical dimension can occur due to various factors, including tooth loss, jaw joint disorders, or muscle imbalances, which may require correction through dental treatment.
Bite force refers to the amount of force or pressure that can be exerted by the teeth and jaw when biting down or clenching together. It is a measure of an individual's maximum biting strength, typically expressed in units such as pounds (lb) or newtons (N). Bite force is an important factor in various biological and medical contexts, including oral health, nutrition, and the study of animal behavior and evolution.
In humans, bite force can vary widely depending on factors such as age, sex, muscle strength, and dental health. On average, a healthy adult human male may have a maximum bite force of around 150-200 pounds (670-890 newtons), while an adult female may have a bite force of around 100-130 pounds (445-578 newtons). However, these values can vary significantly from person to person.
Abnormalities in bite force can be indicative of various medical conditions or injuries, such as temporomandibular joint disorders (TMD), muscle weakness, or neurological disorders affecting the facial muscles. Assessing and measuring bite force may also be useful in evaluating the effectiveness of dental treatments or appliances, such as dentures or orthodontic devices.
An overbite, also known as "malocclusion of class II division 1" in dental terminology, is an orthodontic condition where the upper front teeth excessively overlap the lower front teeth when biting down. This means that the upper incisors are positioned too far forward or the lower incisors are too far back. A slight overbite is considered normal and healthy, as it allows the front teeth to perform their functions properly, such as biting and tearing food. However, a significant overbite can lead to various problems like difficulty in chewing, speaking, and maintaining good oral hygiene. It may also cause wear and tear on the teeth, jaw pain, or even contribute to temporomandibular joint disorders (TMD). Orthodontic treatment, such as braces or aligners, is often recommended to correct a severe overbite and restore proper bite alignment.
Malocclusion is a term used in dentistry and orthodontics to describe a misalignment or misrelation between the upper and lower teeth when they come together, also known as the bite. It is derived from the Latin words "mal" meaning bad or wrong, and "occludere" meaning to close.
There are different types of malocclusions, including:
1. Class I malocclusion: The most common type, where the upper teeth slightly overlap the lower teeth, but the bite is otherwise aligned.
2. Class II malocclusion (overbite): The upper teeth significantly overlap the lower teeth, causing a horizontal or vertical discrepancy between the dental arches.
3. Class III malocclusion (underbite): The lower teeth protrude beyond the upper teeth, resulting in a crossbite or underbite.
Malocclusions can be caused by various factors such as genetics, thumb sucking, tongue thrusting, premature loss of primary or permanent teeth, and jaw injuries or disorders. They may lead to several oral health issues, including tooth decay, gum disease, difficulty chewing or speaking, and temporomandibular joint (TMJ) dysfunction. Treatment for malocclusions typically involves orthodontic appliances like braces, aligners, or retainers to realign the teeth and correct the bite. In some cases, surgical intervention may be necessary.
An "osteotomy" refers to a surgical procedure in which a bone is cut. A "Le Fort osteotomy" is a specific type of osteotomy that involves cutting and repositioning the middle (midface) portion of the facial bones. There are three types of Le Fort osteotomies, named after the French surgeon René Le Fort who first described them:
1. Le Fort I osteotomy: This procedure involves making a horizontal cut through the lower part of the maxilla (upper jaw) and separating it from the rest of the facial bones. It is often used to treat conditions such as severe jaw deformities or obstructive sleep apnea.
2. Le Fort II osteotomy: In this procedure, an upward curved cut is made through the lower part of the maxilla and the middle portion of the nasal bones. This allows for the repositioning of the midface and nose. It may be used to treat conditions such as severe facial fractures or congenital deformities.
3. Le Fort III osteotomy: A Le Fort III osteotomy involves making a cut through the upper part of the maxilla, the orbital bones (bones surrounding the eyes), and the zygomatic bones (cheekbones). This procedure allows for significant repositioning of the midface and is often used to treat severe facial fractures or congenital deformities.
It's important to note that Le Fort osteotomies are complex surgical procedures that should only be performed by experienced oral and maxillofacial surgeons or craniofacial surgeons.
Cephalometry is a medical term that refers to the measurement and analysis of the skull, particularly the head face relations. It is commonly used in orthodontics and maxillofacial surgery to assess and plan treatment for abnormalities related to the teeth, jaws, and facial structures. The process typically involves taking X-ray images called cephalograms, which provide a lateral view of the head, and then using various landmarks and reference lines to make measurements and evaluate skeletal and dental relationships. This information can help clinicians diagnose problems, plan treatment, and assess treatment outcomes.
A diastema is a gap or space that occurs between two teeth. The most common location for a diastema is between the two upper front teeth (central incisors). Diastemas can be caused by various factors, including:
1. Tooth size discrepancy: If the size of the teeth is smaller than the size of the jawbone, spaces may occur between the teeth. This is a common cause of diastema in children as their jaws grow and develop faster than their teeth. In some cases, these gaps close on their own as the permanent teeth erupt and fully emerge.
2. Thumb sucking or pacifier use: Prolonged thumb sucking or pacifier use can exert pressure on the front teeth, causing them to protrude and creating a gap between them. This habit typically affects children and may result in a diastema if it persists beyond the age of 4-5 years.
3. Tongue thrust: Tongue thrust is a condition where an individual pushes their tongue against the front teeth while speaking or swallowing. Over time, this force can push the front teeth forward and create a gap between them.
4. Missing teeth: When a person loses a tooth due to extraction, decay, or injury, the surrounding teeth may shift position and cause gaps to form between other teeth.
5. Periodontal disease: Advanced periodontal (gum) disease can lead to bone loss and receding gums, which can result in spaces between the teeth.
6. Genetic factors: Some people have a natural tendency for their front teeth to be widely spaced due to genetic predisposition.
Diastemas can be closed through various orthodontic treatments, such as braces or aligners, or by using dental restorations like bonding, veneers, or crowns. The appropriate treatment option depends on the underlying cause of the diastema and the individual's overall oral health condition.
A spider bite is not a medical condition in and of itself, but rather an injury caused by the puncture of the skin by the fangs of a spider. Not all spiders are capable of penetrating human skin, and only a small number of species found in certain parts of the world have venom that can cause harmful reactions in humans.
The symptoms of a spider bite can vary widely depending on the species of spider, the amount of venom injected, the sensitivity of the person bitten, and the location of the bite. Some common symptoms include redness, swelling, pain, itching, and formation of a blister at the site of the bite. In more severe cases, symptoms such as muscle cramps, nausea, vomiting, fever, chills, and difficulty breathing can occur.
