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Comparison of vibration characteristics of file systems for root canal shaping according to file length

Park SJ, Park SH, Cho KM, Ji HJ, Lee EH, Kim JW

Objectives: No studies have yet assessed vibration characteristics according to endodontic file length. Accordingly, the objective of the present study was to examine the vibration characteristics according to nickel-titanium file...
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Differential diagnosis of periapical cyst using collagen birefringence pattern of the cyst wall

Ji HJ, Park SH, Cho KM, Lee SK, Kim JW

OBJECTIVES: Periapical lesions, including periapical cyst (PC), periapical granuloma (PG), and periapical abscess (PA), are frequently affected by chemical/physical damage during root canal treatment or severe bacterial infection, and thus,...
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A cone-beam computed tomographic study of C-shaped root and root canal in maxillary molars

Kim JW, Ji HJ, Cho KM, Kim SM, Park SH

PURPOSE: The aim of this retrospective study was to investigate the prevalence rate and types of C-shaped roots and C-shaped canal in maxillary molars by analyzing cone-beam computed tomography (CBCT)...
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Efficacy of Short-Term Growth Hormone Treatment in Prepubertal Children with Idiopathic Short Stature

Kim HS, Yang SW, Yoo HW, Suh BK, Ko CW, Chung WY, Lee KH, Hwang JS, Ji HJ, Ahn H, Kim DH

PURPOSE: It has been reported that daily recombinant human growth hormone (GH) treatment showed beneficial effects on growth in prepubertal children with idiopathic short stature (ISS). The present study aimed...
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The Frequency of Reexpansion Pulmonary Edema after Trocar and Hemostat Assisted Thoracostomy in Patients with Spontaneous Pneumothorax

Cha KC, Kim H, Ji HJ, Kwon WC, Shin HJ, Cha YS, Lee KH, Hwang SO, Lee CC, Singer AJ

PURPOSE: Several risk factors for development of reexpansion pulmonary edema (REPE) after drainage of pneumothoraces have been reported, but the association between the method of thoracostomy and the development of...
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Changes in Preventable Death Rates and Traumatic Care Systems in Korea

Kim H, Jung KY, Kim SP, Kim SH, Noh H, Jang HY, Yoon HD, Heo YJ, Ryu HH, Jeong TO, Hwang Y, Ju JM, Joo MD, Han SK, Cho KW, Choi KH, Park JM, Jung HM, Lee SB, Kyong YY, Ryu JY, Jeon WC, Ahn JY, Lee JY, Ji HJ, Lee TH, Kim OH, Cha YS, Cha KC, Lee KH, Hwang SO

  • KMID: 2333101
  • J Korean Soc Emerg Med.
  • 2012 Apr;23(2):189-197.
PURPOSE: This study was performed in order to determine the changes over time in preventable and potentially preventable traumatic death rates, and to assess the factors that affected the deaths...
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Enhancement of Exercise Capacity by Black Ginseng Extract in Rats

Jo GS, Chai HY, Ji HJ, Kang MH, Kang SJ, Ji JG, Kim DJ, Lee BJ

  • KMID: 2312078
  • Lab Anim Res.
  • 2010 Sep;26(3):279-286.
This study was carried out to investigate an enhancing effect of black ginseng extract (BGE) on exercise capacity in an endurance exercising animal model. Fifty Sprague-Dawley rats were assigned to...
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Reliability study of 6-axis model surgery simulator for orthognathic surgery

Jeon JH, Lee HC, Ji HJ, Jeon YJ, Kim YI, Son WS, Park SB, Kim SS, Whang DS

The purpose of this study was to evaluate the reliability of 6-axis model surgery simulator (6AMSS) for orthognathic surgery. A rectangular parallelepiped plastic block was assembled to model-mounting plate of...
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Folate Content of Fast Foods and Processed Foods

Ji HJ, Kim S, Yon M, Hyun T

A trienzyme extraction method (use of alpha-amylase, protease and folate conjugase) for food folate assay has been used to release folate from the food matrix. In order to reduce the...
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Resuscitation Outcomes and Clinical Characteristics Based on the Initial ECG Rhythm in Prehospital Traumatic Cardiac Arrest Patients

