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Related Concept Videos

Alterations in Muscle Tone ll01:12

Alterations in Muscle Tone ll

Alterations in muscle tone are common manifestations of neurological disorders and reflect dysfunction within different nervous system regions. Spasticity, paratonia, and dystonia represent distinct forms of hypertonia, each with unique mechanisms, clinical features, and diagnostic importance.CharacteristicsSpasticity happens from upper motor neuron lesions and is characterized by velocity-dependent resistance to passive movement. Clinical features include:Exaggerated deep tendon reflexesClonus...

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Assessment of Neuromuscular Function Using Percutaneous Electrical Nerve Stimulation
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Neural observer based spasticity quantification during therapeutic muscle stimulation.

Michael Bernhardt1, Bernhard Angerer, Martin Buss

  • 1Sensorimotor Res. Group, Klinikum r. d. Isar, Munich, Germany. bernhardt@tum.de

Conference Proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual Conference
|October 20, 2007
PubMed
Summary

Repetitive peripheral magnetic stimulation (RPMS) offers new hope for central paresis. This study introduces a novel, objective method to quantify spasticity during RPMS therapy, aiding treatment assessment.

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Area of Science:

  • Neuroscience
  • Rehabilitation Medicine
  • Biomedical Engineering

Background:

  • Repetitive peripheral magnetic stimulation (RPMS) is an emerging treatment for central paresis, particularly post-stroke.
  • Assessing therapeutic progress, specifically spasticity levels, is crucial but current methods lack objectivity and are prone to errors.
  • Objective spasticity quantification is needed to evaluate RPMS therapy effectiveness and understand neurological recovery.

Purpose of the Study:

  • To develop and present a novel, objective method for quantifying spasticity during RPMS therapy.
  • To enable real-time assessment of therapeutic progress and neurological changes.
  • To improve the evaluation of RPMS treatment for central paresis.

Main Methods:

  • Development of algorithms based on parameter estimation for spasticity quantification.
  • Integration of the quantification method within the ongoing RPMS therapeutic stimulation.
  • Testing the novel method on a single patient undergoing RPMS therapy.

Main Results:

  • The proposed method allows for objective spasticity parameter estimation during RPMS.
  • The quantification can be performed without additional external equipment.
  • Initial testing with one patient demonstrated the feasibility of the approach.

Conclusions:

  • A novel, objective method for spasticity quantification during RPMS therapy has been presented.
  • This approach facilitates real-time assessment of RPMS treatment efficacy.
  • Further validation is needed, but the method shows promise for improving neurological rehabilitation assessment.