Europe PMC

[The anatomy features and surgical significance of the pulmonary circuits of pulmonary atresia with ventricular septal defect and major aortopulmonary collateral arteries].

From April 2002 to June 2010, the anatomy features of pulmonary circuits in 33 patients with PA/VSD/MAPCA were examined and analyzed. There were 21 male and 12 female patients. The age ranged from 11 ...
IEEE

A Real-Time Variable Turn-Off Current Strategy for a PFC Converter With Voltage Spike Limitation and Efficiency Improvement

Abstract: The voltage source driver (VSD) is widely used in a conventional gate drive circuit of the power factor correction (PFC) converter. However, the fixed drive current of the VSD circuit could ...