Olympus medical systems corp.(omsc) received a literature titled ¿cold snare piecemeal endoscopic mucosal resection of large sessile colonic polyps =20 mm (with video)¿.The literature reported the result of 186 patients of the cold snare piecemeal endoscopic mucosal resection (csp-emr) procedure using olympus single use electrosurgical snare sd-400u-10 or non-olympus ref-00711115 (us endoscopy) from january 2016 to december 2017.In the subject cases, 7 cases of clinically significant post-emr bleeding occurred.There was no information on which model was used in which procedure.Based on the available information, a direct relationship between the olympus product and the observed adverse events could not be determined.Therefore, omsc will submit a medical device reports (mdr) depending on the type of adverse events.
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