(b)(4).Investigation results: a captivator ii-15mm round stiff snare was received for analysis.Visual and microscope inspection of the returned device revealed no problems noted.Functional inspection was performed and when the device was connected to the 10-inch loop fixture, it contracted and extended well.Media inspection of the photo provided by the customer revealed that the device inside the pouch and no problems were noted.No other device problems were noted.The reported complaint of loop failure to cut could not be confirmed since the device cannot be functionally evaluated with respect to anatomical/procedural factors encountered during the procedure.Device analysis found no problems with the device during visual and functional test.Based on the information available and the returned device analysis, the most probable root cause for the reported complaint is no problem detected since the complaint cannot be confirmed.
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It was reported to boston scientific corporation that a captivator ii-15mm round stiff snare was used during a colonoscopy procedure performed on (b)(6) 2022.During the procedure and inside the patient, multiple polyps were discovered.The first polyp was larger about 15-20mm, and the doctor used hot snaring to remove the polyp.The next polyps were smaller, and the physician attempted cold snaring, but it wouldn't cut through the polyps.The procedure was completed with the same device using hot snaring.There were no patient complications reported as a result of this event.
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