US PATENT SUBCLASS 604 / 111
.~.~.~ Having means for indicating device is defective , used, or tampered with

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}
93  DF  .~.~ Material introduced or removed through conduit, holder, or implantable reservoir inserted in body {30}
111.~.~.~ Having means for indicating device is defective , used, or tampered with

DEFINITION

Classification: 604/111

Having means for indicating device is defective, used, or tampered with:

(under subclass 93) Subject matter provided with means to alert a person that an apparatus for placing a body treating material in the body is faulty, previously used, or handled in some way such that it has become defective.