It was reported to boston scientific corporation that a cre fixed wire balloon was used during an esophageal dilation procedure in the esophagus performed on (b)(6) 2014 according to the complainant, during the procedure the balloon did not advance through the working channel.The procedure was completed with another cre fixed wire balloon.There were no patient complications reported as a result of this event.The patient's condition at the conclusion of the procedure was reported to be fine.The investigation found the distal tip to be kinked; therefore, this is now an mdr reportable event.
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Reported event of distal tip kinked.The complaint sample was returned for evaluation.No wingtool was present, the balloon was wingfolded.Visual evaluation found the distal tip of the balloon to be kinked, and the catheter kinked.During functional evaluation, the unit was inserted into the scope and restriction was experienced at the kink in the distal tip.It was reported a vacuum was not applied prior to insertion, which may have caused difficulty during advancement through the scope, leading to the noted damage.The device history record review confirms that the device met all material, assembly and performance specifications.A search of the complaint database revealed that no similar complaints exist for the specified lot.
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