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Investigation evaluation: our laboratory evaluation of the product said to be involved determined that the needle was broken inside the handle.The device was visually evaluated.The device was returned with the needle retracted inside the sheath, while the handle was in a retracted position.The stylet wire was not included with the returned device.The device was returned with no damage to the handle/sheath.During a functional test, the handle of the device was manipulated several times and the needle did not advance.There was a grinding feeling coming from the handle when manipulated.The device was disassembled and it was noted that the needle had broken inside the handle.It is unknown how the break occurred.The broken ends are collapsed suggesting a severe kink in this area.The device history record for the lot number said to be involved was reviewed.A discrepancy or anomaly was not observed with the product that was released for distribution.Investigation conclusion: the needle broke at the proximal end inside the handle.It is unknown how this break occurred.A definitive cause for this observation could not be determined because the actual use conditions could not be duplicated in the laboratory setting.Due to a variety of clinical conditions such as patient anatomy, endoscope position or progression of disease state, we could not reproduce the actual conditions of product usage during our laboratory analysis.The instructions for use include the following information to ensure proper use of the device: "caution: during needle adjustment or extension, ensure device has been attached to accessory channel.Failure to attach device prior to needle adjustment or extension may result in damage to proximal end of device." prior to distribution, all echotip ultra endoscopic ultrasound needles are subjected to a visual inspection and functional testing to ensure device integrity.A review of the device history record confirmed that the lot said to be involved met all manufacturing requirements prior to shipment.Corrective action: a review of the complaint history was conducted and this represents an isolated occurrence.The likelihood of occurrence is considered remote.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 endoscopic ultrasound, the physician used a cook echotip ultra endoscopic ultrasound needle.After one (1) pass the physician noticed the needle gave issues [difficulty moving in and out of the sheath].The needle was removed to avoid problems.The procedure was completed with another cook echotip needle with no further issues.This event was not reportable at the time.The device was received on 22-nov-2019 and the needle was broken within the handle.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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