DIAGNOSTICS OF "no-reflow" PHENOMENON, USING TWO-DIMENSIONAL STRAIN Russian patent published in 2016 - IPC A61B5/00 

Abstract RU 2602038 C2

FIELD: medicine.

SUBSTANCE: invention relates to medicine, namely to cardiology. It involves ultrasound examination with synchronized electrocardiogram and multifrequency sensor. Wherein ultrasonic examination is carried out from five standard accesses along short axis at the level of mitral valve and of papillary muscles, as well as 2-, 4- and 5-chamber positions. Deformation characteristics of myocardium of each of the left ventricular segments 16 are determined on obtained images. Then values of global longitudinal (GLS), circular (GCS) and radial (GRS) deformation of myocardium are calculated. If GLS is less than 17.7, GCS is less than 21.09 and GRS is less than 31.31 “no reflow” phenomenon is diagnosed.

EFFECT: method has high information value in analysis of segment-specific myocardial contraction, that enables detecting disturbed regional contractility in the area of remaining disturbed myocardial blood perfusion and assessing effectiveness of reperfusion.

1 cl, 3 dwg, 1 ex

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RU 2 602 038 C2

Authors

Olejnikov Valentin Elivich

Kuljutsin Aleksej Valerevich

Romanovskaja Elena Mikhajlovna

Dates

2016-11-10Published

2014-12-29Filed