What type of sockets should a bilateral TF amputee have?

For a bilateral transfemoral (TF) amputee, the optimal socket design is one that provides stability, comfort, and effective weight distribution. A narrow mediolateral (ML) width with low medial trimlines is particularly beneficial in this context because it allows for better alignment of the residual limbs while accommodating the anatomy of the individual.

A narrow ML socket helps to create an efficient fit that minimizes excess movement and improves control of the prosthesis. Low medial trimlines facilitate the necessary range of motion without compromising the structural integrity of the socket, ensuring that it does not interfere with the intact anatomical features and provides support to the residual limb. This design also aids in meeting biomechanical needs by enhancing proprioception, which is vital for balance and ambulation in bilateral amputees.

Overall, with the unique challenges faced by bilateral TF amputees, including balance and the need for symmetrical gait, a socket design that offers a narrow ML configuration and low medial trimlines can significantly improve function and comfort during daily activities.