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EMG Training for Altering Activation Patterns After Stroke

Shirley Ryan AbilityLab logo

Shirley Ryan AbilityLab

Status

Unknown

Conditions

Stroke
Weakness, Muscle
Coordination Lack

Treatments

Other: Bilateral
Other: Unilateral

Study type

Interventional

Funder types

Other

Identifiers

NCT03619772
STU00206747

Details and patient eligibility

About

Evaluation of a new EMG controlled game to improve hand function in chronic stroke survivors.

Full description

Increased impairment of the hand is commonly reported as an outcome occurring after a stroke. This impairment is due mainly to the decreased ability to modulate appropriate muscle activation patterns. Issues with appropriately modifying activation patterns can profoundly affect tasks of daily living. This study is evaluating a novel software focusing on retraining hand muscle activation patterns through an Electromyographic (EMG) controlled game. Stroke survivors with chronic, severe hemiparesis of the hand will participate in a longitudinal study consisting of 3 weeks of training. We hypothesize that stroke survivors will experience a decrease in time to complete a test of EMG control, as well as improvement in hand motor control.

Enrollment

20 estimated patients

Sex

All

Ages

18 to 80 years old

Volunteers

No Healthy Volunteers

Inclusion criteria

  • Single, unilateral stroke at least 6 months prior to enrollment
  • Moderate hand impairment defined by Stage 4 or Stage 5 on the Chedoke McMaster Stroke Assessment Scale

Exclusion criteria

  • Visual neglect or deficits (with inability to compensate)
  • Upper extremity orthopedic conditions that interfere with movement
  • Cerebellar stroke

Children, prisoners, or adult unable to provide consent will not be recruited. As the procedures pose no increased risk for pregnant women, we will not specifically exclude them.

Trial design

Primary purpose

Treatment

Allocation

Randomized

Interventional model

Parallel Assignment

Masking

Single Blind

20 participants in 2 patient groups

Bilateral
Experimental group
Description:
Participants will control game using EMG from both upper limbs.
Treatment:
Other: Bilateral
Unilateral
Active Comparator group
Description:
Participants will control game using the more impaired upper limb.
Treatment:
Other: Unilateral

Trial contacts and locations

1

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Data sourced from clinicaltrials.gov

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