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STENT DELIVERY SYSTEM

  • US 20140025155A1
  • Filed: 09/24/2013
  • Published: 01/23/2014
  • Est. Priority Date: 03/25/2011
  • Status: Active Grant
First Claim
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1. A stent delivery system comprising:

  • an inner tube opening at a proximal end thereof;

    a stent which is disposed on an outer surface of a distal portion of the inner tube while being compressed toward a center axis thereof at the time of insertion into a living body lumen and which can be restored into its pre-compression shape by expanding outward when put indwelling in the living body lumen; and

    an outer tube which, by being disposed on an outer surface side of the inner tube, can contain the stent in its lumen and which, by moving proximally relative to the inner tube, can release the stent contained in its inside,wherein a sealing member is provided between the outer tube and the inner tube on a proximal side relative to the stent, and the inner tube is provided, between the sealing member and the stent, with a first opening through which a lumen of the inner tube and the exterior of the inner tube communicate with each other.

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