Patent ID: 8333689
Filing Date: 2012-12-18
Classification: A61B

Abstract:
1. A medical operation device including: a rotary cylinder that includes an insertion portion inserting hole through which an insertion portion of a medical instrument for observation is inserted, the rotary cylinder being rotatably provided on a device main body; an insertion portion pressing member that presses the insertion portion of the medical instrument for observation which is inserted through the insertion portion inserting hole, to thereby pressingly fix the insertion portion with respect to the rotary cylinder, the insertion portion pressing member being provided inside the rotary cylinder; an insertion portion mounting section cover that is provided inside the insertion portion inserting hole and that prevents the insertion portion which is inserted through the insertion portion inserting hole from directly touching an inner face of the insertion portion inserting hole, a vicinity of an opening of the insertion portion inserting hole, and the insertion portion pressing member; and a switching instruction portion that switches whether or not the insertion portion pressing member presses an outer surface of the insertion portion via the insertion portion mounting section cover and specifies a state in which the insertion portion is fixed to the rotary cylinder and a state in which the insertion portion moves forward/rearward with respect to the rotary cylinder, wherein the insertion portion mounting section cover includes: