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Bracket varun3 /certified fixed orthodontic courses by Indian dental academy
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Bracket varun3 /certified fixed orthodontic courses by Indian dental academy

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The Indian Dental Academy is the Leader in continuing dental education , training dentists in all aspects of dentistry and offering a wide range of dental certified courses in different formats.

Indian dental academy provides dental crown & Bridge,rotary endodontics,fixed orthodontics,
Dental implants courses.for details pls visit www.indiandentalacademy.com ,or call
0091-9248678078

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Bracket varun3 /certified fixed orthodontic courses by Indian dental academy Bracket varun3 /certified fixed orthodontic courses by Indian dental academy Presentation Transcript

  • INDIAN DENTAL ACADEMY Leader in continuing dental education www.indiandentalacademy.com www.indiandentalacademy.com
  • Contents                Brief summary Idea for introducing horizontal slot Single width bracket Twin bracket Tripple bracket Jarabak bracket Lewis bracket Lang bracket Steiner bracket Broussard bracket Bioefficient bracket Dual env bracket Unitwin bracket Transition from 022 to 018 slot Andrews straight wire app. www.indiandentalacademy.com
  • E.H ANGLE  E arch appliance  Pin and tube appliance  Ribbon arch appliance  Open face or tie bracket www.indiandentalacademy.com
  • Evolution of edgewise appliance  1907 – angle discontinued the use of jack screws E Arch www.indiandentalacademy.com
  • Evolution of edgewise appliance Basic E arch www.indiandentalacademy.com
  • Evolution of edgewise appliance Ribbed E arch www.indiandentalacademy.com
  • Evolution of edgewise appliance E arch without threaded ends www.indiandentalacademy.com
  • Evolution of edgewise appliance E arch with hooks www.indiandentalacademy.com
  • Evolution of edgewise appliance Pin and tube-1910 www.indiandentalacademy.com
  • Evolution of edgewise appliance www.indiandentalacademy.com
  • Evolution of edgewise appliance The Ribbon Arch-1915 Brackets www.indiandentalacademy.com
  • Evolution of edgewise appliance Open face bracket www.indiandentalacademy.com
  • Evolution of edgewise appliance www.indiandentalacademy.com
  • Single width bracket 050’’ or 1.25 mm www.indiandentalacademy.com
  • Siamese twin bracket Swain Interbracket span 050’’ www.indiandentalacademy.com
  • www.indiandentalacademy.com
  • Curved base twin bracket Mechanism of action  deflection www.indiandentalacademy.com
  • Posterior brackets  Twice the width of single width bracket 010’’or 2.5mm www.indiandentalacademy.com
  • Tripple bracket Better rotational and tipping adjustments Control over rotation  selective tying www.indiandentalacademy.com
  • Long edgewise bracket   Horizontal and vertical slotted bracket Jarabak Horizontal slot  .017’’ wide .038’’ deep Vertical slot  .017’’ wide .045’’ deep www.indiandentalacademy.com
  • Long edgewise bracket     Available in 3 lengths .160’’ .120’’ distal .140’’ mesial Vertical slot on the base On distal end  www.indiandentalacademy.com .016×.016
  • Long edgewise bracket Horizontal slot offcentred by .046’’ from the incisal edge www.indiandentalacademy.com
  • Long edgewise bracket www.indiandentalacademy.com
  • Lewis bracket Soldered auxiliary rotation arms Single width feature- retained www.indiandentalacademy.com
  • Lewis bracket  Types: www.indiandentalacademy.com
  • Curved base lewis bracket Increase contact with band . Reduces trapping of the food. www.indiandentalacademy.com
  • Vertical slot Lewis bracket 020 x020 vertical slot www.indiandentalacademy.com
  • Steiner bracket  Flexible rotation arms - did not rely entirely on the resiliency of archwire for tooth rotation.  Single width edgewise bracket www.indiandentalacademy.com
