Research Article
Transcatheter Approach for Critical Pulmonary Stenosis or Pulmonary Atresia with Intact Ventricular Septum in Young Infants Using the Simmons Catheter
Figure 1
(a) The morphological structure of the Simmons catheter and its distal part. A close-up view of the (b) Simmons catheter and (c) RLG catheter. (d) The measurement of the TV.
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