US PATENT SUBCLASS 604 / 65
.~.~ Material flow varying means controlled by condition responsive sensor

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}
65.~.~ Material flow varying means controlled by condition responsive sensor {2}
66  DF  .~.~.~> Sensor responsive to body condition
67  DF  .~.~.~> Sensor controls pump, motor, or pressure driven means

DEFINITION

Classification: 604/65

Material flow varying means controlled by condition responsive sensor:

(under subclass 48) Subject matter including an apparatus for changing the amount or rate of body treating material entering or leaving the body, and a detector means which senses a change in some variable and in response to said change controls the operation of the apparatus and thereby the amount or rate of material entering or leaving the body.

SEE OR SEARCH THIS CLASS, SUBCLASS:

31, for apparatus sensing flow into and out of body in response to body condition.

50, for methods of controlling amounts or rate of flow into or out of the body in response to sensed condition.

245, for devices self-terminating flow to or from body.