Contraindications. The Spinal Twine Stimulator methods will not be for clients that are unable to work the procedure, have failed demo stimulation by failing to acquire powerful pain reduction, are poor surgical hazards, or are pregnant. Diathermy. Shortwave, microwave and/ or therapeutic ultrasound diathermy should not be utilized on SCS patients https://sgvasculargrp.com/medical-condition/pain-management/