Exact patient age unknown, however, it was reported that the patient's year of birth was 1967.The complainant was unable to provide the suspect device upn and lot number; therefore, the lot expiration and device manufacture dates are unknown.It was reported the device was not used past its expiry.Reported event of stent calcified.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 mdr will be filed.
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It was reported to boston scientific corporation that a contour ureteral stent was implanted in the kidney/ureter on (b)(6) 2015 due to hydro nephrosis caused by ureter stone.Reportedly, the patient had no electrolyte imbalances.According to the complainant, during a planned stent removal procedure on (b)(6) 2015, the stent was "completely stuck" and could not be removed.The procedure was interrupted and an extra corporeal shockwave lithotripsy was performed and the stent was removed.Attempts to ascertain the patient铠condition following surgery have been unsuccessful.Should additional relevant details become available, a supplemental report will be submitted.
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