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      • 유아교육기관의 통학버스 안전실태

        심윤영,이재연 숙명여자대학교 아동연구소 2005 兒童硏究 Vol.18 No.1

        The purpose of this study is to understand general safety of school buses and safety education at early childhood education center, analyze teachers' awareness and needs for safety of a school bus, and present fundamental data for teachers to protect young children against possible incidents at a early childhood education center. To grasp the conditions of safety of a school bus, safety education, and teacher's awareness and needs for the bus, a survey was conducted with 171 teaches who got on a school bus to bring in and out young children at kindergartens and child care center in Seoul area. The results of this study were as follows: First, as for safety of a school bus at early childhood education centers, young children used a school bus to attend a center and many buses had 15 to 25 seats at most early childhood education centers (70.3%). In terms of school buses, they were good at being insured, yellow vehicles, emergency network, and teachers' boarding but were poor at children protection mark attachment, observance of the seating capacity, and wearing a safety belt. Only about a half (54.4%) were registered as children protection vehicles; thus, young children could hardly be protected by the children protection vehicles. After investigating home-coming guidance for young children using a school bus at an educational center, teachers led young children to parents in most cases, while parents came out to send and meet them in a half of the cases; therefore, parents are required to change their perception of young children's safety. It was found to take about one hour a day on average for teachers to get on a school bus to young children. Second, in terms of safety training for a school bus at early childhood education centers, most centers (60.8%) provided parents about once or twice a year with information on the use of school buses in the form of newsletter. While young children's safety training for a school bus provided during regular classes and in need of safety guide for attending the center, there were difficulties due to the lack of educational materials related to safety training for a school bus and the want of concerns by the centers. Third, as for teachers' awareness and needs for safety of a school bus, teachers thought of a school bus as the center as relatively safe; however, nearly a half of the teachers failed to know the provision of children protection vehicles and penalties.

      • KCI등재

        진정요법사용에 관한 설문조사

        최영심,심연수 大韓小兒齒科學會 1999 大韓小兒齒科學會誌 Vol.26 No.4

        치과에서 행해지는 진정요법이 안전하게 수행되기 위해서는 환자에 대한 모니터가 필수적이다. 우리나라에서 소아치과의사에 의해 이루어지는 진정요법에 관해 알아보고자 대한소아치과학회 회원 245명을 대상으로 1998 10월 1일부터 1998년 12월 20일까지 진정요법의 사용여부 및 사용하는 진정요법의 빈도, 방법, 사용하는 약물, 용량 결정, 모니터 여부, 응급장비 등에 관한 설문조사를 실시하여 다음과 같은 결론을 얻었다. 1. 설문지 응답자의 29%에서 진정요법을 이용하여 치료를 하는 것으로 조사되었다. 설문지 응답자의 71%에서는 진정요법을 하지 않는 것으로 조사되었다. 2. 진정요법을 사용하는 사람 중 61%에서만 진정요법 치료시 모니터를 사용하는 것으로 조사되었다. 진정요법을 사용하는 사람의 39%에서는 진정요법 치료시 모니터를 사용하지 않는 것으로 조사되었다. 3. 가장 흔하게 사용되는 진정요법은 아산화질소-산소를 이용한 흡입진정요법이었다. 그 외에 경구 투여시 가장 흔하게 사용되는 약물은 chloral hydrate였다. 4. 진정요법을 사용하는 사람의 28%에서만 동의서를 작성하는 것으로 조사되었다. 5. 진정요법을 이용하여 치료를 한다고 응답한 사람의 60%에서만 응급장비를 구비하고 있으며, 응답자의 91%에서 응급처치에 관한 교육이 필요하다고 응답하였다. Monitoring of patients is essential in assuring the safety of sedation in the dental office. The purpose of this study was to explore the utilization and preferences of sedation ,untilization of monitoring methods, and the preparation for emergencies during sedation. Members of the Korean Academy of Pediatric Dentistry were surveyed(n=245) from 1998. 10. 1 to 1998. 12. 20 to establish current trends in the use of sedation practices and monitoring methods in Korea. Findings of the survey include: 1. Twenty nine percent of pediatric dentists use sedative agents in their practices. Seventy one percent of pediatric dentists do not use any sedative agents in their practices 2. Thirty nine percent of pediatric dentists who use sedative agents do so without monitoring devices 3. Nitrous oxide inhalation sedation was the most frequently utilized sedation method by pediatric dentists and chloral hydrate was the most frequently utilized sedative by pediatric dentists. Pulse oximeter was the frequently utilized method during sedation in dental office. 4. Only twenty eight percent of pediatric dentists obtain the informed consent of the child's legal guardian. 5. Only sixty percent of pediatric dentists prepare for emergencies during sedation.

