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Orthodontics

tongue

The morphology of the craniofacial complex, the dynamics of the stomatognathic system & the arrangement of the dentition is an integrated functioning unit.      Muscles are potent force, whether they are in active function or at rest. The teeth & supporting structure are constantly under the influence of the contiguous …

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TONGUE add1

CONTENTS INTRODUCTION ANATOMY OF TONGUE EMBRYOLOGY Of TONGUE DEVELOPMENT OF THE TONGUE FUNCTIONS OF NORMAL TONGUE ANOMALIES OF THE TONGUE RELATION OF NORMAL TONGUE AND DENTAL FUNCTION SWALLOWING CLASSIFICATION OF SWALLOWING EXAMINATION OF THE TONGUE CEPHALOMETRIC EVALUATION OF THE TONGUE POSTURE ROLE OF TONGUE IN MALOCCLUSION TONGUE THRUST TREATMENT OF …

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TODAY BONDING

Over the past three and a half decades, orthodontists have progressed from attaching brittle plastic brackets with weak, messy, odiferous powder/liquid methyl methacrylate cements to bonding sturdy, esthetic appliances with strong, durable adhesives.  In fact, orthodontic bonding has advanced more in the last 10 years than in the previous 25 …

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To_extract_or_not_to_extract.ppt11

Extraction of deciduous teeth- ancient times Celsus, Fauchard- recommended Controversy- permanent teeth extraction Hunter- 17th century- opposed- inhibited growth Early 1800s- extraction of 1st premolars- Class II div 1 malocclusion Delabarre- 1818- It is much easier to extract teeth than to determine if it is absolutely necessary Many visitors- Tuscan- …

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TNG

Introduction Anatomy Development Functions of normal tongue Tongue in orthodontics Swallowing Examination of the tongue Morphological examination Functional examination D/D of abnormal tongue posture ORAL PART (ant 2/3) PAPILLARY-in FOM   – Margins are free contact gums & teeth   – Sup surface-median furrow & papillae,rough   – Inf surface-smooth …

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TMJ

COMPRESSION MOVEMENT ARTICULATION CRANIOMANDIBULAR ARTICULATION COMPLEX JOINT HINGING AND GLIDING MOVEMENT GINGLYMOARTHROIDAL JOINT COLLAGENOUS DISC GLENOID FOSSA SYNOVIAL SPACES CAPSULE ACUTE MASTICATORY MUSCLE DISORDERS TMJ DERANGEMENT TMJ INFLAMMATORY DISORDERS DEGENERATIVE DISEASE EXTRINSIC TRAUMA CHRONIC HYPOMOBILITY GROWTH DISORDERS

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tmj ragas

STRUCTURAL CLASSIFICATION: Based on presence or absence of joint cavity:   FIBROUS JOINT:   CARTILAGENOUS JOINT:   SYNOVIAL JOINT FUNCTIONAL CLASSIFICATION:   SYNARTHROSIS:  Immovable joints   AMPHIARTHROSES:  Slightly movable joints   DIARTHROSIS: Freely movable joints: SUTURE:  sutura = seam  Fibrous joint composed of thin layer of dense fibrous connective tissue …

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tmj ragas

STRUCTURAL CLASSIFICATION: Based on presence or absence of joint cavity:   FIBROUS JOINT:   CARTILAGENOUS JOINT:   SYNOVIAL JOINT FUNCTIONAL CLASSIFICATION:   SYNARTHROSIS:  Immovable joints   AMPHIARTHROSES:  Slightly movable joints   DIARTHROSIS: Freely movable joints: SYNOVIAL JOINT: Specialized endothelial cells form a synovial lining and forms the synovial fluid which …

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TMJ Instrumentation-Dr.Sunitha

1. INTRODUCTION 2.NEED FOR RECORDING CR-CO DISCREPANCY 1. CR DEFINITION 2. CO DEFINITION 3. CRITERIA FOR OPTIMAL FUNCTIONAL OCCLUSION 4. SIGNS & SYMPTOMS OF CR-CO DISCREPANCY 5. MOUNTED VS HANDHELD CASTS 3.METHODS OF RECORDING MM RELATIONS 4.RECORDING CONDYLAR POSITION a. FACEBOW b. ARTICULATORS c. MPI d. ELECTRONIC MPI  d. AXIOGRAPHY …

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TMJ DISORDERS

List main critical deliverables Yours to client Yours to outside services Outside services to you Other departments to you Understand your confidence rating to each deliverable Indicate confidence level on slides if appropriate   List technical problems that have been solved List outstanding technical issues that need to be solved …

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TMj

As the orthodontic profession evolves, the responsibilities for the treatment of TMJ is becoming a larger part of this specialty. Therefore it is incumbent to be particularly attuned to the TMJ prior, during and after comprehensive orthodontic treatment to ensure a functionally and physiologically successful orthodontic result. Resiliency test with …

