US PATENT SUBCLASS 604 / 316
.~.~.~ Means moved by person to produce suction (e.g., squeeze bulb, piston, etc.)

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}
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}
316.~.~.~ Means moved by person to produce suction (e.g., squeeze bulb, piston, etc.)

DEFINITION

Classification: 604/316

Means moved by person to produce suction (e.g., squeeze bulb, piston, etc.):

(under subclass 313) Subject matter wherein the negative pressure is generated by manually operated means to remove material from the external body surface.

SEE OR SEARCH THIS CLASS, SUBCLASS:

181+, for devices moved by persons to expel material from within reservoirs or body.