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(b)(4).Batch # r5ad9l.Reload originally reported: tcr75 (lot: t4052w).Per photographic evaluation: upon visual inspection of two photos, the following was observed: the first photo shows a blue reload loaded in the device from side view.The reload could be observed fully fired and four staples stuck on the drivers and three of them appears to be not properly formed.The second photo show a reload partially fired and same staple legs protruding of pockets on the distal end.Please noted that the cartridge reload is designed to lockout, as a safety feature, if any staples have been fired from the cartridge reload.In addition, failure to complete the stroke may result in incomplete staple line.Based on the photos the event describe of malformed staples is confirmed, however no conclusion or root cause could be determined.Hands on device analysis may provide the additional evidence necessary to confirm the root cause of the reported event.Device analysis: the analysis results found that the tct75 device was received with no apparent damaged and with a cartridge reload present.The reload was received with 36 drivers up and the remaining drivers were protruding of pockets and some stuck staples in b-formed on the drivers.The swing tab in the unlocked position.In addition, a tcr75 reload (b) was received fully fired.The device was tested for functionality with the test cartridge.The device achieved its complete firing sequence without any difficulties.The staple line and cut line were complete and the staples meet the staple form release criteria.The swing tab in unlocked position is consistent with an improper loading technique.When loading the cartridge in the device, make sure the cartridge is inside the channel track and the proper loading technique is being used.Please refer instructions for use.Reload b: tcr75, t5ad6l, fully fired and locked.A manufacturing record evaluation was performed for the finished device batch number, and no non-conformances were identified.
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Partial fire & malformed staples.It was reported that during the reduction of stoma surgery, could not fire farther after fired 1/2 with tct75 for side-to-side anastomosis.After opening the jaws, noted some staples malformed with irregular shape and also found there was a staple in the groove of the anvil.Then cleaned the jaw and replaced a new reload tcr75, but the event happened again.Suture was used to complete the surgery.There was no patient consequence reported.No additional information can be provided.
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