This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Fracture Management, Subject name: Orthopaedics
Continuous fixed traction is provided by: 
Select and explain. 
A. Thomas splint, B. BB splint, C. Hamilton Russel, D. Gallows
A: Thomas splint
Answer: A: Thomas splint 
Explanation: Thomas splint is commonly used for the immobilization of hip and thigh injuries. The modified Thomas splint adapted the original Thomas splint to include a traction screw and foot plate and limb suppo built into the splint body.