It is important to note that many skin reactions that are attributed to spider bites may actually be caused by other factors such as bacterial infections or allergic reactions. Accurate identification of the spider responsible for a bite is often difficult, and in most cases, treatment is directed at relieving symptoms and preventing complications.
Tooth ankylosis is a dental condition where the tooth becomes abnormally fused to the alveolar bone, which is the part of the jawbone that contains the tooth sockets. This fusion typically occurs through the cementum of the root surface and the adjacent alveolar bone, resulting in the loss of the periodontal ligament (PLD) space that normally separates the tooth from the bone.
Ankylosis can affect both primary (deciduous or baby) teeth and permanent teeth. In primary teeth, ankylosis may lead to early exfoliation or premature loss of the tooth due to the lack of PDL resorption, which is necessary for natural tooth shedding. In permanent teeth, ankylosis can result in infraocclusion, where the affected tooth fails to erupt fully and remains at a lower level than the surrounding teeth.
The causes of tooth ankylosis include trauma, infection, developmental disorders, or previous orthodontic treatment. It is essential to diagnose and manage this condition promptly, as it can lead to complications such as malocclusion, dental crowding, or periodontal issues if left untreated. Treatment options may include extraction of the affected tooth, surgical separation from the bone, or orthodontic treatment to correct any resulting occlusal discrepancies.
Orthodontics is a specialized branch of dentistry that focuses on the diagnosis, prevention, and treatment of dental and facial irregularities. The term "corrective" in this context refers to the use of appliances (such as braces, aligners, or other devices) to move teeth into their proper position and correct malocclusion (bad bite). This not only improves the appearance of the teeth but also helps to ensure better function, improved oral health, and overall dental well-being.
The goal of corrective orthodontics is to create a balanced and harmonious relationship between the teeth, jaws, and facial structures. Treatment may be recommended for children, adolescents, or adults and can help address various issues such as crowding, spacing, overbites, underbites, crossbites, open bites, and jaw growth discrepancies. A combination of techniques, including fixed or removable appliances, may be used to achieve the desired outcome. Regular follow-up appointments are necessary throughout treatment to monitor progress and make any necessary adjustments.
The mandible, also known as the lower jaw, is the largest and strongest bone in the human face. It forms the lower portion of the oral cavity and plays a crucial role in various functions such as mastication (chewing), speaking, and swallowing. The mandible is a U-shaped bone that consists of a horizontal part called the body and two vertical parts called rami.
The mandible articulates with the skull at the temporomandibular joints (TMJs) located in front of each ear, allowing for movements like opening and closing the mouth, protrusion, retraction, and side-to-side movement. The mandible contains the lower teeth sockets called alveolar processes, which hold the lower teeth in place.
In medical terminology, the term "mandible" refers specifically to this bone and its associated structures.
The maxilla is a paired bone that forms the upper jaw in vertebrates. In humans, it is a major bone in the face and plays several important roles in the craniofacial complex. Each maxilla consists of a body and four processes: frontal process, zygomatic process, alveolar process, and palatine process.
The maxillae contribute to the formation of the eye sockets (orbits), nasal cavity, and the hard palate of the mouth. They also contain the upper teeth sockets (alveoli) and help form the lower part of the orbit and the cheekbones (zygomatic arches).
Here's a quick rundown of its key functions:
1. Supports the upper teeth and forms the upper jaw.
2. Contributes to the formation of the eye sockets, nasal cavity, and hard palate.
3. Helps shape the lower part of the orbit and cheekbones.
4. Partakes in the creation of important sinuses, such as the maxillary sinus, which is located within the body of the maxilla.
An incisor is a type of tooth that is primarily designed for biting off food pieces rather than chewing or grinding. They are typically chisel-shaped, flat, and have a sharp cutting edge. In humans, there are eight incisors - four on the upper jaw and four on the lower jaw, located at the front of the mouth. Other animals such as dogs, cats, and rodents also have incisors that they use for different purposes like tearing or gnawing.
Malocclusion, Angle Class III is a type of orthodontic problem characterized by a misalignment of the teeth and jaws. This classification was first described by Edward Angle, an American dentist who is considered the father of modern orthodontics. In Class III malocclusion, the lower jaw (mandible) protrudes forward beyond the upper jaw (maxilla), resulting in a misaligned bite.
In this condition, the lower front teeth are positioned in front of the upper front teeth when the jaws are closed. This can lead to various dental and skeletal problems, such as abnormal tooth wear, difficulty in chewing and speaking, and aesthetic concerns. Class III malocclusion can be mild, moderate, or severe and may require orthodontic treatment, including braces, appliances, or even surgery, to correct the problem.
Maxillofacial development refers to the growth and formation of the bones, muscles, and soft tissues that make up the face and jaw (maxillofacial region). This process begins in utero and continues throughout childhood and adolescence. It involves the coordinated growth and development of multiple structures, including the upper and lower jaws (maxilla and mandible), facial bones, teeth, muscles, and nerves.
Abnormalities in maxillofacial development can result in a range of conditions, such as cleft lip and palate, jaw deformities, and craniofacial syndromes. These conditions may affect a person's appearance, speech, chewing, and breathing, and may require medical or surgical intervention to correct.
Healthcare professionals involved in the diagnosis and treatment of maxillofacial developmental disorders include oral and maxillofacial surgeons, orthodontists, pediatricians, geneticists, and other specialists.
Sagittal split ramus osteotomy (SSRO) is a specific type of orthognathic surgery, which is performed on the ramus of the mandible (lower jaw). The procedure involves making a surgical cut in the ramus bone in a sagittal direction (splitting it from front to back), and then splitting the bone further into two segments. These segments are then repositioned to correct dentofacial deformities, such as jaw misalignment or asymmetry. The procedure is often used to treat severe cases of malocclusion (bad bite) and jaw joint disorders. After the bones are repositioned, they are stabilized with plates and screws until they heal together in their new position.
Malocclusion, Angle Class II is a type of dental malocclusion where the relationship between the maxilla (upper jaw) and mandible (lower jaw) is such that the lower molar teeth are positioned posteriorly relative to the upper molar teeth. This results in an overbite, which means that the upper front teeth overlap the lower front teeth excessively. The classification was proposed by Edward Angle, an American orthodontist who is considered the father of modern orthodontics. In this classification system, Class II malocclusion is further divided into three subclasses (I, II, and III) based on the position of the lower incisors relative to the upper incisors.
