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Balloon catheter having an oscillating tip configuration

  • US 6,264,630 B1
  • Filed: 12/23/1998
  • Issued: 07/24/2001
  • Est. Priority Date: 12/23/1998
  • Status: Expired due to Term
First Claim
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1. A balloon catheter assembly for improved movement through severely obstructed or highly tortuous vessel lumens, said balloon catheter assembly comprising:

  • a. a manifold assembly having an outer tube extending distally therefrom and inner tube slidably disposed through a lumen of said manifold assembly in axial alignment with said outer tube, said inner tube having a proximal portion accessible for oscillating said inner tube in an axial direction within said lumen of said manifold assembly, said inner and outer tube extending distally from said manifold with said inner tube coaxially disposed within said outer tube to form an inflation lumen therebetween in fluid communication with a balloon affixed proximate a distal end of said inner and outer tubes; and

    , b. at least one axial tensioning member having a proximal portion affixed to said inner tube proximate said manifold assembly and a distal portion affixed to said inner tube distal of said manifold assembly.

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