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Organized Structure of Ventricular Fibrillation during Prolonged Heart Perfusion in Dogs.
Sovrem Tekhnologii Med
March 2022
Professor, Director; Saint Petersburg Research Institute of Phthisiopulmonology, Ministry of Health the Russian Federation, 24 Ligovsky Avenue, Saint Petersburg, 191036, Russia; Head of the Department of Hospital Surgery; Saint Petersburg State University, 7-9 Universitetskaya Naberezhnaya, Saint Petersburg, 199034, Russia; Dean of the Faculty of Medicine; Saint Petersburg State University, 79 Universitetskaya Naberezhnaya, Saint Petersburg, 199034, Russia.
Unlabelled: was to identify the organized ventricular fibrillation (VF) activity in the dog heart and characterize its quantitative parameters during prolonged heart perfusion.
Materials And Methods: A total of four experiments on isolated dog's hearts perfused with the blood of a supporting dog were performed. Episodes of VF were recorded in the form of an electrogram followed by a spectral analysis by the fast Fourier transform in the range of 0.