The change in cortical activation induced by water flow stimulation

The change in inhibitory and facilitatory circuit in primary somatosensory cortex induced by water flow stimulation - The water flow stimulation and neural circuits in S1

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000045168

Enrollment

Registered

2021-08-16

Start date

2021-08-16

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Healthy persons

Interventions

Control trial High frequency-repetitive somatosensory stimulation trial Stimulus frequency and intensity are 20Hz and the maximal intensity without pain water immersion trial water temperature is 33

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: healthy persons at aged 18-40 y.o.

Exclusion criteria

Exclusion criteria: Neurological and psychiatric disorders and history of such disorders

Design outcomes

Primary

Measure	Time frame
single and paired pulse somatosenosry evoked potentials	—

Secondary

Measure	Time frame
name, age, sex, height, weight, medical history, menstrual cycle	—

Countries

Japan

Contacts

Public ContactDaisuke Sato

Niigata University of Health and Welfare Faculty of Health Science

daisuke@nuhw.ac.jp025-257-4624

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026