History A list of downloadable documents created during development. Other information IPG095 Radiofrequency valvotomy for pulmonary atresia - distribution list PDF 20 KB 27 October 2004 Interventional procedure consultation document - radiofrequency valvotomy for pulmonary atresia with intact interventricular septum (second consultation) information Overview of radiofrequency valvotomy for pulmonary atresia (second consultation) PDF 150 KB 18 August 2015 Interventional procedure consultation document - laser or radiofrequency valvotomy for pulmonary atresia (first consultation) information Overview of laser or radiofrequency valvotomy for pulmonary valve atresia (first consultation) PDF 142 KB 18 August 2015