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Initial reporter facility name: (b)(6) hospital.(b)(4).The device has not been received for analysis.Upon receipt and completion of the problem 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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It was reported to boston scientific corporation that a uromax ultra dilatation balloon catheter was used in the ureter in a procedure performed on (b)(6), 2021.During the procedure, the pressure was not reached and it was noted that the balloon has a leak.The procedure was completed with another uromax ultra dilatation balloon catheter.There were no patient complications reported as a result of this event.The patient condition at the conclusion of the procedure was reported to be stable.
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Block e1: initial reporter facility name: (b)(6) block h6: medical device code a0504 captures the reportable event of balloon leak.Block h10: investigation results a visual examination of the complaint device found that the balloon was not folded which indicates that the balloon was subjected to positive pressure.Functional evaluation was performed by attaching the device into an encore inflation unit and the balloon was inflated; however, the balloon was noted leaking due to a pinhole located distal from the proximal markerband, thereby confirming the reported event.A visual, tactile and microscopic analysis were performed to the balloon material, tip, markerbands and the catheter shaft, and no damages were found.It is possible that the device may have encountered difficult patient anatomy such as stenosis, calcification or tortuosity that could have affected its performance and its intended purpose.Therefore, the most probable root cause is adverse event related to procedure.A review of the device history record (dhr) was performed and confirmed that this device met all material, assembly and performance specifications.A labeling review was performed and from the information available this device was used per the directions for use (dfu) / product label.Block h11: correction: block d1, block d4 (model number, lot number, catalog number, expiration date, unique identifier (udi) #).Block g4 (premarket / 510(k)#) and block h4.
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