It was reported that during a shoulder cuff repair surgery, the twinfix ultra ha anchor broke while implanting inside the patient, it was removed using tweezers.The procedure was completed using an s+n back up device in the originally drilled bone hole.There was a delay of less than 30 minutes.No further complications were reported.
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H10: h3, h6: the reported device was received for evaluation.A visual inspection revealed that the returned device was not in its original packaging.The insertion device was returned with the anchor and suture strings in place, the anchor is fractured from the suture window in a spiral.The prongs at the distal end of the insertion shaft are deformed.There is biological debris on the returned items.An assessment of material characteristics found that based on the condition of the product material found during visual inspection, additional material testing is not required.A review of device records showed there were no indications to suggest that the product did not meet manufacturing specifications upon release for distribution.A complaint history review found similar reported events.A risk management review found that the reported failure and/or harm was documented appropriately, and there were no indications to suggest the anticipated risk is not adequate.A review of the material specifications found that the storage requirements for the material are specified, and the material must comply with provided percentage composition specifications as measured by ash test.The root cause has been associated with unintended use of the device.Factors that could have contributed to the failure include excessive force on the device, excessive torque on the device, attempted correction of a damaged device, off-axis insertion, improper preparation of the insertion site, or an inadvertent impact event.No containment or corrective actions are recommended at this time.
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