Measurement of shoulder joint movements with ultrasound and electromyography in patients with rotator cuff muscle tears

Not Applicable

Completed

• Conditions: Rotator cuff tear; Musculoskeletal - Other muscular and skeletal disorders

• Registration Number: ACTRN12616000055404
• Lead Sponsor: a Trobe University

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2016-01-20
• Last Update Posted: 13 January 2020

Recruitment & Eligibility

• Status: Completed
• Sex: All
• Target Recruitment: 40

Inclusion Criteria

Inclusion Criteria for experiment group

1. Adults at least 18 years
2. Primary diagnosis of partial or complete tear of at least one rotator cuff muscle confirmed on an ultrasound or MRI scan.
3. To be able to move and hold the arm up to at least 90 degrees abduction and external rotation
4. No ailments that could result in altered sensory or motor function at the shoulder such as peripheral nerve disorders

Inclusion Criteria for comparison group

1. Normal apparently healthy adults matched for gender and age (within 5 years of the experimental group participant)
2. Full range of motion for all arm movements with no present history of pain or shoulder disability
3. No rotator cuff muscle tears diagnostically confirmed on an ultrasound
4. No ailments that could result in altered sensory or motor function at the shoulder such as peripheral nerve disorders.

Exclusion Criteria

Exclusion Criteria for both groups

1. Fracture, dislocation or shoulder instability
2. Insufficient English language skills to be able to read and understand the participant information sheet, consent form and verbal instructions.
3. Fear of needles or allergy to adhesive tape

Study & Design

• Study Type: Observational
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Amount of anterior and posterior glenohumeral joint translation at rest, in response to translation force and with isometric movements will be measured with real time ultrasound: composite primary outcome<br>[During the experiment: one continuous 15 second measurement taken for each study outcome];Muscle activity at rest, in response to translation force and with isometric movements will be measured with electromyography: composite primary outcome<br>[During the experiment: one continuous 15 second measurement taken for each study outcome]

Secondary Outcome Measures

Name	Time	Method
not applicable[not applicable]