Mainstay Medical

Mainstay Medical is a medical device company working on chronic low back pain. Its product is ReActiv8, an implanted neurostimulation system that it describes as a restorative therapy for mechanical low back pain. The company aims to treat the underlying muscle problem rather than only the symptoms.

What Mainstay Medical offers

• ReActiv8 system: stimulates the nerves that control the muscle helping to stabilise the lower spine.
• Restorative approach: intended to interrupt the cycle of pain, degeneration and loss of function.
• MRI compatibility: the system is described as conditional for full body MRI scans.
• Patient information: pages on causes of back pain, and a way to find a doctor.

Who it works with

People with mechanical chronic low back pain, and the clinicians who treat them. The site refers to three-year outcome data from the ReActiv8-B clinical trial and says the therapy was recommended for use in the UK's National Health Service.

Key facts

• Product: ReActiv8 restorative neurostimulation
• Regulatory status: described as approved by the US FDA