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An Exploratory Single-Center, Open-Label Study on the Effects of Galvanic Vestibular Simulation based Transcranial Direct Current Stimulation (tDCS) on Visuospatial Cognitive Function in Patients with Mild Cognitive Impairment and Dementia

An Exploratory Single-Center, Open-Label Study on the Effects of Galvanic Vestibular Simulation based Transcranial Direct Current Stimulation (tDCS) on Visuospatial Cognitive Function in Patients with Mild Cognitive Impairment and Dementia

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
CRIS
Registry ID
KCT0011401
Enrollment
100
Registered
2026-01-02
Start date
2026-01-15
Completion date
Unknown
Last updated
2026-01-05

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

None listed

Interventions

Medical Device : The intervention in this study is a non-invasive electrical stimulation therapy using galvanic vestibular stimulation (GVS)-based transcranial direct current stimulation, conducted to

Sponsors

Jeonbuk National University Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: ? Age: Individuals aged 50 to 80 years ? Ability to understand the study and communicate: Individuals who are able to understand the study objectives and procedures, follow the instructions provided by the investigator, and communicate effectively ? Informed consent: Individuals who voluntarily agree to participate in the study and to undergo follow-up assessments, with written informed consent obtained ? Diagnostic criteria: -Mild Cognitive Impairment (MCI) group Individuals who report subjective memory decline (reported by the participant or a caregiver) Korean version of the Mini-Mental State Examination score between 20 and 27 Clinical Dementia Rating score of 0.5 Preserved activities of daily living within the normal range -Dementia group Korean version of the Mini-Mental State Examination score of 19 or below Clinical Dementia Rating score of 1 or higher Confirmed impairment in activities of daily living ? Investigator’s judgment: Individuals deemed appropriate for participation in the study by the investigator

Exclusion criteria

Exclusion criteria: Participants will be excluded from the study if they meet one or more of the following criteria: ? Presence of major psychiatric disorders (e.g., major depressive disorder, schizophrenia). ?History of neurological diseases such as stroke, brain tumor, or severe traumatic brain injury. ?History of active epilepsy or other seizure disorders. ?Implantation of electronic medical devices such as a pacemaker or implantable cardioverter-defibrillator. ?Severe visual or auditory impairment that makes cognitive assessment impossible. ?Determined by the investigator to be unsuitable for participation in this study.

Design outcomes

Primary

MeasureTime frame
Visual Object and Space Perception Battery, ;Corsi Block Tapping Test; Virtual Morris Water Maze

Secondary

MeasureTime frame
Changes in overall cognitive function, ;changes in vestibular and oculomotor function;changes in brain functional connectivity (based on fMRI)

Countries

Korea, Republic of

Contacts

Public ContactSunyoung Oh

Jeonbuk National University

ohsun@jbnu.ac.kr+82-63-250-1590

Outcome results

None listed

Source: CRIS (via WHO ICTRP) · Data processed: Feb 4, 2026