G660 Glenohumeral External Rotation Device
Pure isolated external rotation exercise machine for the shoulder. Optimized joint angles (scapular plane) enable effective treatment of a painful joint.
Exercise equipment
DAVID produces medically certified exercise equipment for the shoulder. We collaborate with hospitals, physiotherapy centers, orthopedic clinics, wellness centers, and hotels. The equipment is equipped with EVE (eValuated exercise ) software for monitoring client results and site management.

Glenohumeral External Rotation Device
Pure isolated external rotation exercise for the shoulder. Optimized joint angles (scapular plane) enable effective treatment of a painful joint.
- Automated seat adjustment and self-adjusting movement arms
- Scapular fixation blocks unwanted movements of the scapula
- Controlled movement and optimal resistance curve provide safety and effectiveness
- Suitable for vast variety of people, from elderly people to athletes
- Training with one or two arms
- Abduction angle can be lowered for early stage rehabilitation
- Easy to use, minimum supervision required
- EVE integration with strength and mobility tests
- Weight stack: 1/20 kg + 2,5/50 kg = 70 kg
Target muscles
- Infraspinatus
- Teres minor
Dimensions (Width, Length, Height) | 142/143/159 cm, 56/56/63 in |
---|---|
Weight | 320 kg, 704 lbs |
GMDN Code | 44231 |
Certification | Medical-CE device, class 1M |
Adjustments | Seat height: automatic |
Isometric torque measurement points | -15°, 0°, 15°, 30° 60°, 90° |
Power | Voltage: 110/240V 50/60Hz Power: ~36W (~0.15A) |
Weight stack | 1/20 kg + 2,5/50 kg = 70 kg, 2.2/44 lbs + 5.5/110 lbs = 154 lbs |