US PATENT SUBCLASS 604 / 43
.~.~ Body inserted conduit with separate ingress and egress passages

Current as of: June, 1999
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604 /   HD   SURGERY

19  DF  MEANS FOR INTRODUCING OR REMOVING MATERIAL FROM BODY FOR THERAPEUTIC PURPOSES (E.G., MEDICATING, IRRIGATING, ASPIRATING, ETC.) {7}
27  DF  .~ Material introduced into and removed from body through passage in body inserted means {7}
43.~.~ Body inserted conduit with separate ingress and egress passages {2}
44  DF  .~.~.~> Having body piercing means
45  DF  .~.~.~> Having air or gas venting passage

DEFINITION

Classification: 604/43

Body inserted conduit with separate ingress and egress passages:

(under subclass 27) Subject matter wherein the body inserted conduit comprise separate and distinct channels or lumens, one of which is the introducing passage and the other is the discharge passage.