1987-05-08
1988-05-17
Grieb, William H.
Surgery
Truss
Pad
128 4, A61B 1736
Patent
active
047443618
ABSTRACT:
A resectoscope comprising a hollow sheath, an observing scope inserted in the sheath, a resecting electrode inserted through the sheath and a handle part having a slider connected to the sheath, having the electrode connected at the base end to it and moving this electrode forward and rearward in the axial direction, wherein is provided an electrode fixing mechanism having an inserting hole which is provided in the slider and in which the electrode is inserted at the base end, an engaging part provided in the base end part of the electrode inserted in the inserting hole, an electrode fixing means having a locking part engaged with the engaging part provided in the electrode to lock the electrode and movable in the direction intersecting with the axis of the electrode, an energizing device energizing the electrode fixing member in the direction of fixing the electrode, an electrode fixing mechanism fixing device fixing the electrode fixing member and energizing device to the slider and a position adjusting device making the position of the electrode fixing member with respect to the slider adjustable in the direction intersecting with the axis of the electrode.
REFERENCES:
patent: 2068721 (1937-01-01), Wappler et al.
patent: 3939839 (1976-02-01), Curtiss
patent: 4149538 (1979-04-01), Mrava et al.
patent: 4423727 (1984-01-01), Widran et al.
patent: 4430996 (1984-02-01), Bonnet
patent: 4538610 (1985-09-01), Kubota
patent: 4644950 (1987-02-01), Valli
Grieb William H.
Olympus Optical Co,. Ltd.
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