Patent ID: 6436087
Filing Date: 2002-08-20
Classification: A61B,A61M

Abstract:
A method for perfusing an oxygenated medium at a vascular site, comprising the steps of:providing a catheter having a shaft and a lumen, the shaft having a proximal end, a distal end, a proximal portion and a distal portion, the distal portion extending for a length of at least 5 cm from the distal end and the proximal portion extending for a length of at least 75 cm , the lumen extending through the shaft and having a cross-sectional area of 0.45 to 2.3 mm2 along the distal portion and a cross-sectional area of 2.0-7.6 mm 2 along the proximal portion; advancing the catheter through the patient to a vascular site, the advancing step being carried out with the catheter advanced into the cerebral vasculature; perfusing an oxygenated medium through the catheter after the advancing step.