Exploratory Study on Artifact Denoising of Cerebral Blood Flow and EEG Data in Ambulance Settings

ConditionsNormalEEGFNIRS
Trial statusNot yet recruiting
Trial phaseNot listed
Trial typeObservational
Biological sexAll
Age19-80
SponsorPusan National University Yangsan Hospital

About this trial

The purpose is to assess the extent of digital noise occurring during the measurement of cerebral blood flow and EEG in healthy adults within an ambulance setting and to explore the possibility of identifying and correcting abnormal patterns.

Eligibility criteria

This trial accepts healthy volunteers

Qualifiers

Healthy adults aged 19 to 80 years.

Individuals without chronic diseases (e.g., Stage 2 hypertension, cardiovascular disease, chronic kidney disease, chronic pulmonary disease, etc.).

Individuals without mental health disorders (e.g., depression, schizophrenia, etc.).

Individuals not taking medications that could affect cerebral hemodynamics, such as antihypertensives, anticoagulants, antiplatelets, antidepressants, etc.

Disqualifiers

Individuals who have experienced head trauma in the past 6 months.

Individuals with ongoing severe chronic diseases (e.g., heart failure, chronic kidney disease, chronic pulmonary disease, etc.).

Individuals with severe mental health disorders such as schizophrenia, severe depression, bipolar disorder, etc.

Individuals currently taking medications that may affect the study (e.g., antihypertensives, anticoagulants, antiplatelets, antidepressants, etc.).

Trial population

Normal individual

Trial design

Design model

Case-crossover

Time perspective

Prospective

Treatments tested in this trial

  • Participants are not assigned to interventions based on a protocol.

    Other intervention

    Participants are not assigned to interventions based on a protocol.

Treatment groups

20 Participants
are divided into 1 treatment group
Group A: Normal1 intervention

Trial outcomes

Primary outcomes

1

Electroencephalography (EEG) signals in the ambulance

Electroencephalography (EEG) is used for measurement. Electroencephalography (EEG) is a non-invasive technique used to record the electrical activity of the brain through electrodes placed on the scalp. These electrodes detect and amplify signals generated by the synchronous activity of neurons, particularly in the cerebral cortex. EEG provides a real-time measure of brain activity with high temporal resolution, typically capturing signals in the range of 1-100 Hz.

Time frame
10 minutes by boarding an ambulance in driving

Secondary outcomes

1

Functional Near-Infrared Spectroscopy(fNIRS) signals in the ambulance

Functional Near-Infrared Spectroscopy (fNIRS) is a non-invasive optical imaging technique used to measure changes in brain activity by detecting hemodynamic responses associated with neural activity. It relies on the absorption properties of near-infrared light, which penetrates the scalp and skull to assess oxygenated (HbO) and deoxygenated (HbR) hemoglobin levels in cortical regions.

Time frame
10 minutes by boarding an ambulance in driving

Other outcomes

Locations

This trial has no locations.

Sponsors and contacts

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