The adjustable lever makes it possible to reset the starting angle in 13 different modes at 10 ° intervals. The ergonomic design gives a reduced load on the lower back while optimizing the contact with the muscles on the back of the thigh. The range of motion is well increased and, together with the counterbalanced lever, it provides a strong contractual opportunity at the end of the operation. Utrsustad with a whole duvet over the dads to make it easier to get in and out of the machine. The machine’s motion curve follows the body’s biomechanics.