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Spinal Cord InjuriesNCT02562001

Association Between tDCS and Lokomat Training in Patients With Incomplete Spinal Cord Injury

A study testing Outpatient active group and Inpatient active group in people with Spinal Cord Injuries, run by University of Sao Paulo General Hospital at 1 site in Brazil.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The spinal cord injury is identified as the major cause of permanent disability worldwide, with the loss of ability to walk being the largest and most devastating of them for these patients. Read more about this study

Who is it for?
Ages 18 to 65 years
Conditions the study is for
Spinal Cord Injuries
What is being tested?
Outpatient active group and Inpatient active group
Type of treatment
Medical device
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
42 participants
Where
1 siteBrazil
Study dates
6 May 2015to 5 May 2018
Phase
Interventional
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 65 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Clinical and radiological diagnosis of incomplete spinal cord injury of traumatic origin;
  • 1 to 36 months of lesion;
  • ASIA C and D;
  • Stable clinical status;
  • Cognitive function preserved in order to understand and execute the experiment and follow the instructions (Wechsler Adult Intelligence Scale - WASI 2014);
  • Written informed consent;
  • Tolerance to sit upright for at least 1 hour.

Who cannot join

  • Traumatic brain injury history, stroke, epilepsy and/or any other previous or concomitant neurological conditions to spinal cord injury;
  • Presence of progressive neurodegenerative disease;
  • Previous orthopedic problems (eg osteoarthritis, joint deformities);
  • Member hypertonic (grade > 3 on the modified Ashworth scale);
  • Active/passive joint range of motion limitations;
  • Irreversible muscle contractures;
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  • Lack of physical resistance during proposed physical training;
  • Disabling fatigue;
  • Body weight > 150 Kg;
  • Osteoporosis with pathological fracture risk;
  • Asymmetry in the lower limbs > 2 cm;
  • Skin lesions and / or pressure ulcer in areas where the orthosis of Lokomat will press;
  • Any other exclusion criteria established by medical decision.
  • Skin lesions in the stimulation site; presence of electric, magnetic or mechanically activated implant (including cardiac pacemakers); intracerebral vascular clip or any other electrically sensitive device; pregnancy; metal in any part of the head; history of epilepsy resistant to medication; history of seizures or loss of consciousness not clarified and / or unaccompanied by a doctor.
  • Cardiac pacemaker; unstable angina or other decompensated heart disease; decompensated chronic obstructive pulmonary disease; unchecked autonomic dysreflexia that hinders Lokomat training; unhealed fracture of the bones of the lower limbs; tracheostomy; deformities and stiffness of the hip joint, knee ( ≥ 20° flexion) and ankle ( ≥ 10° plantar flexion).

Trial locations and contacts

1 site in 1 country.

Brazil1 site
  • Instituto de Medicina Física e Reabilitação, Hospital das Clínicas, Faculdade de Medicina da Universidade de São Paulo

    São Paulo, 04116-030

Other trials in Brazil

About this study

Official title: Association of Transcranial Direct Current Stimulation (tDCS) With Gait Training With Partial Body Weight Support on the Robotic Device (Lokomat) for Treatment of Patients With Incomplete Spinal Cord Injury

The spinal cord injury is identified as the major cause of permanent disability worldwide, with the loss of ability to walk being the largest and most devastating of them for these patients. Our goal is to analyze the effects of electrical transcranial direct-current stimulation (tDCS) combined with gait training with partial body weight support aided by robotic device (Lokomat, Hocoma) in the gait of patients with incomplete spinal cord injury (SCI). In this stratified randomized double-blind study, the participants will be randomly allocated into one of both groups, outpatients (GA) or inpatients (GI), and will receive active or placebo tDCS followed by gait training with Lokomat (GA: 3 sessions/week x 10 weeks = 30 sessions; GI: 5 sessions/week x 6 weeks = 30 sessions). The functional assessments (through clinical and functional scales, assess gait, muscle strength, spasticity, balance and pain) and neurophysiological (cortical excitability measured by transcranial magnetic stimulation, electroencephalography and functional near-infrared spectroscopy) will be held before and after the training period. The functional assessments will be also held after 15 sessions (intermediate) and after 3 months follow up. The expected result is that patients that received the active tDCS presents an improvement over the ground gait after the Lokomat training period significantly greater than the placebo group, with relations between neurophysiologic, kinematics and functional measurements.

