US PATENT SUBCLASS 604 / 315-- .~.~.~ Suction generated by self-acting fluid pressure, motor-driven or mechanical energy storing means (e.g., spring, etc.)

US PATENT SUBCLASS 604 / 315
.~.~.~ Suction generated by self-acting fluid pressure, motor-driven or mechanical energy storing means (e.g., spring, etc.)

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999 Terms of Use

604 /	HD	SURGERY

19	DF	MEANS FOR INTRODUCING OR REMOVING MATERIAL FROM BODY FOR THERAPEUTIC PURPOSES (E.G., MEDICATING, IRRIGATING, ASPIRATING, ETC.) {7}
289	DF	.~ Treating material applied to or removed from external surface of body, or cutaneous layer of skin (e.g., eye treatment, removal of skin impurities, etc.) {11}
313	DF	.~.~ Means for removing material from surface by suction {3}
315		.~.~.~ Suction generated by self-acting fluid pressure, motor-driven or mechanical energy storing means (e.g., spring, etc.)

DEFINITION

Classification: 604/315

Suction generated by self-acting fluid pressure, motor-driven or mechanical energy storing means (e.g., spring, etc.);

(under subclass 313) Subject matter wherein the negative pressure is produced by either fluid pressure means which does not require the application of force, or by a device which converts any form of energy into mechanical energy, or by a mechanical device capable of storing energy.

SEE OR SEARCH THIS CLASS, SUBCLASS:

131+, for devices placing material into or out of the body by similar structures.