Medical braces for knees, ankles, and elbows; braces for limbs and joints, for medical use; splints; splints for arms, legs, knees, ankles, and elbows; and prosthetic, orthopedic, and rehabilitative appliances, namely, medical and orthopedic braces for knees, ankles, and elbows, splints, artificial joints and joint prostheses, nerve stimulator apparatus, and component replacement parts for the foregoing goods