The Effects of Deep Neuromuscular Blockade During Robot-assisted Transaxillary Thyroidectomy on Postoperative Pain and Sensory Change

"* Continuous Rocuronium (Rocnium®, Hanlim Pharm. Co., Ltd., South Korea) infusion during surgery~* Titrate Rocuronium (Rocnium®) infusion rate to maintain TOF = 0 \& PTC= 1\~2 (TOF = train-of-four. PTC = post-tetanic count)~* TOF and PTC are assessed by acceleromyography (TOF-Watch® SX, Organon Ltd., Drynam Road, Swords, Co. Dublin, Ireland).~* At the end of surgery, IV Sugammadex (Bridion®, Merck Sharp and Dohme \[MSD\], Oss, the Netherlands) injection to reverse muscle relaxation.~* Sugammadex dose = 2mg/kg at TOF ≥2 or 4mg/kg at TOF \< 2"

"* Continuous Rocuronium (Rocnium®, Hanlim Pharm. Co., Ltd., South Korea) infusion during surgery~* Titrate Rocuronium (Rocnium®) infusion rate to maintain TOF = 1\~2~* TOF and PTC are assessed by acceleromyograph (TOF-Watch® SX, Organon Ltd., Drynam Road, Swords, Co. Dublin, Ireland).~* At the end of surgery, IV Sugammadex (Bridion®, Merck Sharp and Dohme \[MSD\], Oss, the Netherlands) injection to reverse muscle relaxation.~* Sugammadex dose = 2mg/kg at TOF ≥2 or 4mg/kg at TOF \< 2"