Results 111 to 120 of about 6,708 (217)

Changes in vastus lateralis fibre cross-sectional area, pennation angle and fascicle length do not predict changes in muscle cross-sectional area. [PDF]

open access: yesExp Physiol, 2022
Ruple BA   +9 more
europepmc   +1 more source

Monitoring changes of the tibialis anterior during dorsiflexion with electromyography, sonomyography, dynamometry and kinematic signals [PDF]

open access: yes, 2014
Dorsiflexion (DF) of the foot plays an essential role in both controlling balance and human gait. Electromyography and Sonomyography can provide information on several aspects of muscle function.
Cuesta-Vargas, Antonio   +3 more
core   +1 more source

DTI‐based fiber tracking reveals a heterogeneous alteration of pennation angle upon muscle lengthening

open access: yesThe FASEB Journal, 2007
Introduction Diffusion tensor MRI (DTI)‐based fiber tracking can determine the 3D structure of muscle, including pennation angle (𝛉). The goal of this study was to determine how 𝛉 changes upon muscle lengthening. Methods
Anneriet M. Heemskerk   +3 more
openaire   +1 more source

Ex-vivo validation of spatial gain sonography for the quantification of echo intensity in fascicle-aligned ultrasound images in ten anatomical muscles in Bos taurus

open access: yesScientific Reports
This study aimed to validate the concept of spatial gain sonography for quantifying texture-related echo intensity in B-mode ultrasound of skeletal muscle.
Sophie C. Rosahl   +5 more
doaj   +1 more source

Mathematical model of pennate muscle. [PDF]

open access: yes, 2015
The purpose of this study is to create a new mathematical model of pennate striated skeletal muscle. This new model describes behaviour of isolated flat pennate muscle in two dimensions (2D) by taking into account that rheological properties of muscle ...
Awrejcewicz, Jan   +4 more
core  

Ultrasound examination of m. erector spinae in patients with thoracic scoliosis after dynamic and rigid fixation

open access: yesХирургия позвоночника
Objective. To assess the condition and functional parameters of m. erector spinae in patients who underwent dynamic anterior and rigid posterior fixation for thoracic scoliosis, using ultrasound diagnostics (US) and a proprietary methodology.
M. S. Raspopov   +9 more
doaj   +1 more source

Human skeletal muscle energy metabolism: when a physiological model promotes the search for new technologies [PDF]

open access: yes, 2018
The idea that muscle function and, in fact, the function of all living tissues may be described by physical laws appeared in the second half of the 19th century.
Binzoni, Tiziano
core  

Negative muscle pennation angle as a sign of massive musculotendinous retraction after tendon tear: paradoxical function of the vastus lateralis muscle [PDF]

open access: yes, 2018
Case report In the presented case, an isolated vastus lateralis tendon tear resulted in a negative pennation angle of the distal muscle fibers acting paradoxical to the physiological direction of the proximal muscle fibers.
Farshad, M., Gerber, C., Meyer, D.
core  

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