(b)(4).Batch # t5er4c.Investigation summary: the analysis results found that one pcee60a device was returned with the anvil bent upwards with a gst60g reload loaded on the device.The reload was received fully fired with the cartridge deck damaged.Furthermore, the anvil knife slot was noted to be damaged.No functional test was performed due the condition.A manufacturing record evaluation was performed for the finished device batch number, and no non-conformance were identified.It is possible that the combination of tissue and/or buttressing material compressed between the device jaws may have been beyond indicated thickness or tissue that cannot compress to the indicated range for the selected cartridge.This may have caused excessive force to be applied to the underside of the solid steel anvil, leading to this damage.It should be noted that a 100% inspection takes place during manufacturing to ensure the device meets the required specifications prior to shipments, in addition, a sample of the batch is inspected at fgqa.Additional information was requested and the following was received: was the device locked on tissue with the jaws closed? no further information is available.If yes, how was the device removed? what troubleshooting steps were attempted to open the device (e.G.Squeezing the closing trigger while simultaneously depressing the anvil release button, knife reverse switch, manual override)? no further information is available.Did the jaws eventually open? no further information is available.
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It was reported that during a thoracoscopic pneumonectomy, the jaws of the pcee60a did not open after the third firing on the lung.The articulated shaft did not return to straight, so that the tip of the tt012 was cracked when removing the pcee60a from the patient through the tt012.No pieces were left inside the patient.The deployed staples were formed as intended.Another device was used to complete the case.There were no adverse consequences to the patient.No further information is available.
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