DJO Global makes orthopedic devices that may be music to your joints. One of the world's largest orthopedic medical device makers, the company develops and manufactures products that are used in rehabilitation, pain management, and physical therapy. They range from ankle braces and traction systems to electrotherapy and bone growth stimulation devices. DJO Global also makes and distributes surgically implanted joint replacement products for the knees, hips, and shoulders. Its products are sold globally under a host of market-leading brands, including Aircast, Compex, DonJoy, Empi, and ProCare. The company is primarily owned by affiliates of private equity giant Blackstone.