Spastic hypertonia: Mechanisms and measurement

Archives of Physical Medicine and Rehabilitation

Volumn 70, Issue 2, 1989, Pages 144-155

  Katz, Richard T ^a   Zev Rymer, W ^a  

^a REHABILITATION INSTITUTE OF CHICAGO   (United States)

Author keywords

Brain injury; Muscle hypertonia; Muscle spasticity

Indexed keywords

BIOMECHANICS; BRAIN INJURY; HUMAN; MUSCLE TONE; NEUROPHYSIOLOGY; PRIORITY JOURNAL; REFLEX ARC; REVIEW; SPASTICITY;

HUMAN; MOTOR NEURONS; MUSCLE SPASTICITY;

EID: 0024581861     PISSN: 00039993     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Review

References (126)

1. Effects of fiber length and calcium ion concentration on dynamic response of glycerol extracted insect fibrillar muscle
2. H reflex in normal spastic and rigid subjects
3. Stretch reflexes in upper limb of spastic man
4. Neurological changes following spinal cord lesions in man
5. Vibratory inhibition of monosynaptic reflex and presynaptic inhibition in man
6. Preliminary trial of carisoprodol in multiple sclerosis
7. Testing and modelling of spasticity
8. Pendulum testing of spasticity
9. Electromyographic analysis of bicycling on an ergometer for evaluation of spasticity of lower limbs in man
10. Pathophysiology of gait in children with cerebral palsy
11. Upper extremity function in hemiplegia. A cross-validation study of two assessment methods
12. EMG burst duration fast arm movements in patients with upper motor neuron syndrome
13. Spasticity: its physiology and management
14. Modified pendulousness test to assess tonus of thigh muscles in spasticity
15. Interrater reliability on modified Ashworth scale of muscle spasticity
16. Variability and reliability of the Pendulum test for spasticity using Cybex II isokinetic dynamometer
17. Quadriceps stretch reflex in human spasticity
18. Reflex response to sinusoidal stretch in spastic man
19. Hamstrings stretch reflex in human spasticity
20. Are spinal “presynaptic” inhibitory mechanisms suppressed in spasticity?
21. Studies of reflex effects of primary and seeondary spindle endings in spasticity
22. Responses of human muscle spindle endings to vibration of non-contracting muscles
23. Reassessment of muscle spindle contribution to muscle tone in normal and spastic man
24. Objective measurement of soasticity
25. Anatomical and physiological correlates of plasticity in central nervous system
26. Some techniques for relief of spasticity and their physiological basis
27. Physiological and anatomical basis of spasticity: review
28. Neural mechanisms underlying the clasp-knife reflex in cat
29. Neurophysiologic mechanisms and neuroanatomic substrates related to spasticity
30. Regulatory actions of human stretch reflex
31. Antispasticity drugs: mechanisms of action
32. Contribution of human reflex studies to understanding and management of pyradmidal syndrome
33. Electrophysiological testing of spastic patients: its potential usefulness and limitations
34. Electrophysiological analysis of mode of action of muscle relaxants in spasticity
35. Lumbosacral spinal evoked potentials in patients with multiple sclerosis
36. Assessment of arm control in hemiplegic stroke patients. Arm function test
37. Phasic ankle reflexes in spasticity and Parkinsonian rigidity. Possible role of the fusimotor system
38. Tonic ankle reflexes in Parkinsonian rigidity and spasticity. Possible role of the fusimotor system
39. Electrophysiological studies of gait in spasticity and rigidity: evidence that altered mechanical properties of muscle contribute to hypertonia
40. Normal and impaired regulation of muscle stiffness in gait: new hypothesis about muscle hypertonia
41. Interlimb coordination of posture in patients with spastic paresis: impaired function of spinal reflexes
42. Motor unit involvement in spastic paresis: relationship between leg muscle activation and histochemistry
43. Reliability of Fugl-Meyer assessment of sensorimotor recovery following cerebrovascular accident
44. Amplitude of F wave: potential means of documenting spasticity
45. Electromyography in disorders of muscle tone
46. F/M ratios in polyneuropathy and spastic hyperreflexia
47. Post-stroke hemiplegic patient method for evaluation of physical performance
48. Note concerning probable function of various afferent end organs in skeletal muscle
49. H-reflexes in acute and chronic hemiplegia
50. Nonlinear viscosity of human wrist
51. Spinal mechanisms underlying effects of unilateral ablation of areas 4 and 6 in monkeys
52. Sinusoidal oscillation of ankle as means of evaluating spastic patient
53. Outcome of comprehensive medical rehabilitation: measurement by PULSES profile and the Barthel Index
54. Muscle spindle responses to stretch in normal and spastic subjects
