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DIFFERENT TYPES OF DISTURBED MOTOR CONTROL IN GAIT OF HEMIPARETIC PATIENTS

DIFFERENT TYPES OF DISTURBED MOTOR CONTROL IN GAIT OF HEMIPARETIC PATIENTS Brain (1979), 102,405-430 DIFFERENT TYPES OF DISTURBED MOTOR CONTROL IN GAIT OF HEMIPARETIC PATIENTS by EVERT KNUTSSON and CAROL RICHARDS1 (From the Department of Clinical Neurophysiology, Karolinska Sjukhuset, Stockholm, Sweden) INTRODUCTION THOUG H several studies of the characteristics of the movement patterns of gait in hemiparesis have been undertaken (Liberson, Holmquest and Halls, 1962; Finley and Karpovich, 1964; Brunnstrom, 1966; Drillis, 1958; Murray and Clark- son, 1966; Perry, 1969), only few have been more directly concerned with the disturbed control of muscle activation. Surface electromyograms taken from different leg muscles during walking have suggested a low degree of activity in general both in the paretic and the non-paretic limb (Hirschberg and Nathanson, 1952; Marks and Hirschberg, 1958). Peat, Dubo, Winter, Quanbury, Steinke and Grahame (1976), who determined the average EMG activity in 4 muscle groups of the paretic leg in different phases of the gait, found more complex changes. Thus, in the gastrocnemius muscle, low average levels of activity were found in all the different phases of the gait cycle but in the other muscles examined, average levels of activity were decreased in some phases and increased in others. The dispersion of activity levels in the different phases of http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Brain Oxford University Press

DIFFERENT TYPES OF DISTURBED MOTOR CONTROL IN GAIT OF HEMIPARETIC PATIENTS

KNUTSSON, EVERT; RICHARDS, CAROL
Brain , Volume 102 (2) – Jun 1, 1979
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Publisher
Oxford University Press
Copyright
© Oxford University Press
ISSN
0006-8950
eISSN
1460-2156
DOI
10.1093/brain/102.2.405
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Abstract

Brain (1979), 102,405-430 DIFFERENT TYPES OF DISTURBED MOTOR CONTROL IN GAIT OF HEMIPARETIC PATIENTS by EVERT KNUTSSON and CAROL RICHARDS1 (From the Department of Clinical Neurophysiology, Karolinska Sjukhuset, Stockholm, Sweden) INTRODUCTION THOUG H several studies of the characteristics of the movement patterns of gait in hemiparesis have been undertaken (Liberson, Holmquest and Halls, 1962; Finley and Karpovich, 1964; Brunnstrom, 1966; Drillis, 1958; Murray and Clark- son, 1966; Perry, 1969), only few have been more directly concerned with the disturbed control of muscle activation. Surface electromyograms taken from different leg muscles during walking have suggested a low degree of activity in general both in the paretic and the non-paretic limb (Hirschberg and Nathanson, 1952; Marks and Hirschberg, 1958). Peat, Dubo, Winter, Quanbury, Steinke and Grahame (1976), who determined the average EMG activity in 4 muscle groups of the paretic leg in different phases of the gait, found more complex changes. Thus, in the gastrocnemius muscle, low average levels of activity were found in all the different phases of the gait cycle but in the other muscles examined, average levels of activity were decreased in some phases and increased in others. The dispersion of activity levels in the different phases of

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Brain – Oxford University Press

Published: Jun 1, 1979

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