Olympus medical systems corp.(omsc) received a literature title "steep infundibulopelvic angle as a new risk factor for flexible ureteroscope damage and complicated postoperative course." the literature reported the result of 381 cases of the flexible ureteroscopy (furs) procedures using an olympus model urf-v (ureteroscope) and fb-56d-1 (biopsy forceps) between september 2013 and march 2017.In the subject procedures, the following cases reportedly occurred.4 bleeding complication cases.27 urinary tract infection cases.5 perforation cases of the upper urinary tract.2 pneumonia cases.2 unknown complications.Based on the available information, a direct relationship between the subject devices and the observed reported adverse events could not be determined.According to the number of accidental symptoms and the number of olympus devices used for the procedures, omsc is submitting 10 medical device reports.This report is 7th of 10 reports for unknown complications and urf-v.
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