Catheter insertion assembly

Details Catheter insertion assembly Catheter insertion assembly

1988-12-13

1990-10-09

Pellegrino, Stephen C.

Surgery

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

Treating material introduced into or removed from body...

604168, A61M 500

Patent

active

049617290

ABSTRACT:
The catheter insertion assembly employs an aperture in the wall of the needle near the distal and to communicate with an annular flashback chamber between the needle and the surrounding catheter or a surrounding dilator. The needle may be hollow throughout for passage of a guide wire or may be plugged downstream of the aperture.

REFERENCES:
patent: 4306562 (1981-12-01), Osborne
patent: 4629450 (1986-12-01), Suzuki et al.
patent: 4652256 (1987-03-01), Vallancourt

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