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Results of recording electrophysiological signals by nanosensors during tests on volunteers
Sensor Review ( IF 1.6 ) Pub Date : 2020-07-11 , DOI: 10.1108/sr-12-2019-0323
Diana K. Аvdeeva , Wenjia Guo , Dang Quang Nguyen , Mikhail M. Yuzhakov , Ivan L. Ivanov , Nikita V. Turushev , Ivan V. Maksimov , Maria V. Balakhonova

The purpose of this paper is to analyze the results of recording electrophysiological signals by nanosensors during tests on volunteers using neutral questions and questions that cause excitement.,The nanosensor-based hardware and software complex (HSC) was used for simultaneous recording of electrocardiogram, electroencephalogram and galvanic skin response during tests on volunteers using neutral questions and questions that cause excitement. The recording was carried out in real time without averaging and filtering in the extended frequency range from 0 to 10,000 Hz, level of more than 1 µV and sampling frequency equal to 64 kHz.,For the first time, the following signals were recorded by nanosensors without filtering and averaging in the measuring channels: real-time micropotentials on an electrocardiogram with a duration of 0.2 ms and a level of 1 µV or more. Also, for the first time, changes in the shape and amplitude of the P wave, slow waves on the electroencephalography (EEG), high impulse activity of the EEG and impulse activity of short duration on the GSR were recorded in response to questions that cause excitement.,The obtained results will be used for high-resolution equipment to develop additional measuring channels in existing types of equipment for psychophysiological studies.,For the first time, new data undistorted by filters was obtained on the amplitude and time parameters of electrophysiological signals in the frequency range from 0 to 10,000 Hz in response to questions that cause excitement, which was due to high sensitivity and noise immunity of nanosensors in comparison with existing electrodes for biopotential recording.

中文翻译:

在志愿者测试期间通过纳米传感器记录电生理信号的结果

本文的目的是分析在志愿者测试中使用中性问题和引起兴奋的问题通过纳米传感器记录电生理信号的结果。基于纳米传感器的硬件和软件复合体(HSC)用于同时记录心电图、脑电图使用中性问题和引起兴奋的问题对志愿者进行测试期间的皮肤电反应。记录是在 0 到 10,000 Hz 的扩展频率范围、超过 1 µV 的电平和等于 64 kHz 的采样频率下实时进行的,无需平均和滤波。,纳米传感器首次记录了以下信号无需在测量通道中进行滤波和平均:持续时间为 0 的心电图上的实时微电位。2 ms 和 1 µV 或更高的电平。此外,首次记录了 P 波的形状和幅度的变化、脑电图 (EEG) 上的慢波、EEG 的高脉冲活动和 GSR 上的短时脉冲活动,以回答导致兴奋。,所获得的结果将用于高分辨率设备,以在现有类型的设备中开发额外的测量通道,用于心理生理学研究。,首次在电生理信号的幅度和时间参数上获得未经滤波器失真的新数据在 0 到 10,000 Hz 的频率范围内响应引起兴奋的问题,这是由于纳米传感器与用于生物电位记录的现有电极相比具有高灵敏度和抗噪性。
更新日期:2020-07-11
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