Laparoscopy cannula

Details Laparoscopy cannula Laparoscopy cannula

1989-06-01

1991-03-05

Hafer, Robert A.

Surgery

Means for introducing or removing material from body for...

Treating material introduced into or removed from body...

604164, 606190, A61B 1734, A61M 3100

Patent

active

049974190

ABSTRACT:
A cannula for use in laparoscopy is provided which includes an elongated shaft with a lumen along its longitudinal axis and a tip having a lumen and a conical member for engaging the cervix. The tip includes a distal end portion which is transverse to the longitudinal axis of the shaft. The cannula includes a tenaculum clamp coupling which is movable along at least a portion of the shaft within a plane through the shaft. Means are provided for attaching the tip to the shaft with the transverse distal end portion being fixed at any desired location rotationally about the longitudinal axis. Alternatively, means are provided for aligning the transverse distal end portion with the plane of movement.

REFERENCES:
patent: 2212484 (1940-08-01), Wolf
patent: 2487498 (1949-11-01), Wallace
patent: 2708437 (1955-05-01), Hutchins
patent: 3777743 (1973-12-01), Binard et al.
patent: 4474576 (1984-10-01), Gobby
patent: 4491126 (1985-01-01), Cullor
patent: 4585438 (1986-04-01), Makler
patent: 4617933 (1986-10-01), Hasson
patent: 4802461 (1989-02-01), Cho

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