Myoelectric Computer Interface to Reduce Muscle Co-activation After Stroke

Northwestern University

Status: Completed

Conditions: Stroke

Treatments: Behavioral: 90-min isometric MyCI training; Behavioral: 90-min movement MyCI training; Behavioral: 60-min isometric MyCI training

Study type: Interventional

Funder types: Other

Identifiers

NCT03579992

STU00042554

Details and patient eligibility

About

This study examines whether in-lab training with a myoelectric-computer interface (MyCI) can reduce abnormal muscle co-activation after stroke.

Enrollment: 35 patients

Sex: All

Ages: 18+ years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• Stroke survivors at least 6 months after stroke onset
• Persistent moderate to severe arm impairment
• Increased arm tone

Exclusion criteria

• Substantial impairment of vision, memory, language or concentration
• Botulinum toxin use in the affected arm
• Concomitant participation in another research study on the arm

Trial design

Primary purpose: Treatment

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Single Blind

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35 participants in 3 patient groups

60-minute Isometric

Experimental group

Description:

60-min Isometric MyCI training: EMG-controlled game training for 60-minutes per session

Treatment:

Behavioral: 60-min isometric MyCI training

90-minute Isometric

Experimental group

Description:

90-min Isometric MyCI training: EMG-controlled game training for 90-minutes per session

Treatment:

Behavioral: 90-min isometric MyCI training

90-minute Movement

Experimental group

Description:

90-min movement MyCI training: EMG-controlled game training for 90-minutes per session

Treatment:

Behavioral: 90-min movement MyCI training