(b)(4).Information was not provided by the contact.Batch # m53k9v.Damaged adjusting knob, lockout slide tip damaged.Three attempts were made to obtain additional information.To date no response has been provided.If further details are received at a later date a supplemental medwatch will be sent.When the plastic casing cracked, did any pieces fall into the patient? if yes, were all pieces retrieved? will all pieces be returned with the device? if no, how were they discarded? the analysis results showed that the tl90 device was received in good visual conditions and with cartridge present on the device.The cartridge was returned fully loaded with staples.The device was tested for functionality with returned cartridge and it forms the staples as intended and with a proper b formation.The device was disassembled to verify the condition of the internal components and the device was noted to have the lockout tab and the adjusting knob damaged.The damage to the tab and knob is consistent with an excessive force applied to the rotating knob when trying to dial down a locked device, causing the damage to the knob.It should be noted that the instrument has been designed with a lockout feature, which during the first application, prevents turning the adjusting knob unless the retaining pin is pushed completely forward.Please reference the instructions for use for additional information.The batch record was reviewed and no anomalies were noted during the manufacturing process.
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It was reported that during a right hemicolectomy procedure, the surgeon placed the stapler on the bowel, the retaining pin was put into position.The compression knob was very stiff and would not turn.The surgeon forced the knob to turn, and the plastic casing close to the knob cracked and opened.Another like device was used to complete the procedure.There was a delay of two minutes.There were no adverse consequences for the patient reported.
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