The only risk might be playing very loud or long notes that cause you to build up pressure in the face. There's a small chance that could lead to swelling or possibly new bleeding in the area. Usually this far from surgery that risk would be very minimal.
I Have Had an Upper Eye Lid Correction Two Weeks Ago. Everything Went Fine. Can I Play my Saxophone?
Doctor Answers 3
Saxophone and eyelid surgery
I think you are looking for the punch line to a very old joke. The answer to your question would be "Could you play the saxophone before? "
Saxophone playing after upper blepharoplasty
I cannot think of any reason why you should not be able to play your saxophone two weeks after upper eyelid surgery. Just to be sure, I would check with your surgeon, as he or she has the most knowledge about the details of your particular procedure.