  • Lang brackets Howard Lang Single width bracket Flat rotational control wing www.indiandentalacademy.com
  • Lang brackets Wedge shape in profile Allows ease in lagation Prevents food lodgments www.indiandentalacademy.com
  • Lang brackets Flattening of archwire curvature Incomplete seating of the wire. Curvature maintained www.indiandentalacademy.com
  • Broussard bracket Grayford broussard Modified edgewise bracket in which there is addition of 0.0185 x 0.046 slot –to accept doubled 0.018 auxiliary wire www.indiandentalacademy.com
  • Unitwin bracket (1989)      Thomas Creekmore Centered slot concept Single bracket Without tie wings Slot placed in the center of a .045’’twin bracket www.indiandentalacademy.com
  • Unitwin bracket (1989)    Utilizes the feature of both single and twin bracket Maximum inter bracket span  single width Rotational control  twin tie wings www.indiandentalacademy.com
  • The Dual Enviroment Bracket   George F. Schudy(1990) Design based on computer remodeling Large outer slot –.040’’for twin brackets and.030’’for single brackets. Smaller inner slot-.018/.016’’ www.indiandentalacademy.com
  • The Dual Enviroment Bracket  Outer slot allows the use of full size . 016×.022 initial arch wire  Same wire seated in inner slot www.indiandentalacademy.com
  • The Dual Enviroment Bracket  Clinical advantage 1. Faster leveling of the arches with fewer wire changes 2. Easier torquing of the teeth www.indiandentalacademy.com
  • Bioefficient brackets (1995)  Anthony D.Viazis  deltoid bracket Wide horizontal member but has a single width slot. Multifunctional bracket for bioefficient therapy www.indiandentalacademy.com
  • Bioefficient brackets (1995)  Maximum potential of any archwire is achieved when the largest possible wire is used. 1. Conformity to the crown anatomy and gingival outline. www.indiandentalacademy.com
  • Bioefficient brackets (1995) 2. Ease in positioning due to the bracket design. www.indiandentalacademy.com
  • Bioefficient brackets (1995) Improper placement  easily recognized www.indiandentalacademy.com
  • Bioefficient brackets (1995) 3. Minimum friction - Slot is elevated from the horizontal member. Area of contact bw the wire and the bracket is reduced Better esthetics www.indiandentalacademy.com
  • Bioefficient brackets (1995) 4. Tip control -horizontal member has a twin bracket like effect. www.indiandentalacademy.com
  • Bioefficient brackets (1995) 5. Better rotational control www.indiandentalacademy.com
  • Transition from .022  .018 slot 022’’ or 0.55 mm wide 028’’ deep Gold archwires Late 1920s stainless steel Difference in the properties www.indiandentalacademy.com
  • Transition from .022  .018 slot       Reduce the size of the wire Reduce the slot width to .018’’ Smaller archwires were used 018×025’’ Force delivered was acceptable Introduction of TMA and NiTi Limitation of original 022 slot have been overcome www.indiandentalacademy.com
  • Andrews straight wire appliance    BRACKETS stand in between tooth and the orthodontist 1960 – concept of fully programmed appliance Advantage of FPA ELIMINATES WIRE BENDING www.indiandentalacademy.com
  • Andrews  Driving force for FPA 1. Analysis of orthodontically treated final occlusion Analysis of naturally occurring optimal occlusion Six keys to normal occlusion 2. 3. www.indiandentalacademy.com
  • Andrews Andrews plane www.indiandentalacademy.com
  • Andrews FACC FA point Angulation www.indiandentalacademy.com
  • Andrews Inclination www.indiandentalacademy.com
  • Interarch relationship www.indiandentalacademy.com
  • Crown angulation www.indiandentalacademy.com
  • Crown inclination www.indiandentalacademy.com
  • Crown inclination of posteriors www.indiandentalacademy.com
  • Absence of rotations Curve of spee Tight contacts www.indiandentalacademy.com
