Gait analysis

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Gait Analysis
Gait analysis offers maximal challenge to patient care
Surgery: focus on the primary dysfunction, not the compensatory motion
Surgery in neuromuscular disease is a guessing game prior to clinical gait analysis
Methods
Observational gait analysis
We know well that our sight, by rapid observation, discovers from one vantage point, an infinity of forms; nevertheless, it only understands one thing at a time
Leonardo da Vinci
Methods
Modern gait analysisModern gait analysis
1) video system
2) motion measurement system
3) force plates
3D kinematic and kinetic analysis
4) dynamic electromyography
5) energy consumption detector
Kinematics
The study of the joint motions observed
markers
transverse)
Joint angles angular acceleration
Kinetics
The study of the forces by the joints during gait
Joint forces
Moments
Power
Gait analysis
Normal gait
Provides a basis of understanding locomotion
Defines normal ranges
Pathological gait
Identifies deviation

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