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고위험 임신에서 수정된 생물리학적 계수검사법을 이용한 태아안녕평가의 유용성에 관한 연구
김동옥(DO Kim),한정열(JY Han),김은성(ES Kim),채난희(NH Chae),정영철(YC Jung),강창성(CS Kang),양재혁(JH Yang),김문영(MY Kim),류현미(HM Ryu),한호원(HW Han) 대한산부인과학회 1999 Obstetrics & Gynecology Science Vol.42 No.7
Objective: Our purpose was to evaluate the effectiveness of the modified biophysical profile[MBPP] for antepartum fetal wellbeing assessment in high risk pregnancies. Materials and Methods: From Jan.1,1996, through Dec.31,1996, 2,275 tests in 1,270 patients with singletone high risk pregnancies were performed for antepartum fetal wellbeing assessment using a MBPP consisting of nonstress test[NST] with acoustic stimulation and ultrasound evaluation of amniotic fluid index[AFI] weekly or twice a week. Nonreactive NST, significant fetal heart rate deceleration, and AFI <5 were regarded as positive results. Results: Those patients were 28.0±6.4 years old in mean age and the MBPPs were performed in mean 38.1±2.7 weeks` gestation. 1,182 patients had negative MBPPs on the last test before delivery. 88 patients had positive MBPPs such as 20 nonreactive NST[22.7%], 19 significant fetal heart rate deceleration[21.6%], 5 nonreactive NST plus oligohydramnios[5.7%], and 44 oligohydramnios alone[50.0%]. Population characteristics were not significantly different between negative and positive MBPPs. Perinatal outcome parameters included 5-minute Apgar score less than 7, thick meconium stained amniotic fluid, prematurity, cesarean section for fetal distress, small for gestational age, and perinatal death. They were significantly different between negative and positive MBPPs except perinatal death. There were two perinatal death. One perinatal death resulted from cord prolapse on the 5th day after negative MBPP of the last screen test. The false negative rate was 0.4/1000. The other occurred in positive MBPP. Conclusion: The MBPP appears to be a effective primary mean of fetal surveillance in high risk pregnancies.
김동옥(DO Kim),노응준(EJ Noh),장윤희(YH Chang),한문화(MH Han) 대한산부인과학회 1983 Obstetrics & Gynecology Science Vol.26 No.7
A case of rudimentary uterine horn associated with agenesis of a left Kidney was reported and a brief review of literature was made.
초음파 모터를 사용한 DD 매니퓰레이터의 컴플라이언스 제어
김동옥(Dong-Ok Kim),신덕(Duck Sin),김원배(Won-Bae Sung),성도생(Do-Saing Sung),김영동(Young-Dong Kim) 전력전자학회 1996 전력전자학술대회 논문집 Vol.1996 No.-
In this paper, we propose a method for compliance control of a SCARA type 2-freedom direct drive(DD) manipulator. Each Joint of the manipulator is driven by a travelling ultrasonic motor(USM). The travelling USM has good some characteristics over conventional servo motors such as compact size, light weight, s1lent motion, high torque and high speed response. By controlling the elasticity and viscosity of robot joints, a robot can work in compliance with external environment. we control the elastic coefficient and the viscous coefficient of joints by adjusting the phase difference of the motor power. And we contemplate transient response of USM with adjusting the elastic coefficient and the viscous coefficient. To use the result, we can control the robot to reach its goal with compliance motion. It remams for further research to develop the impedance control of USM.
김진국(JG Kim),김동옥(DO Kim),김량균(YK Kim),한문화(MH Han) 대한산부인과학회 1982 Obstetrics & Gynecology Science Vol.25 No.6
Granulosa cell tumor is one of rare feminizing tumor of the ovary. A case of granulosa cell tumor in 42 year old woman was reported and a brief review of literature on granulosa cell tumor was made.
산전 태아진단을 위한 제대혈 천자술 154 예의 임상적 분석
채난희(NH Chae),김은성(ES Kim),류현미(HM Ryu),김문영(MY Kim),김희수(HS Kim),양광문(KM Yang),김동옥(DO Kim),최수경(SK Choi),한호원(HW Han) 대한산부인과학회 1998 Obstetrics & Gynecology Science Vol.41 No.5
Percutaneous umbilical cord blood sampling under ultrasound guide to obtain fetal blood were performed in 154 fetuses between 19 and 38 weeks` gestation at Samsung Cheil hospital and women`s healthcare center from April 1994 to May 1997. Indications of sampling were rapid fetal karyotyping in 121 cases and diagnosis of fetal rubella infection in 33 cases. Pure fetal blood was successfully obtained in 153 cases among 154 procedures (99.4%). The first attempt was successful in 142 cases (92.2%) and 11 cases succeeded within second attempt. In a case of failure, fetal blood was obtained by fetal hepatic vein pucture. Puncturing was done at the placental insertion of cord (88.7%) and at floating cord (11.7%). Chromosomal abnormalities were found in 16 of 121 fetuses (13.2%). An abnormal chromosome pattern was established in 19/50 cases (18%) of structural anomalies: 6.7% (2/30) with a single structural anomaly and 35% (7/20) with multiple structural anomalies. The complications found in these pregnancies were 8 cases (5.2%): 3 cases of fetal bradycardia, 2 cases of preterm labor, 1 case of premature rupture of membranes, 2 cases of intrauterine fetal death. In conclusion, cordocentesis is very effective and safe method in prenatal diagnosis.
