According to the reporter, during laparoscopic low anterior resection surgery, the device was used for vessel.The clips released from the jaws were malformed and fell into the cavity but all were retrieved.The procedure was completed with another device.No patient injury.
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Evaluation summary: post market vigilance (pmv) led an evaluation of one device.The instrument was received partially applied four remaining clips.Five malformed clips, two properly formed clips, and one partially formed clip were received.Microscopic evaluation of the malformed clips noted a clip over clip application.Functionally; the instrument was applied to appropriate test media.The clips advanced into the jaws, formed properly, and were held securely in place after full formation was achieved and the firing handle was released.When the cartridge was empty, the interlock engaged to prevent the jaws from approximating.Records from each manufacturing lot are thoroughly reviewed to ensure that products are released meeting all quality release specifications at the time of manufacture.Analysis concluded there were no assembly component related failures.Replication of the observed condition may occur if an attempt is made to apply a clip over a fully formed clip or obstruction.The root cause of the observed damage was misuse of the product which would have caused or contributed to the reported incident.If information is provided in the future, a supplemental report will be issued.
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