Valve, catheter and method for preventing the introduction of ai

Details Valve, catheter and method for preventing the introduction of ai Valve, catheter and method for preventing the introduction of ai

1987-05-15

1988-11-15

Pellegrino, Stephen C.

Surgery

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

Treating material introduced into or removed from body...

604247, 137843, 137493, A61M 2500

Patent

active

047846445

ABSTRACT:
A method for preventing the introduction of air into the vascular system of a patient during intravenous or intra-arterial procedures, as well as for preventing the reflux of fluids into the body of a patient. Also, novel fluid directing means and catheters which include integral or attached fluid flow control means for use in this method.

REFERENCES:
patent: 605693 (1898-06-01), Black
patent: 3298391 (1967-01-01), Savage
patent: 3324877 (1967-06-01), Bochan
patent: 3572375 (1971-03-01), Rosenberg

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