UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000057041
Receipt number R000065194
Scientific Title Effects of multiple simultaneous stimulation of prefrontal cortex and posterior parietal cortices by gamma transcranial alternating current stimulation on episodic memory.
Date of disclosure of the study information 2025/02/16
Last modified on 2025/02/16 03:07:21

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Basic information

Public title

Effects of multiple simultaneous stimulation of prefrontal cortex and posterior parietal cortices by gamma transcranial alternating current stimulation on episodic memory.

Acronym

Effects of multiple simultaneous stimulation of prefrontal cortex and posterior parietal cortices by gamma transcranial alternating current stimulation on episodic memory.

Scientific Title

Effects of multiple simultaneous stimulation of prefrontal cortex and posterior parietal cortices by gamma transcranial alternating current stimulation on episodic memory.

Scientific Title:Acronym

Effects of multiple simultaneous stimulation of prefrontal cortex and posterior parietal cortices by gamma transcranial alternating current stimulation on episodic memory.

Region

Japan


Condition

Condition

Health adults

Classification by specialty

Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

To test whether simultaneous stimulation of PFC and PPC using gamma-tACS is effective in improving memory performance

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

To evaluate memory performance on days 1 and 2 and day 7 after transcranial alternating current stimulation.
Outcome measure: performance on the recognition task
1: Percentage of correct responses
2: d-prime
3: Reaction time

Key secondary outcomes



Base

Study type

Interventional


Study design

Basic design

Parallel

Randomization

Randomized

Randomization unit

Individual

Blinding

Single blind -participants are blinded

Control

Placebo

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

3

Purpose of intervention

Treatment

Type of intervention

Maneuver

Interventions/Control_1

Transcranial alternating current stimulation of prefrontal cortex and posterior parietal cortices

Interventions/Control_2

Transcranial alternating current stimulation of prefrontal cortex

Interventions/Control_3

Sham stimulation of prefrontal cortex

Interventions/Control_4


Interventions/Control_5


Interventions/Control_6


Interventions/Control_7


Interventions/Control_8


Interventions/Control_9


Interventions/Control_10



Eligibility

Age-lower limit

20 years-old <=

Age-upper limit

25 years-old >=

Gender

Male and Female

Key inclusion criteria

Native Japanese speaker, non-smoker, right-handed. Normal or corrected vision, no history of neurological trauma or mental disorder.

Key exclusion criteria

Patients with a history of head trauma, metal implants in the head, chronic or acute skin diseases, epileptic seizures, or psychotropic drug use in the past. Patients with a tendency to depression.

Target sample size

45


Research contact person

Name of lead principal investigator

1st name Kenta
Middle name
Last name Honma

Organization

Niigata University of Health and Welfare

Division name

Faculty of Rehabilitation, Department of Occupational Therapy

Zip code

950-3198

Address

1398 Shimamicho, Kita-ku, Niigata City, Niigata Prefecture

TEL

0252574437

Email

kenta-honma@nuhw.ac.jp


Public contact

Name of contact person

1st name Kenta
Middle name
Last name Honma

Organization

Niigata University of Health and Welfare

Division name

Faculty of Rehabilitation, Department of Occupational Therapy

Zip code

950-3198

Address

1398 Shimamicho, Kita-ku, Niigata City, Niigata Prefecture

TEL

0252574437

Homepage URL


Email

kenta-honma@nuhw.ac.jp


Sponsor or person

Institute

Niigata University of Health and Welfare

Institute

Department

Personal name



Funding Source

Organization

Niigata University of Health and Welfare

Organization

Division

Category of Funding Organization

Other

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Niigata University of Health and Welfare

Address

1398 Shimamicho, Kita-ku, Niigata City, Niigata Prefecture

Tel

0252574437

Email

kenta-honma@nuhw.ac.jp


Secondary IDs

Secondary IDs

NO

Study ID_1


Org. issuing International ID_1


Study ID_2


Org. issuing International ID_2


IND to MHLW



Institutions

Institutions



Other administrative information

Date of disclosure of the study information

2025 Year 02 Month 16 Day


Related information

URL releasing protocol


Publication of results

Unpublished


Result

URL related to results and publications


Number of participants that the trial has enrolled


Results


Results date posted


Results Delayed


Results Delay Reason


Date of the first journal publication of results


Baseline Characteristics


Participant flow


Adverse events


Outcome measures


Plan to share IPD


IPD sharing Plan description



Progress

Recruitment status

Preinitiation

Date of protocol fixation

2025 Year 02 Month 28 Day

Date of IRB


Anticipated trial start date

2025 Year 04 Month 01 Day

Last follow-up date

2025 Year 10 Month 31 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2025 Year 02 Month 16 Day

Last modified on

2025 Year 02 Month 16 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000065194