[Nevadaref]

So why was the TN player allowed to play with the cast on her right wrist?
It certainly didn't look like it was made of soft material.

Rule 3, Section 7. Players’ Equipment
Art. 1.

The referee shall not permit any player to wear equipment that in his or her judgment is dangerous to other players.

Art. 2.

Elbow, hand, finger, wrist or forearm guards, casts or braces made of fiberglass, plaster, metal or any other non-pliable substance, shall be prohibited.