Read the detailed description

The spinal cord injury is identified as the major cause of permanent disability worldwide, with the loss of ability to walk being the largest and most devastating of them for these patients. Therefore, our goal is to analyze the effects of the treatment with electrical transcranial direct-current stimulation (tDCS) associated with gait training with partial body weight support aided by robotic device (Lokomat, Hocoma) in the gait of patients with incomplete spinal cord injury (SCI) classified as AIS C and D. In this stratified randomized double-blind study, the participants will be randomly allocated into one of both groups, outpatients (GA) or inpatients (GI), and will receive active or placebo tDCS followed by gait training with Lokomat (GA: 3 sessions/week x 10 weeks = 30 sessions; GI: 5 sessions/week x 6 weeks = 30 sessions). The functional assessments (through clinical and functional scales, assess gait, muscle strength, spasticity, balance and pain) and neurophysiological (cortical excitability measured by transcranial magnetic stimulation, electroencephalography and functional near-infrared spectroscopy) will be held before and after the training period. The functional assessments will be also held after 15 sessions (intermediate) and after 3 months follow up. The expected result is that patients that received the active (tDCS) presents an improvement over the ground gait after the Lokomat training period, significantly greater than the placebo group, with positive correlation between neurophysiologic, kinematics and functional measurements.

Being tested
Outpatient active group, Outpatient placebo group, Inpatient active group, Inpatient placebo group
Keywords
Spinal Cord Injuries, gait training, robotic, Lokomat, Transcranial Magnetic Stimulation, transcranial direct-current stimulation, Electroencephalography, Functional near-infrared spectroscopy
Medical subject headings
Spinal Cord Injuries

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Outpatient active groupDevice

    Also called tDCS active

    active tDCS during 20 minutes before Lokomat training for outpatients

  • Outpatient placebo groupDevice

    Also called tDCS placebo

    placebo tDCS during 20 minutes before Lokomat training for outpatients

  • Inpatient active groupDevice

    Also called tDCS active

    active tDCS during 20 minutes before Lokomat training for inpatients

  • Inpatient placebo groupDevice

    Also called tDCS placebo

    placebo tDCS during 20 minutes before Lokomat training for inpatients

Study groups in NCT02562001
Study groupRoleWhat they receive
Outpatient active groupExperimentalThis group will receive active tDCS, combined with Lokomat gait training
Receives: Device: Outpatient active group
Inpatient active groupExperimentalThis group will receive active tDCS, combined with Lokomat gait training
Receives: Device: Inpatient active group
Outpatient placebo groupExperimentalThis group will receive placebo tDCS, combined with Lokomat gait training
Receives: Device: Outpatient placebo group
Inpatient placebo groupExperimentalThis group will receive placebo tDCS, combined with Lokomat gait training
Receives: Device: Inpatient placebo group

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. A. Change in the Walk Index for Spinal Cord Injury, WISCI II

    Measured: pre (before treatment) [t0], inter (after 15 sessions) [after 5 weeks GA and after 3 weeks GI], post (after treatment) [after 10 weeks GA and after 6 weeks GI] and 3 months follow up [after 22 weeks GA and after 18 weeks GI]

Secondary outcomes (20)
  1. American Spinal Injury Association Impairment Scale - ASIA

    Measured: pre (before treatment) [t0]

  2. Change in the (Wechsler Adult Intelligence Scale - WASI 2014)

    Measured: pre (before treatment) [t0], post (after treatment) [after 10 weeks GA and after 6 weeks GI] and 3 months follow up [after 22 weeks GA and after 18 weeks GI]

  3. Change in the Ashworth Modified Scale

    Measured: pre (before treatment) [t0],inter (after 15 sessions) [after 5 weeks GA and after 3 weeks GI], post (after treatment) [after 10 weeks GA and after 6 weeks GI] and 3 months follow up [after 22 weeks GA and after 18 weeks GI]

  4. Change in the Berg Balance Test

    Measured: pre (before treatment) [t0],inter (after 15 sessions) [after 5 weeks GA and after 3 weeks GI], post (after treatment) [after 10 weeks GA and after 6 weeks GI] and 3 months follow up [after 22 weeks GA and after 18 weeks GI]

  5. Change in the 10 meters Walking Test and 6 Minutes Walking test

    Measured: pre (before treatment) [t0], inter (after 15 sessions) [after 5 weeks GA and after 3 weeks GI], post (after treatment) [after 10 weeks GA and after 6 weeks GI] and 3 months follow up [after 22 weeks GA and after 18 weeks GI]

  6. Change in the Time Up and Go Test - TUG

    Measured: pre (before treatment) [t0], inter (after 15 sessions) [after 5 weeks GA and after 3 weeks GI], post (after treatment) [after 10 weeks GA and after 6 weeks GI] and 3 months follow up [after 22 weeks GA and after 18 weeks GI]

  7. Change in the Short Form - 36 Quality of Life Test - SF 36

    Measured: pre (before treatment) [t0], post (after treatment) [after 10 weeks GA and after 6 weeks GI] and 3 months follow up [after 22 weeks GA and after 18 weeks GI]

  8. Change in the Spinal Cord Independence Measure - SCIM

    Measured: pre (before treatment) [t0], inter (after 15 sessions) [after 5 weeks GA and after 3 weeks GI], post (after treatment) [after 10 weeks GA and after 6 weeks GI] and 3 months follow up [after 22 weeks GA and after 18 weeks GI]

