(2) to be life supporting or life sustaining; (3) ...

(2) to be life supporting or life sustaining; (3) to be an active medical device; (4) to be wholly or mainly absorbed by the human body; (5) for the administration of any medicinal product; or (6) to be a breast implant. (d) Subject to clause (b), a long term use medical device shall be assigned to Class D, if it is intended to undergo chemical change in the body.