Exact date unknown, device received on (b)(6) 2022 (b)(4).Investigation results: the returned cre fixed wire dilatation balloon was analyzed and a visual and microscopic examination found that the balloon was ruptured and the catheter was bent at 69 cm from the connector.With all the available information, boston scientific concludes the rupture found in the balloon is likely to have occurred due to factors encountered during the procedure; excess pressure, interaction with other devices, or anatomical affairs.It is possible that factors encountered during the procedure, such as the interaction with any surface, could create friction on the balloon and cause it to rupture.Therefore, the most probable root cause is adverse event related to procedure.A review of the manufacturing documentation for this device revealed that no anomalies or deviations related to the event occurred during manufacturing.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 instructions for use (ifu)/product label.
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