  • Andrews classification 1. Non programmed appliance-a set of brackets designed the same for all tooth types ,relying totally on wire bending. 2. Partly programmed appliance- a set of brackets designed with some in built features ,but always require some wire bending 3. Fully programmed appliance- a set of brackets designed to guide teeth directly to their goal positions with unbent wires. www.indiandentalacademy.com
  • Features of Edgewise Bracket www.indiandentalacademy.com
  • Non programmed bracket  Angle’s edgewise app FA point on FACC All crowns will have equal facial prominences Extensive Wire bending www.indiandentalacademy.com
  • Non programmed bracket  Design shortcomings 1. Bracket base perpendicular to bracket stem. 2. Bracket bases are not contoured. 3. Slots are not angulated 4. Bracket stem are of equal faciolingual thickness. 5. Maxillary molar offset is not built in. 6. Bracket siting techniques are unsatisfactory. www.indiandentalacademy.com
  • Non programmed bracket 1. Bracket base perpendicular to bracket stem. www.indiandentalacademy.com
  • Non programmed bracket www.indiandentalacademy.com
  • Non programmed bracket www.indiandentalacademy.com
  • Non programmed bracket  Bracket bases are not contoured occlusogingivally. www.indiandentalacademy.com
  • Non programmed bracket Greater than 2° Greater than 0.5 mm www.indiandentalacademy.com
  • Non programmed bracket www.indiandentalacademy.com
  • Non programmed bracket www.indiandentalacademy.com
  • Non programmed bracket Mesio-distal base contour www.indiandentalacademy.com
  • Non programmed bracket  Slots not angulated www.indiandentalacademy.com
  • Non programmed bracket www.indiandentalacademy.com
  • Non programmed bracket  Bracket stem are of equal faciolingual thickness www.indiandentalacademy.com
  • Non programmed bracket Maxillary molar offset is not built in. www.indiandentalacademy.com
  • Non programmed bracket Bracket siting techniques are unsatisfactory.  Wire bending Primary wire bends (1st, 2nd, 3rd order ) Secondary wire bends tertiary wire bends www.indiandentalacademy.com
  • Wire bending angulation www.indiandentalacademy.com
  • Wire bending Occlusogingival slot positioning www.indiandentalacademy.com
  • Wire bending Inclination www.indiandentalacademy.com
  • Wire bending Prominence differences www.indiandentalacademy.com
  • Wire bending Prominence differences www.indiandentalacademy.com
  • Wire bending Total 76 bends Fully programmed appliance www.indiandentalacademy.com
  • Fully programmed appliance  Simplest version of FPA Standard brackets One bracket for each tooth except for incisors and Maxillary molars Partly programmed app  3 slot siting features www.indiandentalacademy.com
  • Fully programmed appliance  Slot siting feature Feature 1Mid transverse planes of the slot, stem and crown must be the same. www.indiandentalacademy.com
  • Fully programmed appliance  Slot siting feature Feature 2- Base of the bracket for each tooth type must have same inclination as the facial plane of the crown. www.indiandentalacademy.com
  • Fully programmed appliance  Slot siting feature Feature 3- Each bracket inclined base must be contoured occluso gingivally www.indiandentalacademy.com
  • Fully programmed appliance  Slot siting feature Feature 4- Mid sagittal plane of the slot, stem and crown must be same. www.indiandentalacademy.com
  • Fully programmed appliance  Slot siting feature Feature 5 -The plane of the bracket base at its base point must be identical to the facial plane of the crown at the FA point www.indiandentalacademy.com
  • Fully programmed appliance  Slot siting feature Feature 6 - Mesio distal curvature of base should match tooth. the m-d contour of the www.indiandentalacademy.com
  • Fully programmed appliance  Slot siting feature Feature 7 - The vertical components should be parallel to one another The horizontal components should be equidistant from the gingiva and the cusp tips. www.indiandentalacademy.com
