Jonathan S. Dufour

ORCID: 0000-0002-5468-3033
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About
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Research Areas
  • Musculoskeletal pain and rehabilitation
  • Ergonomics and Musculoskeletal Disorders
  • Muscle activation and electromyography studies
  • Spine and Intervertebral Disc Pathology
  • Effects of Vibration on Health
  • Balance, Gait, and Falls Prevention
  • Motor Control and Adaptation
  • Sports Performance and Training
  • Scoliosis diagnosis and treatment
  • Cerebral Palsy and Movement Disorders
  • Stroke Rehabilitation and Recovery
  • Occupational health in dentistry
  • Winter Sports Injuries and Performance
  • Cholinesterase and Neurodegenerative Diseases
  • Opioid Use Disorder Treatment
  • Power Systems and Technologies
  • Thermal Analysis in Power Transmission
  • Myofascial pain diagnosis and treatment
  • Medical Imaging and Analysis
  • Exercise and Physiological Responses
  • Occupational Health and Performance
  • Automotive and Human Injury Biomechanics
  • Prosthetics and Rehabilitation Robotics
  • Power System Reliability and Maintenance
  • Pain Mechanisms and Treatments

The Ohio State University
2013-2025

The Spine Institute
2025

Baker Engineering (United States)
2016-2017

Abstract In 2019, the National Health Interview survey found that nearly 59% of adults reported pain some, most, or every day in past 3 months, with 39% reporting back pain, making most prevalent source and a significant issue among adults. Often, identifying direct, treatable cause for is challenging, especially as it often attributed to complex, multifaceted issues involving biological, psychological, social components. Due difficulty treating true chronic low (cLBP), an over-reliance on...

10.1093/pm/pnac202 article EN cc-by Pain Medicine 2023-01-09

Abstract Objective Chronic low back pain (cLBP) is a common condition that impacts quality of life and function. There are many evidence-based treatments to address cLBP; however, treatment effects modest, perhaps in part due individual variation response. The Biomarkers for Evaluating Spine Treatments (BEST) Trial was designed as the collaborative centerpiece Back Pain Consortium (BACPAC) research program. This consortium sponsored by National Institute Arthritis Musculoskeletal Skin...

10.1093/pm/pnaf032 article EN Pain Medicine 2025-04-09

Though biomechanically determined guidelines exist for lifting, existing recommendations pushing and pulling were developed using a psychophysical approach. The current study aimed to establish objective hand force limits based on the results of biomechanical assessment forces lumbar spine during occupational activities. Sixty-two subjects performed tasks in laboratory setting. An electromyography-assisted model estimated spinal loads, while turning torque measured via transducers. Mixed...

10.1080/00140139.2017.1417643 article EN Ergonomics 2017-12-15

Neck pain is a common cause of disability worldwide. Lack objective tools to quantify an individual's functional results in the widespread use subjective assessments measure limitations spine function and response interventions. This study assessed reliability quantifying neck using wearable cervical motion tracking system. Three novice raters recorded on 20 volunteers device. Kinematic features from signals all three anatomical planes were extracted used as inputs repeated measures...

10.3390/s23031448 article EN cc-by Sensors 2023-01-28

The objective of this study was to investigate potential associations between an individual's psychophysical maximum acceptable force (MAF) during pushing tasks and biomechanical tissue loads within the lumbar spine. Ten subjects (eight males, two females) pushed a cart with unknown weight at one push every minute for distance 3.9 m. Two independent variables were investigated, control handle orientation while evaluating their association MAF. Dependent hand each MAF determination preceding...

10.1080/00140139.2012.692819 article EN Ergonomics 2012-06-07

The objectives of this study were to quantify loads imposed upon the lumbar spine while lifting/lowering with one versus two hands and create guidelines for one-handed that are protective lower back. Thirty subjects (15 male, 15 female) performed one- two-handed exertions in a laboratory, lifting from/lowering 18 lift origins/destinations using medicine balls varying masses. An electromyography-assisted model predicted peak spinal loads, which related tissue tolerance limits recommended...

10.1080/00140139.2020.1727023 article EN Ergonomics 2020-02-06

The objective of this study was to test the feasibility using a pair wearable inertial measurement unit (IMU) sensors accurately capture dynamic joint motion data during simulated occupational conditions. Eleven subjects (5 males and 6 females) performed repetitive neck, low-back, shoulder motions simulating low- high-difficulty tasks in laboratory setting. Kinematics for each 3 joints were measured via IMU addition "gold standard" passive marker optical system. accuracy benchmarked relative...

10.1123/jab.2020-0213 article EN Journal of Applied Biomechanics 2021-03-09

Observational Study.The primary objective was to determine if there were differences in spine structure measures between experimental postures and standard supine posture MRIs.Thirty-four low back pain patients included. MRI taken 6 postures. The dependent includes sagittal view anterior (ADH), middle posterior disc heights, thecal sac width, left/right foraminal height (FH). In the axial view: left right height. Measures done L3/L4, L4/L5 L5/S1. Each subject served as their own control....

10.1080/00207454.2020.1825420 article EN International Journal of Neuroscience 2020-09-18

Biomechanically-assisted models have been developed to estimate spine tissue loads in vivo and used assess the potential risk of injuries workers. However, most biomechanical represented trunk muscles as straight-lines vectors acting between a muscle origin insertion. Even though straight-line behaved reasonably well simple dynamic occupational tasks, this assumption could be problematic complex multidimensional tasks that include highly asymmetric or extreme bending postures. Previous...

10.1177/1541931213601262 article EN Proceedings of the Human Factors and Ergonomics Society Annual Meeting 2016-09-01

BackgroundMotion Sickness increases risk of performance deficits and safety flight concerns. The etiology motion sickness is poorly understood. Here, we attempted to quantify the physiological effects on static balance determine genetic predictors associated with these effects.Methods16 subjects underwent a disorientation stimulus induce sickness. Motion susceptibility was identified using Susceptibility Questionnaire. Postural outcomes were measured two tasks, small ribonucleic acid...

10.1016/j.heliyon.2023.e14413 article EN cc-by-nc-nd Heliyon 2023-03-01

Introduction Low back pain is a significant burden to society and the lack of reliable outcome measures, combined with prevailing inability quantify biopsychosocial elements implicated in disease, impedes clinical decision-making distorts treatment efficacy. This paper aims validate utility spine platform provide standardized wearable sensor-derived functional motion assessments assess function differentiate between healthy controls patients. Secondarily, we explored correlation these...

10.1136/rapm-2023-104840 article EN Regional Anesthesia & Pain Medicine 2023-10-09
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