US PATENT SUBCLASS 604 / 63
.~.~.~.~.~ Eject means driven 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}
57  DF  .~.~ Means for placing solid treating material in body {2}
59  DF  .~.~.~ Means for ejecting solid from holder {1}
60  DF  .~.~.~.~ Solid ejected from body inserted conduit {4}
63.~.~.~.~.~ Eject means driven by spring

DEFINITION

Classification: 604/63

Eject means driven by spring:

(under subclass 60) Subject matter wherein the material expelling means is driven by force exerted by an elastic body which recovers its original shape when released after having been distorted.