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It was reported that during a tka surgery, upon completion of the femoral box reaming, the bolt and spring of the gii spc p/s hous collet s 3-8 device came apart while being taken off the trial.All components of the instrument were accounted for, and none were lost or left in the patient incision.The procedure was resumed, without any delay, using a s+n back-up device.Patient was not injured as consequence of this problem.
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Section h3, h6: the associated device was returned and evaluated.A visual inspection of the returned device did not reveal the stated failure.All pieces are the device are attached to the device.The visual did reveal the collet thumbscrew, spring and collet washer are stuck together, rendering the device inoperable.The device shows signs of significant wear and use.A review of complaint history revealed similar events for the listed device over the previous 12 months, but no similar events for the batch based on the historical data, this failure mode will be monitored for future complaints for any necessary corrective actions.A review of the manufacturing records did not reveal a manufacturing abnormality that could have caused or contributed to the reported incident.At this time, we do not have reason to suspect that the product failed to meet any product specifications at the time of manufacture.A review of the risk management file revealed this failure mode was previously identified.The anticipated risk level is still adequate.Assessment of historical escalated cases concluded that there are no prior actions related to this device and failure mode.This device is a reusable instrument that can be exposed to numerous surgeries.Damage from prolonged use, misuse or rough handling are likely potential factors that could contribute to the reported event.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 future complaints and investigate as necessary.We consider this investigation closed.H6: medical device problem code.
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