NCT01615718

Brief Summary

In this study, the investigators aim to investigate the effects of non-invasive neurostimulation - low-intensity transcranial electrical stimulation in conjunction with transcranial ultrasound (TUS)- on the motor symptoms associated with Parkinson's disease. The investigators want to see if there is a difference between active and sham stimulation on these motor symptoms.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
48

participants targeted

Target at P25-P50 for not_applicable

Timeline
Completed

Started Sep 2013

Longer than P75 for not_applicable

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

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Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

May 30, 2012

Completed
12 days until next milestone

First Posted

Study publicly available on registry

June 11, 2012

Completed
1.2 years until next milestone

Study Start

First participant enrolled

September 1, 2013

Completed
5.6 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

April 1, 2019

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

April 1, 2019

Completed
Last Updated

January 27, 2021

Status Verified

January 1, 2021

Enrollment Period

5.6 years

First QC Date

May 30, 2012

Last Update Submit

January 26, 2021

Conditions

Keywords

noninvasive stimulationmotor functiontranscranial stimulationtranscranial ultrasoundbrain stimulation

Outcome Measures

Primary Outcomes (1)

  • Changes in Motor Function

    We will measure motor symptoms using the Unified Parkinson's Disease Rating Scale (UPDRS), bradykinesia tests and walking tests. We will assess the changes in these scales from baseline.

    Measured for approximately 2 months

Secondary Outcomes (2)

  • Safety

    Measured for approximately 2 months

  • Neurophysiological Changes

    Measured for approximately 2 months

Study Arms (4)

Active Electrical Stim/Active Ultrasound

EXPERIMENTAL

Subjects will undergo active low-intensity transcranial electrical stimulation in conjunction with active transcranial ultrasound for 20 minutes.

Procedure: low-intensity transcranial electrical stimulationProcedure: transcranial ultrasound

Sham Electrical Stim/Sham Ultrasound

SHAM COMPARATOR

Subjects will undergo sham (placebo) low-intensity transcranial electrical stimulation in conjunction with sham transcranial ultrasound for 20 minutes.

Procedure: low-intensity transcranial electrical stimulationProcedure: transcranial ultrasound

Active Electrical Stim/Sham Ultrasound

ACTIVE COMPARATOR

Subjects will undergo active low-intensity transcranial electrical stimulation in conjunction with sham (placebo) transcranial ultrasound for 20 minutes.

Procedure: low-intensity transcranial electrical stimulationProcedure: transcranial ultrasound

Sham Electrical Stim/Active Ultrasound

ACTIVE COMPARATOR

Subjects will undergo sham (placebo) low-intensity transcranial electrical stimulation in conjunction with active transcranial ultrasound for 20 minutes.

Procedure: low-intensity transcranial electrical stimulationProcedure: transcranial ultrasound

Interventions

Subjects will undergo 20 minutes of low-intensity transcranial electrical stimulation of up to 2mA. During active stimulation, the current will be active for 20 minutes - however, during sham stimulation (placebo) the current will not be active for the full 20 minutes.

Active Electrical Stim/Active UltrasoundActive Electrical Stim/Sham UltrasoundSham Electrical Stim/Active UltrasoundSham Electrical Stim/Sham Ultrasound

Subjects will undergo 20 minutes of transcranial ultrasound. During active stimulation, the ultrasound will be active for 20 minutes - however, during sham stimulation (placebo) the ultrasound will not be active for the full 20 minutes.

Active Electrical Stim/Active UltrasoundActive Electrical Stim/Sham UltrasoundSham Electrical Stim/Active UltrasoundSham Electrical Stim/Sham Ultrasound

Eligibility Criteria

Age40 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Documentation of PD diagnosis from their clinician by either a letter or verification through their medical record
  • Research criteria of "possible" or "probable" PD, as defined by Gelb et al (Gelb D, Oliver E, Gilman S. Diagnostic Criteria for Parkinson Disease. Arch Neurol.1999;56:33-39)\[1\]
  • Age 40 or over;
  • Taking stable medications for at least 30 days

You may not qualify if:

  • Features suggestive of other causes of parkinsonism/Parkinson's-plus syndromes;
  • History of deep brain stimulation or ablation surgery, mass brain lesions;
  • History of schizophrenia, schizoaffective disorder, other psychosis, episode of bipolar illness, alcohol/drug abuse within the past year;
  • Need for rapid clinical response due to conditions such as initiation, psychosis, or suicidal;
  • Contraindications to transcranial brain stimulation or TUS, i.e. metal in the head, implanted brain medical devices, etc;
  • Unstable medical conditions (e.g. uncontrolled diabetes, uncompensated cardiac issues, heart failure, pulmonary issues, or chronic obstructive pulmonary disease);
  • Pregnancy.
  • Epilepsy or disorders that increase likelihood of seizures including: moderate or severe traumatic brain injury, congenital birth defects leading to seizures, brain tumor, metabolism disorders associated with seizures, and nonlacunar stroke.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Spaulding Rehabilitation Hospital

Boston, Massachusetts, 02144, United States

Location

MeSH Terms

Conditions

Parkinson Disease

Condition Hierarchy (Ancestors)

Parkinsonian DisordersBasal Ganglia DiseasesBrain DiseasesCentral Nervous System DiseasesNervous System DiseasesMovement DisordersSynucleinopathiesNeurodegenerative Diseases

Study Officials

  • Timothy Wagner, PhD

    Highland Instruments, Inc.

    PRINCIPAL INVESTIGATOR
  • Felipe Fregni, MD, PhD, MPH

    Spaulding Rehabilitation Hospital

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
DOUBLE
Who Masked
PARTICIPANT, OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
SINGLE GROUP
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Principal Investigator

Study Record Dates

First Submitted

May 30, 2012

First Posted

June 11, 2012

Study Start

September 1, 2013

Primary Completion

April 1, 2019

Study Completion

April 1, 2019

Last Updated

January 27, 2021

Record last verified: 2021-01

Locations