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Method for accessing the pericardial space

  • US 5,931,810 A
  • Filed: 12/05/1996
  • Issued: 08/03/1999
  • Est. Priority Date: 12/05/1996
  • Status: Expired due to Fees
First Claim
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1. A method for accessing the space between the pericardium and the heart, comprising:

  • a) providing a pericardial access device including at least two jaws movable relative to each other, and means for accommodating instrumentation extending through said access device;

    b) mechanically grasping a portion of the pericardium between said at least two jaws of said access device;

    c) mechanically pulling said grasped portion of the pericardium away from the heart to form a bled of pericardium tissue adjacent said jaws;

    d) inserting a needle through said instrumentation accommodating means into said bleb, and limiting the travel of the needle to prevent laceration of the heart; and

    e) introducing a guidewire, through the needle into said bleb and into said pericardial space.

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