Patent ID: 7087010
Filing Date: 2006-08-08
Classification: A61B

Abstract:
1. An endoscope in which a therapeutic instrument insertion channel is provided in an insertion portion inserted into a celoma and an end opening portion of said therapeutic instrument insertion channel is provided in the vicinity of an end of said insertion portion, wherein a guide wire for guiding an insertion operation of a therapeutic instrument is inserted into said therapeutic instrument insertion channel; and said insertion portion has a guide wire fixing means for releasably engaging said guide wire when said therapeutic instrument running on said guide wire is inserted/removed with an end portion of said guide wire being led out from said end opening portion of said therapeutic instrument insertion channel; wherein said guide wire fixing means includes a therapeutic instrument elevator base provided in the vicinity of said end opening portion of said therapeutic instrument insertion channel and a constituent member provided at a opposed position when said therapeutic instrument elevator base is raised and a slit capable of engaging only said guide wire by raising said guide wire by manipulating said therapeutic instrument elevator base is provided at a top portion of a guide plane of said therapeutic instrument elevator base.