  9. Change in the Lower Extremity Isokinetic Dynamometry

    Measured: pre (before treatment) [t0], post (after treatment) [after 10 weeks GA and after 6 weeks GI]

  10. Change in the Visual Analogic Scale - VAS

    Measured: pre (before treatment) [t0], inter (after 15 sessions) [after 5 weeks GA and after 3 weeks GI], post (after treatment) [after 10 weeks GA and after 6 weeks GI] and 3 months follow up [after 22 weeks GA and after 18 weeks GI]

  11. Change in the Brazilian version of the McGill Pain Questionnaire

    Measured: pre (before treatment) [t0], post (after treatment) [after 10 weeks GA and after 6 weeks GI] and 3 months follow up [after 22 weeks GA and after 18 weeks GI]

  12. Change in the Pressure Algometer

    Measured: pre (before treatment) [t0], inter (after 15 sessions) [after 5 weeks GA and after 3 weeks GI], post (after treatment) [after 10 weeks GA and after 6 weeks GI] and 3 months follow up [after 22 weeks GA and after 18 weeks GI]

  13. Change in the Conditioned Pain Modulation - CPM

    Measured: pre (before treatment) [t0], inter (after 15 sessions) [after 5 weeks GA and after 3 weeks GI], post (after treatment) [after 10 weeks GA and after 6 weeks GI] and 3 months follow up [after 22 weeks GA and after 18 weeks GI]

  14. Change in the Pain-Related Self-Statements Scale - Catastrophizing Subscale (PRSS-Catastrophizing)

    Measured: pre (before treatment) [t0], post (after treatment) [after 10 weeks GA and after 6 weeks GI] and 3 months follow up [after 22 weeks GA and after 18 weeks GI]

  15. Change in the Hospital Anxiety and Depression Scale - HAD

    Measured: pre (before treatment) [t0], post (after treatment) [after 10 weeks GA and after 6 weeks GI] and 3 months follow up [after 22 weeks GA and after 18 weeks GI]

  16. Change in the Beck Depression Inventory

    Measured: pre (before treatment) [t0], post (after treatment) [after 10 weeks GA and after 6 weeks GI] and 3 months follow up [after 22 weeks GA and after 18 weeks GI]

  17. Change in the Patient Health Questionnaire 9 - PHQ 9

    Measured: pre (before treatment) [t0], post (after treatment) [after 10 weeks GA and after 6 weeks GI] and 3 months follow up [after 22 weeks GA and after 18 weeks GI]

  18. Change in the Transcranial Magnetic Stimulation

    Measured: pre (before treatment) [t0], post (after treatment) [after 10 weeks GA and after 6 weeks GI]

  19. Change in the Functional Near-Infrared Spectroscopy - fNIRS 16 optodes (48 channels)

    Measured: pre (before treatment) [t0], post (after treatment) [after 10 weeks GA and after 6 weeks GI]

  20. Change in the Electroencephalography

    Measured: pre (before treatment) [t0], post (after treatment) [after 10 weeks GA and after 6 weeks GI]

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted29 Sep 2015 (estimated)
  2. Study start6 May 2015
  3. Primary completion5 May 2018
  4. Study completion5 May 2018

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Double blind
Who is masked
Participant, Investigator
Enrolment
42 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02562001
Sponsor's protocol ID
43450715.7.0000.0068_CAAE
Status last verified
Jun 2021
First submitted
30 Jul 2015
Last updated
8 Jun 2021
Results posted
No
Data monitoring committee
No

Publications

  • Pai MYB, Terranova TT, Simis M, Fregni F, Battistella LR. The Combined Use of Transcranial Direct Current Stimulation and Robotic Therapy for the Upper Limb. J Vis Exp. 2018 Sep 23;(139):58495. doi: 10.3791/58495.

    PubMed 30295660
  • Simis M, Uygur-Kucukseymen E, Pacheco-Barrios K, Battistella LR, Fregni F. Beta-band oscillations as a biomarker of gait recovery in spinal cord injury patients: A quantitative electroencephalography analysis. Clin Neurophysiol. 2020 Aug;131(8):1806-1814. doi: 10.1016/j.clinph.2020.04.166. Epub 2020 May 22.

    PubMed 32540720

Questions about this trial

What is this clinical trial studying?

A study testing Outpatient active group and Inpatient active group in people with Spinal Cord Injuries, run by University of Sao Paulo General Hospital at 1 site in Brazil.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 7 inclusion and 15 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 8 Jun 2021. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in Brazil. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

A. Change in the Walk Index for Spinal Cord Injury, WISCI II (time frame: pre (before treatment) [t0], inter (after 15 sessions) [after 5 weeks GA and after 3 weeks GI], post (after treatment) [after 10 weeks GA and after 6 weeks GI] and 3 months follow up [after 22 weeks GA and after 18 weeks GI]). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT02562001, which also lists 2 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 8 Jun 2021.

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