      • KCI등재
      • KCI등재
      • 유전실험법에 의한 가교폴리에틸렌의 절연특성 평가

        김원종,임윤희,심낙순,심재선,방영근 三陟大學校 産業科學技術硏究所 2003 産業科學技術硏究論文集 Vol.8 No.1

        In this paper, we estimated the insulation properties of cross-linked polyethylene (XLPE) for ultra-high voltage cable. we have studied the dielectric characteristics of XLPE due to frequency and temperature variation. The dielectric characteristics were measured in the temperature range from 25[℃] to l20[℃]. Also we measured in the voltage range of l[V] to 20[V] according to the step voltage application method. From FT-IR spectrum as an analysis of physical properties, a strong absorption in wavenumbers 700 to 730[cm^(-1)] 1456[cm^(-1)] and 2700 to 3000 [cm^(-1)] observed by the methyl group(CH₂). From the analysis of DSC. the crystalline melting points of the specimen observed in the temperature 60[℃] and 106.58[℃].

      • KCI등재

        통원수술센터를 이용한 장애아동의 치과치료에 대한 증례보고

        선예경,최영심,심연수 大韓小兒齒科學會 1998 大韓小兒齒科學會誌 Vol.25 No.3

        심신장애자, 심한 불안과 공포가 있는 경우, 너무 어려서 의사소통이 되지 않는 환자 등, 일반적인 행동조절방법이 가능하지 않는 경우에 전신마취를 고려하게 된다. 이런 환자들은 대부분 소아치과에서 치료하게 되므로 소아치과의사의 역할이 중요하다. 전신마취하에 시행되는 치과치료를 고려할 때, 환자의 전신적 건강상태, 환자의 현재 구강 상태, 필요한 치과치료의 종류, 책임감 있는 보호자의 유무에 따라서 입원없이 행해지는 외래환자수술을 고려할 수 있다. 전신마취하에 치과치료를 시행하고자 할 때, 치과의사나 보호자의 편의를 위해서 사용되어져서는 안되며, 적절한 환자 선택하에 시행된다면, 보통의 방법으로 치과치료를 받기 어려운 장애아동에게 유리한 치료가 될 수 있다. The dentists often encouter a child who can not be treated with traditional behavior management technique. Mentally or physically handicapped child could receive proper dental care under general anesthesia. General anesthesia for dental care can be done in an outpatient surgery or inpatient surgery depending on the patient. In outpatient surgery, the patient is admitted and discharged the same day. Postoperative care and discharge procedure are abbreviated. Advantages of outpatient surgery are much less emotional disturbance of patients, reduced risk of nosocomial infection and less cost of treatment. A case of a physically handicapped patient treated under general anesthesia at Day Surgery Center is oresented and the procedure and patient selection of outpatient surgery as well as its limitation is reviewed in this paper.

