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Steerable medical device

  • US 5,372,587 A
  • Filed: 03/15/1993
  • Issued: 12/13/1994
  • Est. Priority Date: 01/09/1989
  • Status: Expired due to Term
First Claim
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1. A steerable sheath:

  • an elongate flexible tubular housing, having proximal and distal ends and at least one central passageway extending axially therethrough;

    an annular end cap positioned at the distal end of said tubular housing, said end cap including an annular flange positioned within said housing, said central passageway extending through said end cap;

    a deflection element secured to the end cap at a first point and secured to the housing at a point proximal of said first point, and extending axially along the housing; and

    a pull element secured to the end cap at a second point and extending axially along the housing, said second point rotationally displaced from said first point;

    wherein axial proximal displacement of the pull element causes a lateral displacement of a portion of the tubular housing disposed distally of said first point.

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