It was reported to boston scientific corporation that a zero tip nitinol retrieval basket was used during a lithotripsy stone removal procedure in the ureter performed on (b)(6) 2014.According to the complainant, during the procedure, a tip of one of the basket wires came loose and was left inside the patient.The procedure was completed with this device.A few days later, the patient had undergone an ureteroscopy and stent removal procedure.A stone removal basket, forceps, and flexible ureteroscope (manufacturers unknown), were used in attempt to retrieve the detached basket wire tip, however, the surgeon is not sure that the broken tip of the basket wire was retrieved successfully.No patient complications were reported after either procedure.The patient was admitted to the intensive care unit for observation as a precaution, and was released on (b)(6) 2014.The physician plans to follow-up with a ct scan in four months.
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(b)(4) for the reported event of tip of basket wire detached.The device has not been received for analysis.Upon receipt and completion of the failure analysis of the complaint device, if there is any further relevant information from that review, a supplemental medwatch will be filed.
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