Muscle Activation Characteristics During Spinal Manipulation in Healthy and Low Back Pain Participants

Back Pain Clinical Trial

Official title:

Muscle Activation Characteristics During Spinal Manipulation in Healthy and Low Back Pain Participants

Clinical Trial Details — Status: Completed

Administrative data

• NCT number: NCT03483714
• Other study ID #: LSM
• Status: Completed
• First received: March 11, 2018
• Last updated: March 28, 2018
• Start date: February 1, 2011
• Est. completion date: November 5, 2015

Study information

• Verified date: March 2018
• Source: University of Denver
• Contact: n/a
• Is FDA regulated: No
• Study type: Observational

Clinical Trial Summary

To characterize muscle activity through electromyography (EMG) of the lumbar spine during high velocity, low amplitude (HVLA) spinal manipulation according to parameters of practitioner contact (location, applied force) in healthy participants and two categories of low back pain participants.

Recruitment information / eligibility

• Status: Completed
• Enrollment: 60
• Est. completion date: November 5, 2015
• Est. primary completion date: November 5, 2015
• Accepts healthy volunteers: Accepts Healthy Volunteers
• Gender: All
• Age group: 18 Years to 55 Years

Eligibility

Inclusion Criteria:

• male and female participants ages 18 to 55 years old

Exclusion Criteria:

Active Worker's Compensation claim related to low back pain episode Active personal injury case related to low back pain episode Currently taking muscle relaxers, steroids, or narcotics

• Body mass index > 30 kg/m2

• Active cancer process

• Active infection

• Pregnancy

• High risk of osteoporosis assessed using the World Health Organization Fracture Risk Assessment Tool (included in submission)

• Osteogenic conditions (see screening questionnaire)

• Premature menopause

• Latex Allergies

• Lumbar spine or pelvic surgery

• Past spinal trauma producing spinal fracture

Related Conditions & MeSH terms

• Back Pain
• Low Back Pain

Intervention

Procedure:
• Spinal Manipulation
HVLA (High Velocity Low Amplitude) spinal manipulation directed at the lumbar spine and sacroiliac (SI) joints

Locations

Country	Name	City	State
United States	University of Denver	Denver	Colorado

Sponsors (1)

Lead Sponsor	Collaborator
University of Denver

Country where clinical trial is conducted

United States, 

References & Publications (3)

Currie SJ, Myers CA, Durso C, Enebo BA, Davidson BS. The Neuromuscular Response to Spinal Manipulation in the Presence of Pain. J Manipulative Physiol Ther. 2016 May;39(4):288-93. doi: 10.1016/j.jmpt.2016.02.011. Epub 2016 Apr 6. — View Citation

Currie SJ, Myers CA, Krishnamurthy A, Enebo BA, Davidson BS. Methods of Muscle Activation Onset Timing Recorded During Spinal Manipulation. J Manipulative Physiol Ther. 2016 May;39(4):279-87. doi: 10.1016/j.jmpt.2016.03.001. Epub 2016 Apr 9. — View Citation

Myers CA, Enebo BA, Davidson BS. Optimized prediction of contact force application during side-lying lumbar manipulation. J Manipulative Physiol Ther. 2012 Nov-Dec;35(9):669-77. doi: 10.1016/j.jmpt.2012.10.010. — View Citation

Outcome

Type	Measure	Description	Time frame	Safety issue
Primary	Muscle Response	Muscle activity of the lumbar spinal musculature as measured by both surface and indwelling electromyography. Total response expressed as a percentage of muscles "on".	During spinal manipulation at the time of testing
Primary	Muscle Activity Onset Delay	Muscle activity of the lumbar spinal musculature as measured by both surface and indwelling electromyography. Time delay between the manipulation force and the muscle activity	During spinal manipulation at the time of testing