31. Patients who require spinal fusion have either neurological deficits or severe pain that has not responded to conservative treatment. 32. A " spinal fusion " surgery entails two or more vertebra are permanently immobilized through surgery using titanium implants. 33. Seattle Slew has been diagnosed with spinal cord compression, the same ailment that led to a spinal fusion in 2000. 34. Several of Michelson's inventions have been combined with other innovations to give Medtronic a leading position in spinal fusion operations. 35. Spine-Tech Inc .'s spinal fusion device won the backing of a Food and Drug Administration panel today, with some conditions. 36. Sang faces spinal fusion surgery with implants to stabilize her spine and prevent the bones from sliding into each other. 37. A 1996 spinal fusion was finally successful, though not after an extended recovery that left him bedridden for six months. 38. Leave it to Mark Martin to describe the quality of his life before he underwent spinal fusion surgery last November. 39. In 2009, Hart had spinal fusion surgery, which prevented him from playing on the PGA Tour in 2010 and 2011. 40. In spinal fusion surgery, surgeons expose the fractured vertebrae, each about an inch long, and move them back into place.