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Internal and external disc shunts alleviate back pain

  • US 20110098628A1
  • Filed: 01/03/2011
  • Published: 04/28/2011
  • Est. Priority Date: 07/25/2007
  • Status: Abandoned Application
First Claim
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1. A device for treatment of an intervertebral disc, said device comprising:

  • a needle comprising an outer wall, a distal portion and a proximal portion, wherein said distal portion further comprises a beveled tip extending from an lumen opening longitudinally through said needle,a sleeve sized and configured to retain said needle, wherein said sleeve comprises a distal end, and wherein said distal end further comprises at least one snagging point,wherein said sleeve is movable longitudinally along said needle, wherein said at least one snagging point maintains a substantially fixed distance from said outer wall during longitudinal movement of said sleeve,a first shunt having a first end strand, a second end strand and a U-section, wherein at least a portion of said first end strand is located in said lumen opening, and at least a portion of said second end strand is draped outside said needle and sleeve,wherein said first shunt having an outer diameter or thickness, wherein said outer diameter is larger than said substantially fixed distance from said outer wall,and wherein said distal portion, said at least one snagging point and said U-section are sized and configured to enter the intervertebral disc.

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