      • 돼지 신장세포(PK15)의 이종이식 거부반응에 대한 재조합 IL-18의 영향

        최연실,김은미,김영관,박상연,심정현,윤도영,강형식,명평근 충남대학교 형질전환복제돼지연구센터 2004 논문집 Vol. No.8

        Various cytokines including IL-1β, IL-2, IL-4, IL-10, IL-12p40, IFN-r, and TNF-α have been recently reported to play important roles in both host and donor cell activations during xenotransplantation. Interleukin (IL)-18, a proinflammatory cytokine, can induce IL-4 and IL-13 production in T cells, NK cells, B cells, mast cells, and basophils. IL-18 has the capacity to stimulate innate immunity and both Th1-and Th2- mediated responses, but little is known to involve in the xenograft rejection. In order to investigate the role of IL-18 in xenograft rejection, we transplanted the pig kidney (PK15) cells to C57BL/6 mouse with or without intraperitoneal injection of mouse recombinatant IL-18, It was analyzed the population of T cell, B cell and NK cell in the mice transplanted with PK 15 cells and recombinant IL-18 by flow cytometry. We found that splenic CD3+ T cells were increased in mice injected PKl5 cells with recombinant IL-18. These results suggest that recombinant IL-18 is critical in the xenograft rejection by increasing T cell population of the recipients.

      • 돼지 신장세포(PK15)의 이종이식 거부반응에 대한 재조합 IL-18의 영향

        최연실,김은미,김영관,박상연,심정현,윤도영,강형식,명평근 충남대학교 생물공학연구소 2004 생물공학연구지 Vol.10 No.1

        Various cytokines including IL-1β, IL-2, IL-4, IL-10, IL-12p40, IFN-γ, and TNF-α have been recently reported to play important roles in both host and donor cell activations during xenotransplantation. Interleukin (IL)-18, a proinflammatory cytokine, can induce IL-4 and IL-13 production in T cells, NK cells, B cells, mast cells, and basophils. IL-18 has the capacity to stimulate innate immunity and both Th1-and Th2- mediated responses, but little is known to involve in the xenograft rejection. In order to investigate the role of IL-18 in xenograft rejection, we transplanted the pig kidney (PK15) cells to C57BL/6 mouse with or without intraperitoneal injection of mouse recombinatant IL-18. It was analyzed the population of T cell, B cell and NK cell in the mice transplanted with PK 15 cells and recombinant IL-18 by flow cytometry. We found that splenic CD3+ T cells were increased in mice injected PK15 cells with recombinant IL-18. These results suggest that recombinant IL-18 is critical in the xenograft rejection by increasing T cell population of the recipients.

      • SCIESCOPUSKCI등재

        Effects of Drug-eluting Stents on Plasma C-reactive Protein Levels after Coronary Stenting: Comparison with Bare Metal Stents

        ( Young Guk Ko ),( Jong Youn Kim ),( Chi Young Shim ),( Sung Ha Park ),( Ki Chul Hwang ),( Dong Hoon Choi ),( Yang Soo Jang ),( Won Heum Shim ),( Nam Sik Chung ),( Seung Yun Cho ) 한국조직공학과 재생의학회 2006 조직공학과 재생의학 Vol.3 No.3

        After coronary stenting, inflammatory mechanisms play a crucial role in the pathogenesis of neointimal proliferation and in-stent restenosis. Drug eluting stents(DES) have been shown to reduce in-stent restenosis in various studies. We investigated plasma C-reactive protein (CRP) levels after DES implantation and compared with those after bare metal stent(BMS) implantation. In a prospective single center study, we performed percutaneous coronary intervention with a single stent in 67 patients(n=21 in BMS group, n=46 in DES group) with clinically stable angina. Plasma CRP levels were determined before intervention and 48 hrs, 72 hrs and 2 weeks after coronary stenting. There were 54 men(80.6%) and the age of patients ranged from 37 to 75 years(mean, 59±9 years). There was no difference in clinical and angiographic baseline characteristics except that more diabetic patients were included in DES group(34.8% vs 9.5%, p=0.04) and that the stent diameter was larger in BMS group(3.4±0.5 mm vs 3.0±0.4 mm, p<0.01). The plasma CRP levels at 48(13.4±14.7 vs 5.9±4.9 mg/L, p<0.01) and 72 hrs(16.7±19.8 vs 5.4±3.9 mg/L, p<0.01) after stent implantation were significantly higher in BMS than DES group. DES showed significantly lower plasma CRP levels after coronary stent implantation compared to BMS. This may reflect potent effects of DES on acute inflammatory reactions induced by coronary intervention.

      • SCIESCOPUSKCI등재

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