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(b)(4).Attempts have been made to retrieve the device.To date the device has not been returned.If the device or further details are received at a later date, a supplemental medwatch will be sent.The device history records were reviewed and the manufacturing criteria were met prior to the release of this batch/lot.Attempts are being made to obtain the following information.To date no response has been provided.If further details are received at a later date, a supplemental medwatch will be sent.Is the current patient status known? was there any patient consequence or change in the post-operative care of the patient as a result of the event (extended hospital stay, readmission, reoperation, etc.)? if yes, please explain.Just to clarify: was the device locked-out (no staples deployed and no cut line started)? or were the stapler jaws closed on tissue? is it known how or if the device jaws were opened and how the device was removed from the tissue? what troubleshooting steps were attempted to open the device (squeezing the closing trigger while simultaneously depressing the anvil release button, powered knife reverse button, manual override)? were the device jaws eventually able to be opened? if no, how was the device removed from the tissue?.
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(b)(4).Batch # p55n28.Device evaluation: the analysis found that one ple45a device was returned with no apparent damage and with the manual override door out of position; the override lever was up which denotes that the knife was manually returned to home position.It should be noted after the manual override system is used the instrument is disabled and cannot be used for any subsequent firings.An ecr45d cartridge reload was received partially fired 1/10 and loaded in the device.It is possible that while loading the reload, the cartridge was pushed farther back than the cartridge alignment stop windows resulting in the knife pushing the one piece sled forward and locking the cartridge.The bailout system was reset and then, it was tested for functionality in the straight position with a test cartridge reload and achieved its complete firing sequence without any difficulties.The staple line and cut line were complete and the staples were noted to have the proper b-form shape.The device closed and opened as intended during testing.The batch history record was reviewed and no defects, ncr¿s or protocols related to the complaint, were found during the manufacturing process.
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