Dental occlusion refers to the alignment and contact between the upper and lower teeth when the jaws are closed. It is the relationship between the maxillary (upper) and mandibular (lower) teeth when they approach each other, as occurs during chewing or biting.
A proper dental occlusion, also known as a balanced occlusion, ensures that the teeth and jaw joints function harmoniously, reducing the risk of tooth wear, damage, and temporomandibular disorders (TMD). Malocclusion, on the other hand, refers to improper alignment or contact between the upper and lower teeth, which may require orthodontic treatment or dental restorations to correct.
Mixed dentition is a stage of dental development in which both primary (deciduous) teeth and permanent teeth are present in the mouth. This phase typically begins when the first permanent molars erupt, around the age of 6, and continues until all of the primary teeth have been replaced by permanent teeth, usually around the age of 12-13.
During this stage, a person will have a mix of smaller, temporary teeth and larger, more durable permanent teeth. Proper care and management of mixed dentition is essential for maintaining good oral health, as it can help to prevent issues such as crowding, misalignment, and decay. Regular dental check-ups and proper brushing and flossing techniques are crucial during this stage to ensure the best possible outcomes for long-term oral health.
Orthognathic surgical procedures are a type of surgery used to correct jaw misalignments and improve the bite and function of the jaws. The term "orthognathic" comes from the Greek words "orthos," meaning straight or correct, and "gnathos," meaning jaw. These surgeries are typically performed by oral and maxillofacial surgeons in conjunction with orthodontic treatment to achieve proper alignment of the teeth and jaws.
Orthognathic surgical procedures may be recommended for patients who have significant discrepancies between the size and position of their upper and lower jaws, which can result in problems with chewing, speaking, breathing, and sleeping. These procedures can also improve facial aesthetics by correcting jaw deformities and imbalances.
The specific surgical procedure used will depend on the nature and extent of the jaw misalignment. Common orthognathic surgical procedures include:
1. Maxillary osteotomy: This procedure involves making cuts in the upper jawbone (maxilla) and moving it forward or backward to correct a misalignment.
2. Mandibular osteotomy: This procedure involves making cuts in the lower jawbone (mandible) and moving it forward or backward to correct a misalignment.
3. Genioplasty: This procedure involves reshaping or repositioning the chin bone (mentum) to improve facial aesthetics and jaw function.
4. Orthognathic surgery for sleep apnea: This procedure involves repositioning the upper and/or lower jaws to open up the airway and improve breathing during sleep.
Orthognathic surgical procedures require careful planning and coordination between the surgeon, orthodontist, and patient. The process typically involves taking detailed measurements and images of the jaw and teeth, creating a surgical plan, and undergoing orthodontic treatment to align the teeth prior to surgery. After surgery, patients may need to wear braces or other appliances to maintain the alignment of their teeth and jaws during healing.
A Jaw Relation Record (also known as a "mounted cast" or "articulated record") is a dental term used to describe the process of recording and replicating the precise spatial relationship between the upper and lower jaws. This information is crucial in various dental treatments, such as designing and creating dental restorations, dentures, or orthodontic appliances.
The Jaw Relation Record typically involves these steps:
1. Determining the optimal jaw position (occlusion) during a clinical procedure called "bite registration." This is done by using various materials like waxes, silicones, or impression compounds to record the relationship between the upper and lower teeth in a static position or at specific movements.
2. Transferring this bite registration to an articulator, which is a mechanical device that simulates jaw movement. The articulator holds dental casts (replicas of the patient's teeth) and allows for adjustments based on the recorded jaw relationship.
3. Mounting the dental casts onto the articulator according to the bite registration. This creates an accurate representation of the patient's oral structures, allowing dentists or technicians to evaluate, plan, and fabricate dental restorations that will fit harmoniously in the mouth and provide optimal function and aesthetics.
In summary, a Jaw Relation Record is a critical component in dental treatment planning and restoration design, as it captures and replicates the precise spatial relationship between the upper and lower jaws.
Micrognathism is a medical term that refers to a condition where the lower jaw (mandible) is abnormally small or underdeveloped. This can result in various dental and skeletal problems, including an improper bite (malocclusion), difficulty speaking, chewing, or swallowing, and sleep apnea. Micrognathism may be congenital or acquired later in life due to trauma, disease, or surgical removal of part of the jaw. Treatment options depend on the severity of the condition and can include orthodontic treatment, surgery, or a combination of both.
Tooth movement, in a dental and orthodontic context, refers to the physical change in position or alignment of one or more teeth within the jaw bone as a result of controlled forces applied through various orthodontic appliances such as braces, aligners, or other orthodontic devices. The purposeful manipulation of these forces encourages the periodontal ligament (the tissue that connects the tooth to the bone) to remodel, allowing the tooth to move gradually over time into the desired position. This process is crucial in achieving proper bite alignment, correcting malocclusions, and enhancing overall oral function and aesthetics.
Speech articulation tests are diagnostic assessments used to determine the presence, nature, and severity of speech sound disorders in individuals. These tests typically involve the assessment of an individual's ability to produce specific speech sounds in words, sentences, and conversational speech. The tests may include measures of sound production, phonological processes, oral-motor function, and speech intelligibility.
The results of a speech articulation test can help identify areas of weakness or error in an individual's speech sound system and inform the development of appropriate intervention strategies to improve speech clarity and accuracy. Speech articulation tests are commonly used by speech-language pathologists to evaluate children and adults with speech sound disorders, including those related to developmental delays, hearing impairment, structural anomalies, neurological conditions, or other factors that may affect speech production.
Interceptive orthodontics refers to a branch of orthodontics that focuses on the early interception and treatment of dental or oral issues in children, typically between the ages of 6 and 10. The goal of interceptive orthodontics is to correct developing problems before they become more serious and require extensive treatment in the future.
Interceptive orthodontic treatments may include the use of appliances such as space maintainers, palatal expanders, or partial braces to guide the growth and development of the teeth and jaws. These treatments can help to:
* Create more space for crowded teeth
* Correct bite problems
* Improve facial symmetry
* Guide jaw growth and development
* Reduce the risk of tooth damage due to thumb sucking or tongue thrusting habits
By addressing these issues early on, interceptive orthodontics can help to prevent more extensive and costly treatments later in life. It is important to note that not all children will require interceptive orthodontic treatment, and a thorough evaluation by an orthodontist is necessary to determine the most appropriate course of action for each individual case.
