US PATENT SUBCLASS 623 / 20
.~.~.~ Elbow or knee

Current as of: June, 1999
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623 /   HD   PROSTHESIS (I.E., ARTIFICIAL BODY MEMBERS), PARTS THEREOF, OR AIDS AND ACCESSORIES THEREFOR

11  DF  IMPLANTABLE PROSTHESIS {5}
16  DF  .~ Bone prosthesis {2}
18  DF  .~.~ Joint {4}
20.~.~.~ Elbow or knee

DEFINITION

Classification: 623/20

Elbow or knee:

(under subclass 18) Subject matter manufactured or adapted to replace or assist either: (a) the common junction of a radius, ulna and humerus; or (b) the common junction of a tibia, fibia and patella.

SEE OR SEARCH THIS CLASS, SUBCLASS:

22, for devices related to the leg in combination with the knee.