Lab Practical 1

Question 1

What questions should you ask to clear the patient?

Answer 1

Do you have a history of heart problems?
Do you have a pacemaker?
Are you pregnant?
Do you have a history of cancer?
Have you had an infection recently?
Any metal implants?
Impaired sensation?

Question 2

What mechanism of pain relief does Low-Rate use?

Answer 2

Motor Level

Endogenous Opiate Release (endorphins)

Question 3

What mechanism of pain relief does High-Rate use?

Answer 3

Sensory Level

Gate Control Theory

Question 4

What frequency do you use for High Rate Conventional?

Answer 4

(High) 80:150 pps (hz)… beat frequency

Question 5

What frequency do you use for Low Rate Acupuncture like?

Answer 5

(Low) 2:10 pps (hz)… beat frequency

Question 6

What frequency do you use for Muscle strengthening?

Answer 6

30-80 pps (hz)

Question 7

What frequency do you use for Muscle re-education?

Answer 7

30-50 pps (hz)

Question 8

What Pulse Duration do you use for High-Rate Conventional?

Answer 8

(Short) 50-80 microseconds

Question 9

What Pulse Duration do you use for Low-Rate?

Answer 9

(Long) 200-300 microseconds

Question 10

What Pulse Duration do you use for Muscle Strengthening?

Answer 10

150-200 microseconds for small muscles

200-350 microseconds for large muscles

Question 11

What Pulse Duration do you use for Muscle Re-education?

Answer 11

150-200 microseconds for small muscles

200-350 microseconds for large muscles

Question 12

What Amplitude/Intensity do you use for High-Rate?

Answer 12

Comfortable tingling

Question 13

What Amplitude/Intensity do you use for Low-Rate?

Answer 13

Visible or twitch contraction

Question 14

What Amplitude/Intensity do you use for muscle strengthening?

Answer 14

Strong tetanic contraction

Question 15

What Amplitude/Intensity do you use for muscle re-education?

Answer 15

Tetanic contraction

Question 16

What On:Off time do you use for High-Rate?

Answer 16

N/A

Question 17

What On:Off time do you use for Low-Rate?

Answer 17

N/A

Question 18

What On:Off time do you use for muscle strengthening?

Answer 18

10 seconds on, 50 seconds off (1:5)

Question 19

What On:Off time do you use for muscle re-education?

Answer 19

10 seconds on, 30 seconds off (1:3)

Question 20

What ramp time do you use for High-Rate?

Answer 20

N/A

Question 21

What ramp time do you use for Low-Rate?

Answer 21

N/A

Question 22

What ramp time do you use for muscle strengthening?

Answer 22

2-5 seconds

Question 23

What ramp time do you use for muscle re-education?

Answer 23

2-5 seconds

Question 24

What is the treatment time for High-Rate?

Answer 24

Use as needed for pain control (may be worn for 24 hours)

Question 25

What is the treatment time for Low-Rate?

Answer 25

At least 20 minutes (pain relief for 4-6 hours)

Question 26

What is the treatment time for Muscle Strengthening?

Answer 26

10-20 min to produce 10-20 repetitions

Question 27

What is the treatment time for Muscle Re-education?

Answer 27

More repetitions (pretty dependent on functional activity)

Question 28

What is the treatment frequency for High-Rate?

Answer 28

PRN

Question 29

What is the treatment frequency for Low-Rate?

Answer 29

PRN

Question 30

What is the treatment frequency for Muscle Strengthening?

Answer 30

1-2 times per day (text says every 2-3 hrs when awake)

Question 31

What is the treatment frequency for Muscle Re-education?

Answer 31

1-2 times per day