Intro

Question 1

Kelvin’s 1st Rule of Instrumentation

Answer 1

The measuring instrument should not alter the event being measured

Question 2

Common instruments used in instrumentation

Answer 2

• Dynamometers (Hand-held and Isokinetic)
• Force Platforms
• Pressure Mapping
• Electromyography
• Ultrasound imaging

Question 3

When determining the type of instrumentation, what things do you need to consider?

Answer 3

• Selected (What instrument is best for a given situation)
• Acquired (How will my patient end up on my computer screen)
• Processed (What was done to the “signal” generated by my patient? Electrical; Has someone done this correctly)
• Interpreted (Are we constraining things too much? Is it measuring what is is supposed to be measured)

Question 4

Measurements should:

Answer 4

• Be useful
• Add to your interpretation
• Be objective
• Not alter your patient (and their movement)