Transcutaneous Electrical Nerve Stimulation for Pain Mitigation During Intrauterine Device Placement

Inclusion Criteria: * Provision of signed and dated informed consent form for IUD Insertion * Stated willingness to comply with all study procedures * English speaking individuals aged 18 years or older * Presenting for IUD initiation during ambulatory care visit at MUSC Women's Health * Opting for either LNG 52mg or copper T380A IUD Exclusion Criteria: * Contraindication to IUD initiation (i.e. pregnancy, current pelvic infection, distorted uterine anatomy) * Contraindication or allergy to ibuprofen * History of a chronic pain disorder * Recent opioid use in the previous 30 days * History of a cardiac arrhythmia * History of heart disease (i.e. atrial fibrillation, congestive heart failure) * Presence of an implantable device with an electrical discharge (i.e. pacemaker) * BMI \> 50 (class IV obesity) * History of TENS use * Planned pain intervention outside standard of care (i.e. paracervical block, misoprotol) OR preprocedure use of non-standard pain medication (i.e. benzodiazepines, marijuana, muscle relaxers, gabapentin, benadryl) * History of epilepsy