  • Fully programmed appliance  Slot siting feature www.indiandentalacademy.com
  • Fully programmed appliance  Slot siting feature Feature 8 – All slots point must have same distance between them and the crown embrasure line. www.indiandentalacademy.com
  • Fully programmed appliance Convenience feature- 1. The gingival tie wings of the posterior Brackets extend farther laterally . www.indiandentalacademy.com
  • Fully programmed appliance Convenience feature- 2. Bases are inclined . www.indiandentalacademy.com
  • Fully programmed appliance Convenience feature- 3. Facial surface of the incisor and canine brackets are designed to parallel their bases - lip comfort. www.indiandentalacademy.com
  • Fully programmed appliance Convenience feature- 4. In mandibular incisor brackets, the tie wings are designed with least amount occlusofacial prominence 5.Bracket identification. www.indiandentalacademy.com
  • Fully programmed appliance Auxiliary feature – - Power arms - Hooks - Face bow tubes - Utility tubes - Rotational wings www.indiandentalacademy.com
  • Fully programmed appliance  Incisor bracket  3 brackets with different base inclinations  Post treatment interjaw relationship can be predicted  Unpublished study (1968) on hundred cephs www.indiandentalacademy.com
  • Fully programmed appliance Incisor bracket www.indiandentalacademy.com
  • Fully programmed appliance Incisor bracket Cl II Cl I Cl III www.indiandentalacademy.com
  • Fully programmed appliance Incisor bracket Cl II Cl I Cl III www.indiandentalacademy.com
  • Angulation for central and lateral incisorsTooth Central Lateral Maxillary 5 9 Mandibular 2 2 www.indiandentalacademy.com
  • Fully programmed appliance  Posterior bracket www.indiandentalacademy.com
  • Tooth II molar I Molar II PM I PM Canine Maxillary 5/-9 (10o offset) 5/-9 (10o offset) 2/-7 2/-7 11/-7 Mandibul ar 2/-35 2/-30 2/-22 2/-17 5/-11 www.indiandentalacademy.com
  • Inclination and angulation for 6-7 to finish in class II Tip reduced and offset removed Tooth II Molar I Molar Maxillary 0/-9 0/-9 Mandibular - - www.indiandentalacademy.com
  • Fully programmed Translation brackets     Bodily movement of the teeth is required What is translation??? Translation problems Need for over correction www.indiandentalacademy.com
  • Fully programmed Translation brackets  They have all the qualities of the standard brackets plus few other feature . Power arm Counter mesiodistal tip Counter rotation Counter buccolingual tip www.indiandentalacademy.com
  • Fully programmed Translation brackets Minimum translation bracket – requiring a translation of 2 mm or less Medium translation brackets – requiring a translation of more than 2mm but less than 4 mm Maximum translation brackets -requiring a translation of more than 4 mm. www.indiandentalacademy.com
  • Fully programmed Translation brackets  Translation solutions- www.indiandentalacademy.com
  • Fully programmed Translation brackets  Concept regarding Levers www.indiandentalacademy.com
  • Fully programmed Translation brackets  Lever common to all edgewise brackets www.indiandentalacademy.com
  • Fully programmed Translation brackets Counter rotation The slot is rotated in the direction of translation Slot rotation plus mesiodistal slot length plus archwire flex equals counterrotation and rotation overcorrection. www.indiandentalacademy.com
  • Fully programmed Translation brackets  Countermesiodistal tip www.indiandentalacademy.com
  • Fully programmed Translation brackets Slot angulation plus mesiodistal slot length plus power arm length plus activated archwire equals Countermesiodistal tip and angulation overcorrection. www.indiandentalacademy.com
  • Fully programmed Translation brackets Counterbuccolingual tip Base inclination + faciolingual slot length + arch wire deflection = Counterbuccolingual tip www.indiandentalacademy.com
  • Thank you For more details please visit www.indiandentalacademy.com www.indiandentalacademy.com