US PATENT SUBCLASS 604 / 109
.~.~.~.~.~ Expansion actuated by rotatable means (e.g, threaded or cammed member, 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}
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}
104  DF  .~.~.~ Having means expanding body orifice or canal (e.g., dilator, retaining means, etc.) {2}
106  DF  .~.~.~.~ Expanding arm or finger {2}
109.~.~.~.~.~ Expansion actuated by rotatable means (e.g, threaded or cammed member, etc.)

DEFINITION

Classification: 604/109

Expansion actuated by rotatable means (e.g., threaded or cammed member, etc.):

(under subclass 106) Subject matter wherein arm or finger expansion is caused by rotating a threaded or cammed member to spread open the arms or fingers from an initial closed position.

SEE OR SEARCH THIS CLASS, SUBCLASS:

108, for patents disclosing rotating means moving an axially movable member to expand an arm or finger orifice expanding means.