Trocar sleeve

Details Trocar sleeve Trocar sleeve

1993-11-23

1995-10-24

Pellegrino, Stephen C.

Surgery

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

Treating material introduced into or removed from body...

137849, 604256, A61M 500, A61M 2500

Patent

active

054606152

ABSTRACT:
A trocar sleeve for endoscopic operations has valve means and seal means on the end of the trocar sleeve remote from the patient. In addition to a seal with a large diameter, at least one support element for a further seal with a smaller diameter is provided.

REFERENCES:
patent: 4929235 (1990-05-01), Merry et al.
patent: 5104383 (1992-04-01), Shichman
patent: 5188605 (1993-02-01), Sleep
patent: 5205831 (1993-04-01), Ryan et al.
patent: 5242389 (1993-09-01), Schrader et al.
patent: 5256147 (1993-10-01), Vidal et al.

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