Removal of a fractured implant screw

허영구 원장님 Dr. Heo

Author
Dr. Young-Ku Heo, DDS, MDS, PhD

Director of Global Academy of Osseointegration
Seoul, Korea



A 42-year-old male patient was referred to the clinic with a fractured implant screw.
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Preoperative view of screw removal
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Hex 2.7 External guide, M2.0 claw drill
A claw drill was placed right on top of the fractured screw.
Drilling direction should be in reverse.


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A Ø1.2mm Perfect guide connected to a PG driver.

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A Ø1.2mm perfect guide was tightened to 15Ncm in the screw hole.

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A perfect guide positions a drill the dead center of the screw and prevents it from damaging the threads of the implant.

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A Ø1.0mm reverse drill was used at 2,000rpm with copious water irrigation.

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Drilling direction should be in reverse.

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A Ø1.0mm screw remover matching to the reverse drill was being connected to a shank driver.
The fractured screw was being removed by rotating the screw in counterclockwise direction.


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The fractured screw came out of the screw hole.

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Postoperative view of screw removal

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Healing abutment was connected after the fractured screw removal.

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Click on the image to see clinical video.

A 42 year old male patient referred to the clinic had a broken screw inside the implant. This case shows a removal of fractured screw using Neobiotech Screw Remover(SR) Kit-II ver.1.

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