Use of a counterpulsation balloon as a substitute for the pulmonic valve: a new application.

Abstract

An inflatable, 3-ml balloon positioned within the distal right ventricular outflow tract was used to restore pulmonic valve function in 8 dogs that had undergone open-chest valvectomy. Balloon inflation and deflation were accomplished with a counterpulsation console. Valvectomy produced loss of the pulmonic incisura, a decrease in pulmonary artery diastolic… (More)

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