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Bidirectional femoral arterial cannula

  • US 5,330,433 A
  • Filed: 09/18/1992
  • Issued: 07/19/1994
  • Est. Priority Date: 01/02/1992
  • Status: Expired due to Term
First Claim
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1. A method of delivering blood through a cannula in a patient, the cannula having a proximal end, a distal end, and a diverting side hole, the method comprising the steps of:

  • inserting the cannula in a blood vessel of the patient, the cannula being inserted until the diverting side hole enters the blood vessel;

    pumping blood through the proximal end of the cannula to the distal end of the cannula; and

    directing the blood continuously in a first direction through the distal end of the cannula and in a second direction opposite to the first direction through the diverting side hole of the cannula.

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