Matthias Heyder

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We studied biocompatibility, safety and efficiency of the two cell separators AS 104 (Fresenius) and Spectra (Cobe) during therapeutic thrombocytaphereses. Although some patients have very high platelet levels and coagulation as well as circulatory equilibrium is easily disturbed, no important activation of coagulation or complement was observed. In respect(More)
Copyright 2009 by [Matthias Heyder and Ludwih Theuvsen]. All rights reserved. Readers may make verbatim copies of this document for non-commercial purposes by any means, provided that this copyright notice appears on all such copies. Abstract. The social responsibility of businesses has developed into a highly debated issue in recent years. Especially in(More)
A 28-year-old, previously healthy mother of one child, with cigarette smoking and oral contraceptive medication as only risk factors suffered an acute anterior myocardial infarction without prior anginal complaints. Angiographically there were thrombotic occlusions of the LAD after the first septal branch and also of the distal left circumflex coronary(More)
UNLABELLED Angioplasty of chronically occluded coronary arteries is discussed controversially. This study was performed to investigate the potential benefit of recanalization procedures. Between 1/91 and 10/93 occlusion angioplasty was attempted in 408 patients. 322 persons were followed with repeat angiography performed in 177 patients. Quantitative(More)
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