US PATENT SUBCLASS 128 / 843
.~ Vas occluders (implants, etc.)

Current as of: June, 1999
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128 /   HD   SURGERY

842  DF  MALE REPRODUCTORY TRACT SHIELDS OR BIRTH CONTROL DEVICES (E.G., PROPHYLACTICS, VAS DEFERENS VALVES, ETC.) {2}
843.~ Vas occluders (implants, etc.)

DEFINITION

Classification: 128/843

Vas occluders (implants, etc.):

(under subclass 842) Subject matter wherein an internal device is surgically implanted which blocks, either permanently or temporarily, the passage of male sperm from the reproductory organs.

(1) Note. The devices in this subclass usually take the form of a plug, pinch clamp or a reversible valve.

SEE OR SEARCH THIS CLASS, SUBCLASS:

887, for other body inserted or implanted occluders.

SEE OR SEARCH CLASS

600, Surgery,

30, 32 for incontinent occluders.