Raymedica is a medical device manufacturer based in Minneapolis, Minnesota, with a mission to improve the quality of life for patients worldwide who suffer from low back pain. The company's focus is on developing the PDN® prosthetic disc nucleus, which is surgically implanted into the lumbar spine to increase or maintain disc height and restore normal biomechanics, thus relieving pain. Raymedica uses Nucleus Arthroplasty motion preservation technology to create artificial spinal discs that help treat Degenerative Disc Disease (DDD) and disc herniation.