Effects of failure of the right side of the heart and increased pulmonary resistance on mechanical circulatory support with use of the miniaturized HIA-VAD.

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Presentation transcript:

Effects of failure of the right side of the heart and increased pulmonary resistance on mechanical circulatory support with use of the miniaturized HIA-VAD displacement pump system Ferdinand Waldenberger, MD, Yong-In Kim, MD, Sarra Laycock, PhD, Bart Meyns, MD, Willem Flameng, MD, PhD The Journal of Thoracic and Cardiovascular Surgery Volume 112, Issue 2, Pages 484-493 (August 1996) DOI: 10.1016/S0022-5223(96)70276-3 Copyright © 1996 Mosby, Inc. Terms and Conditions

Fig. 1 Photograph of HIA-VAD pumps. Devices available had stroke volumes of 10 ml, 25 ml, or 60 ml. The Journal of Thoracic and Cardiovascular Surgery 1996 112, 484-493DOI: (10.1016/S0022-5223(96)70276-3) Copyright © 1996 Mosby, Inc. Terms and Conditions

Fig. 2 Hemodynamics before, during (shaded area), and after LVAD support. Arrows indicate induction of failure of left side of heart (LHF) or failure of right side of heart (RHF). mPAP, Mean PAP. The Journal of Thoracic and Cardiovascular Surgery 1996 112, 484-493DOI: (10.1016/S0022-5223(96)70276-3) Copyright © 1996 Mosby, Inc. Terms and Conditions

Fig. 3 Hemodynamics before, during (shaded area), and after LVAD support. In groups III, IV, and VI RVF was induced after LVF, as indicated in Fig. 2, right panels. In group VI biventricular support was performed. APm, Mean aortic pressure; LHF, failure of left side of heart. The Journal of Thoracic and Cardiovascular Surgery 1996 112, 484-493DOI: (10.1016/S0022-5223(96)70276-3) Copyright © 1996 Mosby, Inc. Terms and Conditions

Fig. 4 Hemodynamics before, during (shaded area), and after LVAD support. Abbreviations are same as used in Fig. 2. The Journal of Thoracic and Cardiovascular Surgery 1996 112, 484-493DOI: (10.1016/S0022-5223(96)70276-3) Copyright © 1996 Mosby, Inc. Terms and Conditions

Fig. 5 Hemodynamics before, during (shaded area), and after BVHD. Abbreviations are same as used in Fig. 2. The Journal of Thoracic and Cardiovascular Surgery 1996 112, 484-493DOI: (10.1016/S0022-5223(96)70276-3) Copyright © 1996 Mosby, Inc. Terms and Conditions