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Entraining biological calculi

  • US 20050192593A1
  • Filed: 09/16/2003
  • Published: 09/01/2005
  • Est. Priority Date: 07/01/1999
  • Status: Abandoned Application
First Claim
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1. A medical device comprising a generally longitudinally-extending wire core, a portion of said core more adjacent the distal end thereof than the proximal end thereof being wound to form a helical coil which tapers in diameter from a larger diameter end at the proximal end thereof to a smaller diameter end at the distal end thereof, at least the portion of said core forming said helical coil being made of super-elastic deformable material.

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