What type of immobilization would be used on a closed, nondisplaced fracture of the femoral shaft of a 14-month-old patient? Assisting the Surgeon What type of immobilization would be used on a closed, nondisplaced fracture of the femoral shaft of a 14-month-old patient? Answer: hip spica cast Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+