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Examination of the returned used device, item (b)(4), found the inserter damaged, bent at the shaft and broken off the tip.Returned device was misused by the user with excessive force.The manufacturing documents from the device history record have been reviewed with special attention to the manufacturing and inspection of the product.The product released for distribution was found to have met all specifications prior to shipment.This is the only complaint for this lot number and failure mode within the past two years.A two-year review of complaint history revealed there has been a total of one complaint, regarding one device, for this device family and failure mode.During this same time frame (b)(4) devices have been manufactured and shipped worldwide.Should all the complaint devices have been found confirmed for this reported failure, the rate of failure would be (b)(4).Per the instructions for use, the user is advised the following: precautions: -inspect instruments prior to use to ensure they are in good physical condition and function properly.There should be no loose, broken or misaligned parts.-exercise care in the use of these devices to minimize side or bending loads.-do not use excessive force on instruments to avoid damage or breakage during use.-avoid unintended contact with other surgical instruments during use to prevent damage or breakage.-inspect instruments after use to ensure they have not been damaged.-instruments are designed for use by surgeons experienced in the appropriate specialized procedures.It is the responsibility of the surgeon to become familiar with the proper techniques for use.-avoid lateral loading while inserting y-knot anchors.-maintain proper alignment during insertion of anchors and disengagement of drivers.This issue will continue to be monitored through the complaint system to assure patient safety.
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