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INDIAN DENTAL ACADEMY
Leader in continuing dental education
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IMPLANTS & ANCHORAGE

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
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3.  Innumerable attempts and
innovations
 Success very subjective
 Dogmatic following
 The latest in the inventory
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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
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6. Being as intraoral as possible
Less invasive though it is a surgical
procedure
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7. SKELETAL ANCHORAGE
SYSTEM
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8. For Orthopedic correction
Transverse
Vertical
Sagittal
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9. For Orthodontic correction
Aligning
Leveling
Retraction
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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. ~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
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12. CLASSIFICATION
~Based on position
Sub-periosteal
Transosseous
Endosseous
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16. SPECIFICITY
~Maximum load >< quantity of
Osseointegration dependent on surface area
& tissue contact
TIME OF LOADING
~4-6 months after fixation
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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
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24. MINIPLATES
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25. TYPES OF MINIPLATES
L shaped Titanium
Y-shaped Ti
Straight Ti
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26. ANATOMICAL SITES
Mandibular body- intrusion
Retromolar pad- distal movement
Key ridge- distalization
Anterior ridge of piriform opening- intrusion
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27. SURGERY & HEALING TIME
Local anesthesia
Elevate mucoperiosteal flap
Bone exposed
Plates fixed
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28. Application of FORCE ?
Wound healing !
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29. Prophylaxis
~Antibiotics
~Antiseptic mouthrinses
~Oral hygiene
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30. MECHANICS
A rectangular archwire to conserve torque
Elastic thread (3-4 weeks)
Steel ligatures
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52. Thank you
For more details please visit
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