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TMJ (7)

Since we are dealing with a dynamic system & since the functions of mastication, deglutition, speech, respiration& postural maintenance depends in a large measure on the movement of mandible and its relationship to the stable cranial base, a knowledge of working of the temporomandibular joint is important.   As man …

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tmj (5)

SYNOVIAL JOINT: Specialized endothelial cells form a synovial lining and forms the synovial fluid which fills both joint cavities and performs two functions: Medium for metabolic exchange:  as the articular surfaces are avascular Lubricant during function: Two mechanisms  by which lubrication occurs: BOUNDARY LUBRICATION:   primary mechanism;synovial fluid forced from …

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TMJ (4)

INTRODUCTION CLASSIFICATION OF JOINTS EVOLUTION OF TMJ & JAWS DEVELOPMENT OF TMJ MUSCLES OF MASTICATION TMJ ANATOMY HISTOLOGY BIOMECHANICS OF TMJ EXAMINATION OF TMJ DIAGNOSTIC IMAGING TMD CONCLUSION REFERANCES   TEMPEROMANDIBULAR JOINT IS A COMPOUND, BICONDYLAR, GINGLIMO-ARTHROIDAL, ELIPSOIDAL, SYNOVIAL JOINT. IT IS A WEIGHT BEARING JOINT. IT BEARS ABOUT 500N …

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TMJ (3)

COMPRESSION MOVEMENT ARTICULATION CRANIOMANDIBULAR ARTICULATION COMPLEX JOINT HINGING AND GLIDING MOVEMENT GINGLYMOARTHROIDAL JOINT COLLAGENOUS DISC GLENOID FOSSA SYNOVIAL SPACES CAPSULE LARS DESIGN UPPER ANTERIOR REPOSITIONING SPLINT MORA DESIGN GRUMMONS SERIES LOWER PIVITAL SPLINTS GNATHOLOGICAL BALANCED SPLINT HERBST APPLIANCE FOR TMJ TREATMENT

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tmj (2)

STRUCTURAL CLASSIFICATION: Based on presence or absence of joint cavity:   FIBROUS JOINT:   CARTILAGENOUS JOINT:   SYNOVIAL JOINT FUNCTIONAL CLASSIFICATION:   SYNARTHROSIS:  Immovable joints   AMPHIARTHROSES:  Slightly movable joints   DIARTHROSIS: Freely movable joints: Thus the workings of the masticatory system are extremely complex. It is a remarkable phenomenon …

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TME tech

Forces are based on arrangement of each tooth, relation of one arch to other and relationship of arches to the environment . Progress ceph and tracing evaluated to determine mand incisor position, minor control of planes lingual root torque in max incisors. Visual observations permit evaluation of lip line ,max …

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T-M-E APPL

It started in 1916, in the form of ribbon-arch bracket as devised by Dr.E.H.Angle. Although it became very popular at that time,- deficiencies:- It could not control tooth movement in all three planes. Root control was not up to expectations   Neutral 0.022” edgewise slots with double width brackets on …

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T-M Diagnosis

Tweed treated series of cases first by non extraction, then by extracting 4’s, if necessary. The results of the extraction cases were more gratifying and he was near to his visualization of balance and harmony of the face. In these successfully treated cases he observed that the inclination of the …

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Titanium

The unparalleled tissue tolerance and biocompatibility of titanium have made it the leading metal for dental implants. Titanium and titanium-based alloys have the greatest corrosion resistance of any of the known metals Although stainless steel is highly corrosion-resistant, it has been found to be attacked by artificial saliva which has …

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Tissue response with new changes 1

  The goal of dentofacial orthopedic appliances is to elicit a proprioceptive response in the stretch receptors of the orofacial muscles, ligaments and in sutures, and as a secondary response, to influence the pattern of bone growth corresponding to support a new functional environment for the developing dentofacial complex Mineralized …

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TIPEDGE 1

Various appliance systems have evolved in the field of orthodontics,which claimed it’s own advantages with inherent disadvantages.Few appliance systems emerged as a variant of the existing appliance systems. Few emerged as a result of combination of two appliance systems. One example for such a appliance system is It should also …

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Tip Edge

Improved bracket designs, materials & techniques Evolution & hybridization of Past & Present technology Integration of Begg, Edgewise & PEA— TipEdge Limited crown tipping & root uprighting. 20 – 25° of tip edge vs 60° of Begg brackets. Programmed differential mechanics at work. Tip edge br. stops free crown tipping …

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TIP EDGE TECHNIQUE.. 1

During the early 1930s, P.R Begg reverted to the use of ribbon arch brackets- Permitted free tipping followed by controlled uprighting Use of round wires Use of differential forces(2 oz) Demands on anchorage units was reduced However the vertically facing slot had the following limitations: Hindrance in manipulation Reduced mesio-distal …

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