A method of closed-chest cannulation of the left atrium for left atrial-femoral artery bypass.


A large-bore polyvinyl catheter was devised for passage into the left atrium by means of a modified transseptal catheterization technique. This was performed without difficulty using both pulsatile and nonpulsatile bypass in the closed-chest animal as well as in 3 terminally ill patients. Blood was drained from the left atrium and returned to the femoral… (More)


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