Transcatheter Approach for Critical Pulmonary Stenosis or Pulmonary Atresia with Intact Ventricular Septum in Young Infants Using the Simmons Catheter

<div>(a). Perforation was performed with the Conquest Pro, and the femoral vein-ductus-femoral artery pathway was built with a snare to trap the microguide wire; (b) balloon dilation was manipulated with a microballoon of a diameter 1–1.2 times that of the pulmonary valve annulus.</div>

Journal of Interventional Cardiology

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Figure 6

Figure 6: Transcatheter Approach for Critical Pulmonary Stenosis or Pulmonary Atresia with Intact Ventricular Septum in Young Infants Using the Simmons Catheter 

Figure 6 | Transcatheter Approach for Critical Pulmonary Stenosis or Pulmonary Atresia with Intact Ventricular Septum in Young Infants Using the Simmons Catheter 