Open Access Highly Accessed Research article

Reduced thoracolumbar fascia shear strain in human chronic low back pain

Helene M Langevin12*, James R Fox1, Cathryn Koptiuch1, Gary J Badger3, Ann C Greenan- Naumann4, Nicole A Bouffard1, Elisa E Konofagou5, Wei-Ning Lee5, John J Triano6 and Sharon M Henry7

Author Affiliations

1 Department of Neurology, University of Vermont, Burlington VT, USA

2 Department of Orthopedics & Rehabilitation, University of Vermont, Burlington VT, USA

3 Department of Medical Biostatistics, University of Vermont, Burlington VT, USA

4 Orthopaedic Specialty Center, Fletcher Allen Health Care, Burlington VT, USA

5 Departments of Biomedical Engineering and Radiology, Columbia University, New York, NY, USA

6 Canadian Memorial Chiropractic College, Toronto, ON, Canada

7 Department of Rehabilitation & Movement, Science, University of Vermont, Burlington VT, USA

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BMC Musculoskeletal Disorders 2011, 12:203  doi:10.1186/1471-2474-12-203

Published: 19 September 2011

Additional files

Additional file 1:

Video clip of thoracolumbar fascia motion in human subject with No-LBP. Ultrasound B-scan acquired during passive trunk flexion induced by a motorized articulated table. Ultrasound transducer is placed longitudinally 2 cm from the midline at the level of the L2-3 interspace.

Format: WMV Size: 12.8MB Download file

Open Data

Additional file 2:

Video clip of thoracolumbar fascia motion in human subject with LBP. Ultrasound B-scan acquired during passive trunk flexion induced by a motorized articulated table. Ultrasound transducer is placed longitudinally 2 cm from the midline at the level of the L2-3 interspace.

Format: WMV Size: 9.3MB Download file

Open Data

Additional file 3:

Video clip of cumulative lateral displacement map during one flexion cycle of the table. Red indicates tissue displacement toward the right (rostral) and blue indicates tissue displacement or shear strain toward the left (caudal) (see color scales in Figure 5).

Format: WMV Size: 1.5MB Download file

Open Data

Additional file 4:

Video clip of cumulative lateral shear strain map during one flexion cycle of the table. Red indicates shear strain toward the right (rostral) and blue indicates shear strain toward the left (caudal) (see color scales in Figure 5).

Format: AVI Size: 640KB Download file

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Open Data