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Employing the Forced Oscillation Technique for the Assessment of Respiratory Mechanics in Adults

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Published on: February 9, 2022

Respiratory effort energy estimation using Doppler radar.

Ehsaneh Shahhaidar¹, Ehsan Yavari, Jared Young

¹Electrical Engineering Department, University of Hawaii at Manoa, Honolulu, HI 96822, USA. ehsan@hawaii.edu

Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference

|February 1, 2013

Summary

This summary is machine-generated.

Harnessing human breathing power for wearable devices is feasible. Torso movements during respiration generate significant energy, with circumferential motion yielding more power than sagittal motion, according to Doppler radar measurements.

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Area of Science:

Biomedical Engineering
Wearable Technology
Energy Harvesting

Background:

Human respiratory effort presents a potential source for powering wearable biosensors and mobile electronic devices.
Accurate estimation of available power and energy from physiological movements is crucial for designing effective energy harvesting systems.

Purpose of the Study:

To estimate the available power and energy generated by torso movements during human respiration.
To investigate the feasibility of using Doppler radar for detecting respiratory parameters relevant to energy harvesting.

Main Methods:

Utilized Doppler radar to detect breathing rate, torso displacement, velocity, and acceleration during respiration.
Focused on measuring movements along the sagittal plane of the torso.
Verified the accuracy of detected variables against two established reference methods.

Main Results:

Experimental data from a healthy female subject quantified the power and energy available from respiratory torso movements.
Doppler radar successfully detected key kinematic parameters of the torso during breathing.
Circumferential torso movement demonstrated a higher potential for power generation compared to sagittal movement.

Conclusions:

Respiratory movements, particularly circumferential torso motion, offer a viable source of energy for wearable electronics.
Doppler radar is a suitable technology for non-invasive monitoring of respiratory mechanics for energy harvesting applications.