MINNEAPOLIS--(BUSINESS WIRE)--Sept. 6, 2006--Medtronic, Inc. (NYSE:MDT) announced today the U.S. availability of the CD HORIZON ENGAGE(TM) PLATE Spinal System for the lumbar (lower) spine. This system, designed to stabilize vertebrae, is the first extendable system offering multi-axial bolts and a built-in revision option for patients suffering from certain degenerative disorders common in the aging spine.