김지희(Kim, Jee-Hee),이제영(Lee, Jei-Young),김동옥(Kim, Dong-Ok),현혜진(Hyun, Hye-Jin),변도화(Byeon, Do-Hwa),노상균(Rho, Sang-Gyun),이정현(Lee, Jung-Hyun) 한국산학기술학회 2011 한국산학기술학회논문지 Vol.12 No.10
본 논문에서는 해당 실무자들이 본 소방공무원들의 주관성을 진단하고, 기능적인 측면에서 세부적인 유형적 효과요인들을 확인하여 향후 개선과 방향성을 알아보고자 한다. 이 논문에서는 소방공무원들, 즉 해당 실무자들의 주 관적 성향을 살펴보기 위해서 Q방법론을 이용하였다. 분석된 결과, 총 4가지의 유형, 즉, 제 1유형[(N=26) : 직업형 (Occupational Type)], 제 2유형[(N=11) : 경험형(Experience Type)], 제 3유형[(N=1) : 인간형(Human Type)], 제 4유형 [(N=2) : 정의형(Justice Type)] 등으로 분류되었다. 또한 QUANL 프로그램을 실시해 본 결과, 전체변량의 약 50(0.4972)% 를 보여줌으로써 높은 설명력을 보여주었다. 결과적으로, 앞으로 계량적인 실증적 연구와 소비자들의 의견을 종합한 비교와 대안책이 추가된다면, 소방공무원들의 주관성에 관한 보다 심도 있는 연구결과가 제시될 수 있을 것으로 예상 된다. 또한, 이러한 연구의 한계를 보완하는 후속연구가 지속적으로 진행되어지기를 기대한다. This study was carried out by practical method in a subjectivity study accessible in-depth, in sloughing off old habit of functional quantity analysis about a subjectivity of fire-public servant in nation. The perception pattern come out in this study were divided into four types in Q-methodology. The result is as follows ; it is divided into 1[(N=26) : Occupational Type], 2[(N=11) : Experience Type], 3[(N=1) : Human Type], 4[(N=2) : Justice Type]. There are four types of fire fighter images. In conclusion, this study is to ascertain acceptance behavior about Reception Type on a subjectivity of fire-public servant in nation ; to offer a developmental suggestion about it.
김용진(YJ Kim),양화윤(HY Yang),배국환(KH Bae),김동옥(DO Kim) 대한산부인과학회 1992 Obstetrics & Gynecology Science Vol.35 No.11
Three hundred and thirteen cases of the uterine myoma were treated during 4 years period from January 1986 to December 1989, at department of obstetrics and gynecology, Maryknoll Hospital. The results were as follows; 1. The incidence of myoma among 1,328 cases of major gynecologic surgery during 4 years was 23.6%. 2. The frequence of myoma was most common in the age group 40∼49 years (56.6%). 3. The infertility was observed in 23 cases (73.3%), in which the primary infertility was in 22 cases (7.0%) and the secondary was in 1 case(0.3%). 4. The coporeal myoma was observed in 306 cases(97.8%), cervical in 7 cases(2.2%). 5. the most common symptoms of myoma was pain(86.6%), and the next abnormal uterine bleeding (58.1%), palpable mass(19.4%), and leukorrfea(15.7%), and general symptoms(12.1%). 6. The hypermenorrhea was observed in 137 cases (43.8%). 7. The dysmenorrhea was observed in 73 cases (23.3%). 8. The most frequently associated diseases in myoma were adenomyosis of the uterus (14.7%) and chronic cervicitis (12.1%), and ovarian cyst and tumor(6.3%). 9. Anemia (less than 10.0gm%) was found in 94 cases (30%). 10. Total abdominal hysterectomy was performed in 305 cases (97.4%), myomectomy in 4 cases (1.3%), and vaginal hysterectomy in 3 cases (1.0%).
製造企業의 經營環境에 관한 硏究 : 김해지역을 중심으로
金東沃,孫炳基,金榮九,李道和,長英壹,崔容銑 인제대학교 1994 仁濟論叢 Vol.10 No.2
At the threshold of localization era, there is a great need to determine local economic development agenda. But current paucity of data regarding local firms' operations can be a hindering factor to achieve above objective. This study aims to provide such a data which can be used for setting local economic policy of Kimhae area. The study was conducted by administering survey questionnaires. The sample is 34 small sized manufacturers with less than 300 employees in Kimhae area. The content of survey includes General Management, Personnel and Labor Relations, Marketing, Production, Finance, Accounting and MIS. The results of survey revealed that current managerial practices in general showed sizable gap with desired one, which is mandated by national goal of reinforcement of competitiveness of small and medium sized firms.
PLSI 위상차 제어기에 의한 초음파 모터의 점탄성 특성
김동옥,김원배,성도생,고낙용,최한수,김영동 조선대학교 생산기술연구소 1996 生産技術硏究 Vol.18 No.1
As an actuator for direct drive(DD) manipulator. the travelling-wave type ultrasonic motor(USM) has many excellent performances and good advantages over conventional servo motors such as compact size, light weight, silent motion, low rotation-speed, high torque, low magnetic noise, high speed response, flexible free forms, large holding torque and so on. So it has been expected to be used as servo motor. This paper presents a design method of USM controller to adjust the phase difference of USM power using PLSI (Programmable Large Scale Intersration). we can control the elastic coefficient and the viscous coefficient of the USM by adjusting the phase difference of the motor power. By controlling the elasticity and viscosity, a robot can work in compliance with external environment. To use the result, we will be able to control the robot to reach its goal with compliance motion. It remains for further research to develop the impedance control of USM and to make cooperative robots.