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StrokePhase 2NCT00850408

Enhancing the Response to Rehabilitation After Stroke Using Repetitive Transcranial Magnetic Stimulation (rTMS)

A Phase 2 study testing Repetitive Transcranial Magnetic Stimulation in people with Stroke, run by McGill University Health Centre/Research Institute of the McGill University Health Centre at 1 site in Canada.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

Weakness of the arm and hand results in long-term disability for many persons who suffer a stroke. After the initial recovery phase, only limited gains are achieved by retraining the weak limb to perform daily tasks. Read more about this study

Who is it for?
Ages 19 years and older
Conditions the study is for
Stroke
What is being tested?
Repetitive Transcranial Magnetic Stimulation
Type of treatment
Surgery or procedure
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
11 participants
Where
1 siteCanada
Study dates
Jun 2008to Mar 2011
Phase
Phase 2
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 19 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • first clinical stroke involving the middle cerebral artery confirmed by CT or MRI scan during acute care at the MUHC, or second stroke involving the same hemisphere when there were no clinical residual effects from the first stroke;
  • cortical or subcortical stroke resulting in hemiparesis;
  • at least 3 months post-stroke;
  • discharged from standard rehabilitation;
  • able to provide informed consent, to follow instructions and participate in therapy, as evidenced by Mini Mental State Exam score > 14;
  • able to understand instructions in English or French.

Who cannot join

  • minimal or no residual upper extremity motor impairment;
  • severe upper extremity motor impairment as indicated by inability to produce any voluntary contraction of intrinsic hand muscles; severe cognitive impairment in language or attention sufficient to impair communication during the consenting or intervention procedures (score < 14 on the Mini Mental Status Exam);
  • other central nervous system disorder or peripheral neuropathy of the upper extremity;
  • pain, spasticity, or other complications that would prevent participation in the intervention;
  • history of seizure confirmed by interview and medical chart review;
  • comorbidity such as Parkinson's disease, osteoarthritis, or cancer, precluding full participation in the assessments and in the experimental intervention;
  • other conditions that increase the risk of side effects due to rTMS procedures: metal in cranium, intracardiac line, increased intracranial pressure, pregnancy, cardiac pacemaker, medication pump, tricyclic antidepressants, neuroleptics, history of seizure in the immediate family

Trial locations and contacts

1 site in 1 country.

Canada1 site
  • Royal Victoria Hospital

    Montreal, Quebec, H3A 1A1

Other trials in Canada

About this study

Official title: Enhancing the Response to Rehabilitative Interventions After Stroke Using Transcranial Magnetic Stimulation

Weakness of the arm and hand results in long-term disability for many persons who suffer a stroke. After the initial recovery phase, only limited gains are achieved by retraining the weak limb to perform daily tasks. However, new treatment strategies such as repetitive transcranial magnetic stimulation (rTMS) show promise for enhancing motor recovery after stroke. rTMS is a noninvasive technique for modifying brain activity that aims to improve motor function by correcting abnormal patterns that occur after stroke. We believe that giving rTMS right before a therapy session will prepare the brain so that the patient is better able to participate in and benefit from training of the hand and arm. The goal of this study is to test how well this new strategy works to improve recovery in people who have mild to moderate weakness of the arm and hand after stroke.

Participants will receive magnetic stimulation of the movement area of the brain just prior to arm and hand training for a series of eight sessions. We will evaluate changes in hand and arm function after the intervention and one month later to see if the changes are maintained. We will also test whether some groups of people benefit more than others from the intervention. If improvements in hand and arm function are observed after the intervention, we will test it more rigourously in a future clinical trial in which participants are randomly assigned to different treatment conditions. This research will show whether brain stimulation can be used to improve the effectiveness of rehabilitation care.

Conditions
Stroke
Being tested
Repetitive Transcranial Magnetic Stimulation
Keywords
Stroke, rTMS, TMS, Rehabilitation, Upper Extremity
Medical subject headings
Stroke

What participants receive

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

  • Repetitive Transcranial Magnetic StimulationProcedure or surgery

    For real rTMS,1200 pulses will be delivered at a frequency of 1Hz, with an intensity equal to the 115% of the motor threshold as established at baseline. For Sham rTMS, procedures will be identical to those used for real rTMS with the exception that a placebo coil will be used, which provides acoustic and sensory stimulation like the real coil but does not stimulate neural tissue. 20-minute Real and Sham stimulation sessions will be administered bi-weekly for a period of 4 weeks

Study groups in NCT00850408
Study groupRoleWhat they receive
Real rTMSExperimentalReal rTMS - subjects receiving real repetitive TMS - 1Hz over unaffected hemisphere
Receives: Procedure: Repetitive Transcranial Magnetic Stimulation
Sham rTMSSham comparatorSham rTMS
Receives: Procedure: Repetitive Transcranial Magnetic Stimulation

What is being measured

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

  1. The Box and Blocks Test of Manual Dexterity

    Measured: Post-intervention and 1 month later

Secondary outcomes (1)
  1. Cortical excitability of the motor system

    Measured: Post-intervention and one month later

Timeline

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

  1. First posted25 Feb 2009 (estimated)
  2. Study startJun 2008
  3. Primary completionMar 2011
  4. Study completionMar 2011

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 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Triple blind
Who is masked
Participant, Investigator, Outcomes assessor
Enrolment
11 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00850408
Sponsor's protocol ID
172502
Other IDs
CHIR MOP 84354, CHIR MOP 84354
Status last verified
Apr 2013
First submitted
24 Feb 2009
Last updated
24 Apr 2013
Results posted
No
Data monitoring committee
Yes

Publications

  • Higgins J, Koski L, Xie H. Combining rTMS and Task-Oriented Training in the Rehabilitation of the Arm after Stroke: A Pilot Randomized Controlled Trial. Stroke Res Treat. 2013;2013:539146. doi: 10.1155/2013/539146. Epub 2013 Dec 3.

    PubMed 24363954

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Repetitive Transcranial Magnetic Stimulation in people with Stroke, run by McGill University Health Centre/Research Institute of the McGill University Health Centre at 1 site in Canada.

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 6 inclusion and 7 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: stopped early, as of the sponsor's last update on 24 Apr 2013. 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 Canada. 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. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study was stopped early. Results are not available in the source record.

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?

The Box and Blocks Test of Manual Dexterity (time frame: Post-intervention and 1 month later). 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 NCT00850408, which also lists 1 linked publication.

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 24 Apr 2013.

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