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ISO/TS16949 APQP Zero Defect 달성을 위한 개발기법의 적용사례에 관한 연구
문찬오 대한경영정보학회 2007 경영과 정보연구 Vol.22 No.-
The ISO/TS16949 APQP goal of defect prevention and decrease of spread waste, is the customer satisfaction which leads a continuous improvement and profit creation. The quality expense where the most is caused by but with increase of production initial quality problem occurrence is increasing to is actuality. Like this confirmation amendment. with the problem which is forecast in the place development at the initial stage which it does completeness it does not confront not to be able, production phase to be imminent, the problem accumulates and it talks the development shedding of which occurs. In opposition, prediction confrontation. is forecast in development early stage to and it is a structure which does not occur a problem to production early stage. Like this development is a possibility of accomplishing competitive company from production phase. Which attains an goal of, chance cause it leads a APQP activity (common cause) with special cause prevention & detection the connection characteristic of the focus technique against a interaction is important. And the customer requirement satisfaction and must convert a APQP goal of attainment at the key characteristics action step. (1) The Prevention - with Design FMEA application prevention of the present design management/detection, (2) the Detection (prevention/detection) - with Process FMEA application prevention of the present process control/detection, (3) Special Cause - statistical process control (SPC) 4M cause spread removal, (4) Common Cause - statistical process control (SPC) the nothing zero defect which leads the continuous improvement back of spread with application it will be able to attain with application.
Osler-Weber-Rendu병과 연관된 중뇌동맥경색증
문찬오,한석원,곽재규,정영식,손종희,이상무,최휘철 대한신경과학회 2007 대한신경과학회지 Vol.25 No.3
Osler-Weber-Rendu disease is characterized by epistaxis, cutaneous telangiectasia, and visceral arteriovenous malformations (AVMs). A 65-year-old male with recurrent epistaxis, old infarction and recent multiple rib fractures caused by a bicycle accident had middle cerebral thromboembolic infarctions when he stopped taking clopidogrel due to massive epistaxis and hemopneumothorax. On examinations, there was no focal cerebral stenosis, but there were telangiectasia, pulmonary and hepatic AVMs. A suspicious Osler-Weber-Rendu disease patient should be evaluated by proper screening and regular follow-up to minimize serious sequelae such as thromboembolic stroke.
문찬오 대한뇌졸중학회 2008 Journal of stroke Vol.10 No.1
Background: Intractable hiccup is not a frequent but disabling condition of lateral medullary infarction (LMI). Unlike other symptoms and signs of LMI, the anatomical lesions of intractable hiccup are not well known. Although there were studies about clinical-radiological correlation using MRI, few studies have evaluated the relation between lesional location of LMI and intractable hiccup. Therefore, we performed this study to clarify the lesional correlation with intractable hiccup in LMI. Methods: Between 1997 and 2003, we identified 12 patients with pure LMI (LMI without concomitant midbrain, pontine, cerebellar, or cerebral infarction) who presented with intractable hiccup in addition to typical lateral medullary syndrome. Eighteen patients without hiccup were included as control group. Clinical and radiologic findings were compared between two groups. Results: The patients with intractable hiccup significantly more often had dorsal lesions rather than ventral lesions at horizontal levels (P=0.011). But, there were no rostrocaudal differences at vertical levels. Conclusion: We suggest that pure LMI associated with intractable hiccup often locates in the dorsal medulla at horizontal correlation. This comparative study using MRI helps us to expand the understanding of the neural substrate for intractable hiccup in LMI. (Korean J Stroke 2008;10:30-35)
유승환,민양기,윤성희,홍윤정,문찬오,김수연,조수진,권기한 대한신경과학회 2007 대한신경과학회지 Vol.25 No.1
Shigellosis is an acute inflammatory colitis by infection to one of the members of the genus Shigella. It is known that various CNS symptoms including headache and seizure can develop with shigellosis. Encephalopathy with severe brain edema in shigellosis were rarely reported even in children as well as in adults. We report a rare case of acute encephalopathy with shigellosis showing severe diffuse brain edema which resolved rapidly with administration of steroids in an adult.