US PATENT SUBCLASS 604 / 91
.~.~.~.~ Closure moved by relative movement between closure and separate protruding member

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}
82  DF  .~.~ Means for intermixing liquid with solid or different liquid {4}
89  DF  .~.~.~ Closure or barrier between compartments moved to permit mixing {2}
91.~.~.~.~ Closure moved by relative movement between closure and separate protruding member

DEFINITION

Classification: 604/91

Closure moved by relative movement between closure and separate protruding member:

(under subclass 89) Subject matter wherein the sealing means is displaced by a protruding rod or member which is moved into contact with the sealing means by relative movement therebetween to permit mixing between compartments.