US PATENT SUBCLASS 604 / 70
.~.~.~ Material expelled from injector by pressurized fluid

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}
68  DF  .~.~ Needleless hypodermic injector {4}
70.~.~.~ Material expelled from injector by pressurized fluid

DEFINITION

Classification: 604/70

Material expelled from injector by pressurized fluid:

(under subclass 68) Subject matter wherein the body treating

material is propelled by a fluid under pressure, either by direct application of the pressure against the material or by application of the pressure against a means which forces the material from the injector or reservoir.

SEE OR SEARCH THIS CLASS, SUBCLASS:

140+, 149 and 150, for injectors driven by fluid pressure, both direct and indirect.