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Cleaning Protocol For Implant Abutment Screws, Rocio Barocio Torano
Cleaning Protocol For Implant Abutment Screws, Rocio Barocio Torano
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Aim: To develop a time and cost effective cleaning protocol for implant abutment screws that are used throughout the fabrication of an implant restoration in the dental laboratory. Materials and Methods: Ninety (90) implant abutment screws (Biohorizons PXAS®) were collected from different dental laboratories after abutment milling and restoration fabrication. Seventy five (75) of these screws were randomly divided into 5 groups (n=15). Each group was cleaned for 1, 5, and 10 minutes in an ultrasonic cleaner and all screws were observed under 40x magnification before and after cleaning. Any debris was collected and weighed by using paper filters. The …