Malocclusion, Angle Class I is a type of dental malocclusion where the misalignment of teeth is not severe enough to affect the overall function or appearance of the bite significantly. Named after Edward Angle, the founder of modern orthodontics, this classification indicates that the mesiobuccal cusp of the upper first molar is aligned with the buccal groove of the lower first molar. Although the bite appears normal, there might be crowding, spacing, or rotations present in the teeth, which can lead to aesthetic concerns and potential periodontal issues if left untreated.
A deciduous tooth, also known as a baby tooth or primary tooth, is a type of temporary tooth that humans and some other mammals develop during childhood. They are called "deciduous" because they are eventually shed and replaced by permanent teeth, much like how leaves on a deciduous tree fall off and are replaced by new growth.
Deciduous teeth begin to form in the womb and start to erupt through the gums when a child is around six months old. By the time a child reaches age three, they typically have a full set of 20 deciduous teeth, including incisors, canines, and molars. These teeth are smaller and less durable than permanent teeth, but they serve important functions such as helping children chew food properly, speak clearly, and maintain space in the jaw for the permanent teeth to grow into.
Deciduous teeth usually begin to fall out around age six or seven, starting with the lower central incisors. This process continues until all of the deciduous teeth have been shed, typically by age 12 or 13. At this point, the permanent teeth will have grown in and taken their place, with the exception of the wisdom teeth, which may not erupt until later in adolescence or early adulthood.
Palatal expansion technique is a dental or orthodontic treatment procedure that aims to widen the upper jaw (maxilla) by expanding the palate. This is typically done using a device called a palatal expander, which is attached to the upper molars and applies pressure to gradually separate the two bones that form the palate (the maxillary bones). As the appliance is activated (usually through turning a screw or key), it gently expands the palatal suture, allowing for an increase in the width of the upper dental arch. This procedure can help correct crossbites, crowding, and other jaw alignment issues. It's commonly used in children and adolescents but may also be employed in adults with certain conditions.
Orthodontic appliances are devices used in orthodontics, a branch of dentistry focused on the diagnosis, prevention, and treatment of dental and facial irregularities. These appliances can be fixed or removable and are used to align teeth, correct jaw relationships, or modify dental forces. They can include braces, aligners, palatal expanders, space maintainers, and headgear, among others. The specific type of appliance used depends on the individual patient's needs and the treatment plan developed by the orthodontist.
In the context of dentistry, a molar is a type of tooth found in the back of the mouth. They are larger and wider than other types of teeth, such as incisors or canines, and have a flat biting surface with multiple cusps. Molars are primarily used for grinding and chewing food into smaller pieces that are easier to swallow. Humans typically have twelve molars in total, including the four wisdom teeth.
In medical terminology outside of dentistry, "molar" can also refer to a unit of mass in the apothecaries' system of measurement, which is equivalent to 4.08 grams. However, this usage is less common and not related to dental or medical anatomy.
Functional Orthodontic Appliances are removable or fixed devices used in orthodontics to correct the alignment and/or positioning of jaw bones and/or teeth. They work by harnessing the power of muscle function and growth to achieve desired changes in the dental arches and jaws. These appliances are typically used in growing children and adolescents, but can also be used in adults in certain cases. Examples of functional orthodontic appliances include activators, bionators, twin blocks, and Herbst appliances. The specific type of appliance used will depend on the individual patient's needs and treatment goals.
Dental models are replicas of a patient's teeth and surrounding oral structures, used in dental practice and education. They are typically created using plaster or other materials that harden to accurately reproduce the shape and position of each tooth, as well as the contours of the gums and palate. Dental models may be used for a variety of purposes, including treatment planning, creating custom-fitted dental appliances, and teaching dental students about oral anatomy and various dental procedures. They provide a tactile and visual representation that can aid in understanding and communication between dentists, patients, and other dental professionals.
A cuspid, also known as a canine tooth or cuspid tooth, is a type of tooth in mammals. It is the pointiest tooth in the dental arch and is located between the incisors and bicuspids (or premolars). Cuspids have a single cusp or pointed tip that is used for tearing and grasping food. In humans, there are four cuspids, two on the upper jaw and two on the lower jaw, one on each side of the dental arch.
The "chin" is the lower, prominent part of the front portion of the jaw in humans and other animals. In medical terms, it is often referred to as the mentum or the symphysis of the mandible. The chin helps in protecting the soft tissues of the mouth and throat during activities such as eating, speaking, and swallowing. It also plays a role in shaping the overall appearance of the face. Anatomically, the chin is formed by the fusion of the two halves of the mandible (lower jawbone) at the symphysis menti.
The palate is the roof of the mouth in humans and other mammals, separating the oral cavity from the nasal cavity. It consists of two portions: the anterior hard palate, which is composed of bone, and the posterior soft palate, which is composed of muscle and connective tissue. The palate plays a crucial role in speech, swallowing, and breathing, as it helps to direct food and air to their appropriate locations during these activities.
Mouth breathing is a condition characterized by the regular habit of breathing through the mouth instead of the nose during awake states and sometimes during sleep. This can occur due to various reasons such as nasal congestion, deviated septum, enlarged tonsils or adenoids, or structural abnormalities in the jaw or airway. Prolonged mouth breathing can lead to several oral and general health issues, including dry mouth, bad breath, gum disease, and orthodontic problems. It can also affect sleep quality and cognitive function.
The stomatognathic system is a term used in medicine and dentistry to refer to the coordinated functions of the mouth, jaw, and related structures. It includes the teeth, gums, tongue, palate, lips, cheeks, salivary glands, as well as the muscles of mastication (chewing), swallowing, and speech. The stomatognathic system also involves the temporomandibular joint (TMJ) and associated structures that allow for movement of the jaw. This complex system works together to enable functions such as eating, speaking, and breathing. Dysfunction in the stomatognathic system can lead to various oral health issues, including temporomandibular disorders, occlusal problems, and orofacial pain.
Antivenins, also known as antivenoms, are medications created specifically to counteract venomous bites or stings from various creatures such as snakes, spiders, scorpions, and marine animals. They contain antibodies that bind to and neutralize the toxic proteins present in venom. Antivenins are usually made by immunizing large animals (like horses) with small amounts of venom over time, which prompts the animal's immune system to produce antibodies against the venom. The antibody-rich serum is then collected from the immunized animal and purified for use as an antivenin.