55. Exteroceptive, proprioceptive, and sympathetic activity recorded with microelectrodes from human peripheral nerves
56. Myotatic reflex: clinicophysiological aspects of spasticity and contraction
57. Systematic analysis of myotatic reflex activity in human spastic muscles
58. Effect of chronic spinal transection on homonymous Ia EPSP rise times in triceps surae motoneurons in cat
59. Rubrospinal tract: II. Facilitation of interneuronal transmission in reflex paths to motoneurons
60. Dependence of dynamic response of spindle receptors on muscle length and velocity
61. Intrinsic membrane properties causing bistable behavior of alpha-motoneurons
62. Chronic transformation of muscle in spasticity: peripheral contribution to increased tone
63. Methodology of Hoffman reflex in man
64. Discussion of methodology of triceps surae T- and H-reflexes
65. Presynaptic inhibition of monosynaptic reflexes in lower limbs of subjects with upper motoneuron disease
66. Different types of disturbed motor control in gait of hemiparetic patients
67. Restraint of spastic muscles in different types of movement
68. Dynamic motor capacity in spastic paresis and its relation to prime mover dysfunction, spastic reflexes and antagonist co-activation
69. Analysis of gait and isokinetic movements for evaluation of antispastic drugs or physical therapies
70. Tonic and phasic spinal cord mechanisms in man
71. Pathophysiology of spasticity and clinical experience with baclofen
72. Symposium Synopsis
73. Control of muscle tone, reflexes, and movement: Robert Wartenberg Lecture
74. Disordered muscle tone
75. Spasticity: What is it? What is it not?
76. Clinical application of quantitative methods in study of spasticity
77. Absence of stretch reflex gain enhancement in voluntarily activated spastic muscle
78. H-reflex changes following spinal cord injury
79. Objective measurement of muscle tone in hand
80. Functional evaluation: Barthel index
81. Ratio of maximum H-reflex to maximum M-response as measure of spasticity
82. Effects of hemiplegia with spasticity on single motor units
83. Tracking tasks in assessment and spasticity
84. Sprouting as cause of spasticity
85. Spasticity and flexor reflex
86. Electronic method of measuring and recording resistance to passive muscle stretch
87. Improvement in linearity and regulation of stiffness that results from actions of the stretch reflex
88. Approach to objective measurement of spasticity
89. Functional regeneration of 5-hydroxytryptamine nerve terminals in rat spinal cord following 5,6-dihydroxytryptamine induced degeneration
90. On spinal noradrenaline receptor supersensitivity: correlation between nerve terminal desities and flexor reflexes various time after intracisternal 6-hydroxydopamine
91. Loss of arm function after stroke: measurement, frequency, and recovery
92. Muscle, the motor
93. Motor unit control in spasticity
94. Spinal mechanisms underlying spasticity
95. Electromyographic and kinesiological evaluation of spastic hemiplegic hand
96. Quantitative relations between hypertonia and stretch reflex threshold in spastic hemiparesis
97. Ankle stretch reflexes in normal and spastic subjects
98. Examination of intraspinal sprouting in dorsal root axons with tracer horseradish peroxidase
99. Spasticity and rigidity: experimental study and review
100. Mechanisms of clasp-knife reflex studied in animal model
101. Relationship of voluntary movement to spasticity in the upper motor neuron syndrome
102. Problems in clinical estimation of rigidity (hypertonia)
103. Flexor reflex in spasticity
104. Hemiplegic spasticity: neurophysiologic studies
105. Sympathetic activity in man after spinal cord injury: outflow to muscle below lesion
106. Reciprocal Ia inhibition during voluntary movements in man
107. Abnormal force-EMG relations in paretic limbs of hemiparetic human subjects
108. Pyramidal lesion in the monkey
109. Restoration of motor function following hemiplegia in man
110. Human muscle spindle discharge during isometric voluntary contractions. Amplitude relations between spindle frequency and torque
111. Hemiplegic arm after stroke: measurement and recovery
112. Sympathetic activity in man after spinal cord injury: outflow to muscle below lesion
113. Pendulousness of legs as a diagnostic test
114. Dynamic quantification of spasticity with automated integrals of passive motion resistance
115. Is there animal model of spasticity?
116. Neurological mechanisms in spasticity. Brief review of some current concepts
117. Clinical neurophysiological analysis of single motor unit discharge patterns in spasticity
118. Drug therapy: spasticity
119. Drug therapy: spasticity
120. Behavior of single motor units in normal subjects and in patients with spastic paresis
121. Spasticity in spinal cord injured patients