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Device for use in right ventricular placement and method for using same

  • US 5,639,276 A
  • Filed: 09/23/1994
  • Issued: 06/17/1997
  • Est. Priority Date: 09/23/1994
  • Status: Expired due to Fees
First Claim
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1. A device for use in rapid, atraumatic placement of medical devices in a right ventricle of a patient comprising:

  • an introducer sheath used as a passage for transvenous placement of a medical device in a patient'"'"'s heart, the introducer sheath being of sufficient length to allow a proximal end thereof to be located outwardly from an opening in the skin of the patient over the cephalic vein when a distal end of said introducer sheath is at an apex of the right ventricle, said introducer sheath having a gradient of stiffness which decreases toward the distal end so as to be sufficiently soft and flexible distally to pass atraumatically through a tricuspid valve and have sufficient strength proximally to allow the introducer sheath to be pushed along the length thereof through a tortuous venous path to the apex of the right ventricle;

    said introducer sheath having an inside diameter of sufficient size to slidably receive a balloon-tipped catheter or pacing lead therethrough.

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