Brian Knarr, PhD

Assistant Professor

  • 236 Citations
  • 10 h-Index
20092019
If you made any changes in Pure, your changes will be visible here soon.

Research Output 2009 2019

  • 236 Citations
  • 10 h-Index
  • 30 Article
  • 3 Conference contribution
Filter
Article
2019
1 Citation (Scopus)

Comparing single and multi-joint methods to detect knee joint proprioception deficits post primary unilateral total knee arthroplasty

Ouattas, A., Wellsandt, E., Hunt, N. H., Boese, C. K. & Knarr, B. A., Aug 2019, In : Clinical Biomechanics. 68, p. 197-204 8 p.

Research output: Contribution to journalArticle

Proprioception
Knee Replacement Arthroplasties
Knee Joint
Joints
Knee

Dynamic structure of variability in joint angles and center of mass position during user-driven treadmill walking

Kempski, K. M., Ray, N. T., Knarr, B. A. & Higginson, J. S., Jun 2019, In : Gait and Posture. 71, p. 241-244 4 p.

Research output: Contribution to journalArticle

Locomotion
Walking
Joints
Healthy Volunteers
Rehabilitation

Effets d'un programme d'entraînement correctif de 16 semaines sur les moments articulaires tridimensionnels des membres inférieurs dominants et non-dominants pendant la marche chez l'enfant porteur de genu varum

Translated title of the contribution: Effect of 16-week corrective training program on three dimensional joint moments of the dominant and non-dominant lower limbs during gait in children with genu varus deformityJafarnezhadgero, A. A., Majlesi, M., Etemadi, H., Hilfiker, R., Knarr, B. A. & Madadi Shad, M., Jan 1 2019, In : Science and Sports.

Research output: Contribution to journalArticle

Genu Varum
Gait
Lower Extremity
Knee
Joints
2 Citations (Scopus)

Stride-time variability is related to sensorimotor cortical activation during forward and backward walking

Groff, B. R., Antonellis, P., Schmid, K. K., Knarr, B. & Stergiou, N., Jan 23 2019, In : Neuroscience Letters. 692, p. 150-158 9 p.

Research output: Contribution to journalArticle

Motor Cortex
Walking
Head Movements
Near-Infrared Spectroscopy
Artifacts

Synchronization dynamics modulates stride-to-stride fluctuations when walking to an invariant but not to a fractal-like stimulus

Vaz, J. R., Groff, B. R., Rowen, D. A., Knarr, B. A. & Stergiou, N., Jun 21 2019, In : Neuroscience Letters. 704, p. 28-35 8 p.

Research output: Contribution to journalArticle

Fractals
Walking
Gait
Aptitude
Task Performance and Analysis

Testing of a 3D printed hand exoskeleton for an individual with stroke: a case study

Dudley, D. R., Knarr, B. A., Siu, K. C., Peck, J., Ricks, B. & Zuniga, J. M., Jan 1 2019, (Accepted/In press) In : Disability and Rehabilitation: Assistive Technology.

Research output: Contribution to journalArticle

Patient rehabilitation
Hand
Stroke
Testing
Rehabilitation

The effect of stride length on lower extremity joint kinetics at various gait speeds

McGrath, R. L., Ziegler, M. L., Pires-Fernandes, M., Knarr, B. A., Higginson, J. S. & Sergi, F., Feb 2019, In : PloS one. 14, 2, e0200862.

Research output: Contribution to journalArticle

Open Access
gait
Lower Extremity
Gait
Joints
kinetics
2018

A novel and safe approach to simulate cutting movements using ground reaction forces

Lanier, A. S., Knarr, B. A., Stergiou, N. & Buchanan, T. S., Aug 11 2018, In : Sensors (Switzerland). 18, 8, 2631.

Research output: Contribution to journalArticle

Anterior Cruciate Ligament
Force control
Advisory Committees
Knee Injuries
Sensory Feedback
1 Citation (Scopus)

Biomechanical gait variable estimation using wearable sensors after unilateral total knee arthroplasty

Youn, I. H., Youn, J-H., Zeni, J. A. & Knarr, B., May 15 2018, In : Sensors (Switzerland). 18, 5, 1577.

