Patent ID: 11857163
Assignee: HOYA CORPORATION
Field: Medical technology (Instruments)
Classification: CPC A  G | IPC A  G

Claim 0:
1. An endoscope including an elevator that is provided at a distal end of an insertion portion and changes a protruding direction of an instrument by swinging, and a drive member that swings the elevator according to an operation from an operation portion, the endoscope comprising:
a main body portion that has a housing recession portion that houses the elevator, a drive member arrangement space that houses the drive member and is liquid-tightly closed off from the housing recession portion, a lid insertion space that puts the drive member arrangement space and an outer space into communication, and a lid member that can be inserted into the lid insertion space and liquid-tightly closes off the lid insertion space when inserted; and
a fitting/holding member that is fitted to the lid member inserted into the lid insertion space and is fixed to the main body portion by a mechanical fixing mechanism, the fitting/holding member restricting separation of the lid member from the lid insertion space, wherein:
the lid member has a protruding portion that protrudes from the lid insertion space into the drive member arrangement space, and
the fitting/holding member can be inserted into the drive member arrangement space in a direction that is different from a protruding direction of the protruding portion of the lid member, the fitting/holding member being configured to be fitted to the protruding portion of the lid member when inserted.