Publications by authors named "Marie-Pier Perron"

This review verified the extent, variety, quality and main findings of studies that have tested the neurophysiological and clinical effects of muscle tendon vibration (VIB) in individuals with sensorimotor impairments. The search was conducted on PubMed, CINAHL, and SportDiscuss up to April 2024. Studies were selected if they included humans with neurological impairments, applied VIB and used at least one measure of corticospinal excitability using transcranial magnetic stimulation (TMS).

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Article Synopsis
  • Non-invasive neurostimulation techniques, such as vibration and transcranial magnetic stimulation (TMS), are explored for their potential to understand sensorimotor issues in painful conditions like shoulder impingement syndrome (SIS).
  • A study involving 15 SIS patients and 15 healthy individuals tested proprioceptive processing through vibration and corticospinal excitability using TMS, collecting detailed data and noting any practical challenges.
  • Results showed that while vibration was generally well-tolerated, TMS faced significant difficulties, limiting data collection, and highlighted challenges like discomfort and high thresholds among SIS patients, providing insights for future studies on neurostimulation in musculoskeletal disorders.
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Objective: Mechanical vibration is an effective way for externally activating Ia primary endings of the muscle spindles and skin mechanoreceptors. Despite its popularity in proprioception and postural control studies, there is still no review covering the wide variety of vibration parameters or locations used in studies. The main purpose of this scoping review was thus to give an overview of general vibration parameters and to identify, if available, the rationale for justifying methodological choices concerning vibration parameters.

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Despite being studied for more than 50 years, the neurophysiological mechanisms underlying vibration (VIB)-induced kinesthetic illusions are still unclear. The aim of this study was to investigate how corticospinal excitability tested by transcranial magnetic stimulation (TMS) is modulated during VIB-induced illusions. Twenty healthy adults received vibration over wrist flexor muscles (80 Hz, 1 mm, 10 s).

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