Effects of Transcutaneous Electrical Nerve Stimulation (TENS) Following Hysterectomy

Inclusion Criteria: * Patients aged between18-65 undergoing elective abdominal hysterectomy * ASA (American Society of Anesthesiologist) I,II physical status Exclusion Criteria: * Not agreement with the study,Dermatological lesion affecting the electrode place, * Chronic or preprocedural use of opioids, steroids or psychoactive drugs, * Allergy to drugs used during trials, * Previous experience in TENS, * Kidney, liver, neurological or cardiovascular system disease * Body mass index\>40