The device, intended for use in treatment, was returned for evaluation.A visual inspection of the returned device confirmed the stated failure mode.The device is heavily gouged, rendering the device inoperable.The device shows signs of extensive use.A complaint history review found related failures; this failure mode will be monitored for future complaints for any necessary corrective actions.At this time, we do not have reason to suspect that the product failed to meet any product specifications at the time of manufacture.The device is a reusable instrument that can be exposed to numerous surgeries and cleaning cycles.As plastics are vulnerable and crack may have initiated during use and possible causes could be due to the heating and cooling associated with autoclaving or prolonged use.We recommend that all reusable instruments be routinely inspected for wear and damage and replaced as necessary.Based on this investigation, the need for corrective action is not indicated.Should additional information be received, the complaint will be reopened.No further investigation is warranted for this complaint; however, we will continue to monitor for future complaints and investigate as necessary.We consider this investigation closed.
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It was reported that during a tha, the tandem uni conv trl 0mm ((b)(4)), the tandem uni conv trl -3mm ((b)(4)), the tandem uni conv trl +4mm ((b)(4)), and the tandem uni conv trl +8mm ((b)(4)) were not longer engaging tapers.A surgical delay of less that or equal to 30 minutes was reported.The procedure was finished using smith and nephew back-up devices.No patient injury or other complications were reported.
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