Patent ID: 9636009
Date: 2017-05-02
CPC Classifications: A61B,G02B

Claim:
1. An endoscope comprising: a distal end portion to be inserted into a subject, the distal end portion being made of a first material and including a distal end face; one or more guide members that transmit one of light and video information; a holding frame configured to be capable of bearing a greater shear stress than the distal end portion by being made of a second material capable of bearing a greater shear stress than the first material, the holding frame including one end face, the holding frame holding a distal end side of the guide member by being adhered and fixed in the distal end portion in a state where the one end face of the holding frame is exposed from the distal end face of the distal end portion; and at least one groove including one end, the at least one groove being provided on a side surface of the holding member in an insertion direction of the guide member, and having the one end exposed on the distal end face, wherein the holding frame is located eccentrically on the distal end face, and the at least one groove comprises two grooves, the two grooves having the same configuration and being provided on the side surface of the holding frame at regions close to a peripheral portion of the distal end face.