METHODS AND DEVICES FOR PROVIDING OXYGENATED BLOOD DISTAL TO AN OBSTRUCTION
摘要
<p>The catheter is positioned within an obstruction so that the distal end is positioned distal to the obstruction and proximal openings are positioned proximal to the obstruction. Blood enters the proximal openings and passes through the lumen to the distal end to perfuse blood distal to the obstruction.</p>
