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Orthodontics

Modular Appliance

The gingival part of the hook is helicoidally recurred with the end inward to avoid erosion of the vestibular mucosa. Tip back bend of 45 degrees is given distal to omega loop . The wire should  be cinched distal to the molar buccal tube The buccal segment should be contoured …

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Model Analysis Ortho

They are only three dimensional records of the patient’s dentition. Occlusion can be visualized from the lingual aspect. They provide a permanent record of the intermaxillary relationship. Helps to motivate the patients,as they can visualized the treatment progress. Bolton pointed out that the extraction of one tooth or several teeth …

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Model Analysis

Space analysis is one of the essential diagnostic aids Helps to visualize patients occlusion from all aspects & also make necessary measurements of teeth & dental arches &    basal bones Study cast analysis is a three – dimension assessment of the maxillary and mandibular dental arches and the occlusal relationships. …

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Model Analysis final..

A Stereophotogrammetric camera was developed for non topographic photogrammetry. To derive 3 D information from serial cast in either a graphic or mathematical manner and to permit the use of computer for analytic procedure. Suitable computer programs were designed for the comparative analysis of geometric data such as Vault space, …

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Model Analysis Final

Success in orthodontic treatment – Diagnosis. Many diagnostic aids are available today but study models are oldest. Model analysis is an adjunct in diagnosis and treatment planning. It should hence be correlated with the other data in the diagnosis before formulating any treatment plan. Analysis is based on study of …

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Model Analysis final

ARCH-PERIMETER ANALYSIS NANCE-CAREY’S ANALYSIS IRREGULAR INDEX REE’S  ANALYSIS. DIAGNOSTIC SET UP LAARRY WHITE ANALYSIS SANIN & SAVARA ANALYSIS TOTAL SPACE ANALYSIS CONVENTIONAL METHOD TWEED METHOD (Estimating the size of unerupted teeth) MOYER’S ANALYSIS. TANAKA-JOHNSTON ANALYSIS. HIXON-OLD FATHER METHOD HUCKABA ANALYSIS UPPER/LOWERTOOTH SIZE DISHORMONY BOLTON’S TOOTH RATIO ANALYSIS TOOTH-SHAPE  DISHORMONY PECK …

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Mock Surgery

Computerized diagnostic and planning software that integrates video images with the patient’s lateral cephalogram to aid in planning and predicting surgical orthodontic procedures (Videocephalometrics).   Three-dimensional computer technology for planning and predicting orthognathic surgery. Moss et al. expanded on the early methods of three-dimensional planning by including laser scanning to model …

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Mixed Dentition Orthodontic Treatment

Introduction Rationale for Early Treatment Benefits of Early Treatment Difficulties of Early Treatment Treatment Planning in Mixed Dentition Treatment Modalities Molar relationship is usually endon and typically transforms into a class I during the transition from a mixed dentition to permanent dentition   Nicely aligned permanent incisors often sporting their …

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Mixed Dent

UTILIZATION OF PHYSIOLOGICAL SPACES IN PRIMARY       DENTITION   INCREASE IN INTER-CANINE WIDTH:        During the transition from primary incisors to        permanent  incisor there is an increase in inter-canine        width of both arches.    CHANGE IN INCISOR INCLINATION:        Permanent incisors erupt more labially inclined as        compared to  primary …

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MILES OF SMILE (2)

When a video is taken with ambient light only, the buccal corridor often appears much more pronounced than when supplemental light is added.  Thus, what has been called “negative space” is often not space at all, but just an illusion. FRONTALLY SMILE CAN BE VISUALIZED IN 2 DIMENSION – VERTICAL …

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Midline Diastema pedo

2)  Parafunctional habit – Flaccid lip – The upper lip is generally hypotonic while the lower part of the face exhibit hyperactive mentalis activity a poor muscle tone. Tongue thrust – May cause anterior openbite and      diastema. Thumb/digit sucking over a prolonged period causes                  proclined anterior teeth and …

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Methods of Gaining space

Edward Angle – normal occlusion. (1899).Facial esthetics and stability potential complications. Rousseau-imperfections of modern man related to negative influence of civilization and that man could reach perfection with correct efforts.. Inappropriate to extract, inherently capable of having a perfect dentition.( Article of faith) Every person had potential for an ideal …

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METHODS OF GAINING SPACE 1.

Head gears Pendulum appliance. Coil springs Niti and S.Steel Distal jet K loop Jones Jig Magnet Wilson’s Bimetric loop Use of super elastic NiTi Franzulum appliance. ACCO Crozat appliance Crickett appliance Modified Nance lingual appliance Schmuth and Muller double plates Claspring Removable molar distalization splint Fixed piston appliance Using implants …

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MEDICALLY COMPROMISED

The  prevalence of patients with medical condition seeking orthodontic care has increased over the past two decades.   A pilot study performed in 2002 of several orthodontic practices revealed that more than 25% of patients seeking orthodontic therapy had some medical diagnosis that potentially impacted their care.   While the …

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Biomechanics

Orthodontic tooth movement results from the application of forces to teeth. These forces are produced by the appliances (wires, brackets, elastics, etc.) inserted and activated by the clinician. The basis of orthodontic treatment lies in the clinical application of biomechanical concepts. Mechanics is the discipline that describes the effect of forces on bodies; biomechanics refers …

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MBT

DENTAL VTO provides organized and simplified information about direction and amount of dental movement in U\L arches. The information includes,the initial position and desired movement of first molars ,the cuspids and the dental midlines. It is helpful in extraction and non-extraction decision and can be referred during regular follow-up. The …

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MBT SEMINAR..

BRACKET SELECTION STANDARD  METAL , MID SIZED AND CLEAR BRACKET VERSATILITY OF BRACKET SYSTEM TO CONTROL INVENTORY COSTS AND AVOIDING NEEDLESS WIRE BENDING. ACCURACY OF BRACKET POSITINING  GAUGES AND INDIVIDUAL BRACKET REPOSITION CHARTS ARE RECOMMENDED. LIGHT CONTINOUS FORCES NO CLEAR DEFINATION AND QUANTIFICATION . USE OF ACTIVE TIE BACKS , …

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Maxillary Canine Impaction

Introduction   Maxillary canine   Classification of canine impaction   Reason for canine Impaction   Diagnosis   Treatment options   Methods of Creating Space   Attachments For canine   Methodolgy of Approach   Surgical Exposure of impacted canine   Impacted tooth  and Periodontium   Retention   Complication of untreated impacted …

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