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Orthodontics

ortho 7

INTRODUCTION STERILIZATION AND DISINFECTION- DEFINITION INACTIVATION OF MICROORGANISMS INFECTION CONTROL BARRIER PROTECTION ENVIRONMENTAL SURFACE DISINFECTION CONTAMINATION VEHICLES STERILIZATION AND ITS METHODS DISINFECTION AND ITS METHODS EFFECTS OF STERILIZATION & DISINFECTION ON ORTHODONTIC MATERIALS   Effects on orthodontic wires   Effects on orthodontic pliers Dental aerosols, splattering, and instrument contamination can …

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STERILISATION IN ORTHODONTICS..

INTRODUCTION HISTORY BLOOD BORNE PATHOGENS AND DISEASE STATES IMMUNISATION FOR ORAL HEALTH CARE PROVIDERS PATHWAYS OF CROSS CONTAMINATION INSTRUMENT PROCESSING STERILISATION METHODS PERSONAL PROTECTIVE EQUIPMENT AND BARRIER TECHNIQUE PROCEDURE FOR ORTHODONTIC INSTRUMENTS DENTAL LAB INFECTION CONTROL SURFACE ASEPSIS CONCLUSION BIBLIOGRAPHY                             INTRODUCTION:   Dental care professionals are at …

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STATISTICS IN ORTHODONTICS

SAMPLE: group of individuals who are actually available for investigation. RANDOMIZATION;Procedure for allocating experimental subjects to eliminate investigator-induced bias. DATA:compilation of facts and findings. Data is classified as:      1.geographical      2.chronological      3.qualitative      4.quantitative asserts that there is no real difference in the sample(s) and the population under …

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Stainless steel.. 1

Study of dental materials and its properties particularily of solids. Basic materials used in the field of Dentistry. Collective reaction of these atoms, whether physical or chemical determine the effectiveness of an material. Planar defects (grain boundaries in metals)    Orientation of space lattice of each grain.    Structure of …

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space_maintainers__pedo_

Points to be evaluated: Bite opened. Edge to edge incisor contact. All rotations, anterior and posterior properly overcorrected. Molar relationship overcorrected. Good, well supported intercuspal posterior occlusion. All space closed. Buccolingual relationship of posterior teeth properly established. Anterior teeth sufficiently retracted to allow for some relapse. Slight (about 15 degrees) …

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space gaining

Mandibular Space Regaining    If space has been lost on one side of the mandibular arch the appliance of choice is removable lingual arch incorporating a loop that can be opened to provide the necessary distal force.   An alternative fixed appliance for mandibular space regaining is a lip bumper, …

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SPACE GAINING IN ORTHODONTICS

This is an embedded Microsoft Office presentation, powered by Office Online. Maxillary space regaining                        Generally space regaining is easier in maxillary arch than in mandibular arch. Permanent maxillary first molar can be tipped distally. A removable appliance retained with Adam’s clasp and incorporating a helical finger spring adjacent to …

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Space gaining in Orthodontics

Extraction Expansion Molar distalization Enamel stripping Uprighting of molars Derotation of posterior teeth Proclination of anteriors Distraction osteogenesis Indications for 2nd premolar extraction: Nance, Carey, Dewey and Thompson (Begg) Good profile and mild crowding. Straight profile and moderate crowding. Class II div. 1 dental on class I skeletal with mild …

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Space Closure

Goals for any space closure method Differential space closure capability Axial inclination control Control of rotation & arch width Optimum biological response Minimum patient cooperation Operator convenience Sliding mechanics  – movement of teeth along arch wire The most significant diff. between standard edge wise mechanics & pre adjusted appliance is …

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Space 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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SOFT TISSUE CEPHALOMETRIC ANALYSIS

OBLIQUE RETRO FACE – Posterior rotation of avg face. Maxilla positioned  posteriorly and mandible  even more posteriorly AVERAGE FACE ,GNATHIC PROFILE SLANTING BACKWARDS –  Backward rotation of the profile is partly compensated by forward  displacement of Midface, therefore Sn avg position RETROFACE GNATHIC PROFILE SLANTING BACKWARD-  Combined effect of backward …

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Soft Tissue Based Diagnosis and Treatment Planning..

