Indications Distal humerus fracture Olecranon fracture Proximal radius and ulna fractures Elbow dislocation (after reduction) Contraindications Absolute contraindications Complex fractures that also require limitation of forearm supination and pronation (a double sugar tong splint should be used if additional immobilization is required) Relative contraindications None Complications Thermal injury (caused by the exothermic reaction between plaster or fiberglass and water) Excessive pressure causing skin sores and / or ischemic injury Excessive tightness of circumferential wrapping may contribute to compartment syndrome Equipment Stockinette (enough to cover the area from mid-humerus to the metacarpals) Roll padding (eg, cotton roll) 7.5-cm (3-inch) width Plaster or fiberglass splinting material, 7.5 - to 10-cm (3 - to 4-inch) width—wide enough to cover the posterior surface of the humerus and long enough to extend from mid-humerus along the ulnar surface of the forearm to the metacarpals Strong scissors and / or shears Elastic bandage, usually 10-cm (4-inch) width Lukewarm water and bucket or other container Nonsterile gloves Positioning The patient should be positioned so that the operator has appropriate access to the patient's affected arm.