(b)(4).Investigation results: a visual examination of the returned complaint device found a kink in the distal tip and the protective sleeve.The balloon was folded and it did not show signs of use.The noted failure was most likely caused by handling of the device or portion of the device without direct patient contact either during unpacking, preparation, or shipping; therefore, the most probable root cause is handling damage.A review of the device history record (dhr) was performed and confirmed that this device met all material, assembly and performance specifications.A search of the complaint database revealed that no other complaints exist for the specified lot.
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It was reported to boston scientific corporation that a cre fixed wire dilation balloon was used on a procedure performed on an unknown date.According to the complainant, the device was defective.There were no patient complications reported as a result of this event.Attempts to obtain additional patient and procedure information have been unsuccessful.Should additional relevant details become available, a supplemental report will be submitted.Investigation results revealed that the distal tip of the balloon was bent; therefore this is now an mdr reportable event.
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