Needleless access device

Details Needleless access device Needleless access device

1993-05-19

1994-11-01

Rosenbaum, C. Fred

Surgery

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

Treating material introduced into or removed from body...

604256, 137843, A61M 500

Patent

active

053604130

ABSTRACT:
A needleless access device and method of using the device is disclosed. The needleless access device has a housing having an inlet opening and an outlet opening and a channel formed therethrough. Movably friction fitted in the channel adjacent the inlet opening is a piston. The piston is biased upwardly by a stretchable element. The stretchable element allows the top of the piston to be depressed by a syringe to a level adjacent internal flow channels to permit injection and aspiration of fluids through the device.

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