Trocar assembly having a cannula retaining member

Details Trocar assembly having a cannula retaining member Trocar assembly having a cannula retaining member

1994-07-08

1996-09-17

Jackson, Gary

Surgery

Instruments

Cutting, puncturing or piercing

604164, A61B 1734

Patent

active

055564119

ABSTRACT:
A trocar assembly includes a cannula, a trocar needle fitted in a lumen of the cannula, a cannula-retaining member having a through-hole for inserting the cannula therein and being provided at a bottom thereof with an adhesive layer for fixing the cannula in place on the skin of a patient. The cannula is adapted to be held in the retaining member by engaging elements between them to permit the cannula to move forward continuously or continually through the through-hole of the retaining member as well as to fix the cannula in a desired position.

REFERENCES:
patent: 4702260 (1987-10-01), Wang
patent: 5226426 (1993-07-01), Yoon
patent: 5242427 (1993-09-01), Bilweis
patent: 5330497 (1994-07-01), Freitas et al.

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