| 摘要 |
<P>PROBLEM TO BE SOLVED: To perform the handling of hardness adjustment in an endoscope flexible portion with only one hand, and also to secure the strength of a traction mechanism in the operation. <P>SOLUTION: The endoscope includes: a hardness adjusting device which changes the flexibility of the flexible portion of an endoscope insertion unit; and a handling member that handles a hardness adjusting device. The handling member is positioned in a region in which the handling member can be operated with one hand of an operator holding the handheld operation unit of the endoscope, the region being located in an upper portion of the handheld operation unit. A contact spring is extended from the front end of the handheld operation unit to the upper portion of the handheld operation unit, the front end of the handheld operation unit extending to the flexible portion. <P>COPYRIGHT: (C)2012,JPO&INPIT |
