| 摘要 |
A first and a second pumps for supplying a gas to a balloon for fixation mounted at an outer circumference portion at a tip end portion of an insertion portion of an endoscope and a balloon for fixation mounted at an outer circumference portion at a tip end portion of an overtube into which the endoscope is inserted and a control portion for controlling pressure in the respective balloons by operating the first and the second pumps are provided, and the control portion controls display of balloon inflation/deflation display portions and balloon during operation display portions of a remote controller on the basis of inflation-state information detected by a state detection output portion detecting inflation states of the respective balloons.
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