It was reported that a metal flakes shed from the cannula during wrist arthroscopy, metal flakes shed inside of the patient and removed by flushing as much as possible.Health care professional was able to complete the procedure with the same device and without a back-up device.After the operation, patient was x-rayed and no metal flakes were observed, consequently, there is evidence of no patient injuries or complications.
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One 2.2mm scope cannula device (catalog #3865) was returned by customer.The device was manufactured on (b)(4) 2013.There were scratches on the outer diameter surface of the lumen.Majority concentrated at the distal tip where there has been contact with other devices or instruments.The device body¿s connection area has rust patches in locations.The device q ring bladder gasket is dirty and damaged.It also has fiber of sorts stuck to it.The product has signs that it was put away damp or wet.Under the device q ring has much debris.It is possible that the ring was not removed before wash it and has possibly degraded.The ifu states: ¿pay careful attention to cleaning devices with challenging design features.Challenging design features can include, but are not limited to, suction levers, stopcocks, interfaces, cannulations, holes, blind holes, crevices, hinges, mating surfaces, etc.¿.No root cause related to the manufacturing of this device can be established.No further investigation warranted.
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