| 623 / | HD | PROSTHESIS (I.E., ARTIFICIAL BODY MEMBERS), PARTS THEREOF, OR AIDS AND ACCESSORIES THEREFOR |
| 57 | DF | ARM OR COMPONENT (E.G., ELBOW, WRIST, HAND, FINGER, ETC.) AND ACTUATOR OR CONNECTOR THEREFOR {6} |
| 59 | DF | .~ Elbow {1} |
| 60 | ![]() | .~.~ With forearm actuation |