Investigation evaluation: a product evaluation was not performed in response to this report because the product said to be involved was not provided to cook for evaluation.The report could not be confirmed.A review of the device history record could not be conducted because the lot number was not provided.Investigation conclusion: we could not conduct a complete investigation because the product said to be involved was not returned for evaluation.A definitive cause for the reported observation could not be determined.The instructions for use states: "after clip deployment, continue to apply slight pressure on handle spool as device is removed from endoscope." this process would prevent inadvertent contact of the hook end of the drive wire with tissue.Prior to distribution, all instinct endoscopic hemoclips are subjected to a visual and functional inspection to ensure device integrity.Corrective action: a review of the complaint history was conducted.The likelihood of occurrence is considered rare.Corrective action is not warranted at this time based on the quality engineering risk assessment.Quality assurance will continue to monitor for complaint trends and reassess the risk assessment results as post market feedback continues to become available.
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During an esophagogastroduodenoscopy (egd), the physician used a cook instinct endoscopic hemoclip.After deploying the clip, the drive wire hook got caught on the patient's tissue and ripped the tissue.No interventional procedures were needed due to this occurrence.A follow up visit by the cook sales representative determined that the technician unsheathed the drive wire hook [after clip deployment, technician advanced the hook] while still in the patient.A section of the device did not remain inside the patient¿s body.The patient did not require any additional procedures due to this occurrence.According to the initial reporter, the patient did not experience any adverse effects due to this occurrence.
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