Implants and anchorage

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Implants and anchorage

  1. 1. www.indiandentalacademy.com INDIAN DENTAL ACADEMY Leader in continuing dental education www.indiandentalacademy.com IMPLANTS & ANCHORAGE
  2. 2.  To preserve what is normal  To prevent the undesired movement  To get the desired movement To keep it as intra oral as possible THE BIGGEST CHALLENGE www.indiandentalacademy.com
  3. 3.  Innumerable attempts and innovations  Success very subjective  Dogmatic following  The latest in the inventory www.indiandentalacademy.com
  4. 4. www.indiandentalacademy.com
  5. 5. Versatility in providing anchorage Helping in bringing about tooth movements which have been of a great challenge to the orthodontist like intrusion of upper and lower molars www.indiandentalacademy.com
  6. 6. Being as intraoral as possible Less invasive though it is a surgical procedure www.indiandentalacademy.com
  7. 7. SKELETAL ANCHORAGE SYSTEM www.indiandentalacademy.com
  8. 8. For Orthopedic correction Transverse Vertical Sagittal www.indiandentalacademy.com
  9. 9. For Orthodontic correction Aligning Leveling Retraction www.indiandentalacademy.com
  10. 10. Pre-Christian era - Artificial materials ~1945, Vitallium screws ~1970, Linkow-Endosseous blade implants Carbon implants (Osseointegration ?) ~1975, Kawahara et al Bioglass coated ceramic implants ~1977, Branemark et al-Osseointegration Hydroxy apatite crystalswww.indiandentalacademy.com
  11. 11. ~1983, Creekmore possibility of skeletal anchorage ~1989, Roberts – titanium implants ~1991, Higuchi & James – Titanium fixtures ~1998, Costa et al – Miniscrews ~1999, Umemori et al – SAS for open bite ~2003, Giuliano Maino www.indiandentalacademy.com
  12. 12. CLASSIFICATION ~Based on position Sub-periosteal Transosseous Endosseous www.indiandentalacademy.com
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  16. 16. SPECIFICITY ~Maximum load >< quantity of Osseointegration dependent on surface area & tissue contact TIME OF LOADING ~4-6 months after fixation www.indiandentalacademy.com
  17. 17. THE DIMENSIONS OF THE IMPLANT SHOULD BE CONGRUENT WITH THE AMOUNT OF BONE AVAILABLE AT THE POINT OF INSERTION ~3-4mm in diameter ~6-10mm in length ~Length >< 1/ Diameter www.indiandentalacademy.com
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  24. 24. MINIPLATES www.indiandentalacademy.com
  25. 25. TYPES OF MINIPLATES L shaped Titanium Y-shaped Ti Straight Ti www.indiandentalacademy.com
  26. 26. ANATOMICAL SITES Mandibular body- intrusion Retromolar pad- distal movement Key ridge- distalization Anterior ridge of piriform opening- intrusion www.indiandentalacademy.com
  27. 27. SURGERY & HEALING TIME Local anesthesia Elevate mucoperiosteal flap Bone exposed Plates fixed www.indiandentalacademy.com
  28. 28. Application of FORCE ? Wound healing ! www.indiandentalacademy.com
  29. 29. Prophylaxis ~Antibiotics ~Antiseptic mouthrinses ~Oral hygiene www.indiandentalacademy.com
  30. 30. MECHANICS A rectangular archwire to conserve torque Elastic thread (3-4 weeks) Steel ligatures www.indiandentalacademy.com
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  52. 52. Thank you For more details please visit www.indiandentalacademy.com www.indiandentalacademy.com

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