Surgery – Endoscope – Having auxiliary channel
Reexamination Certificate
2007-06-05
2007-06-05
Dvorak, Linda C. M. (Department: 3739)
Surgery
Endoscope
Having auxiliary channel
C600S104000, C600S121000, C600S159000, C604S167020, C604S256000
Reexamination Certificate
active
10689650
ABSTRACT:
A valved plug to be fitted on a mouth piece at an inlet opening of an endoscopic biopsy channel. The plug as a whole is formed of a resilient material, and has, at the opposite ends of a foldable connecting strip or string, a generally tubular main body portion which is provided with a constricted portion in its axial passage, and a valved nesting piece which is adapted to be detachably coupled with the main body portion and provided with a normally closed slit valve axially in an aligned position relative to the constricted passage on the side of the main body portion. The main body portion is provided with an inward interlocking projection of a predetermined thickness at its outer end, for tight interlocking engagement with an interlocking groove which is provided on the side of the nesting piece in such a way as to grip the interlocking projection tightly in a compressed state.
REFERENCES:
patent: 4412531 (1983-11-01), Chikashige
patent: 4649904 (1987-03-01), Krauter et al.
patent: 4653477 (1987-03-01), Akui et al.
patent: 4715360 (1987-12-01), Akui et al.
patent: 4809679 (1989-03-01), Shimonaka et al.
patent: 5863286 (1999-01-01), Yabe et al.
patent: 6117070 (2000-09-01), Akiba
patent: 6165124 (2000-12-01), Ouchi
Dvorak Linda C. M.
Fujinon Corporation
Kasztejna Matthew J.
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