- Development of Laser Ruler in Rigid Laryngoscope
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Lee YO, Kim BC, Lee JH, Lee JC, Lee BJ, Wang SG, Ro JH, Jeon GR, Shin BJ
- KMID: 2166403
- Clin Exp Otorhinolaryngol.
- 2011 Dec;4(4):199-203.
OBJECTIVES: The objective of this study was to develop a new device that provides a simple, noninvasive method of measuring accurate lesion size while using an endoscope. METHODS: We developed a... -
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- Application of Deep Learning System into the Development of Communication Device for Quadriplegic Patient
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Lee JH, Kang T, Choi BK, Han IH, Kim BC, Ro JH
- KMID: 2461112
- Korean J Neurotrauma.
- 2019 Oct;15(2):88-94.
- doi: 10.13004/kjnt.2019.15.e17
OBJECTIVE: In general, quadriplegic patients use their voices to call the caregiver. However, severe quadriplegic patients are in a state of tracheostomy, and cannot generate a voice. These patients require... -
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- Development of a Novel Alarm System to Improve Adaptation to Non-invasive Ventilation in Patients With High Cervical Spinal Cord Injury
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Kim SH, Shin YB, Jang MH, Kim SY, Ro JH
- KMID: 2382930
- Ann Rehabil Med.
- 2016 Oct;40(5):955-958.
- doi: 10.5535/arm.2016.40.5.955
In this case report, we want to introduce a successful way of applying non-invasive ventilation (NIV) with a full face mask in patients with high cervical spinal cord injury through... -
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- Evaluation of an Experimentally Designed Stereotactic Guidance System for Determining Needle Entry Point during Uniplanar Fluoroscopy-guided Intervention
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Lee JH, Jeon GR, Ro JH, Byoen GJ, Kim TK, Kim KH
- KMID: 1778990
- Korean J Pain.
- 2012 Apr;25(2):81-88.
- doi: 10.3344/kjp.2012.25.2.81
BACKGROUND: In discography performed during percutaneous endoscopic lumbar discectomy (PELD) via the posterolateral approach, it is difficult to create a fluoroscopic tunnel view because a long needle is required for... -
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- Effect of 457 nm light on the polymerization of dental composite resins
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Ro JH, Yi DH, Seol HJ, Kwon YH
- KMID: 2423003
- Korean J Dent Mater.
- 2018 Sep;45(3):179-186.
- doi: 10.14815/kjdm.2018.45.3.179
The aim of this study was to determine if a 457 nm blue laser could effectively polymerize dental composite resins. After light curing 6 dental composite resins using a laser... -
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- A Study of the Use of EEG Analysis to Evaluate the Depth of Anesthesia Using Bispectrum Analysis Method
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Baik SW, Lee SJ, Park JM, Kim JH, Kim CH, Nam KG, Ro JH, Jeon GR
- KMID: 2039710
- Korean J Anesthesiol.
- 2004 Feb;46(2):139-144.
- doi: 10.4097/kjae.2004.46.2.139
BACKGROUND:In this study, a distribute characteristics on the bispectral coupling of EEG were examined according to the depth of anesthesia by using bispectum analysis a type of nonlinear signal processing. METHODS:... -
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- Development of a Wearable Pulse Transit Time Monitoring Device
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Jung DK, Ha JS, Kang KT, Kim KN, Kim KR, Ye SY, Ro JH, Jeon GR
- KMID: 1747007
- J Korean Soc Med Inform.
- 2008 Sep;14(3):295-302.
OBJECTIVES: We have developed a non.intrusive continuous PTT monitoring system, using a wearable device and wireless communication technology. METHODS: Pulse transit time (PTT) is a non.invasive measurement that shows promise in... -
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- The effect of biomechanical stimulation on osteoblast differentiation of human jaw periosteum-derived stem cells
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Lee JM, Kim MG, Byun JH, Kim GC, Ro JH, Hwang DS, Choi BB, Park GC, Kim UK
- KMID: 2376056
- Maxillofac Plast Reconstr Surg.
- 2017 Mar;39(3):7.
- doi: 10.1186/s40902-017-0104-6
BACKGROUND: This study was to investigate the effect of biomechanical stimulation on osteoblast differentiation of human periosteal-derived stem cell using the newly developed bioreactor. METHODS: Human periosteal-derived stem cells were harvested... -
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- Development of a Novel Intraoperative Neuromonitoring System Using a Surface Pressure Sensor to Detect Muscle Movement: A Rabbit Model Study
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Sung ES, Lee JC, Shin SC, Kwon HG, Kim MS, Kim DJ, Ro JH, Lee BJ
- KMID: 2447432
- Clin Exp Otorhinolaryngol.
