| 摘要 |
<p>A patch (10, 100) for repairing defects in a intervertebral disc annulus, including a substantially thin layer (11, 25) of animal collagen arranged in a substantially circular shape, a fabric layer (12) disposed beneath the layer of animal collagen and coupled to the layer of animal collagen by biological glue, a barrier layer (13, 26) of liquid resistant material disposed beneath the fabric layer, and coupled to the fabric layer by an adhesive, a plurality of flexible fibers disposed on a top surface of the patch and oriented in a radial direction and at least one suture (82) disposed through the patch, the suture acting as a handle.</p> |
