It was reported to boston scientific corporation that an orise tissue retractor was used during a colonoscopy with endoscopic submucosal dissection procedure performed on (b)(6) 2018.Reportedly, the patient had a large polyp in the sigmoid colon approximately 30 cm from the anus, and the patient had a history of micro tears during previous polypectomy procedures.According to the complainant, during the procedure and prior to inserting the orise tissue retractor, a circumferential cut was made around the polyp.The orise tissue retractor was then introduced.When the device was expanded inside the patient, a micro-perforation was noted along the circumferential cut on the proximal right side.Antibiotics were administered and the procedure was completed with a snare.The perforation was repaired with a stitching device at the conclusion of the procedure.There were no patient complications at the conclusion of this procedure and the patient was reported to be fine.
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