UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000060229
Receipt number R000068888
Scientific Title Effects of Swallowing Rehabilitation Using an Interferential Current-Type Low-Frequency Electrical Stimulation Device
Date of disclosure of the study information 2026/01/17
Last modified on 2025/12/29 11:05:27

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Basic information

Public title

Effects of Swallowing Rehabilitation Using an Interferential Current-Type Low-Frequency Electrical Stimulation Device

Acronym

Effects of Swallowing Rehabilitation Using an Interferential Current-Type Low-Frequency Electrical Stimulation Device

Scientific Title

Effects of Swallowing Rehabilitation Using an Interferential Current-Type Low-Frequency Electrical Stimulation Device

Scientific Title:Acronym

Effects of Swallowing Rehabilitation Using an Interferential Current-Type Low-Frequency Electrical Stimulation Device

Region

Japan


Condition

Condition

Dysphagia

Classification by specialty

Medicine in general Oto-rhino-laryngology Rehabilitation medicine

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

The purpose of this study is to compare the effects of electrical stimulation intervention using an interferential current-type low-frequency therapy device (GentleStim EX) on

Swallowing-related muscle strength (neck muscle strength, maximum tongue pressure)
Swallowing function (FILS, FOIS)

in adult patients with dysphagia, compared to conventional swallowing rehabilitation methods.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Neck muscle strength
Maximum tongue pressure

Key secondary outcomes

FILS (Functional Intake Level Scale)
FOIS (Functional Oral Intake Scale)
Intervention continuity and presence of discomfort


Base

Study type

Interventional


Study design

Basic design

Parallel

Randomization

Randomized

Randomization unit

Individual

Blinding

Open -no one is blinded

Control

No treatment

Stratification


Dynamic allocation

YES

Institution consideration


Blocking


Concealment



Intervention

No. of arms

2

Purpose of intervention

Treatment

Type of intervention

Maneuver

Interventions/Control_1

Electrical Stimulation Using the GentleStim EX (FGM01) Interference Current Type Low-Frequency Therapy Device
In addition to the above
Conventional Swallowing Rehabilitation (Head Elevation Training, Neck Resistance Exercise Training, Tongue Resistance Exercise Training, Respiratory Muscle Training, etc.)

Interventions/Control_2

Only conventional swallowing rehabilitation is performed. Conventional methods of dysphagia rehabilitation

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

20 years-old <=

Age-upper limit


Not applicable

Gender

Male and Female

Key inclusion criteria

Adults with dysphagia at Numata Neurosurgery and Cardiology Hospital
Individuals receiving dysphagia rehabilitation
Individuals who received a thorough explanation of the research content and provided written consent

Key exclusion criteria

Implantable electronic medical device (pacemaker, etc.) wearers
Pregnant women and new mothers
Individuals with poor skin condition on the neck
Individuals who meet the contraindications listed in the device package insert

Target sample size

84


Research contact person

Name of lead principal investigator

1st name TETSURO
Middle name
Last name SAKAI

Organization

Gunma Paz University

Division name

Faculty of Rehabilitation Department of Speech-Language-Hearing Sciences

Zip code

3700006

Address

1-7-1 Toriyamachi, Takasaki City, Gunma

TEL

0272127046

Email

t-sakai@paz.ac.jp


Public contact

Name of contact person

1st name TETSURO
Middle name
Last name SAKAI

Organization

Gunma Paz University

Division name

Faculty of Rehabilitation Department of Speech-Language-Hearing Sciences

Zip code

3700006

Address

1-7-1 Toriyamachi, Takasaki City, Gunma

TEL

0272127046

Homepage URL


Email

t-sakai@paz.ac.jp


Sponsor or person

Institute

Gunma Paz University

Institute

Department

Personal name



Funding Source

Organization

Gunma Paz 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

Gunma Paz University

Address

1-7-1 Toriyamachi, Takasaki City, Gunma

Tel

0273653366

Email

t-sakai@paz.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

群馬パース大学
沼田脳神経外科循環器科病院


Other administrative information

Date of disclosure of the study information

2026 Year 01 Month 17 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 12 Month 29 Day

Date of IRB


Anticipated trial start date

2026 Year 01 Month 17 Day

Last follow-up date

2027 Year 03 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 12 Month 29 Day

Last modified on

2025 Year 12 Month 29 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000068888