Surgery – Means for introducing or removing material from body for... – Treating material introduced into or removed from body...
Patent
1990-05-11
1991-06-18
Yasko, John D.
Surgery
Means for introducing or removing material from body for...
Treating material introduced into or removed from body...
604263, 604116, A61M 532
Patent
active
050246658
ABSTRACT:
A composite catheter assembly for fixing, locating, inserting and accurately securing intravenous catheters having a needle thereon within body fluid conduits has an attachment plate with an elongated opening therein, a barrel having a bore extending inwardly from one open end of the barrel to define a transverse shoulder so that a passage or sized opening can be provided between the bore and the exterior of the barrel at the transverse shoulder end of the bore, a catheter assembly including, a carrier is slidably mounted in the bore of the barrel for movement of the needle on the catheter assembly from a retracted position in the barrel to an extended position into the body fluid conduit, and a retracting assembly is provided which includes, a spring that is compressed when the catheter assembly is moved from the retracted position to the extended position, and an operatively associated locking and latching assembly to hold and releasably lock the catheter assembly in the extended position and when actuated to permit the compressed spring to retract the catheter assembly and withdraw the needle unil it is returned to the retracted position in the barrel.
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Cermak Adam J.
Hemedix International, Inc.
Yasko John D.
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