UMIN-ICDS Clinical Trial

Unique ID issued by UMIN UMIN000063064
Receipt number R000070571
Scientific Title Efficacy of Neuromuscular Electrical Stimulation on Paraspinal Muscle Myosteatosis in Patients with Vertebral Fractures: A Randomized Controlled Tria
Date of disclosure of the study information 2026/09/26
Last modified on 2026/09/26 19:31:51

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Basic information

Public title

Efficacy of Neuromuscular Electrical Stimulation on Paraspinal Muscle Myosteatosis in Patients with Vertebral Fractures

Acronym

NMES for Paraspinal Muscle Myosteatosis in Vertebral Fractures

Scientific Title

Efficacy of Neuromuscular Electrical Stimulation on Paraspinal Muscle Myosteatosis in Patients with Vertebral Fractures: A Randomized Controlled Tria

Scientific Title:Acronym

Efficacy of Neuromuscular Electrical Stimulation on Paraspinal Muscle Myosteatosis in Patients with Vertebral Fractures

Region

Japan


Condition

Condition

patients with vertebral fracture

Classification by specialty

Orthopedics

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

To investigate the efficacy of neuromuscular electrical stimulation (NMES) combined with standard rehabilitation on preventing the progression of paraspinal muscle myosteatosis and improving functional outcomes in patients with fresh osteoporotic vertebral fractures (OVF) through a randomized controlled trial.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Paraspinal Muscle Myosteatosis (Evaluate using MRI at BL, 6w, 3M)

Key secondary outcomes

1) Muscle strength: Handgrip strength measured using a digital handgrip dynamometer, and the Timed Loaded Standing Measure (TLSM) to reflect paraspinal muscle endurance by holding 900g dumbbells in both hands.
2) Back pain intensity: Evaluation of pain during movement using the Numerical Rating Scale (NRS).
3) Physical function: Assessment via the Short Physical Performance Battery (SPPB) and the 6-Minute Walk Distance.
4) Physical activity volume: Evaluation of a 3-day continuous physical activity level using a 3-axis accelerometer (Active style pro).
5) Activities of daily living (ADL) performance: Assessment using the Functional Independence Measure (FIM).
6) Quality of life (QOL): Evaluation using the EuroQol 5 dimensions 3-level (EQ-5D-3L) questionnaire.


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

2

Purpose of intervention

Treatment

Type of intervention

Other

Interventions/Control_1

In addition to conventional rehabilitation (including early mobilization, locomotion training, core exercises, and ADL training), participants receive neuromuscular electrical stimulation (NMES) using a portable electrical stimulator (ESPURGE). Electrodes are placed on the paraspinal muscles from L1 to L5. The stimulation parameters are set at a frequency of 50 Hz, pulse width of 250 usec, on-time of 8 seconds, and off-time of 10 seconds, with the intensity adjusted to the maximum tolerable level for each participant. The intervention is administered for 15 minutes per session, twice a day, 5 days a week, for 6 weeks.

Interventions/Control_2

Alongside conventional rehabilitation (including early mobilization, locomotion training, core exercises, and ADL training), participants receive transcutaneous electrical nerve stimulation (TENS) that does not induce muscle contraction. Using the same portable device (ESPURGE), electrodes are placed on the paraspinal muscles from L1 to L5. The parameters are set at a frequency of 1-200 Hz and a pulse width of 200 usec, with the stimulation intensity kept at the sensory threshold level without inducing visible muscle contraction. The application schedule is identical to the intervention group: 15 minutes per session, twice a day, 5 days a week, for 6 weeks.

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

50 years-old <=

Age-upper limit

100 years-old >

Gender

Male and Female

Key inclusion criteria

1) Diagnosed with a fresh vertebral fracture via magnetic resonance imaging (MRI).
2) Pre-injury ambulation ability is at an independent level.
3) Mini-Mental State Examination (MMSE) score of 24 or higher.
4) Provided informed consent to participate in this study.

Key exclusion criteria

1)Contraindicated for MRI scans due to active implanted electronic devices, indwelling metals, or other restrictions.
2)Severe comobidity that make exercise difficult.
3)Paraspinal muscle myosteatosis between the fourth and fifth lumbar vertebrae (L4-L5) is 50% or higher.

Target sample size

44


Research contact person

Name of lead principal investigator

1st name Hideki
Middle name
Last name Kataoka

Organization

Nagasaki University Graduate School of Biomedical Sciences

Division name

Department of Physical Therapy Science

Zip code

852-8520

Address

Nagasaki, Japan, 1-7-1 Sakamoto, Nagasaki 852-8520, Japan

TEL

09022943107

Email

kataoka-hide@kii.bbiq.jp


Public contact

Name of contact person

1st name Hideki
Middle name
Last name Kataoka

Organization

Nagasaki University Graduate School of Biomedical Sciences

Division name

Department of Physical Therapy Science

Zip code

852-8520

Address

1-7-1 Sakamoto Nagasaki city, 852-8520, Nagasaki, Japan

TEL

09022943107

Homepage URL


Email

kataoka-hide@kii.bbiq.jp


Sponsor or person

Institute

Department of Physical Therapy Science, Nagasaki University Graduate School of Biomedical Sciences

Institute

Department

Personal name



Funding Source

Organization

Ministry of Education, Culture, Sports, Science and Technology

Organization

Division

Category of Funding Organization

Japanese Governmental office

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Graduate School of Biomedical Sciences, Health Science Courses, Ethics Committee

Address

1-7-1 Sakamoto Nagasaki city, Nagasaki, Japan

Tel

095-819-7198

Email

miyaji195@nagasaki-u.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 09 Month 26 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

Open public recruiting

Date of protocol fixation

2026 Year 06 Month 11 Day

Date of IRB

2026 Year 03 Month 18 Day

Anticipated trial start date

2026 Year 06 Month 11 Day

Last follow-up date

2028 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

2026 Year 09 Month 26 Day

Last modified on

2026 Year 09 Month 26 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000070571