- 2019 May;12(2):217-223.
- doi: 10.21053/ceo.2018.01207
OBJECTIVES: False-negative or false-positive responses in intraoperative neuromonitoring (IONM) using electromyography (EMG) in thyroid surgery pose a challenge. Therefore, we developed a novel IONM system that uses a surface pressure... -
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- Application of an Intraoperative Neuromonitoring System Using a Surface Pressure Sensor in Parotid Surgery: A Rabbit Model Study
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Sung ES, Kwon HK, Shin SC, Cheon YI, Lee JW, Park DH, Choi SW, Kim HB, Park HJ, Lee JC, Ro JH, Lee BJ
- KMID: 2512891
- Clin Exp Otorhinolaryngol.
- 2021 Feb;14(1):131-136.
- doi: 10.21053/ceo.2019.01900
Objectives. Facial nerve monitoring (FNM) can be used to identify the facial nerve, to obtain information regarding its course, and to evaluate its status during parotidectomy. However, there has been... -
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- Expression of VEGF, HGF, IL-6, IL-8, MMP-9, Telomerase in Peripheral Blood of Patients with Head and Neck Squamous Cell Carcinoma
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Hong DY, Lee BJ, Lee JC, Choi JS, Wang SG, Ro JH
- KMID: 1466496
- Clin Exp Otorhinolaryngol.
- 2009 Dec;2(4):186-192.
- doi: 10.3342/ceo.2009.2.4.186
OBJECTIVES: This study investigated the telomerase expression in peripheral blood mononuclear cells (PBMCs) and the relationship between the serum level of several soluble factors such as vascular endothelial growth factor... -
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- Development of a Novel Intraoperative Neuromonitoring System Using an Accelerometer Sensor in Thyroid Surgery: A Porcine Model Study
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Sung ES, Lee JC, Shin SC, Kwon HK, Na HS, Park DH, Choi SW, Ro JH, Lee BJ
- KMID: 2462739
- Clin Exp Otorhinolaryngol.
- 2019 Nov;12(4):420-426.
- doi: 10.21053/ceo.2019.00423
OBJECTIVES: The sensitivity and positive predictive value of widely used intraoperative neuromonitoring (IONM) using electromyography (EMG) of the vocalis muscle in thyroid surgery are controversial. Thus, we developed a novel... -
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- Effect of Isoproterenol on the Glucose-induced Hypothalamin Somatostatin Release
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Kim SW, Kim JW, Kim YS, Choi YK, Yang IM, Woo JT, Park CY, Kim SW, Ro JH, Kim SH, Oh SJ, Kim DY
- KMID: 2199456
- J Korean Soc Endocrinol.
- 1999 Jun;14(2):255-264.
BACKGROUND: Acute hypoglycemia stimulates somatostatin (SRIH) release from the hypothalamus, and which in turn suppress growth hormone (GH) secretion from the anterior pituitary gland. However, the exact mechanism of glucose... -
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- Application of Novel Intraoperative Neuromonitoring System Using an Endotracheal Tube With Pressure Sensor during Thyroid Surgery: A Porcine Model Study
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Sung ES, Shin SC, Kwon HK, Kim J, Park DH, Choi SW, Kim SH, Lee JC, Ro JH, Lee BJ
- KMID: 2504925
- Clin Exp Otorhinolaryngol.
- 2020 Aug;13(3):291-298.
- doi: 10.21053/ceo.2019.01249
Objectives. The loss of signal during intraoperative neuromonitoring (IONM) using electromyography (EMG) in thyroidectomy is one of the biggest problems. We have developed a novel IONM system with an endotracheal... -
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- Change of Extracellular Matrix of Human Vocal Fold Fibroblasts by Vibratory Stimulation
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Kim JM, Shin SC, Kwon HK, Cheon YI, Ro JH, Lee BJ
- KMID: 2515638
- J Korean Soc Laryngol Phoniatr Logoped.
- 2021 Apr;32(1):15-23.
- doi: 10.22469/jkslp.2021.32.1.15
Background and Objectives During speech, the vocal folds oscillate at frequencies ranging from 100–200 Hz with amplitudes of a few millimeters. Mechanical stimulation is an essential factor which affects metabolism... -
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