| http://www.w3.org/ns/prov#value | - In one embodiment, catheter intradiscal section 16 and/or distal portion 28 are positionable to any selected site around and/or adjacent to inner wall 22 of annulus fibrosus 122 for the delivery of therapeutic and/or diagnostic agents including but not limited to electrolyte solutions, contrast media, pharmaceutical agents, disinfectants, collagens, cements, and chemonucleolytic agents.
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