scholarly journals A Sensor-Based Data Visualization System for Training Blood Pressure Measurement by Auscultatory Method

2016 ◽  
Vol E99.D (4) ◽  
pp. 936-943 ◽  
Author(s):  
Chooi-Ling GOH ◽  
Shigetoshi NAKATAKE
2021 ◽  
pp. 71-74
Author(s):  
Yu. N. Fedulaev ◽  
N. V. Orlova ◽  
T. V. Pinchuk ◽  
O. N. Andreeva ◽  
V. Yu. Pivovarov ◽  
...  

Purpose. To assess the accuracy of blood pressure measurement by oscillometric and auscultatory methods using the complex for daily monitoring of ECG and blood pressure «Medicom-Combi» in accordance with the criteria outlined in the Universal Standard AAMI/SH/ISO (ISO 81060-2:2018) for children and adults.Materials and methods. The study involved 90 patients (average age -33.8 ± 26.7 years) of the cardiological profile of the City Clinical Hospital No. 13 DZM, Children’s City Clinical Hospital No. 9 named after G. N. Speransky, as well as medical personnel, of which 85 were included in the analysis. For each participant, 3 pairs of valid measurements were obtained (reference-test, 255 pairs of measurements in total). Reference measurements were carried out by two experts, independently of each other, using the auscultatory method. Test measurements were read from the complex by a third expert.Results. According to validation criterion 1, the mean ± standard deviation of differences between test and reference measurements was 0.1 ± 6.0/1.7 ± 5.8 mm Hg for SBP/DBP by the oscillometric method and 0.0 ± 6.5/1.3 ± 6.6 mm Hg for SBP/DBP by the auscultatory method. According to validation criterion 2, the standard deviation of the average difference between the BP values of the same patient according to the results of test and reference measurements did not exceed 6.95/6.73 for SBP/DBP by the oscillometric method and 6.95/6.82 mm Hg for SBP/DBP by the auscultatory method.Conclusion. The complex for daily monitoring of ECG and blood pressure «Medicom-Combi» meets the requirements of the Universal Standard AAMI/ESH/ISO in terms of measurement accuracy for devices intended for use among children and adults when assessing blood pressure by oscillometric and auscultatory methods. 


1988 ◽  
Vol 52 (9) ◽  
pp. 519-521
Author(s):  
NK Nordstrom ◽  
S Longenecker ◽  
HL Whitacre ◽  
FM Beck

2019 ◽  
Vol 10 (01) ◽  
pp. 33-44
Author(s):  
N.L.G. Sudaryati ◽  
I P. Sudiartawan ◽  
Dwi Mertha Adnyana

The aim of the study was to determine the effectiveness of giving hydrotherapi foot soak in hypertensive patients. The study was conducted with one group pretestposttest design without a control group by measuring blood pressure (pretest) before being given an intervention in the form of foot soak hydrotherm against 15 people with hypertension in Banjar Sri Mandala, Dauhwaru Village, Jembrana Subregency. Then do the blood pressure measurement again (posttest) after finishing the intervention. After the study was completed, the results showed that before the hydrotherapi foot bath intervention, there were 0% of patients classified as normal, 13.32% in prehypertension category, 60.08% in hypertension category I and 26.60% in hypertension category II. After the intervention was given, there were 13.32% of the patients classified as normal, 66.68% in the prehypertension category, 20.00% in the first category of hypertension and no patients belonging to the second grade hypertension category. There is a decrease of 20-30 mmHg for systolic blood pressure and 0-10 mmHg for diastolic blood pressure after intervention. Based on the results of the study it can be concluded that the hydrotherapi foot bath is effectively used to reduce blood pressure in hypertensive patients in the Banjar Sri Mandala, Dauhwaru Village, Jembrana District.


2019 ◽  
Vol 2 (3) ◽  
pp. 206-214
Author(s):  
Putri Indes Oktabriani ◽  
Fuad Ughi ◽  
Aulia Arif Iskandar

The continuous blood pressure measurement research is widely known for helpingthe development of ambulatory blood pressure monitoring where it measures blood pressureevery 15 to 30 minutes throughout the day. The cuff is a problem for the patient withAmbulatory Blood Pressure Monitor. It can make a person feel uncomfortable and must staystill when the cuff starts to inflate. It is limiting and disturbing their daily activity when thedevice is starting to measure the blood pressure. Blood pressure measurement without cuff isbeing proposed in this research, called cuff-less blood pressure measurement. It will be based onPhotoplethysmography (PPG) and Electrocardiography (ECG) signal analysis. ECG (Lead 1,Lead 2, and Lead 3) with PPG signal produced from index finger on the left hand are comparedand analyzed. Then the relation of PPG and ECG signal and the optimum location for daily usecan be obtained. The optimum location will be based on the electrode’s position that producedthe optimum ECG lead Signal to measure blood pressure. Based on the result, PPG and ECGsignal have a linear relation with Blood Pressure Measurement and Lead 1 is more stable inproducing the ECG signal. The equation from Lead 1 appeared as one of the optimum equationsfor measuring Systolic Blood Pressure (SBP) or Diastolic Blood Pressure (DBP).


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