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Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
Retention  /certified fixed orthodontic courses by Indian dental academy
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Retention /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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  • 1. INDIAN DENTAL ACADEMY Leader in continuing dental education www.indiandentalacademy.com www.indiandentalacademy.com
  • 2. RETENTION • TEETH TEND TO RETURN TO FORMER POSITIONS • ELIMINATE ETIOLOGY • CORRECTIONS DURING GROWTH • GROWTH EFFECTS • MAINTAIN ARCH FORM PARTICULARLY LOWER www.indiandentalacademy.com
  • 3. RETENTION • OVERCORRECTION • IDEAL STATIC AND FUNCTIONAL OCCLUSION • TEETH UPRIGHT OVER BASAL BONE • LOWER INCISOR UPRIGHTING • ALLOW TISSUES TIME TO REORGANIZE/ADAPT www.indiandentalacademy.com
  • 4. RETENTION PRE-TREATMENT POST-TREATMENT www.indiandentalacademy.com RELAPSE UNPREDICTABLE
  • 5. RELAPSE RELAPSE FUNCTIONAL OPEN BITE SHORT UPPER LIP www.indiandentalacademy.com
  • 6. RELAPSE PRE-ORTHO AFTER SERIAL EXT. POST-TREAMENT www.indiandentalacademy.com POST-RETENTION
  • 7. www.indiandentalacademy.com
  • 8. www.indiandentalacademy.com
  • 9. THE ETIOLOGY OF LATE LOWER ARCH CROWDING RICHARDSON, ME. AJODO 1994  CROWDING IN ORTHODONTICALLY TREATED PATIENTS OVER TIME  ARCH LENGTH AND ARCH DEPTH DECREASE AFTER ERUPTION OF SECOND MOLARS……. LEADING TO CROWDING  CROWDING IN UNTREATED SUBJECTS BETWEEN 12-18-30 YEARS  NORMAL PHYSIOLOGIC PHENOMENON www.indiandentalacademy.com • (10 REFERENCES)
  • 10. GROWTH  MANDIBLE > MAXILLA LATE MANDIBULAR GROWTH  BASAL BONE > ALVEOLAR BONE  MANDIBULAR ARCH CONTAINED BY MAXILLARY ARCH  GROWTH DIRECTION CLOSING ROTATION: MESIAL PATH OF ERUPTION OF POST. TEETH OPENING ROTATION: RETROCLINATION OF INCISORS www.indiandentalacademy.com
  • 11. GROWTH MUSCLE FORCES LIPS, CHEEKS, TONGUE MESIALLY DIRECTED FORCES -PHYSIOLOGIC MESIAL DRIFT -ANT. COMPONANT OF FORCES OF OCCLUSION -THIRD MOLAR DEVELOPMENT www.indiandentalacademy.com
  • 12. RETENTION FEW YEARS POST-TREAMENT PRIOR TO RETENTION LOWER THIRD MOLARS THIRD MOLARS NORMAL DEVELOPMENT HORIZONTAL IMPACTIONS www.indiandentalacademy.com
  • 13. OBJECTIVES FOR RETENTION Teeth tend to return toward pretreatment condition Retain what has been achieved Consider the three dimensions + ROTATIONS www.indiandentalacademy.com
  • 14. MAXILLARY HAWLEY RETAINER Palate = transverse+antero-posterior Labial bow = overjet + alignment standard or circumferential Anterior bite plane = overbite Finger springs = rotations, spaces, lingual tipping Clasps for retention of appliance -ball, Adams, interproximal, “C” clasp Headgear for www.indiandentalacademy.com bands Class II to molar
