Cannula fixation device with retaining ring having identations

Details Cannula fixation device with retaining ring having identations Cannula fixation device with retaining ring having identations

1993-02-10

1995-01-10

Rosenbaum, C. Fred

Surgery

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

Treating material introduced into or removed from body...

604164, A61M 2500

Patent

active

053803027

ABSTRACT:
A retaining ring comprising a body of elastomeric material. The body has a wall with a generally cylindrical configuration and a longitudinal axis. The body also has an outer cylindrical surface and first and second end surfaces. The body has a bore extending therethrough along the longitudinal axis and through the first and second end surfaces with the wall of the body defining the bore. A plurality of circumferentially spaced-apart indentations are formed in the wall of the body and extend outwardly through the outer surface between the first and second ends.

REFERENCES:
patent: 3540451 (1970-11-01), Zeman
patent: 3957048 (1976-05-01), Jacobs
patent: 4252122 (1981-02-01), Halvorsen
patent: 4786281 (1988-11-01), Valentini et al.
patent: 5176648 (1993-01-01), Holmes et al.
patent: 5232440 (1993-08-01), Wilk
patent: 5257973 (1993-11-01), Villasuso

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