Slings are used to support on injured arm, or to supplement treatment for another injury such as fractured ribs. The most effective sling is made with a triangular bandage generally. All first aid kit no matter how small should have at least two of these bandages as essential items. Triangular bandages are preferable, the material, ex. Tie, belt, or piece of twine or rope, is used in an emergency. If no likely material is to hand, and injured arm can be adequately supported by inserting it inside the casualty’s shirt or blouse. Similarly a safety pin applied to a steer and secured to clothing on the chest may suffice.

There are essentially three types of slings

1. Arm sling

2. St john sling 

3. Collar-and-cuff sling

It is support the injured forearm approximately parallel to the ground with the wrist slightly higher than the bellow. open triangular bandage place between the body and the arm with its apex towards the elbow. The upper point extend of the bandage over the shoulder on the injured side. Bring the lower point up over the arm, across the shoulder on the injured side to join the upper point and firmly with a reef knot. The elbow is secured by folding excess bandage over the elbow and securing with a safety pin.

It is support with a casualty’s arm with a elbow beside the body and the hand extended towards the injured shoulder.  Place an opened triangular bandage over the forearm and hand. with a opened towards the elbow. Extend in upper point of the bandage over the shoulder. Tuck the lower part of the bandage under the injured arm, bring it under the elbow and around the back and extent the lower point up to meet the upper point at the shoulder. Tie firmly with a reef knot. Secure the elbow by folded the excess material and applying a safety pin, then secure that the sling is tucked under the arm giving firm support.