NeuroMetrix, Inc. (NASDAQ: NURO)

NeuroMetrix lets doctors keep tabs on your nerves. The company makes medical devices that are used to detect, diagnose, and monitor neurological conditions affecting the peripheral nerves and spine. Orthopedic surgeons, neurologists, and other physicians use the company's flagship product, the NC-stat System, to distinguish between pain caused by nerve root compression and pain caused by less serious factors. The systems are used in more than 2,200 doctor's offices and other health care facilities as an economical and integrated way to monitor causes of chronic pain and evaluate nerve function. NeuroMetrix maintains an active research and development department.