  • 15. RETAINERS MAXILLARY HAWLEY RETAINER MAXILLARY CIRCUMFERENTIAL HAWLEY RETAINER MANDIBULAR www.indiandentalacademy.com HAWLEY RETAINER
  • 16. UPPER HAWLEY FINGER SPRINGS POST-TREATMENT SMALL LATERALS www.indiandentalacademy.com
  • 17. MAXILLARY FRENUM MIDLINE DIASTEMA DEEP OVERBITE CLASS I MALOCCLUSION www.indiandentalacademy.com
  • 18. FULL FIXED APPLIANCES POST-TREATMENT www.indiandentalacademy.com
  • 19. SPLINTING/PERMANENT RETENTION 0.022 SPIRAL WIRE ALLOWS FOR PHYSIOLOGIC MOVEMENT OF ADJACENT TEETH www.indiandentalacademy.com
  • 20. SPLINTING LONG-TERM CLASS III CASE POST-TREATMENT RELAPSE MIN. OVERJET+OVERBITE www.indiandentalacademy.com
  • 21. MANDIBULAR RETAINERS HAWLEY RETAINER labial bow=space closure +alignment occlusal rests www.indiandentalacademy.com
  • 22. MANDIBULAR RETAINERS FIXED BONDED LINGUAL 3-3 0.030 BLUE ELGILOY OR 4-4 (OVERBITE/CURVE OF SPEE) LONG-TERM HOLD AGAINST GROWTH INCISOR UPRIGHTING INTERCANINE WIDTH INCISOR MALALIGNMENT THIRD MOLARS??? FIXED BONDED 3-3 BONDING TECHNIQUE www.indiandentalacademy.com
  • 23. LOWER ESSIX RETAINER UPPER ESSIX RETAINER www.indiandentalacademy.com
  • 24. POST-TREATMENT ESSIX RETAINERS MISSING LATERALS www.indiandentalacademy.com WITH ACRYLIC TEETH
  • 25. IMPRESSIONS FOR TOOTH POSITIONER LAB SET-UP FOR TOOTH POSITIONER www.indiandentalacademy.com
  • 26. RUBBER TOOTH POSITIONER www.indiandentalacademy.com
  • 27. PRE-TREATMENT INCISOR ROTATION CIRCUMFERENTIAL SUPRA-CRESTAL FIBEROTOMY www.indiandentalacademy.com
  • 28. KEYSTONING INTER-PROXIMAL STRIPPING www.indiandentalacademy.com
  • 29. PRE-TREATMENT CROWDING AND ROTATIONS LAB. SET-UP FOR SPRING ALIGNER www.indiandentalacademy.com
  • 30. SPRING ALIGNER IDEAL SET-UP INITIAL PLACEMENT www.indiandentalacademy.com
  • 31. SCHEDULE MANAGEMENT DURING RETENTION • LETTERS TO PATIENTS AND PARENTS • LETTER TO DENTIST-explain plan and request help in monitoring fixed lingual retainer. • L www.indiandentalacademy.com
  • 32. SCHEDULE MANAGEMENT DURING RETENTION • • • • • • • PLACE RETAINERS 6-8 WEEK RECALL 4 MONTH FOLLOW-UP 6-8 MONTHS FOLLOW-UP ONE YEAR LATER AFTER 2 YEARS AS NEEDED NO RECALLS-letter to patient and dentist FEES ??? www.indiandentalacademy.com
  • 33. FIXED BONDED RETAINER AFTER 8 YEARS REMOVAL OF FIXED LINGUAL RETAINER CONSIDER LOWER HAWLEY/ESSIX WHILE SLEEPING RELAPSE MAY NEED TO BE MANAGED LONG-TERM www.indiandentalacademy.com
  • 34. CLASS I MALOCCLUSION INCREASED OVERBITE SMALL UL LATERAL CONGENITALLY ABSENT UPPER RIGHT LATERAL www.indiandentalacademy.com
  • 35. POST-TREATMENT www.indiandentalacademy.com
  • 36. ACID ETCH BRIDGE UPPER RIGHT LATERAL BONDING BUILD-UP LEFT LATERAL INCISOR www.indiandentalacademy.com
  • 37. Thank you For more details please visit www.indiandentalacademy.com www.indiandentalacademy.com

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