cardiac cycle


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Related to cardiac cycle: cardiac output, blood pressure, Heart sounds
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Words related to cardiac cycle

the complete cycle of events in the heart from the beginning of one heart beat to the beginning of the next

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References in periodicals archive ?
The average pressure seen throughout the cardiac cycle. MAP = DBP + 1/3 Pulse Pressure
Extracellular matrix (ECM) of the mitral valve reflect the mechanical forces each layer sustains during the cardiac cycle: elasticity of the atrialis, stability of the fibrosa and flexibility of the spongiosa (3).
The third option is the assessment of velocity ratios, which could be a more comprehensive assessment of the cardiac cycle and can help us to better understand the cardiac physiology behind the pathological condition (Figure 3b) (11).
Distribution of systolic pressure along two axial lines including the LCA-LAD line in as shown in Figure 6(b) and the LCA-LCX line as shown in Figure 6(c) is investigated in the first and the fifth cardiac cycle. Regarding the fluid flow model and the dispersed particle-fluid flow model, blood pressure at the peak systole at t = 0.65 s and t =3.86 s along the two axial lines with three different degrees of stenosis severity are plotted in Figures 11 and 12, respectively.
In this algorithm, the DSA images of the first cardiac cycle after the injection of the contrast agent are extracted denoised by the wavelet reconstruction method firstly, and then these images are integrated to obtain the time-domain integration image, which is named after the TDI image in this paper.
[4] An electrocardiogram is a simple representation of the electrical activity of myocardium during the cardiac cycle. [3] Recording of electrocardiogram (ECG) is one of the easiest, cheap, and reliable methods of assessing cardiovascular function.
The characteristic findings were reductions in the P wave intensity, increase in QRS amplitude, QT interval and prolongation of cardiac cycle along with ST segment elevation.
Method: A total of 20 patients underwent technetium-99m-MIBI SPECT myocardial perfusion imaging using 16-frame per cardiac cycle acquisition.
The study will use the Inca PV system, which allows visualization of the complete cardiac cycle in real-time, to monitor ESPVR, EDPVR, Tau and cardiac output.
In this way, the overall magnitude and direction of the heart's electrical depolarization is captured at each moment throughout the cardiac cycle. The graph of voltage versus time produced by this noninvasive medical procedure is referred to as an ECG.
Our second dataset is 11 annotated tomographic cardiac studies, taken during the cardiac cycle, from healthy subjects obtained with a CT Siemens dual source scanner (128 channels) at Hospital Angeles Pedregal, Mexico, by a highly trained cardiology specialist.
Whereas 2D and 4D flow MRI measure blood velocity and provide information on only one single cardiac cycle by repeated acquisitions over several cardiac cycles, TRMRA dynamically measures contrast media dispersion with the blood stream over a period of several cardiac cycles.
Response time of vascular dilation by this process is longer than rate-responsive cardiac cycle. Thus, vessel-wall can be treated as quasistationary for one cardiac cycle with respect to one complete cycle of its contraction-relaxation phase.