Transcutaneous Nerve Stimulation for Post-operative Acute and Chronic Pain

"The TENS device will be applied for treatment periods of 30-40 minutes. The electrodes will be connected to the TENS device are stimulated in modulation mode and the parameters will be adjusted as pulse width of 60 μs,frequency of 120 Hz and the stimulation intensity as high as the subject could tolerate.~Electrodes will be placed on either lumbar and sciatic nerve tracing unilaterally or on either side or parallel to the surgical wound."