UMIN-ICDS Clinical Trial

Unique ID issued by UMIN UMIN000061640
Receipt number R000070505
Scientific Title The effects of vibration-based rehabilitation interventions on brain activity and sensory function for neuropathic pain after spinal cord injury
Date of disclosure of the study information 2026/07/01
Last modified on 2026/05/20 14:04:25

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Basic information

Public title

The effects of vibration-based rehabilitation interventions on brain activity and sensory function for neuropathic pain after spinal cord injury

Acronym

The effects of vibration-based rehabilitation interventions on brain activity and sensory function for neuropathic pain after spinal cord injury

Scientific Title

The effects of vibration-based rehabilitation interventions on brain activity and sensory function for neuropathic pain after spinal cord injury

Scientific Title:Acronym

The effects of vibration-based rehabilitation interventions on brain activity and sensory function for neuropathic pain after spinal cord injury

Region

Japan


Condition

Condition

healthy person
patients with neuropathic pain

Classification by specialty

Rehabilitation medicine

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

By verifying the effectiveness of rehabilitation interventions using vibration stimulation and clarifying the relationship between sensory function recovery and changes in brain activity, we aim to obtain insights that will contribute to establishing effective rehabilitation approaches for neuropathic pain after spinal cord injury.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

healthy patient
Electroencephalography (EEG) is used as a physiological evaluation to detect EEG activity related to pain during vibration stimulation.
Electroencephalogram (EEG) measurements will be taken at four points in time: before intervention (upon admission) while the subject is at rest with their eyes closed, during the intervention period (while vibration stimulation is being administered) for 10 minutes, immediately after the intervention ends for the same 2 minutes as before the intervention, and during follow-up (one week after the start of the intervention).

Key secondary outcomes

Patients with neuropathic pain
Pain assessment: The Numerical Rating Scale (NRS) is taken orally upon admission and daily before and after vibration stimulation intervention.
In addition, the Short form McGill Pain Questionnaire 2 (SFMPQ2), Pain Catastrophizing Scale (PCS), Neuropathic Pain Symptom Inventory (NPSI), Hamilton Depression Rating Scale (HDRS), SFMPQ2, PCS, NPSI, and HDRS are assessed on paper upon admission and at the end of the one-week intervention period.
Electroencephalography (EEG) is used for physiological assessment to detect EEG activity related to pain during vibration stimulation.
EEG measurements are taken at four time points: 2 minutes at rest with eyes closed before intervention (admission), 10 minutes during the intervention period (during vibration stimulation), 2 minutes immediately after the end of the intervention (same as before), and at follow-up (one week after the start of the intervention).


Base

Study type

Interventional


Study design

Basic design

Parallel

Randomization

Non-randomized

Randomization unit


Blinding

Open -no one is blinded

Control

No treatment

Stratification

NO

Dynamic allocation


Institution consideration


Blocking

NO

Concealment



Intervention

No. of arms

2

Purpose of intervention

Treatment

Type of intervention

Device,equipment

Interventions/Control_1

Electroencephalography (EEG) is used for physiological evaluation to detect pain-related EEG activity.
In healthy subjects, vibration stimulation intervention is performed 6-7 times per week for one week within the framework of standard rehabilitation using a customized vibration stimulation device.

Interventions/Control_2

Physiological evaluation is performed using electroencephalography (EEG) to detect pain-related EEG activity.
In patients with neuropathic pain, vibration stimulation intervention is performed 6-7 times per week for one week within the framework of regular rehabilitation using a customized vibration stimulation device. The vibration stimulation site is basically the index and middle finger pads on the side where neuropathic pain is not present (or the side with less pain subjectively if it occurs bilaterally), and is applied for 10 minutes. The stimulation intensity is 10Hz, 20Hz, or a frequency that the patient finds comfortable.

Interventions/Control_3


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

18 years-old <=

Age-upper limit


Not applicable

Gender

Male and Female

Key inclusion criteria

healthy patients
patients with neuropathic pain

Key exclusion criteria

healthy patients
1.Individuals lacking the capacity to give voluntary consent.
2.Individuals for whom written research consent cannot be obtained.
3.Individuals without neurological or mental disorders or chronic pain.
4.Individuals who have taken analgesics within 12 hours of the experiment.
Patients with neuropathic pain
1.Individuals lacking the capacity to give voluntary consent.
2.Individuals for whom written research consent cannot be obtained.
3.Individuals with severe cognitive impairment, comorbid mental illness, or severe complications that would affect the conduct of the research.

Target sample size

5


Research contact person

Name of lead principal investigator

1st name Yuto
Middle name
Last name Niizato

Organization

Kio University

Division name

Graduate School of Health Sciences

Zip code

635-0832

Address

4-2-2, Umaminaka, Koryo-cho, Kitakatsuragi-gun, Nara

TEL

0745-54-1601

Email

f6940298@kio.ac.jp


Public contact

Name of contact person

1st name Yuto
Middle name
Last name Niizato

Organization

Kio University

Division name

Graduate School of Health Sciences

Zip code

635-0832

Address

4-2-2, Umaminaka, Koryo-cho, Kitakatsuragi-gun, Nara

TEL

0745-54-1601

Homepage URL


Email

f6940298@kio.ac.jp


Sponsor or person

Institute

Kio University

Institute

Department

Personal name



Funding Source

Organization

Kio University

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

Kio University

Address

4-2-2, Umaminaka, Koryo-cho, Kitakatsuragi-gun, Nara

Tel

0745-54-1601

Email

f6940298@kio.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

2026 Year 07 Month 01 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

2026 Year 05 Month 20 Day

Date of IRB


Anticipated trial start date

2026 Year 05 Month 21 Day

Last follow-up date

2027 Year 09 Month 30 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2026 Year 05 Month 20 Day

Last modified on

2026 Year 05 Month 20 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/icdr_e/ctr_view.cgi?recptno=R000070505