Beau Rials, Mike Bennett (Medicus Advisor, PGA Tour Instructor), Bob Koch (Inventor of Medicus Dual-Hinge Driver) giving the make or break points to golf swing. The ways that you can use your Medicus to improve your golf game. At the top of the back swing, your shoulders should be rotated 90 degrees to the target line with your hips at 45 degrees. The right knee remains flexed and the left knee points towards the golf ball. From the rear view, the club should be parallel to the target line with both hands under the shaft for support. The clubface is in a semi-skyward position and the right forearm should be perpendicular to the ground.