Electro Parameters

Question 0

Chronic pain

Answer 0

Low rate tens
Frequency 2-10 pps
Duration 200-500
Time: no longer than 45 minutes

Question 1

Acute pain

Answer 1

High rate tens
Frequency 50 -80 pps
Pulse duration 100-150
Time: as needed

Question 2

Pain in small area

Answer 2

Premod
Frequency 50-150 pps
Duration can’t be set
Time 20-30 minutes

Question 3

Diffuse pain

Answer 3

Interferential
Frequency depends on type of pain you are treating
Duration is preset
Treatment time is 20 minutes

Question 4

Muscle reeducation

Answer 4

Biphasic burst mode or Russian
Frequency 35-50 pps
Duration 150-200 (small muscles) or 200-350 (large muscles)
Treatment time depends on patient fatigue and functional activity

Question 5

Muscle strengthening

Answer 5

Russian
Frequency 35-80 pps
Can’t set pulse duration if Russian
Change on off time based on patient comfort
Want enough time to get number of repetitions desired

Question 6

Muscle spasm

Answer 6

Biphasic 
Frequency 35-50 pps
Duration 150-200 or 200-350
On off time 2-5/2-5
10-30 min every 2-3 hours until spasm stops

Question 7

Edema with inflammation

Answer 7

High volt
Negative polarity 
Frequency 100-120 pps
Duration preset 
Treatment time 20-30 minutes

Question 8

Edema due to lack of motion

Answer 8

Biphasic 
Frequency 35-50 pps
Duration 150-350
Do 20-30 minutes twice a day 
2-5 sec equal on off time

Question 9

Wound with inflammation

Answer 9

High volt 
Negative polarity 
Frequency 100-120 pps
Duration preset 
45-60 minutes

Question 10

Clean wound

Answer 10

High volt 
Positive electrode 
60-125 pps
Duration preset 
45-60 minutes