The present invention provides methods and devices for annulus disc repair with and without the use of a patch or stent. The methods and devices are particularly suited to the repair and/or reconstruction of the spinal disc wall (annulus) after surgical invasion or pathologic rupture, with reduced failure rate as compared to conventional surgical procedures.

 
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< Catheter for uniform delivery of medication

< Neuroaneurysm occlusion and delivery device and method of using same

> Enclosures housing cell-coated supports for treating tumors

> Rationally designed heparinases derived from heparinase I and II

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