Speed of blood in vessels is the important diagnostic criterionfor state of health. This criterion allows evaluating vessels condition (presence of defects, thrombus, etc.) and heart health.

The device allows measuring speed of blood for any part and length of vessel in a few seconds. The device is small and it may be produced standalone or may be set in any other medical diagnostic tool. The device also may be smartphone-compatible.

In comparison with analogues, the device has advantages according to the following criteria:

— ease of use;

— measurement time;

— mobility;

— cost.

The device is recommended for the initial express diagnosis of a person.