Working safely above the foramen
description
Transcript of Working safely above the foramen
Copyright © 2012 Idondivi, Inc. All rights reserved.
Categories ; Posterior, Grafting, Multiple implants, Blue Sky Bio
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Failing abutment molar
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Failing abutment molar
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Extraction, non resorbable PTFE membrane
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At 3 weeks
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At 3 weeks
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At 3 months post extraction, cast based planning
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Screw retained crown setup
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Perfect but tight fit for two 4 mm impants
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Cross bars removed
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Two 8 mm implants planned. Note close proximation to mental foramen on X ray
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No need for rotational adjustment, so use green 0 degree rotation blocks
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Flapped access allowing for grafting hard and soft tissue
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18.7 mm drill shortened with green flexistop to evaluate distance to foramen
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Length pins used to evaluate that indeed an 8 mm implant is OK, prep not yet to
full length
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Additional 1.5 mm OK to prep deeper at # 29 implant above foramen. Check
twice drill once
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Prep now to full length
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Nobel Biocare starter drill used to flatten top of ridge.
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3.2 mm Astra facilitate drill
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3.7 MM Astra facilitate drill reduced length with 3 mm flexistop for stepped back
preparation. 18 – 3 – 10 = 5 mm
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Confirmation
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Gentamycin antibiotic eyedrops
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Blue Sky Bio Conus implant 8 x 4 mm. Carrier set for guided depth control
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Implants placed as planned, note local buccal tread exposed on # 29 implant
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Bone chip harvest
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Bone chip placed
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Protected with non resorbing bio-oss
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Mucograft to increase keratinized tissue
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Implants placed as planned
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Implants placed as planned
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3 weeks post placement, note increase in buccal attached tissues