When administered to a victim who has been envenomated, antivenins work by binding to the venom molecules, preventing them from causing further damage to the body's tissues and organs. This helps minimize the severity of symptoms and can save lives in life-threatening situations. It is essential to seek immediate medical attention if bitten or stung by a venomous creature, as antivenins should be administered as soon as possible for optimal effectiveness.
Retrognathia is a dental and maxillofacial term that refers to a condition where the mandible (lower jaw) is positioned further back than normal, relative to the maxilla (upper jaw). This results in the chin appearing recessed or set back, and can lead to various functional and aesthetic problems. In severe cases, retrognathia can interfere with speaking, chewing, and breathing, and may require orthodontic or surgical intervention for correction.
The skull base is the lower part of the skull that forms the floor of the cranial cavity and the roof of the facial skeleton. It is a complex anatomical region composed of several bones, including the frontal, sphenoid, temporal, occipital, and ethmoid bones. The skull base supports the brain and contains openings for blood vessels and nerves that travel between the brain and the face or neck. The skull base can be divided into three regions: the anterior cranial fossa, middle cranial fossa, and posterior cranial fossa, which house different parts of the brain.
The alveolar process is the curved part of the jawbone (mandible or maxilla) that contains sockets or hollow spaces (alveoli) for the teeth to be embedded. These processes are covered with a specialized mucous membrane called the gingiva, which forms a tight seal around the teeth to help protect the periodontal tissues and maintain oral health.
The alveolar process is composed of both compact and spongy bone tissue. The compact bone forms the outer layer, while the spongy bone is found inside the alveoli and provides support for the teeth. When a tooth is lost or extracted, the alveolar process begins to resorb over time due to the lack of mechanical stimulation from the tooth's chewing forces. This can lead to changes in the shape and size of the jawbone, which may require bone grafting procedures before dental implant placement.
Temporomandibular Joint Disorders (TMD) refer to a group of conditions that cause pain and dysfunction in the temporomandibular joint (TMJ) and the muscles that control jaw movement. The TMJ is the hinge joint that connects the lower jaw (mandible) to the skull (temporal bone) in front of the ear. It allows for movements required for activities such as eating, speaking, and yawning.
TMD can result from various causes, including:
1. Muscle tension or spasm due to clenching or grinding teeth (bruxism), stress, or jaw misalignment
2. Dislocation or injury of the TMJ disc, which is a small piece of cartilage that acts as a cushion between the bones in the joint
3. Arthritis or other degenerative conditions affecting the TMJ
4. Bite problems (malocclusion) leading to abnormal stress on the TMJ and its surrounding muscles
5. Stress, which can exacerbate existing TMD symptoms by causing muscle tension
Symptoms of Temporomandibular Joint Disorders may include:
- Pain or tenderness in the jaw, face, neck, or shoulders
- Limited jaw movement or locking of the jaw
- Clicking, popping, or grating sounds when moving the jaw
- Headaches, earaches, or dizziness
- Difficulty chewing or biting
- Swelling on the side of the face
Treatment for TMD varies depending on the severity and cause of the condition. It may include self-care measures (like eating soft foods, avoiding extreme jaw movements, and applying heat or cold packs), physical therapy, medications (such as muscle relaxants, pain relievers, or anti-inflammatory drugs), dental work (including bite adjustments or orthodontic treatment), or even surgery in severe cases.
Orthodontic appliance design refers to the creation and development of medical devices used in orthodontics, which is a branch of dentistry focused on the diagnosis, prevention, and correction of dental and facial irregularities. The design process involves creating a customized treatment plan for each patient, based on their specific needs and goals.
Orthodontic appliances can be removable or fixed and are used to move teeth into proper alignment, improve jaw function, and enhance the overall appearance of the smile. Some common types of orthodontic appliances include braces, aligners, palatal expanders, and retainers.
The design of an orthodontic appliance typically involves several factors, including:
1. The specific dental or facial problem being addressed
2. The patient's age, overall health, and oral hygiene habits
3. The patient's lifestyle and personal preferences
4. The estimated treatment time and cost
5. The potential risks and benefits of the appliance
Orthodontic appliance design is a complex process that requires a thorough understanding of dental anatomy, biomechanics, and materials science. It is typically performed by an orthodontist or a dental technician with specialized training in this area. The goal of orthodontic appliance design is to create a device that is both effective and comfortable for the patient, while also ensuring that it is safe and easy to use.
A bicuspid valve, also known as a mitral valve in the heart, is a heart valve that has two leaflets or cusps. It lies between the left atrium and the left ventricle and helps to regulate blood flow between these two chambers of the heart. In a healthy heart, the bicuspid valve opens to allow blood to flow from the left atrium into the left ventricle and closes tightly to prevent blood from flowing back into the left atrium during contraction of the ventricle.
A congenital heart defect known as a bicuspid aortic valve occurs when the aortic valve, which normally has three leaflets or cusps, only has two. This can lead to narrowing of the valve (aortic stenosis) or leakage of the valve (aortic regurgitation), which can cause symptoms and may require medical treatment.
An open reading frame (ORF) is a continuous stretch of DNA or RNA sequence that has the potential to be translated into a protein. It begins with a start codon (usually "ATG" in DNA, which corresponds to "AUG" in RNA) and ends with a stop codon ("TAA", "TAG", or "TGA" in DNA; "UAA", "UAG", or "UGA" in RNA). The sequence between these two points is called a coding sequence (CDS), which, when transcribed into mRNA and translated into amino acids, forms a polypeptide chain.
In eukaryotic cells, ORFs can be located in either protein-coding genes or non-coding regions of the genome. In prokaryotic cells, multiple ORFs may be present on a single strand of DNA, often organized into operons that are transcribed together as a single mRNA molecule.
It's important to note that not all ORFs necessarily represent functional proteins; some may be pseudogenes or result from errors in genome annotation. Therefore, additional experimental evidence is typically required to confirm the expression and functionality of a given ORF.
Patient care planning is a critical aspect of medical practice that involves the development, implementation, and evaluation of an individualized plan for patients to receive high-quality and coordinated healthcare services. It is a collaborative process between healthcare professionals, patients, and their families that aims to identify the patient's health needs, establish realistic goals, and determine the most effective interventions to achieve those goals.
The care planning process typically includes several key components, such as:
1. Assessment: A comprehensive evaluation of the patient's physical, psychological, social, and environmental status to identify their healthcare needs and strengths.
