Han Solo hanging from energy binders Energy binders functioned as wrist-worn restraints, notably employed by the criminal group known as Lemo and Sanda's gang. Lemo and Sanda utilized these binders to suspend captives, a method of torture. This agonizing posture was intended to coerce information from those imprisoned. On one occasion, Chewbacca along with Han Solo were forced into this situation, however they managed to break free.