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Delivery systems and methods of implantation for prosthetic heart valves

  • US 8,157,852 B2
  • Filed: 01/22/2009
  • Issued: 04/17/2012
  • Est. Priority Date: 01/24/2008
  • Status: Expired due to Fees
First Claim
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1. A delivery system for delivering an implantable stented device to a lumen of a patient, the delivery system comprising:

  • a tubular body having a proximal end and a distal end; and

    a plurality of wires extending from the distal end of the tubular body, wherein each of the wires comprises a distal portion that is shaped into a coil for engagement with a stent of the implantable stented device, and wherein each coil comprises at least one complete winding of wire and an overlap portion adjacent to a distal end of the coil, andwherein the coil of at least one of the wires has a different number of windings of wire than the coils of at least one of the other wires of the plurality of wires.

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