**Core Concept**
The "Figure of Eight" bandage is a specific type of immobilization technique used to manage fractures, particularly those involving the distal radius and ulna. This technique involves wrapping a bandage in a figure-eight pattern to provide rotational stability and maintain alignment of the fractured bones.

**Why the Correct Answer is Right**
The "Figure of Eight" bandage is commonly used to immobilize Colles' fractures, which are fractures of the distal radius. The figure-eight pattern helps to counteract the natural tendency of the wrist to pronate and supinate, thereby maintaining the reduction and promoting healing of the fracture. This technique is particularly useful in cases where a cast or splint is not feasible.

**Why Each Wrong Option is Incorrect**
**Option A:** Colles' fractures are a common indication for the "Figure of Eight" bandage, but other types of fractures, such as scaphoid fractures, may require different immobilization techniques.
**Option B:** The "Figure of Eight" bandage is not typically used for fractures of the proximal radius.
**Option C:** Other types of bandages, such as a volar splint, may be used for immobilizing distal radius fractures, but the "Figure of Eight" bandage is specifically indicated for Colles' fractures.

**Clinical Pearl / High-Yield Fact**
The "Figure of Eight" bandage is a classic example of a "closed reduction" technique, where the fracture is reduced without the need for surgical intervention. This technique is often used in emergency departments and urgent care settings to manage acute fractures.

**Correct Answer: C. Distal radius fracture.**