Pincerlike instrument for endoscope

Surgery – Endoscope – With tool carried on endoscope or auxillary channel therefore

Reexamination Certificate

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Details

C606S046000, C606S051000, C606S052000, C600S153000, C600S156000

Reexamination Certificate

active

06953430

ABSTRACT:
A pincerlike instrument for an endoscope, comprising a flexible sheath, a pair of limbs, and a water supply channel. The pair of limbs, being provided at the fore-end of the flexible sheath, opens and closes as a pincers by remote operations from the base-end of the flexible sheath. The water supply channel is formed inside the flexible sheath for ejecting water from the fore-end of the flexible sheath by supplying the water from the base-end of the flexible sheath. A water ejection opening for the water supply channel is disposed at the base portion of the pair of limbs between the two limbs with the water ejection opening facing forward.

REFERENCES:
patent: 5330471 (1994-07-01), Eggers
patent: 5810876 (1998-09-01), Kelleher
patent: 6066102 (2000-05-01), Townsend et al.
patent: 6129683 (2000-10-01), Sutton et al.
patent: 2001/0021859 (2001-09-01), Kawai et al.
patent: 2001/0025149 (2001-09-01), Kobayashi et al.
patent: 2003/0043264 (2003-03-01), Furuya
patent: 2003/0191464 (2003-10-01), Kidooka
patent: 2003/0216733 (2003-11-01), McClurken et al.
patent: 10-165359 (1998-06-01), None
patent: 11-047135 (1999-02-01), None
patent: 4-146741 (1999-05-01), None
English Language Abstract of JP 11-047135.

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