Dental Implant Abutment Screw Loss: Presentation of 10 Cases
Maryam Soleimani,
Jarosław Żmudzki,
Wojciech Pakieła
et al.
Abstract:Re-tightening the loosened dental implant abutment screw is an accepted procedure, however the evidence that such screw will hold sufficiently is weak. The purpose of this study was material analysis of lost dental implant abutment screws made of the TiAlV alloy from various manufacturers, which became lost due to unscrewing or damaged when checking if unscrewed; undamaged screws could be safely re-tightened. Among 13 failed screws retrieved from 10 cases, 10 screws were removed due to untightening and 3 were … Show more
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