Results 21 to 30 of about 17,387 (307)

Detection of stretch reflex onset based on empirical mode decomposition and modified sample entropy

open access: yesBMC Biomedical Engineering, 2019
Background Accurate spasticity assessment provides an objective evaluation index for the rehabilitation treatment of patients with spasticity, and the key is detecting stretch reflex onset.
Mingjia Du   +5 more
doaj   +1 more source

Testing spasticity mechanisms in chronic stroke before and after intervention with contralesional motor cortex 1 Hz rTMS and physiotherapy

open access: yesJournal of NeuroEngineering and Rehabilitation, 2023
Background Previous studies showed that repetitive transcranial magnetic stimulation (rTMS) reduces spasticity after stroke. However, clinical assessments like the modified Ashworth scale, cannot discriminate stretch reflex-mediated stiffness (spasticity)
Wala Mahmoud   +6 more
doaj   +1 more source

Intact thumb reflex in areflexic Guillain Barré syndrome: A novel phenomenon

open access: yesAnnals of Indian Academy of Neurology, 2014
Introduction: Areflexia is one of the cardinal clinical features for the diagnosis of Guillain Barré syndrome. However, some patients may have sluggish proximal muscle stretch reflexes.
Karkal Ravishankar Naik   +2 more
doaj   +1 more source

A Method for Quantification of Stretch Reflex Excitability During Ballistic Reaching

open access: yesIEEE Transactions on Neural Systems and Rehabilitation Engineering, 2023
Stretch reflexes are crucial for performing accurate movements and providing rapid corrections for unpredictable perturbations. Stretch reflexes are modulated by supraspinal structures via corticofugal pathways.
Thomas A. M. Plaisier   +2 more
doaj   +1 more source

Treatment Response to Botulinum Neurotoxin-A in Children With Cerebral Palsy Categorized by the Type of Stretch Reflex Muscle Activation

open access: yesFrontiers in Neurology, 2020
While Botulinum NeuroToxin-A (BoNT-A) injections are frequently used to reduce the effects of hyperactive stretch reflexes in children with cerebral palsy (CP), the effects of this treatment vary strongly.
Lynn Bar-On   +9 more
doaj   +1 more source

Release of ATP and glutamate in the nucleus tractus solitarii mediate pulmonary stretch receptor (Breuer-Hering) reflex pathway [PDF]

open access: yes, 2008
The Breuer-Hering inflation reflex is initiated by activation of the slowly adapting pulmonary stretch receptor afferents (SARs), which monosynaptically activate second-order relay neurones in the dorsal medullary nucleus of the solitary tract (NTS ...
Enrique Llaudet   +13 more
core   +1 more source

Whole body vibration of different frequencies inhibits H-reflex but does not affect voluntary activation [PDF]

open access: yes, 2018
This study aimed to investigate the effects of whole-body vibration (WBV) at a frequency spectrum from 20 to 50 Hz on the Hoffmann (H) reflex and the voluntary motor output of ankle plantar-flexor muscles.
Orlando, Giorgio   +8 more
core   +1 more source

The Relationship Between Medial Gastrocnemius Lengthening Properties and Stretch Reflexes in Cerebral Palsy

open access: yesFrontiers in Pediatrics, 2018
Stretch reflex hyperactivity in the gastrocnemius of children with spastic cerebral palsy (CP) is commonly evaluated by passively rotating the ankle joint into dorsiflexion at different velocities, such as applied in conventional clinical spasticity ...
Lynn Bar-On   +11 more
doaj   +1 more source

Effect of Low-Frequency Vibration on Muscle Response under Different Neurointact Conditions

open access: yesApplied Bionics and Biomechanics, 2019
Stretch reflex is an important factor that influences the biomechanical response of the human body under whole-body vibration. However, there is a lack of quantitative evaluation at lower frequencies.
Chaofei Zhang   +7 more
doaj   +1 more source

Neurophysiologic effects of spinal manipulation in patients with chronic low back pain

open access: yesBMC Musculoskeletal Disorders, 2011
Background While there is growing evidence for the efficacy of SM to treat LBP, little is known on the mechanisms and physiologic effects of these treatments.
Walkowski Stevan   +5 more
doaj   +1 more source

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