About this study

Taking in-clinic measures of elbow flexor electromyography from individuals who have had surgical brachial plexus reconstruction to aid in the design of a future upper extremity assistive orthosis.

Participation eligibility

Participant eligibility includes age, gender, type and stage of disease, and previous treatments or health concerns. Guidelines differ from study to study, and identify who can or cannot participate. There is no guarantee that every individual who qualifies and wants to participate in a trial will be enrolled. Contact the study team to discuss study eligibility and potential participation.

Inclusion Criteria:

  • 18-65 years of age
  • Individuals who have undergone surgical reconstruction of the brachial plexus.
  • Subjects who are in good neuromuscular health with no previous musculoskeletal disease.
  • Patients with injuries resulting in loss of elbow flexion, in particular a traumatic brachial plexus injury
  • Functional passive range of motion of the involved upper extremity
  • Able to follow simple directions
  • Willingness to participate in the study
  • No restriction will be placed on gender, race, or ethnicity.

Exclusion Criteria: 

  • Closed head injury with resultant inability to follow commands.
  • Soft tissue or skeletal injuries which preclude use of an orthosis.
  • Non-functional passive range of motion.
  • Neuropathic pain which prevents use of a powered exoskeleton.

Eligibility last updated 12/15/21. Questions regarding updates should be directed to the study team contact.

Participating Mayo Clinic locations

Study statuses change often. Please contact the study team for the most up-to-date information regarding possible participation.

Mayo Clinic Location Status Contact

Rochester, Minn.

Mayo Clinic principal investigator

Kenton Kaufman, Ph.D.

Open for enrollment

Contact information:

Christine Deml CCRP

(507) 266-0984


More information


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