Research output: Contribution to journalArticle

gait
Arthroplasty
Knee Replacement Arthroplasties
Gait
sensors

Coactivation index of children with congenital upper limb reduction deficiencies before and after using a wrist-driven 3D printed partial hand prosthesis

Zuniga, J. M., Dimitrios, K., Peck, J. L., Srivastava, R., Pierce, J. E., Dudley, D. R., Salazar, D. A., Young, K. J. & Knarr, B. A., Jun 8 2018, In : Journal of NeuroEngineering and Rehabilitation. 15, 1, 48.

Research output: Contribution to journalArticle

Wrist
Upper Extremity
Prostheses and Implants
Hand
Analysis of Variance
1 Citation (Scopus)

Dynamic structure of lower limb joint angles during walking post-stroke

Kempski, K., Awad, L. N., Buchanan, T. S., Higginson, J. S. & Knarr, B. A., Feb 8 2018, In : Journal of Biomechanics. 68, p. 1-5 5 p.

Research output: Contribution to journalArticle

Walking
Lower Extremity
Kinematics
Joints
Stroke
1 Citation (Scopus)

The effects of walking workstations on biomechanical performance

Grindle, D. M., Baker, L., Furr, M., Puterio, T., Knarr, B. & Higginson, J., Oct 2018, In : Journal of applied biomechanics. 34, 5, p. 349-353 5 p.

Research output: Contribution to journalArticle

Walking
Gait
Reading
Toes
Ankle
4 Citations (Scopus)

Walking speed changes in response to novel user-driven treadmill control

Ray, N. T., Knarr, B. A. & Higginson, J. S., Sep 10 2018, In : Journal of Biomechanics. 78, p. 143-149 7 p.

Research output: Contribution to journalArticle

Exercise equipment
Gait
Extremities
Walking
Rehabilitation
2017

Errors associated with utilizing prescribed scapular kinematics to estimate unconstrained, natural upper extremity motion in musculoskeletal modeling

Richardson, R. T., Rapp, E. A., Quinton, R. G., Nicholson, K. F., Knarr, B. A., Russo, S. A., Higginson, J. S. & Richards, J. G., Dec 2017, In : Journal of applied biomechanics. 33, 6, p. 469-473 5 p.

Research output: Contribution to journalArticle

Biomechanical Phenomena
Upper Extremity
Reproducibility of Results
Research
2016
4 Citations (Scopus)

Change in knee contact force with simulated change in body weight

Knarr, B. A., Higginson, J. S. & Zeni, J. A., Feb 17 2016, In : Computer Methods in Biomechanics and Biomedical Engineering. 19, 3, p. 320-323 4 p.

Research output: Contribution to journalArticle

Arthroplasty
Cartilage
Deterioration
Muscle
Kinematics
9 Citations (Scopus)

Mechanisms used to increase peak propulsive force following 12-weeks of gait training in individuals poststroke

Hsiao, H. Y., Knarr, B. A., Pohlig, R. T., Higginson, J. S. & Binder-Macleod, S. A., Feb 8 2016, In : Journal of Biomechanics. 49, 3, p. 388-395 8 p.

Research output: Contribution to journalArticle

Gait
Ankle
Extremities
Electric Stimulation
Patient rehabilitation
2015
11 Citations (Scopus)

Gait characteristics, symptoms, and function in persons with hip osteoarthritis: A longitudinal study with 6 to 7 years of follow-up

Eitzen, I., Fernandes, L., Kalleru, H., Nordsletten, L., Knarr, B. & Risberg, M. A., Jul 1 2015, In : Journal of Orthopaedic and Sports Physical Therapy. 45, 7, p. 539-549 11 p.

Research output: Contribution to journalArticle

Hip Osteoarthritis
Hip Replacement Arthroplasties
Gait
Longitudinal Studies
Nonparametric Statistics
27 Citations (Scopus)

Mechanisms to increase propulsive force for individuals poststroke

Hsiao, H., Knarr, B. A., Higginson, J. S. & Binder-Macleod, S. A., Apr 18 2015, In : Journal of NeuroEngineering and Rehabilitation. 12, 1, 40.

Research output: Contribution to journalArticle

Extremities
Ankle
Gait
Paresis
Walking
17 Citations (Scopus)

Practical approach to subject-specific estimation of knee joint contact force

Knarr, B. A. & Higginson, J. S., Aug 20 2015, In : Journal of Biomechanics. 48, 11, p. 2897-2902 6 p.

Research output: Contribution to journalArticle

Knee Joint
Knee
Muscle
Knee prostheses
Muscles
25 Citations (Scopus)

The relative contribution of ankle moment and trailing limb angle to propulsive force during gait

Hsiao, H. Y., Knarr, B. A., Higginson, J. S. & Binder-Macleod, S. A., Feb 1 2015, In : Human Movement Science. 39, p. 212-221 10 p.

