NIPH Clinical Trials Search

JRCT ID: jRCTs042220008

Registered date:25/04/2022

Study of direct current stimulation in normal subjects.

Basic Information

Recruitment status Recruiting
Health condition(s) or Problem(s) studiedNormal subjects
Date of first enrollment25/04/2022
Target sample size22
Countries of recruitment
Study typeInterventional
Intervention(s)Brain stimulation by transcranical direct current stimulation.


Primary OutcomeMotor Evoked potential (MEP)
Secondary Outcomeipsilateral Silent Period (iSP) Upper limb dexterity (peg task)

Key inclusion & exclusion criteria

Age minimum>= 20age old
Age maximum< 85age old
Include criteria1) Japanese healthy applicants, gender doesn`t matter. 2) Over 20 years old and under 85 years old. 3) Right handed. 4) Those who can participate in the study on the specified date after obtaining informed consent. 5) Those whose written consent form for participation in this research can be obtained.
Exclude criteria1)Pregnant, potentially pregnant, or breastfeeding person. 2)History of alcoholism or under treatment. 3)History of epilepsy or under treatment. 4)Taking antidepressants,antipsychotics,or hypnotic sedatives for long period. 5)History or current illness of psychiatric and neurological disorders affecting motor function or cognitive function. 6)History or current illness of motor dysfunction of the upper limb due to injury, dosease, deformation or deficient of muscles, bones, or joints. 7)Have serious complications inckuding liver dysfunction, renal dysfunction and endocrine disorders. 8)Those with medical devices containing magnetic parts or electronic circuits (artificial heart valves, artificial joints, vascular stents, cardiac pacemakers, intracranial metals such as aneurysm clips and shunt tubes that require pressure adjustment, deep brain stimulators, etc.) embedded in the body or body surface (excluding dental fillings). 9)Previous surgeries opening the skull. 10)Those who have magnetic materials in the body or beneath the surface of the body. 11)Those who are judged to be inappropriate by the researchers for participatin the study.

Related Information


Public contact
Name Kota Furuya
Address 2630 Sugitani Toyama Toyama Japan 930-0194
Telephone +81-76-434-7850
Affiliation Toyama University Hospital
Scientific contact
Name Noriaki Hattori
Address 2630 Sugitani Toyama Toyama Japan 930-0194
Telephone +81-76-434-7850
Affiliation Toyama University Hospital