US PATENT SUBCLASS 604 / 248
.~.~.~.~ Rotatable type valve

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}
246  DF  .~.~.~ Means for controlling material flow to or from body, or metering a predetermined dose or amount {6}
248.~.~.~.~ Rotatable type valve

DEFINITION

Classification: 604/248

Rotatable-type valve:

(under subclass 246) Subject matter including a rotating valve for controlling flow into and out of the body.

SEE OR SEARCH THIS CLASS, SUBCLASS:

32, for rotatable valves on devices having ingress and egress passages.