scholarly journals Muscle Synergies in Response to Biofeedback-Driven Gait Adaptations in Children With Cerebral Palsy

2019 ◽  
Vol 10 ◽  
Author(s):  
Adam T. C. Booth ◽  
Marjolein M. van der Krogt ◽  
Jaap Harlaar ◽  
Nadia Dominici ◽  
Annemieke I. Buizer
2020 ◽  
Vol 11 ◽  
Author(s):  
Annike Bekius ◽  
Margit M. Bach ◽  
Marjolein M. van der Krogt ◽  
Ralph de Vries ◽  
Annemieke I. Buizer ◽  
...  

2001 ◽  
Vol 8 (1-2) ◽  
pp. 51-69 ◽  
Author(s):  
Margaret J. Mayston

The movement disorder of cerebral palsy (CP) is expressed in a variety of ways and to varying degrees in each individual. The condition has become more complex over the last 20 years with the increasing survival of children born at less than 28 to 30 weeks gestationai age. Impairments present in children with CP as a direct result of the brain injury or occurring indirectly to compensate for underlying problems include abnormal muscle tone; weakness and lack of fitness; limited variety of muscle synergies; contracture and altered biomechanics, the net result being limited functional ability. Other contributors to the motor disorder include sensory, cognitive and perceptual impairments. In recent years understanding of the motor problem has increased, but less is known about effects of therapy. Evidence suggests that therapy can improve functional possibilities for children with cerebral palsy but is inconclusive as to which approach might be most beneficial. The therapist requires an understanding of the interaction of all systems, cognitive/perceptual, motor, musculoskeletal, sensory and behavioral, in the context of the development and plasticity of the CNS. It is necessary to understand the limitations of the damaged immature nervous system, but important to optimize the child's functional possibilities.


2016 ◽  
Vol 45 ◽  
pp. 127-132 ◽  
Author(s):  
Benjamin Shuman ◽  
Marije Goudriaan ◽  
Lynn Bar-On ◽  
Michael H. Schwartz ◽  
Kaat Desloovere ◽  
...  

2018 ◽  
Vol 32 (9) ◽  
pp. 834-844 ◽  
Author(s):  
Yushin Kim ◽  
Thomas C. Bulea ◽  
Diane L. Damiano

Background. There is mounting evidence that the central nervous system utilizes a modular approach for neuromuscular control of walking by activating groups of muscles in units termed muscle synergies. Examination of muscle synergies in clinical populations may provide insights into alteration of neuromuscular control underlying pathological gait patterns. Previous studies utilizing synergy analysis have reported reduced motor control complexity during walking in those with neurological deficits, revealing the potential clinical utility of this approach. Methods. We extracted muscle synergies on a stride-to-stride basis from 20 children with cerebral palsy (CP; Gross Motor Function Classification System levels I-II) and 8 children without CP, allowing the number of synergies to vary for each stride. Similar muscle synergies across all participants and strides were grouped using a k-means clustering and discriminant analysis. Results. In total, 10 clusters representing 10 distinct synergies were found across the 28 individuals. Relative to their total number of synergies deployed during walking, synergies from children with CP were present in a higher number of clusters than in children with typical development (TD), indicating significantly greater stride-to-stride variability. This increased variability was present despite reduced complexity, as measured by the mean number of synergies in each stride. Whereas children with CP demonstrate some novel synergies, they also deploy some of the same muscle synergies as those with TD, although less frequently and with more variability. Conclusion. A stride-by-stride approach to muscle synergy analysis expands its clinical utility and may provide a method to tailor rehabilitation strategies by revealing inconsistent but functional synergies in each child with CP.


2019 ◽  
Vol 67 ◽  
pp. 290-295 ◽  
Author(s):  
Katherine M. Steele ◽  
Meghan E. Munger ◽  
Keshia M. Peters ◽  
Benjamin R. Shuman ◽  
Michael H. Schwartz

2010 ◽  
Vol 19 (1) ◽  
pp. 12-20 ◽  
Author(s):  
Guro Andersen ◽  
Tone R. Mjøen ◽  
Torstein Vik

Abstract This study describes the prevalence of speech problems and the use of augmentative and alternative communication (AAC) in children with cerebral palsy (CP) in Norway. Information on the communicative abilities of 564 children with CP born 1996–2003, recorded in the Norwegian CP Registry, was collected. A total of 270 children (48%) had normal speech, 90 (16%) had slightly indistinct speech, 52 (9%) had indistinct speech, 35 (6%) had very indistinct speech, 110 children (19%) had no speech, and 7 (1%) were unknown. Speech problems were most common in children with dyskinetic CP (92 %), in children with the most severe gross motor function impairments and among children being totally dependent on assistance in feeding or tube-fed children. A higher proportion of children born at term had speech problems when compared with children born before 32 weeks of gestational age 32 (p > 0.001). Among the 197 children with speech problems only, 106 (54%) used AAC in some form. Approximately 20% of children had no verbal speech, whereas ~15% had significant speech problems. Among children with either significant speech problems or no speech, only 54% used AAC in any form.


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