US PATENT SUBCLASS 604 / 509
.~.~.~.~.~.~ With expanding member (i.e., balloon)

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}
500  DF  .~.~ Method {8}
506  DF  .~.~.~ Therapeutic material introduced or removed through a piercing conduit (e.g., trocar) inserted into body {4}
507  DF  .~.~.~.~ Therapeutic material introduced into or removed from vasculature {1}
508  DF  .~.~.~.~.~ By catheter {2}
509.~.~.~.~.~.~ With expanding member (i.e., balloon)

DEFINITION

Classification: 604/509

With an expanding member (i.e., balloon):

(under subclass 508) Subject matter for a process to radially expand a member to facilitate perfusion of the therapeutic material to adjacent tissue.

(1) Note. For placement in this subclass the patent must disclose the process of applying medication along with the use of the expanding member (i.e., the application of an oxygenating agent to the myocardium during angioplasty procedures).

SEE OR SEARCH THIS CLASS, SUBCLASS:

96.01+, for remote controlled inflatable means.

159, for blood vessel, duct, test cutters, scraper, or abrader.

200, for mechanical embolic traps or filters in general.

SEE OR SEARCH CLASS

606, Surgery, 192+, for expandable devices and subclasses 194+ for devices to alleviate the buildup of arterial plaque.