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RECRUITING
NCT07886827
NA

Functional Electrical Stimulation Combined With Exercise for Rotator Cuff-Related Shoulder Pain in Older Adults

Sponsor: Lisa Griffin

View on ClinicalTrials.gov

Summary

The goal of this clinical trial is to learn whether adding functional electrical stimulation (FES) to a shoulder exercise program improves how the shoulder muscles work together in older adults with rotator cuff-related shoulder pain. FES uses small electrical currents delivered through pads on the skin to help muscles contract. The main questions it aims to answer are: 1. Does exercise combined with FES improve coordination between the rotator cuff and deltoid muscles more than exercise alone? 2. Does exercise combined with FES increase the space between the top of the upper arm bone and the shoulder blade (acromiohumeral distance), which may reduce pinching of the shoulder tendons? Researchers will compare a group that receives resistance exercise with FES to a group that receives the same resistance exercise without FES. Participants will: 1. Attend exercise sessions 3 times per week for 4 weeks (12 sessions) 2. Complete 4 testing visits: before training, after 2 weeks, after 4 weeks, and 4 weeks after training ends 3. At each testing visit, perform shoulder strength tasks while muscle activity is recorded with sensors on the skin and thin wire sensors placed in the muscle, have an ultrasound of the shoulder, and complete questionnaires about shoulder pain and function

Official title: Functional Electrical Stimulation for Improving Shoulder Pain

Key Details

Gender

All

Age Range

60 Years - Any

Study Type

INTERVENTIONAL

Enrollment

40

Start Date

2025-10-01

Completion Date

2029-09-01

Last Updated

2026-10-21

Healthy Volunteers

No

Interventions

DEVICE

Functional electrical stimulation

Pulsed direct current electrical stimulation delivered by the NEUBIE stimulator through surface electrodes placed over the supraspinatus and infraspinatus muscles during resistance exercises (40 Hz, 0.46 ms pulse width, maximum comfortable intensity).

DEVICE

Sham Functional Electrical Stimulation

Identical electrode placement over the supraspinatus and infraspinatus and identical NEUBIE stimulator setup as the active FES intervention, applied during the same resistance exercises, with stimulator intensity set to 0 so that no electrical current is delivered.

BEHAVIORAL

Progressive Resistance Training

A standardized 3-phase progressive resistance training program (Michener et al., 2024) using elastic resistance bands, performed 3 times per week for 4 weeks under supervision by research staff. Participants progress through phases based on performance and symptom tolerance.

Locations (1)

The University of Texas at Austin, Austin, Texas, 78712

Austin, Texas, United States