An indwelling balloon catheter for an endoscope is provided with a flexible tube including a first lumen and a second lumen, the first lumen and the second lumen being arranged in parallel with each other and extending in an axial direction of the flexible tube over an entire length thereof, and a connector...http://www.google.fr/patents/US7988659?utm_source=gb-gplus-shareBrevet US7988659 - Indwelling balloon catheter for endoscope
