Allen also worked with Alabama’s engineering department, using a 3D printer to make a form-fitting splint out of a lightweight Kevlar material that was both protective and flexible enough that Drake could bend his arm and handle a football…Allen is working with Alabama’s computer science and engineering departments to develop virtual reality rehab, trying to find a way to use virtual reality games to help players work back from injuries…The Tide also continues to use the sideline medical tent created by Allen and the school’s engineering department in 2015, which allows Alabama’s athletic trainers and doctors to privately evaluate injured players on the sideline during games.