Strain-Counterstrain Treatment of Piriformis Pain

Recruiting now · Not applicable · Has a placebo group

Conditions studied: Low Back Pain, Mechanical, Piriformis Syndrome, Somatic Dysfunction of Sacral Region (Finding)

In brief

The purpose of this investigator-initiated study is to provide an efficient and non-invasive treatment option for pain caused by the piriformis muscle.

Key facts

Study ID

NCT05023005

Run by

Loma Linda University

People needed

30

Starts

2026-09-01

Expected to finish

2027-09-01

Last updated by the study team

2026-04-24

Who can join

Age: 18 and older, up to 65. Sex: any. Healthy volunteers: accepted.

You may qualify if…

• 18 to 65 years of age
• Tender point (or trigger point) in piriformis muscle determined by physical exam

You may not qualify if…

• Less than 45 degrees of active hip flexion, less than 5 degrees of active hip internal rotation or less than 30 degrees of active hip external rotation, on side of affected piriformis
• Unable to lay prone
• Non-English speaker
• Inability to attend 2 sessions within the same month
• Active cancer
• Pregnant
• Diagnosis of lumbar radiculopathy
• Greater than grade 1 lumbar spondylolisthesis
• Presence of lumbar region Pars Defect
• Receiving massage, acupuncture, chiropractic treatments, osteopathic treatments during study period.

Where it is running

• Loma Linda University Health — Loma Linda, California, United States (enrolling)

Full record on ClinicalTrials.gov

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