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SELECTIVELY EXPANDABLE OPERATIVE ELEMENT SUPPORT STRUCTURE AND METHODS OF USE

  • US 20120239028A1
  • Filed: 03/18/2011
  • Published: 09/20/2012
  • Est. Priority Date: 03/18/2011
  • Status: Active Grant
First Claim
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1. A medical device, comprising:

  • an expandable support member having a first portion and a second portion, wherein the first portion is adapted to have a smaller expansion index than that of the second portion; and

    an operative element supported by the expandable support member first portion.

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