US PATENT SUBCLASS 604 / 157
.~.~.~.~ Conduit impelled by spring

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}
48  DF  .~ Treating material introduced into or removed from body orifice, or inserted or removed subcutaneously other than by diffusing through skin {9}
93  DF  .~.~ Material introduced or removed through conduit, holder, or implantable reservoir inserted in body {30}
156  DF  .~.~.~ Conduit forced into body by self-acting fluid pressure, motor-driven, or mechanical energy storing means {1}
157.~.~.~.~ Conduit impelled by spring

DEFINITION

Classification: 604/157

Conduit impelled by spring:

(under subclass 156) Subject matter wherein the conductor is thrust into the body by a force exerted by an elastic body which recovers its original shape when released after having been distorted.