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Orthodontics

TIP EDGE APPLAINCE

  By removing predetermined, diagonally opposed corners from the conventional edgewise archwire slot, the Tip-Edge bracket is created.                      This permits the desired distal crown tipping required for differential tooth movement.                      Preadjusted in three dimensions the Tip-Edge slot permits the use of straight arch wires in the majority of …

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The Etiology of Orthodontic Problems lecture 3

Defect in embryologic development usually result in death of the embryo,20 % of such defects cause early abortion. Causes genetic disturbances , specific environmental influences teratogenic influences (i.e chemicals &other   agents) . flexing of head against chest leading to abnormal mandibular growth (Pierre Robin Syndrome) accompanied with cleft palate . …

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Temporomandibular joint..

Resistance met on closure –pressure reduced on biting side Fulcrum around hard food Pressure increased on contralateral side Same side – separation – dislocation SLP – active ,positions disc anteriorly on condyle Stabilizes joint Teeth approach intercuspation –pressure increases Post rotation – intermediate zone-resting position Points to remember Ligaments do …

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T.M.D IN ORTHODONTICS..

TEMPEROMANDIBULAR DISORDER INTRODUCTION DEFINITION HISTORICAL BACKGROUND SYNDROME  Vs DISORDER CLASSIFICATION ETIOLOGY EPIDEMIOLOGY SYMPTOMS AND SIGNS Orthodontists are constantly being challenged with the task of providing their patients with acceptable esthetics and masticatory function. Although esthetics is often the patient’s immediate and primary goal, function becomes far more important over the …

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SUTURES & DFO-NANDA..

SUTURAL GROWTH AND ITS REGULATION FUNCTIONS MORPHOGENESIS AND MICROSCOPIC MORPHOLOGY MACROSCOPIC MORPHOLOGY SUTURAL SECONDARY CARTILAGES BIOCHEMICAL COMPOSITION OF SUTURES TRANSPLANTATION EXPERIMENTS TRANSLATION OF FORCES TO THE SUTURE TRANSDUCTION OF FORCES INTO CELLULAR ACTIVITY RESPONSE OF SUTURES TO EXTRINSIC MECHANICAL FORCES IN VIVO INFLUENCE OF AGE RESPONSE OF SUTURES TO FORCES …

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Surgical Orthodontics (2).. 1

Cephalometric Analysis   Precautions while doing analysis Use of normative values ALONE not very appropriate, since they cannot be accurately applied to different ethnic groups, males and females, persons with varying builds, etc.      DO  NOT  IGNORE  THE  S.D. Cephalometric Analysis   Transverse dimension   Grummon’s analysis is a useful analysis …

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