It is reported that 3 of 4, 2.0 mm screws were not able to be fixed into the bone.First tapping was used in order to make four holes for the screws, then the screws were inserted.1 screw was able to be inserted.However, when the three other screws were inserted, torque did not work and kept rotating without breaking the screws.There was no issue found with the tap when checked by the sales associate in the office.The 3, 2.0 mm screws were replaced with 3, 2.5 mm emergency screws to complete the procedure.This event did not result in a delay in the procedure.
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None of the alleged screws were returned for evaluation.The most likely underlying cause of this complaint is non verifiable as the alleged screws were not returned.The non-conformance database was reviewed and no non-conformances were found.There are no indications of manufacturing defects.Based on the evaluation, the following were updated: date received by mfr, if follow-up, what type?, and additional mfr narrative.
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