1. Institute of Biomedical Engineering Research, Kyungpook National University, Jung-gu, Daegu 41944, Korea
2. Department of Biomedical Engineering, Kyungpook National University Hospital, Jung-gu, Daegu 41944, Korea
3. Department of Biomedical Engineering, School of Medicine, Kyungpook National University, Jung-gu, Daegu 41944, Korea
4. Prototype Manufacturing Division Electronic Circuit Team, Medical Device Development Center, Daegu-Gyeongbuk Medical Innovation Foundation, Dong-gu, Daegu 41061, Korea
5. Department of Otorhinolaryngology-Head and Neck Surgery, School of Medicine, Kyungpook National University, Jung-gu, Daegu 41944, Korea