| 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} |
| 246 | DF | .~.~.~ Means for controlling material flow to or from body, or metering a predetermined dose or amount {6} |
| 251 | DF | .~.~.~.~ Drip meter {4} |
| 253 | | .~.~.~.~.~ Having drip sensor |