Rheographic UNIT FOR THE STUDY OF PERFORMANCE HEMODYNAMIC left ventricle and aortic valve

摘要

Use: medicine, for instrumental diagnostics devices. Technical result: increased accuracy. Segmented installation consists segmented unit (1) consists of hydrodynamic part (1) and electric parts, consisting of a sinusoidal alternating electric signal generator (2) and interface unit (3), analog-to-digital converter (4) and a computer (5) . Hydrodynamic part shown in the drawing (FIG. 2) and consists of a peristaltic pump mark Heidolph TD-5101 (6), a rubber bulb, simulating the left ventricle of human hearts (7), the valve (8), a measuring vessel with water to determine a change of the rubber volume pears (9) of the measuring tube (10), as well as electrodes, two of which are fixed in the bottom area of ​​the neck and blower (11) and two inlet and outlet fittings of the valve (12).