Kim YK, Lee KH, Lee SY, Kim SH, Ji HJ, Won HK, Kim H, Hwang SO

  • KMID: 1583031
  • J Korean Soc Emerg Med.
  • 2005 Aug;16(4):467-473.
PURPOSE: The purpose of this study was to investigate the outcome of resuscitation and the clinical characteristics of patients with prehospital traumatic cardiac arrest. METHODS: We conducted a 14-year retrospective study...
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A Sustained Release Human Growth Hormone (LB03002):Efficacy and Safety Following Six-month Treatment in Children with Growth Hormone Deficiency (GHD)

Kim DH, Lee BC, Shin JH, Yang SW, Yoo HW, Jin DK, Ko CW, Chung WY, Suh BK, Lee KH, Kim HJ, Ji HJ, Kim J

  • KMID: 2321969
  • J Korean Soc Pediatr Endocrinol.
  • 2005 Jun;10(1):6-6.
BACKGROUND: LB03002[somatropin(rDNA origin) for injectable suspension] is a sustained release formulation of human growth hormone to be administered by once-a-week subcutaneous injections. Less frequent administration could provide a considerable improvement...
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Characteristics of a Focused Assessment with Sonography for Trauma (FAST) in Hollow Viscus Injury

Won HK, Lee KH, Ji HJ, Oh SB, Cha KC, Kim H, Hwang SO, Bae KS, Park JW

  • KMID: 1944301
  • J Korean Soc Emerg Med.
  • 2005 Jun;16(3):377-382.
PURPOSE: The usefulness of focused abdominal sonography for trauma (FAST) is now included in the frame work of the advanced trauma life support for examination of thoraco- abdominal trauma. Ultrasonographic...
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Comparison of Two Titration Methods of Vasopressor Infusion to Correct Septic Shock

Cha KC, Hwang SO, Oh SB, Kim SH, Ji HJ, Kim H, Lee KH, Kim KJ, Kim HJ

  • KMID: 2193887
  • J Korean Soc Emerg Med.
  • 2004 Aug;15(4):280-285.
BACKGROUND: Administration of a vasopressor is frequently required in treating septic shock. The conventional method of vasopressor infusion, which includes incremental titration of a vasopressor to raise blood pressure, is...
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Correlation of the Serum Antithrombin III to Injury Severity in Patients with Severe Trauma

Ji HJ, Lee KH, Kim SH, Oh SB, Cha KC, Kim HJ, Kim H, Hwang SO

  • KMID: 1998689
  • J Korean Soc Emerg Med.
  • 2004 Oct;15(5):399-405.
PURPOSE: Antithrombin III (AT-III) is a serum protease inhibitor that inhibits the blood coagulation protease thrombin and is seen to be present in low levels in cases of shock, sepsis,...
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Effect of Standard Cardiopulmonary Resuscitation on Cerebral Blood Flow and Coronary Perfusion Pressure in the Canine Model of Simulated Ventricular Tachycardia

Jang YS, Hwang SO, Kim H, Choi HJ, Oh SB, Cha KC, Kim SH, Ji HJ, Lee KH, Lee SY

  • KMID: 1998735
  • J Korean Soc Emerg Med.
  • 2003 Dec;14(5):597-603.
PURPOSE: The purpose of this study was to evaluate the hemodynamic effects of external chest compression in state of the heart's beating. METHODS: Ten mongrel dogs were used in this study....
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The Muscular Branch of the Radial Nerve to the Brachialis Muscle in Korean

Ji HJ, Chung IH

  • KMID: 2283126
  • Korean J Phys Anthropol.
  • 2002 Jun;15(2):127-131.
Most textbooks describe the brachialis muscle is innervated by the musculocutaneous and radial nerves. This study was performed to clarify the incidence and morphology of the branch of the radial...
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Changes of Telomerase Activity and Proliferation by Inhibition of Reverse Transcriptase Activity in Human Cancer Cell

Ji HJ, Park KH, Kim TS, Rha SY, Yoo NC, Kim JM, Kim JS, Roh JK, Jang WI, Chung HC

  • KMID: 2134358
  • Cancer Res Treat.
  • 2002 Jun;34(3):223-233.
PURPOSE: Activation of telomerase is proposed to be an essential step in cancer cell immortalization and cancer progression. 3'-azido-2',3'-dideoxythymidine (AZT), a reverse transcriptase inhibitor, was reported to be incorporated in...
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