A method and system to simulate human electrophysiological activity.

Area of Science:

• Biomedical Engineering
• Metrology
• Medical Instrumentation

Background:

• Accurate electrophysiological diagnosis requires precise, well-calibrated instruments.
• Existing calibration methods may lack the necessary precision or flexibility.
• The need for reliable calibration tools in electrophysiology is critical for patient safety and diagnostic accuracy.

Purpose of the Study:

• To propose and develop a novel simulation system for human electrophysiological activity.
• To utilize the developed system as a calibration tool for electrophysiological inspectors.
• To validate the system's performance in calibrating commercial electrophysiological instruments.

Main Methods:

• Development of a simulation system capable of generating various electrophysiological signals.
• Testing the system's performance by calibrating amplitude and latency of a commercial visual electrophysiological instrument.
• Calculation of measurement errors and uncertainties, demonstrating traceability to metrological standards.

Main Results:

• The simulation system successfully generated signals with amplitudes below 1 μV.
• Experimental results confirmed the system's ability to produce diverse waveforms and variable parameters.
• The system demonstrated its capability to simulate human visual electrophysiological activities accurately.

Conclusions:

• The developed simulation system is effective for calibrating electrophysiological instruments, including visual electrophysiology devices.
• The system offers high precision and flexibility, with potential for broader applications in calibrating other electrophysiological inspectors.
• This advancement contributes to improved accuracy and reliability in electrophysiological diagnostics.