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만성폐색성 폐질환 환자에서의 내장신경차단중 발생한 급성호흡부전
장원영(Won Young Chang),최근춘(Kun Chun Choe) 대한통증학회 1991 The Korean Journal of Pain Vol.4 No.2
Neurolytic splanchnic nerve block is a relatively safe and effective method for the relief of intractable pain caused by upper abdominal cancer. We have experienced a case of severe acute respiratory failure during splanchnic nerve block under control of X-ray fluoroscopy. We think that the most likely cause of the acute respiratory failure was an asthmatic attack due to anxiety and dyspnea from the injury or stimulation of the diaphragm and pleura in this
삼차신경절 액조내 순수글리세롤을 이용한 삼차 신경통의 치험
장원영(Won Young Chang) 대한통증학회 1991 The Korean Journal of Pain Vol.4 No.2
Trigeminal neuralgia(tic douloureux) is a common clinical syndrome which is characterized by a painful facial condition. The clinician must be able to identify a patient with tic douloureux because this most severe pain syndrome can almost always be controlled. Gangliolysis is the most recent development in the long history of destructive procedures for tic douloureux. Hakason pioneered a technique of placing a needle for injecting glycerol into the trigemi- nal cistern which he found safe and effective for pain control. In August at 1991, I injected pure sterile glycerol three times into the cistern of trigeminal ganglion using the Hartel approach to relieve a patient from pain. The results were as follows, 1) The response of pain relief to a glycerol gangliolysis was excellent. 2) As a complication, there were mild sensory deficit, transient headache and herpes simplex around the mouth angle.
장원영(Won Young Chang),최근춘(Kun Chun Choe) 대한통증학회 1993 The Korean Journal of Pain Vol.6 No.1
Malignant tumors of the paranasal sinuses are quite rare entity, with maxillary neoplasms accounting for less than 1 percent of all head and neck malignancies. When considering the paranasal sinuses alone, 77 percent of cancers arise in the maxillary sinuses. There is no situation more frustrating than the management of the patients with chronic fa-cial pain due to cancer. The initial step in managing patients .with cancer pain is the use of oncologic therapy in the form of radiotherapy, surgery, chemotherapy, alone or combined, either to effect a cure or de- crease the size of the tumor and thus decrease or eliminate the pain. When oncologic therapy is ineffective in providing relief, the pain must be treated by one or more of the followings; Systemic analgesics and adjuvant drugs, psychologic techniques of an- algesia, neurostimulating techniques, neuroablative surgical procedures, regional analgesia with local anesthetics or neurolytic blocks. An 82-year old patient had severe pain of the orbital and infraorbital region due to squamous cell carcinoma oE the maxillary sinus. We successfully treated this patient with the percutaneous retrogasserian ethanol gan- gliolysis by a Hartel approach, and the analgesia lasts until the death of the patient.
외상성 경부 증후군의 치료를 위한 전척수신경차단의 효과
장원영(Won Young Chang),윤소영(So Young Yoon),김경 대한통증학회 1993 The Korean Journal of Pain Vol.6 No.1
In March of l992, We performed two intentional total spinal blocks for the relief of pain. This was for 2 cases of post-traumatic cervical syndrome whose various symptoms were chronically unresponsive to the usual conservative treatments. We regularly checked the blood pressure, pulse rate, oxygen ataration and observed clinical- ly the changes of respiration, consciousness, lid and light reflexes during the total spinal block. Pain relief was evaluated by using the Visual Analog Scale which is designed to measure the subjective intensity of pain. The results were as follows; 1) The effectiveness of total spinal block was 60% in case I, 40% in case 2. 2) We observed two complications from the procedure. Firstly during the block, these were transient periods of hypotension. Following the block, accidental procedures related direct neural trauma resulted in anterior chest wall pain. In conclusion we believe that total spinal block is a satisfactory and reliable method for the treatment of post-traumatic cervical syndrome.
정보 교육에서 프로그래밍(알고리즘) 자동평가 시스템의 활용 가능성에 대한 고찰
장원영 ( Won-young Chang ),김성식 ( Seong-sik Kim ) 한국컴퓨터교육학회 2017 컴퓨터교육학회 논문지 Vol.20 No.1
프로그래밍(알고리즘) 자동 평가 시스템은 주어진 문제에 대해 사용자가 제출한 소스코드의 정확성과 알고리즘의 시간/공간 효율성 등에 대한 즉각적인 평가 결과와 교정적인 피드백을 제공한다. 또한, 이러한 실시간 평가 결과를 통해 제공되는 문제별 채점 현황(제출 횟수, 통과 횟수), 랭킹 등의 경쟁적인 요소는 사용자에게 프로그래밍 학습에 대한 동기와 흥미를 제공하는 장점이 있다. 본 연구에서는 프로그래밍(알고리즘) 자동 평가 시스템의 이론적 배경과 선행 연구에 대한 고찰, 국·내외 자동 평가 시스템의 동향에 대해 알아보고, 고등학교와 대학의 학부 과정에서 활용할 수 있는 방안을 제시하였다. 즉, 2015개정 교육과정의 고등학교 과학 계열 전문 교과인 `정보 과학` 과목에서 자동 평가 시스템의 활용을 제시하고 있으며, 이에 따라 C언어의 문법에 관한 기초적인 내용에서부터 주어진 문제의 알고리즘 설계와 프로그래밍 단계까지 폭넓게 적용할 수 있다. 또한, 대학의 자료구조와 알고리즘 강좌에서 동일 문제에 대한 각 알고리즘의 실제 소요 시간을 직접 비교해 봄으로써 알고리즘의 성능 차이를 확인할 수 있다. The programming(algorithm) automated assessment system is to evaluate automatically the accuracy and time/space efficiency of user`s solution to the problem which is provided. This system gives the immediate feedback of the solution, real-time ranking. So, in the course of data structure and algorithm, we can apply the knowledge which we have learned to the problem solving. Especially, in the basic course of learning the syntax of the programming language, the novice student can learn in easy and fun by solving the simple problem. The university students can understand in the easy way th e meaning of asymptotic analysis of algorithm in data structure & algorithm course.