Long arm posterior splint



  • Elbow and forearm injuries
    • Distal humerus fracture
    • Both-bone forearm fracture
    • Unstable proximal radius or ulna fracture (sugar-tong better)


Long arm posterior splint
  • Assess distal pulse, motor, and sensation
  • Apply padding and splint material (e.g. Ortho-glass) as shown, along posterior/ulnar aspect of arm
    • Splint should run from proximal palmar crease along ulna, on posterior side of a 90 degree flexed elbow, until 3 inches away from axilla [1]
    • Wrist should be placed in slight extension (approximately 20°)
  • Maintain position until splint material has hardened and secure splint to arm (e.g. ace wraps)
  • Reassess distal pulse, motor, and sensation

See Also


  1. Splints and Casts: Indications and Methods http://www.aafp.org/afp/2009/0901/p491.html Accessed April 5, 2017