| 摘要 |
FIELD: medical equipment; applicable in taking of Korotkov's tones and sending light and sound signals at moment of their occurrence in determination of systolic and diastolic arterial pressure by Korotkov's method. SUBSTANCE: phonendoindicator has pickup of Korotkov's tones including phonendoscope head, pneumatic controlled filter and microphone, and also electronic unit containing amplifier, power supply source, ON-OFF pickup, converter with light and sound indicators installed at its output. EFFECT: provided high accuracy and reliability of detection and indication of Korotkov's tones resulting in higher accuracy of measurement of arterial pressure for all types of monitors provided with arm pneumatic cuff. 3 cl |
