Investigation into the effects of broadband photobiomodulation on pain thresholds, with a focus on irradiation time

Investigation into the effects of broadband photobiomodulation on pain thresholds, with a focus on irradiation time - Investigation into the effects of broadband photobiomodulation on pain thresholds, with a focus on irradiation time

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000061505

Enrollment

Registered

2026-05-11

Start date

2026-05-20

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 adults

Interventions

5-minute broadband light irradiation 7.5-minute broadband light irradiation (The specific irradiation time will be determined following a preliminary study). sham irradiation

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Healthy adults aged 18 years or older who provided informed consent / Not currently undergoing treatment for pain / Not taking any analgesics

Exclusion criteria

Exclusion criteria: Taking pain medication / Experiencing some form of pain / Unable to obtain consent

Design outcomes

Primary

Measure	Time frame
pain threshold of intraepidermal nerve terminal, electrical pain threshold, electrical perception threshold, pressure pain threshold, Subjective pain assessment	—

Countries

Japan

Contacts

Public ContactNobuyuki Takeuchi

Takasaki University of Health and Welfare Department of Physical Therapy, Faculty of Health Sciences

ntakeuchi@takasaki-u.ac.jp09088759981

Outcome results

None listed

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