Which type of splint is used for a suspected fracture of the leg?

A rigid or vacuum splint is the most appropriate choice for a suspected fracture of the leg because it provides maximum stabilization and immobilization of the injured area. This type of splint is designed to conform to the shape of the leg while offering support, which is essential in reducing pain and preventing further injury.

Using a rigid splint helps to keep the fractured bone in proper alignment, which is crucial for healing and can help lower the risk of complications such as blood vessel or nerve damage. Vacuum splints further enhance this effect by allowing for adjustments in tightness and support based on the patient's needs.

Soft splints are generally used for less serious injuries or when rigidity isn't necessary. A sling is primarily suited for arm injuries and does not provide the necessary support for a leg fracture. Inflatable splints can be useful for certain situations but lack the same level of stabilization compared to rigid or vacuum splints for a leg fracture. Therefore, a rigid or vacuum splint stands out as the most effective option for ensuring proper care in the case of a suspected leg fracture.