| 摘要 |
PROBLEM TO BE SOLVED: To easily prepare a battery for lighting the light source lamp of a lamp unit and to supply power to the lamp unit without battery exhaustion. SOLUTION: By providing together an electric wire 38 for supplying the power for lighting the light source lamp disposed inside the lamp unit 6 through the suction mouthpiece 8 of an endoscope operation part 5 in a suction tube 9 connected to a suction device 10, the power of the suction device 10 is supplied to the light source lamp of the lamp unit 6. Thus, the battery for lighting the light source lamp of the lamp unit is easily prepared and the power is supplied to the lamp unit 6 without the battery exhaustion.
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