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호흡곤란 환자 응급간호 관리를 위한 알고리즘 개발 연구
양진주,장금성 대한간호학회 간호행정학회 2009 간호행정학회지 Vol.15 No.4
Purpose: This study was to develop an algorithm for emergency nursing care of dyspneic patients. Methods: This methodological study was done through reviews of medical records and literatures, checklists of emergency nursing care for dyspneic patients, interviews with nurses, and experts' validity. Results: Firstly, the initial assessment confirmed the identification of airway patency, accessory muscle usage, RR, SpO₂v/s, skin color, and mental status. Immediate emergency care provided oxygen, checked ABG, EKG, and chest X-ray, established a semi-fowler position, maintained IV routes, administered medication orders, and conducted careful monitoring. Secondly, if the patient exhibited SpO₂of less than 90%, the nurse considered the patient's condition to be aggravated. Thirdly, if the patient showed improvement of more than 90% SpO₂, the nurse administered secondary assessment and carried out specific nursing care. However, if the patient continuously showed SpO₂of less than 80%, the nurse assisted the intubation and then executed ventilator therapy. Conclusions: This study suggests that the algorithm is an effective decision tool and utilizing the algorithm is expected to improve the emergency nursing care for dyspneic patients.
楊天錫,徐聖煥,河錦淑 대구산업정보대학 1993 논문집 Vol.7 No.-
In this paper, Preprocessing(Thinning) Printed Korean Character was studied Algorithm in terms of the Blocking Masking and Decision step by effective Recognition. The results were as follow ; The Recognition Rates were 98 Percents. And Average Recognition Time were 0.42 seconds. Then the Recognition Rates was obtained a high compression Error by the Preprocessing. The effective Mesh Vector Method Required for study.
우리나라 카드뮴 폭로 근로자들의 혈중, 요중 카드뮴과 누적폭로 추정량에 따른 신장장해 평가
강성규,양정선,김기웅,장재연,정호근 大韓産業醫學會 1995 대한직업환경의학회지 Vol.7 No.1
88 workers exposed to cadmium were examined at the 12 factories using or producing cadmium in order to know the present state of cadmium exposure and renal dysfunction in 1992. Cadmium in blood and in urine were measured and compared by the 3 exposure level of cadmium in air. Cadmium in blood of low, moderate and high exposure group were 2.5, 3.8 and 7.6 ㎍/L, respectively. Cadmium in urine were 1.8(1.3), 3.8(2.6) and 7.9 ㎍/L(6.1 ㎍/g creatinine), respectively. However, there was no relationship between urinary cadmium and β₂-microglobulin. Cumulative exposure estimate(CEE) was calculated by multiplying the mean ambient cadmium level of the factory and working duration. CEE has a high correlation with cadmium in blood and urine, but no relation to β₂-microglobulin. Because working durations were relatively shorter than European workers', the highest CEE was just 300 ㎍·year/m³, which was not enough to induce renal tubular dysfunction. This study, however, suggested the possibility that renal tubular dysfunction caused by cadmium could be happened in Korea in the near future.
정순택,임종환,박양균,황금택,박현진,안찬영,강성국,문길만 木浦大學校 工業技術硏究所 1994 工業技術硏究誌 Vol.4 No.-
Cell growth and pigment productivity of Monascus anka KCCM 11832 and Monascus sp. has isolated from the Korean Maeju(soybean koji) were determined for effect of culture medium composition and incubation conditions. Increase of NH₄NO₃, and KH₂PO₄ concentration as mineral source promoted mycelium growth, and the highest cell growth was showed in the medium with 0.05% KH₂PO₄ when C/N ratio is 20:1, but pigment production was significantly inhibited at higher concentration than this level. Cell growth and pigment production in porato dextrose medium were higher than those in czapeck-dox broth and malt extract medium. In terms of temperature, the highest cell growth was showed at 34℃, but pigment productivity was the highest at 26℃.
A self-adherent, bullet-shaped microneedle patch for controlled transdermal delivery of insulin
Seong, Keum-Yong,Seo, Min-Soo,Hwang, Dae Youn,O'Cearbhaill, Eoin D.,Sreenan, Seamus,Karp, Jeffrey M.,Yang, Seung Yun Elsevier 2017 Journal of controlled release Vol.265 No.-
<P><B>Abstract</B></P> <P>Proteins are important biologic therapeutics used for the treatment of various diseases. However, owing to low bioavailability and poor skin permeability, transdermal delivery of protein therapeutics poses a significant challenge. Here, we present a new approach for transdermal protein delivery using bullet-shaped double-layered microneedle (MN) arrays with water-swellable tips. This design enabled the MNs to mechanically interlock with soft tissues by selective distal swelling after skin insertion. Additionally, prolonged release of loaded proteins by passive diffusion through the swollen tips was obtained. The bullet-shaped MNs provided an optimal geometry for mechanical interlocking, thereby achieving significant adhesion strength (~1.6Ncm<SUP>−2</SUP>) with rat skin. By harnessing the MN's reversible swelling/deswelling property, insulin, a model protein drug, was loaded in the swellable tips using a mild drop/dry procedure. The insulin-loaded MN patch released 60% of insulin when immersed in saline over the course of 12h and approximately 70% of the released insulin appeared to have preserved structural integrity. An <I>in vivo</I> pilot study showed a prolonged release of insulin from swellable MN patches, leading to a gradual decrease in blood glucose levels. This self-adherent transdermal MN platform can be applied to a variety of protein drugs requiring sustained release kinetics.</P> <P><B>Graphical abstract</B></P> <P>A bio-inspired, self-adherent microneedle (MN) patch is designed for effective transdermal protein drug delivery. The dual-functional MN patch achieved not only a firm adhesion to live animal skin tissue, but also a prolonged insulin drug delivery following a mild loading process into swellable tips with minimal loss of biofunctionality. This transdermal delivery platform using self-adherent MN patches can be applied for a variety of protein drugs requiring sustained release kinetics.</P> <P>[DISPLAY OMISSION]</P>
모바일 학생증을 이용한 아두이노 기반의 출입통제 시스템
양성민 ( Seong-min Yang ),황경하 ( Kyung-ha Hwang ),금진수 ( Jin-soo Keum ),이지수 ( Ji-su Lee ),전중남 ( Joong-nam Jeon ) 한국정보처리학회 2014 한국정보처리학회 학술대회논문집 Vol.21 No.2
본 시스템은 스마트폰 어플리케이션과 아두이노 보드, 웹서버로 구성된 시스템으로서, 학생들이 보다 편리하게 교내 건물에 출입 할 수 있게 하기 위해서 개발하였다. 학생들이 플라스틱 카드로 만들어진 학생증 없이도 스마트폰 어플리케이션으로, 교내 건물에 출입 할 수 있는 기능을 제공함으로써 많은 플라스틱 카드를 대체할 것으로 생각된다. 이를 통해 플라스틱 카드를 따로 가지고 다니지 않아도 되는 편의성을 제공하며 학생증 분실 위험도 막을 수 있다. 또한 플라스틱 카드 제작을 줄여 친환경의 Green IT를 실현할 수 있다. 학생인증 방법은 스마트폰 어플리케이션에서 종합정보시스템 상의 학번과 비밀번호를 입력하면 서버에서 일치 여부를 확인하여 로그인 승인을 해준다. 이후 블루투스 통신을 통해 아두이노 보드에 출입 요청을 보내면 아두이노 보드에 연결된 모터로 문을 개폐한다. 이외에 학생증의 본래 기능인 학생 증명 기능과 학생증으로 이용할 수 있는 제휴업체의 정보도 제공한다.