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Patient's exact age is unknown; however it was reported that the patient was over the age of 18.(b)(4).Investigation result: a visual examination of the returned complaint device revealed that the balloon did not have any visual defects.Under a vision system, however, a pinhole was found in the balloon material.The inner radio opaque (ro) markers inside the balloon were inspected for any sharp edge but none of them showed abnormalities.Functional evaluation was performed by attaching the device into an alliance inflation system, the balloon was inflated without problem; however, the balloon would not hold pressure due to the pinhole on balloon material.This failure is likely due to factors encountered during the procedure, such as handling of the device, the technique used by the physician and normal procedural difficulties encountered during the procedure, that could have affected device 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.
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It was reported to boston scientific corporation that a maxforce biliary dilatation balloon was used in the common bile duct (cbd) during an endoscopic retrograde cholangiopancreatography (ercp) procedure performed on (b)(6) 2019.According to the complainant, during the procedure, a leak was noted on the balloon.The procedure was completed with another maxforce biliary dilatation balloon.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 good.Investigation results revealed that the balloon had a pinhole; therefore, this is now an mdr reportable event.
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