TranS1 Inc. (TranS1) is a medical device company focused on designing, developing and marketing products that implement its approach to treat degenerative conditions of the spine affecting the lower lumbar region. It develops its pre-sacral approach to allow spine surgeons to access and treat intervertebral spaces without compromising important surrounding soft tissue, nerves and bone structures. As of December 31, 2011, the Company was marketing the AxiaLIF family of products for single and multilevel lumbar fusion, the Vectre and Avatar lumbar posterior fixation systems and Bi-Ostetic bone void filler, a biologics product. All of the Company�s AxiaLIF products are delivered using its pre-sacral approach. It generates revenue from the sales of itsimplants and disposable surgical instruments. In November 2011, the Company launched its VEO Lateral Access and Interbody Fusion System.