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Conformable balloon

  • US 20030014007A1
  • Filed: 07/11/2001
  • Published: 01/16/2003
  • Est. Priority Date: 07/11/2001
  • Status: Active Grant
First Claim
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1. A medical device comprising:

  • an inner tube having a proximal portion and a distal portion;

    an outer tube disposed about at least a portion of the inner tube, the outer tube having a proximal portion and a distal portion;

    a balloon disposed about the inner tube, the balloon having a proximal end and a distal end, the proximal end of the balloon extending from the distal end of the outer tube;

    a first inflation lumen in fluid communication with the balloon;

    a first expandable diaphragm having a first end and a second end, the first end attached to the inner tube, the first expandable diaphragm interior to the balloon;

    a retractable sheath disposed about the inner tube, the retractable sheath retractable from a first position in which it is disposed about at least a portion of the first expandable diaphragm to a second position in which the retractable sheath is axially displaced from the first diaphragm.

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