| 摘要 |
PROBLEM TO BE SOLVED: To effectively inject liquid such as water into a body through an endoscope. SOLUTION: A first and a second tanks 40A and 40B are communicated with a water feeding channel 13 in a video scope 10 through a first tank tube 50A, a second tank tube 50B, a first and a second valves 22A and 22B, connecting tubes 25A and 25B, and a scope connecting tube 52. Opening of the valves 22A and 22B is determined in accordance with a mixing ratio set in a numerical value setting switch 28. By actuating a rotary pump 21 provided in a main body 20, mixed liquid of liquid in the first tank 40A and liquid in the second tank 40B is fed into the body cavity through the water feeding channel 13 of the video scope 10. |
