E-stim Typical settings

Question 1

Conventional E-stim

Answer 1

• use: pain management
• Intensity/Amplitude: Strong but comfortable
• Pulse rate: 100-150pps (high)
• Pulse width: 50-80 microseconds
• onset of pain relief: immediate
• Mechanism of pain relief: gate theory
• Treatment time: 20-30 minutes or up to 24 with portable

pulsed biphasic waveform

Question 2

Acupuncture

Answer 2

• intensity/amplitude: visable muscle contraction
• pulse rate: 2-10 pps
• pulse width: 200-300 usec
• onset of pain relief: slow onset but reduces pain long after treatment
• mechanism of pain relief: endogenous opioids
• treatment time: 20-30 minutes (DOMS)

Pulsed biphasic wave form

Question 3

IFC

Answer 3

• intensity/amplitude: comfortable tingling
• pulse rate: (beat freq.) 100-150 beats/sec
• pulse width: 4000/5000 Hz = smaller width
• Onset of pain relief: fast/immediate
• Mechanism: gate theory
• Treatment: 20-30 minutes

Question 4

Pre-mod

Answer 4

• intensity/amplitude: comfortbale tingling
• pulse rate: (beat freq.) 100-150 beats/sec
• pulse width:4000/5000 hz (low width)
• onset of pain relief: fast immediate
• Mechanism of pain relief: gate theory
• Treatmetn time: 20-30 minutes

Question 5

Muscule reeducation/strengthening with pulsed biphasic

Answer 5

• pulse frequency: 35-50 (35-70 if unable to get contraction)
• pulse duration: 150-200 for smaller muscules/250-300 for larger
• amplitude: recovery = 10% MVIC or strengthening = 50% of MVIC
• on/off times: start 10/50 - progress 10/30
• ramp time: 1-4 seconds
• treatment time: 10-30 minutes based on desired # of contractions

Question 6

Muscule spasm

Answer 6

• pulse frequency: 35-50 pps
• pulse duration: 200-300 (size of muscule)
• amplitude: to visable contraction
• on/off times: 2-5 seconds/2-5 seconds
• ramp time: at least 1 second
• treatment time: 10-30 minutes

Question 7

Edema reducation

Answer 7

• pulse frequency: 35-50 pps
• pulse duration: 200-300 usec
• amplitude: to visable contraciton
• on/off times: 2-5 seconds/2-5 seconds
• ramp time: at least 1 second
• treatment time: 10-30 minutes

Question 8

Russian

Answer 8

• pulse frequency: 50 bursts/sec
• pulse duration: carrier freq. = 2500 Hz
• amplitude: recovery: 10% MCIV or strengthening 50% MCIV
• on/off times: 10sec/50 - progress to 10/30
• ramp time: 1-4 seconds
• treatment time: to desired # of contractions (10-30 minutes)

USES AC

Question 9

Denervated muscule

Answer 9

• pulse frequency: Direct current
• pulse duration: manually controlled
• amplitude: to visable contraciton
• on/off times: manually controlled/several seconds
• ramp time: manually controlled/several seconds
• treatment time: to desired # of contractions

Question 10

Tissue healing: inflammatory phase or infected

Answer 10

• Waveform: High volt pulsed current
• polarity: negative
• pulse frequency: 60-125 pps
• pulse duration: 40-100 usec
• amplitude: to produce comfrotable tingling
• treatment time: 45-60 minutes

Question 11

Tissue healing: epithelialization or if wound healing has plateued

Typical Settings

Answer 11

• Waveform: High volt pulsed current
• polarity: positive
• pulse frequency: 60-125 pps
• pulse duration: 40-100 usec
• amplitude: to produce comfrotable tingling
• treatment time:45-60 minutes

Question 12

Drug deliver/iontophoresis

Answer 12

• Waveform: low amplitude DC current
• polarity: same as drug
• pulse frequency: n/a
• pulse duration: n/a
• amplitude: to patient tolerance but no more than 4mA
• treatment time: depends on amplitude to produce total of 40-80 mA minutes