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RETRIEVAL AND REPOSITIONING SYSTEM FOR PROSTHETIC HEART VALVE

  • US 20140324161A1
  • Filed: 07/11/2014
  • Published: 10/30/2014
  • Est. Priority Date: 04/04/2013
  • Status: Active Grant
First Claim
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1. A prosthetic heart valve retrieval and repositioning device, comprising:

  • a dilator sheath, said dilator sheath having a lumen therethrough and a dilator base mounted on a proximal side of said dilator sheath, said dilator base having a sheath lock for operatively engaging the dilator sheath for opening and closing the lumen of said dilator sheath, said dilator base having a slidably removable inner catheter disposed within the lumen, said inner catheter having a tapered tip at a distal end and an inner catheter base at a proximal end wherein said inner catheter base is adjacent and proximal to the dilator base, said dilator base having a guide rod aperture for engaging a guide rod that is connected to a guide rod handle mount that is attached to a handle apparatus, said inner catheter base having a traveller strap affixed on a proximal side and said traveller strap extending proximally to engage a tensioning unit on the handle apparatus, said handle apparatus having an actuator and a spring operatively connected to the traveller strap, wherein when the actuator is engaged the traveller strap is pulled proximally through the tensioning unit and the inner catheter base slides along guide rod towards the handle apparatus.

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