Brain Wave Analysis for Attention in Visual Search Tasks
What You Need to Know Before You Apply
What is the purpose of this trial?
This trial explores how the brain processes information during visual searches. Researchers use a method called SSVEP (steady-state visual evoked potential) to track brain waves and study how people focus on targets while ignoring distractions. As a basic science study, it aims to enhance understanding of attention, not to test treatments. Individuals with normal vision or those who wear glasses or contacts, and have no history of neurological disorders, might be suitable for this trial. As an unphased study, it offers a unique opportunity to contribute to foundational research on attention and brain function.
Do I need to stop taking my current medications for this trial?
The trial information does not specify whether you need to stop taking your current medications.
What prior data suggests that this EEG measure is safe for use in visual search tasks?
Research has shown that the Steady-State Visually Evoked Potential (SSVEP) is generally safe for people. Studies using SSVEP to monitor brain activity during tasks have not reported serious side effects. In various experiments, participants responded well to SSVEP, with no major problems noted.
SSVEP often assesses how the brain reacts to visual patterns or lights. This method has been tested in different settings, and safety has not been a concern. Overall, past research suggests that this approach is well-tolerated.12345Why are researchers excited about this trial?
Researchers are excited about the Brain Wave Analysis for Attention in Visual Search Tasks trial because it explores Steady-State Visual Evoked Potentials (SSVEP) as a novel method to improve attention during visual tasks. Unlike traditional treatments for attention issues, which often involve medication or behavioral therapy, SSVEP focuses on leveraging brainwave patterns to enhance cognitive function directly. This approach may offer a non-invasive, drug-free alternative that could work more rapidly or effectively. By understanding how brain waves can be harnessed for better attention, this trial could pave the way for cutting-edge, personalized cognitive therapies.
What evidence suggests that SSVEP is effective for attention in visual search tasks?
Research has shown that Steady-State Visually Evoked Potentials (SSVEP) can enhance understanding of attention during visual tasks. In this trial, all participants will receive interventions involving SSVEP to study attentional information. Studies indicate that SSVEP can monitor how individuals focus on or ignore certain colors, which is crucial for tasks involving visual searches. This method records brain responses to repeated visual signals, making it a valuable tool for studying attention. Evidence suggests that internal focus can alter these brain responses, highlighting its potential in understanding how the brain processes visual information. While primarily used for research, findings suggest SSVEP could aid in understanding and possibly improving attention-related processes.26789
Who Is on the Research Team?
Nancy Carlisle, PhD
Principal Investigator
Lehigh University
Are You a Good Fit for This Trial?
This trial is for healthy individuals with normal or corrected-to-normal vision and color perception. It's not suitable for those with a history of neurological disorders.Inclusion Criteria
Exclusion Criteria
Timeline for a Trial Participant
Screening
Participants are screened for eligibility to participate in the trial
Testing
Participants undergo EEG testing to measure brain responses to visual stimuli
Follow-up
Participants are monitored for any immediate post-testing effects
What Are the Treatments Tested in This Trial?
Interventions
- SSVEP
Trial Overview
The study is examining how people process visual information when searching for targets or ignoring distractions, using an EEG technique called SSVEP to measure brain activity during the task.
How Is the Trial Designed?
1
Treatment groups
Experimental Treatment
Within-Subjects, all participants receive all interventions
Find a Clinic Near You
Who Is Running the Clinical Trial?
Lehigh University
Lead Sponsor
Citations
Steady-state visually evoked potentials and feature-based ...
Here, we report the results of a pre-registered study in which participants either were cued to attend or to ignore a color.
2.
frontiersin.org
frontiersin.org/journals/human-neuroscience/articles/10.3389/fnhum.2022.892863/fullThe steady state visual evoked potential (SSVEP) tracks “ ...
Our results show that the SSVEP evoked by flickering words was able to distinguish between more and less sticky thinking but not between whether ...
The steady-state visual evoked potential in vision research
In this article, we describe the key features of the SSVEP and its generalization from single stimuli to multiple simultaneous stimuli. In the process, we cover ...
Steady-state visual evoked potentials differentiate between ...
Steady-state visually evoked potentials are modulated by internal attention. Internal attention increases alpha-band activity and the heartbeat evoked ...
An open dataset for human SSVEPs in the frequency range ...
This paper presents an SSVEP dataset acquired at a wide frequency range from 1 to 60 Hz with an interval of 1 Hz using flickering stimuli under two different ...
Steady-state visual evoked potentials as a research tool in ...
Time course of affective bias in visual attention: Convergent evidence from steady-state visual evoked potentials and behavioral data. ... Safety ...
Research on steady-state visual evoked brain–computer ...
The results show that the moving paradigm has the equivalent system performance as the stationary paradigm, providing an alternative for SSVEP-based BCI.
Steady state visual evoked potential (SSVEP) based brain ...
In this study, we deliberately introduced different perturbations in order to test the robustness of a steady state visual evoked potential (SSVEP) based BCI.
A Visual Attention Monitor Based on Steady-State ...
Specifically, our system monitors a user's visual covert attention by measuring the user's steady-state visual evoked potential (SSVEP). SSVEP ...
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