This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Amputations and Spos Injury, Subject name: Orthopaedics
Which type of amputation is shown below? 
Select and explain. 
A. Chopa's, B. Krukenberg's, C. Syme's, D. Lisfranc's
B: Krukenberg's
Answer: B: Krukenberg's 
Explanation: Krukenberg's amputation In this procedure the radius and ulna and split to make a pincer mechanism. It has been recommended in blind patients with bilateral below-elbow amputation or in patients who can't afford expensive prosthesis (to provide some amount of function).