发明申请
US20070191845A1 Expandable spinal rods and methods of use 失效
可扩展脊柱杆及使用方法

Expandable spinal rods and methods of use
摘要:
A spinal rod includes an elongated tubular member that is inflatable from a first insertion profile to a second enlarged profile. An expandable tubular reinforcement sleeve is concentrically positioned adjacent to the balloon. The balloon may be bonded to the sleeve. The spinal rod may also have longitudinal reinforcement members. A joining member may join two or more of the longitudinal reinforcing members at a discrete point along each. The spinal rod may further include end portions on either side of an inflatable portion.
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