On may 11, 2018, olympus received literature titled ¿a study of single-balloon endoscopic treatment for pancreatic biliary tract disease associated with patients having reconstructed gastrointestinal anatomy in our hospital.¿ that was made in public in japan digestive disease week (jddw).The literature reported the result of 27 cases of the endoscopic treatment using olympus single balloon enteroscope between april 2008 to october 2017.In the procedures, following accidental symptoms reportedly occurred.Pancreatitis: 4 cases.Bile duct inflammation: 1 case.Micro perforation: 3 cases.Aspiration pneumonia: 1 case.Three cases of perforation improved by conservative medical treatment.Olympus reviewed the delivery history of endoscopes for the facility and confirmed olympus sif-h290s, sif-y0004-v01, sif-y0015, and sif-q260 were delivered.Olympus is submitting mdr according to the number of accidental symptoms case because it was not informed that which endoscope model was used in the procedures.This report is 3 of 9 reports.
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