2. Diagnosis: The identification of the patient's medical condition(s) based on clinical findings and diagnostic tests.
3. Goal-setting: The establishment of realistic and measurable goals that address the patient's healthcare needs and align with their values, preferences, and lifestyle.
4. Intervention: The development and implementation of evidence-based strategies to achieve the identified goals, including medical treatments, therapies, and supportive services.
5. Monitoring and evaluation: The ongoing assessment of the patient's progress towards achieving their goals and adjusting the care plan as needed based on changes in their condition or response to treatment.
Patient care planning is essential for ensuring that patients receive comprehensive, coordinated, and personalized care that promotes their health, well-being, and quality of life. It also helps healthcare professionals to communicate effectively, make informed decisions, and provide safe and effective care that meets the needs and expectations of their patients.
In the context of medicine, particularly in anatomy and physiology, "rotation" refers to the movement of a body part around its own axis or the long axis of another structure. This type of motion is three-dimensional and can occur in various planes. A common example of rotation is the movement of the forearm bones (radius and ulna) around each other during pronation and supination, which allows the hand to be turned palm up or down. Another example is the rotation of the head during mastication (chewing), where the mandible moves in a circular motion around the temporomandibular joint.
A "tick bite" refers to the penetration of the skin by a tick, a small arachnid, for the purpose of feeding on the host's blood. This process often involves the tick's mouthparts piercing the skin and attaching themselves securely to the host. Tick bites can potentially transmit diseases, such as Lyme disease or Rocky Mountain spotted fever, depending on the type of tick and the length of time it remains attached. It is important to check for and promptly remove ticks from the body to reduce the risk of infection.
Open bite malocclusion
Sing a Bit of Harmony
Eight Bit (studio)
Give a Little Bit
Bit-Twist
Killing Bites
Amelogenesis imperfecta
The Venetian Las Vegas
John Carmack
Open Very Carefully
Cobra (programming language)
Big Apple Coaster
2019 Open Championship
Theories of craniofacial growth
Kettleman's Bagel Co.
Overjet
C23 (C standard revision)
Marine Park (Brooklyn park)
Bite (show)
Tongue thrust
Mohammad Ahsan
Mandibular setback surgery
Malocclusion
List of OpenCL applications
Outlook Media
Council of Fashion Designers of America
2009 Rafael Nadal tennis season
Bit Pazar shooting
Lestat (musical)
Frankel appliance
Open bite malocclusion - Wikipedia
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Malocclusion8
- Open bite is a type of orthodontic malocclusion which has been estimated to occur in 0.6% of the people in the United States. (wikipedia.org)
- The term "open bite" was coined by Carevelli in 1842 as a distinct classification of malocclusion. (wikipedia.org)
- Open bite malocclusion can happen due to several reasons. (wikipedia.org)
- An open bite is a type of malocclusion that causes a gap between the lower and upper teeth-it's a condition that affects many, and is not always easy to treat depending on its severity. (nwph.net)
- An open bite malocclusion is a condition of misaligned teeth, where the anterior teeth or posterior teeth do not touch in the front or back of the mouth when the jaw is shut. (nwph.net)
- This case report describes the treatment of a severe anterior open bite, Class III malocclusion with a history of digit sucking. (banglajol.info)
- Open bite is a type of malocclusion characterized by the presence of a vertical gap visible in the front teeth. (kline-europe.com)
- [ 9 ] The maxilla is hypoplastic with a high-arched palate, class III malocclusion with an anterior open bite, and, frequently, a cleft of the soft palate. (medscape.com)
Skeletal open bites1
- Retaining corrected skeletal open bites. (bvsalud.org)
Pacifier3
- citation needed] Some factors that may cause an open bite are: Tongue thrusting Thumb sucking Long-term usage of Pacifier Macroglossia Airway obstruction Adenoid hypertrophy Nasal concha Hypertrophy The link between AOB and non-nutritive sucking habits like finger and pacifier sucking has been proven. (wikipedia.org)
- Anterior open can be caused by functional habits such as digit sucking, tongue thrust or long-term pacifier use. (wikipedia.org)
- 1. Thumb sucking or pacifier habit: Prolonged habit of sucking on the thumb or pacifier till the ages of 6 years or more may cause the front teeth to procline forwards causing an open bite. (kline-europe.com)
Anterior18
- Anterior open bite (AOB) is defined as a condition in which there is no contact and no vertical overlap of the lower incisor crown with the upper incisor crown when the mandible is in full occlusion. (wikipedia.org)
- An anterior open bite occurs in humans when the front teeth fail to touch and there is no overlap between upper incisors and lower incisors. (wikipedia.org)
- 1 A separate study found significant decreases in anterior and posterior overbites with long-term oral appliance use, which, particularly for normal or shallow baseline overbite patients, can cause an open bite. (sleepreviewmag.com)
- Anterior open bite occurs when your incisors do not meet, while posterior open bites feature a gap between one or more molars. (nwph.net)
- An anterior open bite affects your front teeth, making it the more visible type. (nwph.net)
- Anterior open bites mostly involve a gap between your incisors and canines, but your molars may fit together normally. (nwph.net)
- An anterior open bite may involve more vertical growth in the molar area or less eruption of the front teeth [1]. (nwph.net)
- Sometimes, posterior open bite occurs in familial clusters, pointing to a stronger genetic effect than for anterior open bite. (nwph.net)
- He had an anterior open bite of 11 mm, a reverse overjet of 8 mm, and a transverse maxillary deficiency on right side. (banglajol.info)
- The orthognathic surgery was elected as an option of treatment to correct the anterior open bite with improvement of facial profile. (banglajol.info)
- Anterior open bite: There is a gap between the front teeth of the upper and lower jaw as the upper and lower front teeth fail to overlap on closing the mouth. (kline-europe.com)
- Anterior open bite affects the appearance of the face and speech. (kline-europe.com)
- Aim: To evaluate if the constricted airway passage, measured by the nasopharyngeal (NP) and oropharyngeal (OP) width, has a correlation to anterior open bite. (bvsalud.org)
- Methods: Lateral cephalometric radiographs of 43 patients with anterior open bite (26 with mixed dentition and 17 with permanent dentition) and 30 patients with overbite (15 with mixed dentition and 15 with permanent dentition) were obtained from de Department of Pediatric Dentistry and Orthodontics of the Federal University of Rio de Janeiro for examination. (bvsalud.org)
