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SELF CONSTRAINING RADIALLY EXPANDABLE MEDICAL DEVICES

  • US 20110166637A1
  • Filed: 01/19/2011
  • Published: 07/07/2011
  • Est. Priority Date: 07/15/2009
  • Status: Active Grant
First Claim
Patent Images

1. A tubular structure having a longitudinal axis comprising a first element oriented at a first angle of θ

  • and a second element oriented at a second angle of γ

    , wherein;

    a. θ

    does not equal γ

    ;

    b. θ and

    γ

    are formed at an angle of between about +/−

    90 degrees relative to the axis of the tubular structure; and

    c. wherein when a first length section of the tubular structure is displaced rotationally relative to a second length section of the tubular structure, both θ and

    γ

    change relative to the longitudinal axis and produce a change in diameter of at least a portion of the tubular structure.

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