Results 11 to 20 of about 93,165 (298)

Task-specific determinants of one-year performance after unilateral primary total knee arthroplasty [PDF]

open access: yesBone & Joint Open
Aims: This study aimed to investigate the associations between performance-based outcomes (walking, sit-to-stand, and stair climbing) and impairment-level measures one year after primary unilateral total knee arthroplasty (TKA) using an analytic ...
Yoshitomo Saiki   +2 more
doaj   +2 more sources

Online identification and nonlinear control of the electrically stimulated quadriceps muscle [PDF]

open access: yes, 2005
A new approach for estimating nonlinear models of the electrically stimulated quadriceps muscle group under nonisometric conditions is investigated. The model can be used for designing controlled neuro-prostheses. In order to identify the muscle dynamics
Previdi, F.   +6 more
core   +9 more sources

Quadriceps weakness in osteoarthritis

open access: yesCurrent Opinion in Rheumatology, 1998
Involvement of the quadriceps muscle group in knee osteoarthritis is receiving increasing research interest. The motor and sensory functions of muscle are intimately linked, and deficits in the sensorimotor functions of the quadriceps have been identified and proposed as possible factors in the pathogenesis of knee osteoarthritis or as consequences of ...
Hurley, M. V.
openaire   +3 more sources

Using quantitative imaging methods to investigate the association between quadriceps stiffness and knee cartilage volumes [PDF]

open access: yesBone & Joint Research
Aims: Sex- and compartment-specific associations between quadriceps weakness and knee cartilage loss have been reported, and stiffer quadriceps has been related to clinical knee symptoms.
Zongpan Li   +5 more
doaj   +2 more sources

Differences of Thigh Muscle Activation During Various Squat Exercise on Stable and Unstable Surfaces [PDF]

open access: yes운동과학, 2021
PURPOSE The purpose of this study was to compare thigh muscle activities and muscle coactivation when performing squats, wall squats, and Spanish squats on stable and unstable ground.
수진 김   +3 more
doaj   +1 more source

Effects of 12 Weeks Concentric and Eccentric Resistance Training on Neuromuscular Adaptation of Quadriceps Muscle [PDF]

open access: yesJournal of Rehabilitation Sciences and Research, 2020
Manipulating resistance training program variables is a commonly used tool for optimizing maximum muscle strength in rehabilitation and/or exercise training programs.
Talieh Bagheri   +2 more
doaj   +1 more source

Long-Lasting Impairments in Quadriceps Mitochondrial Health, Muscle Size, and Phenotypic Composition Are Present After Non-invasive Anterior Cruciate Ligament Injury

open access: yesFrontiers in Physiology, 2022
IntroductionDespite rigorous rehabilitation aimed at restoring muscle health, anterior cruciate ligament (ACL) injury is often hallmarked by significant long-term quadriceps muscle weakness.
Steven M. Davi   +10 more
doaj   +1 more source

The Eccentric Phase in Unilateral Resistance Training Enhances and Preserves the Contralateral Knee Extensors Strength Gains After Detraining in Women: A Randomized Controlled Trial

open access: yesFrontiers in Physiology, 2022
The current randomized controlled study investigated whether or not the inclusion of the eccentric phase in resistance training favors the contralateral strength gains after different unilateral protocols, and whether such gains are retained after ...
Giuseppe Coratella   +7 more
doaj   +1 more source

Quadriceps strength, patellar tendon quality, relative load exposure, and knee symptoms in male athletes before the anterior cruciate ligament reconstruction

open access: yesFrontiers in Rehabilitation Sciences, 2023
IntroductionAnterior cruciate ligament (ACL) injuries cause knee instability, knee pain, weight-bearing adjustments, and functional deficits but their association to patellar tendon quality is unknown.
Carla S. Pereira   +7 more
doaj   +1 more source

Inter-rater Reliability of a Portable Ultrasound for the Quadriceps and Hamstrings Thickness Measurement in Healthy Adults [PDF]

open access: yes운동과학, 2020
PURPOSE The purpose of this study was to examine the inter-rater reliability of a portable ultrasound device for measuring the muscle thickness of the quadriceps and hamstrings in healthy subjects.
Soul Cheon, Eunwook Chang
doaj   +1 more source

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