- Conclusions: All patients with anterior open bite had reduced NP and OP measures compared to overbite patients, in spite of dentition. (bvsalud.org)
- Open bite is a common dental problem in which a gap is formed between the upper and lower anterior/front teeth. (dentaldictionary.org)
- According to Subtelny , Open Bite is defined as the open vertical dimension between the incisal edges of the maxillary and mandibular anterior teeth. (dentaldictionary.org)
- this produces an anterior open bite. (medscape.com)
Posterior open bite4
- Oral appliances may lead to a posterior open bite, shown above (normal bite below). (sleepreviewmag.com)
- A posterior open bite occurs when the molars and premolars don't touch when biting down. (nwph.net)
- Temporomandibular joint disorders and ankylosis , where fusion to the bone prevents permanent teeth from erupting, are two other causes that can be involved in a posterior open bite. (nwph.net)
- Additionally, rare disorders such as Duchenne muscular dystrophy may lead to posterior open bite through poor muscle strength and tone [2]. (nwph.net)
Tongue2
- Tongue thrust was thought to be another oral habit that led to open bite, but the intermittent nature of this habit may not be enough to shift tooth positioning forward. (nwph.net)
- 2. Other habits like tongue thrusting, mouth breathing, chewing on objects such as a pencil, etc. may also contribute towards malalignment of teeth and consequent open bite. (kline-europe.com)
Rhesus monkeys1
- Similarly, although antiviral prophylaxis is routinely prescribed to persons bitten by rhesus monkeys, there is not a single report of herpes B virus infection in a human outside the laboratory/zoo context, although thousands of persons are likely bitten by macaques in Asia every year ( 3 , 4 ). (cdc.gov)
Occur4
- In the earlier age, open bite may occur due to a transitional change from primary to the permanent dentition. (wikipedia.org)
- Open bite can occur by many reasons which are listed below. (dentaldictionary.org)
- In contrast, zoonotic transmission of simian foamy virus, a retrovirus ubiquitous in nonhuman primates, has been shown to occur from macaques to humans, probably through monkey bites, although this virus has not been shown to cause disease in humans ( 5 ). (cdc.gov)
- Most bites occur on the hand or foot. (msdmanuals.com)
Overjet2
- When digit sucking habit is present in the late primary to early mixed dentition stages, it can lead to different side-effects such as upper teeth flaring out, lower teeth flaring in, increase in the open bite and the overjet. (wikipedia.org)
- In Open bite patients, the overjet and overbite is completely disturbed. (dentaldictionary.org)
Thumb2
- The major habitual cause of open bite is thumb sucking and other types of non-nutritive sucking (NNS). (nwph.net)
- Prolonged thumb-sucking turns into a habit that can cause a dental and even a skeletal open bite. (dentistryiq.com)
Affects3
- As mentioned, open bite affects the facial appearance. (kline-europe.com)
- We will understand how it happens, How open bite affects the surrounding structure of teeth and what is the treatment of open bite. (dentaldictionary.org)
- The venom of coral snakes affects nervous system activity but causes little damage to tissue around the bite. (msdmanuals.com)
Nosh1
- At lunchtime, diners can nosh on open-faced sandwiches - aka tartines - including one topped with Tuscan white-bean spread, cucumbers, radish and watercress. (blogs.com)
Habit3
- If the habit ceases while the child is still growing, the dental open bite can self-correct, but sometimes the help of a dentist or an orthodontist is required to correct the position of the teeth and align the jaws. (dentistryiq.com)
- It is another self harming habit leading to formation of open bite. (dentaldictionary.org)
- Habit breaking appliances are given to treat the cause of open bite. (dentaldictionary.org)
Severe3
- In mild open bite, effects are almost un noticeable but it shows the following effects in moderate to severe condition. (dentaldictionary.org)
- Severe envenomation can cause damage to the bitten extremity, bleeding, and vital organ damage. (msdmanuals.com)
- Moderate or severe pit viper poisoning commonly causes bruising of the skin 3 to 6 hours after the bite. (msdmanuals.com)
Poisonous1
- Animals that inject harmful toxins by biting or stinging are called venomous, while the term poisonous refers to exposure to toxins by eating the animal. (msdmanuals.com)
Humans1
- Introduction to Bites and Stings Many creatures, including humans, bite when frightened or provoked. (msdmanuals.com)
Upper and lower teeth1
- If a person has an open bite, there will be a vertical gap between the upper and lower teeth when the teeth/ jaws are at rest. (kline-europe.com)
PDFs1
- Please sign this petition requesting that the course administration of Open Polytechnic's BIT make available PDFs of all course content currently available on the iQualify platform. (ipetitions.com)
Obstructive1
- Remove obstructive jewelry and clothing from the have an open wound. (cdc.gov)
Facial2
- In the case of open bite, a longer facial structure is implicated, where there is more vertical growth or less horizontal growth. (nwph.net)
- Think about it, a seemingly harmless act as a child can change the facial form of the child for life and result in various respiratory, dental, and speech problems - the child would have difficulty with something as simple as biting into a sandwich or a pizza slice. (dentistryiq.com)
Front teeth3
- Open bites can involve the front teeth or back teeth, and originate from the bone structure or tooth alignment. (nwph.net)
- An open bite is generally seen in the front teeth region. (kline-europe.com)
- Since the front teeth generally are present in a proclined state in an open bite and they look like they're sticking out. (kline-europe.com)
Teeth2
- While a skeletal open bite is caused by genetics resulting in malformation of the jaw or skull (or both), dental open bites are simply issues with the formation and placement of the teeth [1]. (nwph.net)
- Open bite is generally caused when the teeth are not aligned properly. (kline-europe.com)
Additionally1
- Additionally, others have contended that open bite is identified by end-on incisal relationships. (wikipedia.org)
Harmful1
- An open bite may also be a result of harmful habits like mouth breathing. (kline-europe.com)
Plugin4
- Bit SMTP plugin allows you to authenticate the mail service of your site by configuring the SMTP server of your desired mail service. (wordpress.org)
- Join our new community Bit Integrations & get updates of our new plugin. (wordpress.org)
- We are open for freelance work/custom development for this plugin. (wordpress.org)
- schakel de Bit File Manager plugin in voor frontend gebruikers. (wordpress.org)
APIs8
- This article will explain open banking APIs and how they work. (bitstudios.com)
- You will also have a better chance of using open banking APIs safely. (bitstudios.com)
- Open banking APIs help financial institutions share customer data safely. (bitstudios.com)
