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Steerable catheter

DC
  • US 6,030,360 A
  • Filed: 12/30/1996
  • Issued: 02/29/2000
  • Est. Priority Date: 12/30/1996
  • Status: Expired due to Term
First Claim
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1. A steerable catheter assembly comprising:

  • a.) a handle having first and second ends and containing a steering dial mounted for rotative movement therebetween, a manifold having a first pair of openings and a second pair of openings disposed at said first end, and a pair of first and second luer locks disposed at said second end;

    b.) a lumen extension shaft having a proximal and distal ends, said lumen extension shaft proximal end securely fastened to said handle first end in communication with said manifold, said shaft including a pair of first tubing members passing respectively through said first openings, and a second pair of tubing members passing respectively through said second openings, where said lumen extension shaft is made of a material having a first degree of rigidity;

    c.) a lumen extrusion tip having a proximal end securely fastened to the distal end of said lumen extension shaft, where said lumen extrusion tip is made of a material having less rigidity than said lumen extension shaft;

    d.) means accessible through said first and second luer locks for inserting an imagining instrument through said manifold and at least one of said first tubing members for remote viewing of the region around said lumen extrusion tip; and

    e.) a pair of steering wires securely fastened at first ends therof to first and second sides, respectively, of said steering dial, said steering wires being slidably mounted within said manifold, through said second openings and said second tubing members, and secured at a second end thereof to said lumen extrusion tip, whereby movement of said lumer extrusion tip to plural positions may be made within a fixed plane.

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