Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Assessing Blood pressure using a doppler ultrasound

Assessing Blood pressure using a doppler ultrasound

To obtain accurate blood pressure measurements in clinical settings, especially when traditional methods are insufficient, healthcare professionals utilize the Doppler ultrasound technique. This method uses high-frequency sound waves to detect blood flow within the arteries, which is crucial for patients with conditions that complicate circulatory system assessment.
Pre-Procedural Guidelines for Doppler Ultrasound Blood Pressure Assessment:
Preparation of Equipment:

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

MR Imaging of the Upper Urinary Tract: Techniques, Diagnostic Performance, and Imaging Biomarkers.

Magnetic resonance in medical sciences : MRMS : an official journal of Japan Society of Magnetic Resonance in Medicine·2026

Same author

Shrinkage paradox in intraductal papillary mucinous neoplasms is associated with higher concomitant pancreatic cancer risk.

European radiology·2026

Same author

Utility of Single-Shot Fast Spin-Echo T2-Weighted MRI With Deep Learning Reconstruction for Assessing Myometrial Invasion in Endometrial Cancer.

Journal of computer assisted tomography·2026

Same author

Simulation-to-Real Trip-Fall Detection with Continuous-Wave Doppler Radar via Physics-Informed Kinematic Modeling and Domain Randomization.

Sensors (Basel, Switzerland)·2026

Same author

Vibrohaptic Design for Simulating High-Five Interactions at Virtual Talent Fan Meetings.

IEEE transactions on haptics·2026

Same author

Non-contrast MRI features of mucin plugs and mural nodules in pancreatic cystic lesions.

Japanese journal of radiology·2026

Search research articles

Related Experiment Video

Updated: Jun 25, 2026

Patient-specific Modeling of the Heart: Estimation of Ventricular Fiber Orientations

Patient-specific Modeling of the Heart: Estimation of Ventricular Fiber Orientations

Published on: January 8, 2013

Model-based estimation of heart movements using microwave Doppler radar sensor.

Takashi Ota¹, Kosuke Okusa²

¹Department of Data Science for Business Innovation, Graduate School of Science and Engineering, Chuo University, Tokyo, 112-8551, Japan.

Journal of Physiological Anthropology

|October 21, 2024

Summary

This study introduces a new microwave Doppler radar method for accurate remote heart rate monitoring. The technique effectively extracts heartbeat waveforms even at a distance, improving upon traditional methods.

Keywords:

Doppler radar Electrocardiography Heart movements Heart radius Heart rate Mathematical model Template matching method

More Related Videos

High-Throughput Analysis of Optical Mapping Data Using ElectroMap

High-Throughput Analysis of Optical Mapping Data Using ElectroMap

Published on: June 4, 2019

Quantification of Mouse Heart Left Ventricular Function, Myocardial Strain, and Hemodynamic Forces by Cardiovascular Magnetic Resonance Imaging

Quantification of Mouse Heart Left Ventricular Function, Myocardial Strain, and Hemodynamic Forces by Cardiovascular Magnetic Resonance Imaging

Published on: May 24, 2021

Related Experiment Videos

Last Updated: Jun 25, 2026

Patient-specific Modeling of the Heart: Estimation of Ventricular Fiber Orientations

Patient-specific Modeling of the Heart: Estimation of Ventricular Fiber Orientations

Published on: January 8, 2013

High-Throughput Analysis of Optical Mapping Data Using ElectroMap

High-Throughput Analysis of Optical Mapping Data Using ElectroMap

Published on: June 4, 2019

Quantification of Mouse Heart Left Ventricular Function, Myocardial Strain, and Hemodynamic Forces by Cardiovascular Magnetic Resonance Imaging

Quantification of Mouse Heart Left Ventricular Function, Myocardial Strain, and Hemodynamic Forces by Cardiovascular Magnetic Resonance Imaging

Published on: May 24, 2021

Area of Science:

Biomedical Engineering
Signal Processing

Background:

Remote heart rate monitoring is vital but challenged by signal degradation at increased distances.
Microwave Doppler radar offers a non-contact method for vital sign measurement.
Extracting accurate heartbeat waveforms from weakened Doppler signals is difficult.

Purpose of the Study:

To develop and validate a novel template-matching method for enhanced accuracy in remote heart rate extraction.
To overcome signal weakening issues in Doppler radar at greater distances.
To enable reliable heart rate monitoring for individuals at rest in a natural posture.

Main Methods:

Simulated Doppler radar signals using an extended triangular wave model representing cardiac physiology.
Automatic template generation for one cardiac cycle from simulated signals.
Validation through comparison of estimated R-R intervals (RRIs) with electrocardiogram (ECG) RRIs across multiple participants at 500 mm distance.

Main Results:

High correlation coefficients (0.93 without breathing, 0.70 with breathing) between estimated and ECG RRIs at 500 mm.
Average correlation coefficients exceeding 0.95 between Doppler signals and generated templates across eight participants.
Demonstrated superior performance compared to previous studies in extracting heartbeat waveforms.

Conclusions:

The proposed microwave Doppler radar method achieves high accuracy in remote RRI estimation for seated individuals.
The method successfully extracts heartbeat waveforms without requiring pre-existing templates.
This offers a more flexible and accurate approach to remote heart monitoring.