Research output: Contribution to journalArticle

Gait
Ankle
Extremities
Biomechanical Phenomena
Walking
2014
9 Citations (Scopus)

Changes in predicted muscle coordination with subject-specific muscle parameters for individuals after stroke

Knarr, B. A., Reisman, D. S., Binder-Macleod, S. A. & Higginson, J. S., 2014, In : Stroke Research and Treatment. 2014, 321747.

Research output: Contribution to journalArticle

Stroke
Muscles
Muscle Weakness
Quadriceps Muscle
Electromyography
18 Citations (Scopus)

Frontal plane compensatory strategies associated with self-selected walking speed in individuals post-stroke

Stanhope, V. A., Knarr, B. A., Reisman, D. S. & Higginson, J. S., May 2014, In : Clinical Biomechanics. 29, 5, p. 518-522 5 p.

Research output: Contribution to journalArticle

Ankle
Knee
Gait
Stroke
Walkers
2013
17 Citations (Scopus)

Changes in the activation and function of the ankle plantar flexor muscles due to gait retraining in chronic stroke survivors.

Knarr, B. A., Kesar, T. M., Reisman, D. S., Binder-Macleod, S. A. & Higginson, J. S., 2013, In : Unknown Journal. 10, 1 p.

Research output: Contribution to journalArticle

Gait
Ankle
Survivors
Stroke
Muscles
13 Citations (Scopus)

Muscle volume as a predictor of maximum force generating ability in the plantar flexors post-stroke.

Knarr, B. A., Ramsay, J. W., Buchanan, T. S., Higginson, J. S. & Binder-Macleod, S. A., Dec 2013, In : Muscle & Nerve. 48, 6, p. 971-976 6 p.

Research output: Contribution to journalArticle

Stroke
Muscles
Muscle Weakness
Paresis
9 Citations (Scopus)

Sampling frequency impacts measurement of walking activity after stroke

Knarr, B. A., Roos, M. A. & Reisman, D. S., Dec 26 2013, In : Journal of Rehabilitation Research and Development. 50, 8, p. 1107-1112 6 p.

Research output: Contribution to journalArticle

Walking
Stroke
16 Citations (Scopus)

Understanding compensatory strategies for muscle weakness during gait by simulating activation deficits seen post-stroke

Knarr, B. A., Reisman, D. S., Binder-Macleod, S. A. & Higginson, J. S., Jun 1 2013, In : Gait and Posture. 38, 2, p. 270-275 6 p.

Research output: Contribution to journalArticle

Muscle Weakness
Gait
Stroke
Muscles
Self-Help Devices
2012
24 Citations (Scopus)

Age- and stroke-related skeletal muscle changes a review for the geriatric clinician

Sions, J. M., Tyrell, C. M., Knarr, B. A., Jancosko, A. & Binder-Macleod, S. A., Jul 1 2012, In : Journal of Geriatric Physical Therapy. 35, 3, p. 155-161 7 p.

Research output: Contribution to journalArticle

Geriatrics
Skeletal Muscle
Stroke
Muscles
Atrophy
16 Citations (Scopus)

Comparison of electromyography and joint moment as indicators of co-contraction

Knarr, B. A., Zeni, J. A. & Higginson, J. S., Aug 1 2012, In : Journal of Electromyography and Kinesiology. 22, 4, p. 607-611 5 p.

Research output: Contribution to journalArticle

Electromyography
Joints
Muscles
Muscle Contraction
Knee Osteoarthritis
6 Citations (Scopus)

Using submaximal contractions to predict the maximum force-generating ability of muscles

Flynn, S., Knarr, B. A., Perumal, R., Kesar, T. M. & Binder-Macleod, S. A., Jun 1 2012, In : Muscle and Nerve. 45, 6, p. 849-858 10 p.

Research output: Contribution to journalArticle

Muscles
Muscle Weakness
Tetanus
Nervous System
Central Nervous System
3 Citations (Scopus)

Validation of an adjustment equation for the burst superimposition technique in subjects post-stroke

Knarr, B. A., Higginson, J. S. & Binder-Macleod, S. A., Aug 1 2012, In : Muscle and Nerve. 46, 2, p. 267-269 3 p.

Research output: Contribution to journalArticle

Stroke
Muscles
Population