Introduction Facial analysis:changing concepts Soft tissue analysis                               -clinical examination                               -cephalometric analysis                               -others Problem list based treatment planning Soft tissue prediction based on                             -tooth movement                             -skeletal change Influence of growth related soft tissue changes Changing concepts of beauty Conclusion Humans have been aware of beauty from prehistoric …

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Soft Tissue Analysis

HISTORY OF CEPHALOMETRICS NEED FOR A SOFT TISSUE ANALYSIS SOFT TISSUE CEPHALOMETRIC LANDMARKS PR0FILE ANALYSIS ANALYSIS OF THE LIPS HOLDAWAYS  ANALYSIS RICKETTS  ANALYSIS STEINERS ANALYSIS ANALYSIS FOR ORTHOGNATHIC  SURGERY ARNETTS ANALYSIS CONCLUSION Historically the human form has been measured for many reasons. One has been to aid humanity’s self –potrayal …

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Smile Pro980 PRESENTATION

Frenectomy Frenotomy Biopsy Operculectomy Implant Recovery Gingivectomy Gingivoplasty Gingival Troughing Crown Lengthening Haemostasis of donor site Removal of Granulation Tissue Laser assisted flap surgery Debridement of diseased   epithelial lining Cut and coagulate precisely in one step Eliminates collateral tissue damage Minimal post-operative inflammation and discomfort Clean bloodless operating field Optical …

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Smile Architect

With improvement in technology and research into this field it has vastly changed the way the cases have been treated over years from the days of two dimensional radiogaphy we have reached the era of 3d imaging techiniques …but that does,nt mean we diagnose all cases with the case history …

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SMILE ANALYSIS

                   INTRODUCTION                                Dale Carnegie  said that one of the most important ways to win friends and influence people is to smile.                          “The goal of orthodontic treatment should be the attainment of the best possible esthetic result, dentally and facially.”                                   -Wylie                           Epker and Fish stated that, “Perhaps the single most important …

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SLEEP APNEA01..

DEFNITION OF SLEEP APNEA HISTORY OF SLEEP APNEA TERMS USED PATHOGENESIS PREDISPOSING FACTORS TYPES OF APNEA DIAGNOSIS-EXAMINATION &INVESTIGATIONS TREATMENT MODALITIES CONCLUSION PATHOGENESIS During inspiration  a negative intrapharyngeal pressure develops but airway collapse is prevented by  the action of the pharyngeal abductor and dilator muscles. These muscles are  activated rhythmically during …

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Skeletal Maturity Indicator

Chronological age is often not sufficient for assessing the developmental stage and somatic maturity of the patient. The biological age is determined from the skeletal, dental and morphologic age and     the onset of puberty. Due to individual variations in timing, duration and velocity of growth, skeletal age assessment is …

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Skeletal Maturity Indicator

“The functional matrix is primary and the presence, size, shape, spatial position, and growth of any skeletal unit is secondary, compensatory, and mechanically obligated to changes in the size, shape, spatial position of its related functional matrix” Chronological age is often not sufficient for assessing the developmental stage and somatic …

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Skeletal Maturity Indicator

Chronological age is often not sufficient for assessing the developmental stage and somatic maturity of the patient. The biological age is determined from the skeletal, dental and morphologic age and     the onset of puberty. Due to individual variations in timing, duration and velocity of growth, skeletal age assessment is …

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Six Decades of Fraud

  Post World War II-‘secret documents’ reveal: A-Bomb program Fluorine was the KEY chemical in refining nuclear grade Uranium. Fluorine emerged as the PRIMARY health hazard of the Atom bomb program. Aug 1848, JADA published document with EVIDENCE of the US Atomic Energy Commission censoring the report that fluorine was …

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