Chaotic model of postural stability - A position and velocity dependent system?

Automedica

Volumn 19, Issue 1-2, 2000, Pages 115-134

  Toppila, E ^a   Pyykko I ^a  

^a KAROLINSKA UNIVERSITY HOSPITAL   (Sweden)

Author keywords

Body position control; Body sway velocity; Inverted pendulum model; Movement freedom; Postural stability

Indexed keywords

BANDWIDTH; CHAOS THEORY; PENDULUMS; VELOCITY;

CENTER POINT OF FORCE (CPF);

CONTROL SYSTEM ANALYSIS;

ARTICLE; BODY EQUILIBRIUM; BODY POSITION; BODY POSTURE; COMPUTER MODEL; CONTROL SYSTEM; CONTROLLED STUDY; FALLING; FORCE; MASS; PREDICTION; PREVENTION; STANDING; THEORY; VELOCITY;

EID: 0034580026     PISSN: 00950963     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (27)

1. Strategies for organization of human posture
2. Servo-controlled (conservative) versus topological (projective) mode of sensory motor control
3. Afferent and efferent control of gait
4. Properties of postural adjustments associated with rapid arm movements
5. Tendon organ discharge during voluntary movements in cats
6. Muscle afferent function and its significance for muscle control mechanism during voluntary movements in cat, monkey and man
7. Tactile sesitivity in the human hand: Relative and absolute densities of four types of mechanoreceptive units in blabrous skin
8. Properties of cutanous mechanoreceptors in the human hand related to touch sensation
9. Spatial properties of the population of mechanoreceptive units in the glabrous skin of the human hand
10. A model describing vestibular detection of body sway motion
11. Vision and posture
12. Computerized posturography, a development of the measuring system
13. Effect of proprioceptor stimulation on postural stability in patients with peripheral or central vestibular lesion
14. Body oscillations in balancing due to segmental stretch reflex activity
15. Size principle of motoneuron recruitment and the calibration of muscle force and speed in man
16. Selection of perturbation parameters for identification of the posture-control system
17. Characteristic parameters of anterior-posterior body sway in normal subjects
18. Significance of pressor information from the human feet in aterior-posterior postural control. The effect of hypothermia on vibration-induced body sway
19. Determination of parameters for computing postural stability
20. Stretch reflexes during high frequency force platform oscillation
21. Patterns and mechanisms of postural instability in patients with cerebellar lesions
22. Position, velocity and acceleration in determining the postural strategy
23. Evaluation of vestibular deficiency using posturography
24. Central and peripheral mechanisms in motor control