www.medilaw.tv Lumbar Spine Arthroplasty Disc Replacement medical-legal exhibit 3Danimations. Illustrates the surgical technique for performing a lumbar disc replacement, also known as a lumbar arthroplasty. This procedure is used to remove an intervertebral disc that is causing uncontrollable pain or is compressing the adjacent spinal cord or nerve roots. The damaged disc is replaced with an artificial disc made of various metals and plastics. There are a number of artificial discs, also known as prostheses, on the market. Each one looks different and has different insertion techniques and tools. However, the basic procedure illustrated here is common to all lumbar arthroplasties. Also shown is the removal of the pathological disc, the preparation of the intervertebral space for the artificial disc, the insertion of the artificial disc, x-ray position checks and finally wound closure. Lumbar Spine Arthroplasty Disc Replacement medical-legal exhibit 3D animations. Spinal arthroplasty refers to the replacement of an intervertebral disc with an artificial prosthesis. It is also known as a total disc replacement. The prosthesis allows motion between the vertebrae to be maintained. The prosthesis is initially held in place by screws, fins or press fitting. Over time, bone will grow into the porous ends of the prosthesis to lock it into position. Sometimes, the prosthesis can not be inserted during the operation, in which case an intervertebral fusion will be done. When ...
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