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Catheter device

  • US 20070191925A1
  • Filed: 11/24/2004
  • Published: 08/16/2007
  • Est. Priority Date: 11/24/2003
  • Status: Abandoned Application
First Claim
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1. A catheter device comprising:

  • a shaft that extends from a proximal end to a distal end to carry on its distal end a a medical implant for intraluminal advance on a guidewire and delivery of the medical implant to a treatment site, the shaft defining a flushing lumen and a proximal guidewire exit port that is distal of the proximal end of the shaft for rapid exchange of the catheter with respect to the guidewire;

    a sheath that lies radially outside the medical implant in the catheter that is proximally withdrawn from the medical implant;

    a first shaft element including at least one of a pull wire and a rod to pull the sheath proximally; and

    a second shaft element including a pusher tube to push the medical implant distally to prevent the medical implant from moving proximally with the sheath when the sheath is pulled proximally by the first shaft element.

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