Catheter introduction syringe

Details Catheter introduction syringe Catheter introduction syringe

1987-09-17

1989-03-21

Scott, Samuel

Surgery

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

Treating material introduced into or removed from body...

604236, 604156, 604169, A61M 500

Patent

active

048139386

ABSTRACT:
A catheter introduction syringe for the introduction of a catheter or catheter guide wire into a patient's body, the catheter introduction syringe comprises a hollow substantially cylindrical syringe barrel to support a needle thereon having a substantially cylindrical plunger slidably disposed therein, the substantially cylindrical plunger includes a centrally disposed channel formed longitudinally therethrough having a valve assembly disposed in operative relationship relative to the centrally disposed channel to prevent passage of air or liquid therethrough during flushing or aspirating of the catheter introduction syringe and permit the introduction of a catheter or catheter guide wire through the centrally disposed channel, hollow substantially cylindrical syringe barrel and needle for introduction into the patient's body without the flow of air or liquid through the centrally disposed channel.

REFERENCES:
patent: 4274408 (1981-06-01), Nimrod

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