| 摘要 |
<p>An endoscopic system for use with an endoscope, including an irrigation tube that provides a flow of irrigation fluid for cleaning a body lumen, and a suction tube for sucking material from the body lumen, wherein the suction tube is connected to a branch connector and one branch of the branch connector is connected to a suction source tube which is connected to a suction source and another branch of the branch connector is connected to a vent tube, and wherein the suction source tube and the vent tube pass through a double pinch valve.</p> |
