Patent ID: 8632592
Filing Date: 2014-01-21
Classification: A61F

Abstract:
1. A method of vertebral body replacement, the method comprising: inserting an implantable device between a first vertebral body and a second vertebral body, the implantable device including a first endplate configured to contact the first vertebral body, a second endplate configured to contact the second vertebral body, and an expansion bladder disposed between and coupled to the first endplate and the second endplate, the expansion bladder including a first chamber and a second chamber, the first chamber and the second chamber being sealed from fluid communication with one another; introducing a non-curable expansion fluid into the first chamber of the expansion bladder to separate the first and second endplates of the implantable device to achieve a final height of the implantable device; introducing a curable structural support material into the second chamber of the expansion bladder to maintain the final height of the implantable device; and evacuating the non-curable expansion fluid from the first chamber after introducing the curable structural support material into the second chamber of the expansion bladder.