Shoulder Pulley machine

A shoulder pulley is a simple device which can be attached to any closed door. By pulling on the handles each upper limb assists the other to lift the shoulders up. This creates lubrication in the joint and can help to improve range of motion in the shoulders.
The pulleys create efficient mechanics for your fingers by maximizing the amount of finger flexion gained per muscle contraction length. Without pulleys, the tendon would pull away from the joint’s axis of rotation during flexion and decrease the functionality of the system.
Shoulder pulley : It is used for exercises for frozen shoulder. Also, it increases the range of motion of shoulders. T Shoulder Pulley Set | T pulley | Physiotherapy Shoulder Pulley | T Shape Pully Exerciser for Frozen Shoulder (Black).
The purpose of pulley exercise: The pulley mechanism uses active assistive motion to rehabilitate shoulder function after you have suffered an injury or undergone shoulder surgery. In addition to helping restore shoulder function, the pulley can help to promote blood flow through the injured shoulder. This will in turn promote recovery.