| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a treatment instrument for endoscopes which is capable of easily and surely fixing the base end of a coil pipe to be inserted/extracted relative to a treatment instrument insertion channel of an endoscope by a process causing no retention, and having a simple, light-weight and small size structure without getting bulky. <P>SOLUTION: A metal pipe 15 fitted near the base end of the coil pipe 1 is fixed to the coil pipe 1, and a fixed screw 16 having a screw head engaged with the side of the operation section 10 is screwed into a screw hole 17 formed in the metal pipe 15 perpendicular to the axis to connect the base end of the coil pipe 1 to the operation section 10. <P>COPYRIGHT: (C)2009,JPO&INPIT |
