Patent ID: 6358267
Filing Date: 2002-03-19
Classification: A61B

Abstract:
A treatment tool for operation comprising:an insertion section inserted into a living body; an operating section connected removably to a base end of the insertion section, said operating section including a fixed handle and a movable handle which is openable and closable with respect to the fixed handle; a treatment section drive unit to which the insertion section is connectable, said treatment section drive unit including an operable treatment section arranged at a forward end of the insertion section, drive means for driving the treatment section, and a drive shaft for connecting the drive means to the operating section and transmitting an operating force from the operating section to the drive means for actuating the treatment section; an engaging/disengaging member which is arranged at the base end of the insertion section and which is engageable with a forward end of the operating section to enable connection between the insertion section and the operating section; and a biasing member which urges the engaging/disengaging member.