- One open banking APIs benefit is offering better customer engagement. (bitstudios.com)
- Financial institutions can use open banking APIs to provide customers with better services. (bitstudios.com)
- Open bank APIs allow consumers to access their banking information and services in one place. (bitstudios.com)
- Open bank APIs give consumers greater control over their financial data. (bitstudios.com)
- Microsoft's strategy for living in the open source realities of today has been two-forked: (a.) partner with 3rd parties to integrate with and "do" open source rather than get it's own hands dirty, and, (b.) allow other software to interoperate with Microsoft software via open formats and standards or APIs. (redmonk.com)
20231
- A 'light up walk path' inside the 8-Bit Bites restaurant in Johnson City on August 14, 2023. (wnbf.com)
Describes1
- The 8-Bit Bites website describes the concept as 'a 100% Halal restaurant that brings the nostalgia of the 80's and 90's. (wnbf.com)
20221
- This new brewery opened its doors in April 2022 at The Fuge in Warminster - a spot where space, history, and craft beer collide in a spectacular setting! (visitbuckscounty.com)
Incisal1
- Lastly, some researchers have stated that a lack of incisal contact must be present to diagnose an open bite. (wikipedia.org)
Treatment3
- Treatment of an open bite is complex and long-term stability is difficult to achieve, making it a challenging condition due to the high risk of vertical relapse, regardless of the treatment method used or the retention protocol followed. (wikipedia.org)
- Depending on your age and the severity of open bite, an orthodontist may recommend a treatment plan specific to your needs. (kline-europe.com)
- Without treatment, tissue around the bite may be destroyed. (msdmanuals.com)
Habits1
- It may be genetic in nature, leading to a skeletal open bite or can be caused by functional habits which may lead to dental open bite. (wikipedia.org)
Overbite patients1
- Results: Open bite patients showed significant decreased mean NP and OP values compared to overbite patients. (bvsalud.org)
Menu1
- Chef Sarah Langan has created a subtly French-inflected locavore menu for South End Kitchen, which will be open daily from 7 a.m. to 7 p.m. (blogs.com)
Type1
- The type of surgery you had is called open surgery. (medlineplus.gov)
Wound2
- It is usually spread through a bite, scratch or when infected saliva comes in contact with an open wound. (cdc.gov)
- Not all bites inject venom, but if the wound oozes, venom was probably injected. (msdmanuals.com)
Seal1
- Lack of labial seal was observed in all open bite patients. (bvsalud.org)
Genetics1
- Genetics may be responsible for an open bite present since childhood. (kline-europe.com)
Toronto3
- The Canadian beauty brand, which is made with totally natural ingredients, opens a lipstick lab in Toronto. (canadianliving.com)
- The brand has opened its second location (the first is in New York) in Toronto-but don't expect a regular, run-of-the-mill retail experience. (canadianliving.com)
- Four decades before completion of the Yonge line, Canada's first subway, Toronto mayor Horatio Hocken proposed building a covered trench to carry streetcars from the waterfront to the city limit at St. Clair Ave.. Boston and New York had recently opened similar systems, and Hocken was keen to ensure Toronto kept up. (spacing.ca)
Mouth2
- Open Bite is diagnosed by panoramic radiograph of the whole mouth which is also known as OPG . (dentaldictionary.org)
- 7. Ask patient to open mouth. (medscape.com)
Apps1
- It helps them open financial apps without logging out to others. (bitstudios.com)
Folks1
- Again, the intention is making it easier ("better," above) for other software folks - open or closed - to work with Microsoft products, esp. (redmonk.com)
Tissue2
- Measures of NP and OP were evaluated according to the McNamara's soft tissue analysis and were correlated with the presence of open bite or overbite. (bvsalud.org)
- The venom of rattlesnakes and other pit vipers damages tissue around the bite. (msdmanuals.com)
Free2
- OpenVPN is a free, open source VPN client for Windows that allows user to connect a desktop PC to a secured company network with ease. (afterdawn.com)
- NEW YORK (AP) - When Tommy Paul was a kid growing up in Greenville, North Carolina, his family would drive the 500 or so miles up to New York the week before the U.S. Open to watch qualifying matches - "It was free," he notes - and catch a glimpse of some pros practicing. (abc4.com)
Deaths1
- 1 ), we concur that combat-related deaths and illness are a greater risk than monkey bites for deployed military personnel. (cdc.gov)
Symptoms1
- Some individuals have no other symptoms, particularly if there is only a slight open bite. (nwph.net)
Soft3
- Children with open bites often stick to soft foods past the usual age, as eating chewy or crunchy food is too difficult [1]. (nwph.net)
- A few days before opening, a staff of 15 was busy turning out lunches at a soft opening for their LCC colleagues. (blogs.com)
- Khan and his team seemed pleased with the initial response from the first guests who stopped by the new eatery during what is billed as a 'soft opening. (wnbf.com)
Drain3
Donate1
- Please click the Donate button and support Open Culture. (openculture.com)
Read1
- In summary, I read his position as, Office's functionality, including backward compatibility over 10+ years, is so great and complex that it'd be impossible to actually do anything meaningful with open Office standards alone. (redmonk.com)
Source4
- Later in April, Bunnie unveiled stretch goals that included the promise of open-source 2D and 3D acceleration drivers, a general-purpose break-out board, a ROM chip emulation board, and a software-defined radio (SDR) module. (bit-tech.net)
- Of course, if you're in the IHateMSFT part of the open source world, you'll quickly be pulling apart that second part with all sorts of replies using the word "patent. (redmonk.com)
- Microsoft is providing a covenant not to sue open source developers for development or non-commercial distribution of implementations of these protocols. (redmonk.com)
- For Fedora this is not possible with the given chart library, given that it is not open source and therefore not acceptable as per http://fedoraproject.org/wiki/Licensing . (edgewall.org)
Problems2
- Sometimes people with an open bite have a lisp in their speech or other speech problems. (kline-europe.com)
- There may be other external problems responsible for the development of open bite too. (kline-europe.com)
Website1
- Shortcode Support : Shortcode support for Bit File Manager to post it anywhere on your website. (wordpress.org)
Made2
- Bite is made by Bite, we've got our lab experience, and then having an event space that is more about the social experience than it is the retail one. (canadianliving.com)
- The idea is that you can "sit, have a glass on wine, have a sweet and savoury bite and then go through the personal experience of picking colour and watching how lipstick is made. (canadianliving.com)