1987-12-02
1988-12-20
Grieb, William H.
Surgery
Truss
Perineal
A61B 100
Patent
active
047919124
ABSTRACT:
Disclosed is a construction of an endoscope with channels into which medical instruments are to be inserted, and more specifically, an arrangement of components constituting the channels in an operating section of the endoscope, and a mounting structure for fixing the channels in the operating section. The endoscope comprises an insertion section, the operating section, an insertion member having channel holes and disposed in the insertion section, a support tube disposed in the operating section and connected to the insertion member, the support tube having a notch, channel ducts, one end of each being connected to each corresponding channel hole of the insertion member, mouthpiece sockets each connected to the other end of the channel ducts corresponding thereto, channel mouthpieces, one end of each being removably connected to each corresponding mouthpiece socket, and the other end of each being formed with an opening, a cover member surrounding the periphery of the notch, and having opening portions into which the channel mouthpieces are to be inserted, and a support member fixed in the notch, and having retaining portions adapted to engage the mouthpiece sockets.
REFERENCES:
patent: 3261351 (1966-07-01), Wallace
patent: 4294234 (1981-10-01), Matsuo
patent: 4586491 (1986-05-01), Carpenter
patent: 4674496 (1987-06-01), Svadjian et al.
patent: 4705023 (1987-11-01), Arai
patent: 4732139 (1988-03-01), Kawashima et al.
Grieb William H.
Olympus Optical Co,. Ltd.
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