Why ShoulderBack Pro Isn't a Medical Device (and Why That Matters)

A medical device is, in general terms, a product made to diagnose, treat or prevent a health condition. Makers of those products are generally expected to show how the product performs before they make those claims.

ShoulderBack Pro is a different kind of product. It is a 160-gram trainer, roughly 5 cm long, designed and assembled in Canada. Two handles are joined by a fixed-length, non-elastic strap. One arm assists while the other resists, and you set the effort, pace and range.

The words a product uses shape what you expect from it. A product that says it treats shoulder pain implies a diagnosis. ShoulderBack Pro is designed to help you move your shoulders in a controlled way. That is a narrower, more honest claim.

• Most shoulder research looks at exercise in general, not at a particular device. Exercise with resistance that builds gradually is the type most likely to help rotator-cuff-related shoulder pain. Gentle, unloaded movement alone probably doesn't move pain much [R01].
• Most shoulder pain is managed in primary care with advice and exercise. Acute, severe pain after an injury needs a proper diagnosis [R30].
• Training control and coordination is an established part of shoulder rehab. The usual order runs from range to strength to control [R16]. A product that trains control can fit into that picture, but that does not prove its own benefit.

Before you trust a shoulder product's claims, you can check a few things.

1. Read the claim closely. Words like "treats," "fixes" or "prevents" signal a medical claim.
2. Ask what the evidence is. Look for trials of that product, not only studies of the exercise type.
3. Ask a clinician. If you are considering a product for a diagnosed shoulder problem, ask your doctor or physiotherapist first.
4. Start seated. Try the movements in an armchair first, and stop at any sharp pain.
5. Keep expectations plain. A useful product helps you move and feel more in control. That is a reasonable goal.