41. In general, modern spinal fusions have good outcomes with high degrees of correction and low rates of failure and infection. 42. Jane Bronstein, after surviving polio, two spinal fusions and a thyroid condition, didn't need David Letterman making fun of her. 43. Spinal fusion surgery may be required to treat this condition, with many patients improving their function and experiencing less pain.44. Accurate guidance systems, such as the Mazor Robotics " Renaissance ", have been developed to assist with spinal fusion procedures. 45. Duffy hopes that Sang, who is recovering from delicate spinal fusion surgery, discovers that life doesn't end in a wheelchair. 46. He had spinal fusion surgery Monday and was transferred from Ohio to Thomas Jefferson University Hospital in Philadelphia on Wednesday. 47. Spinal fusion surgeries are also common in patients who suffer from moderate to severe back deformities that require reconstructive surgery.48. He managed to return for the playoffs, but was eventually forced to undergo spinal fusion surgery in the summer of 1984. 49. In many cases the support offered by such devices is insufficient, leaving the physician with few other choices than spinal fusion . 50. Harrington rods were intended to provide a means to reduce the curvature and to provide more stability to a spinal fusion .