998 resultados para Berger, Johannes
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Échelle(s) : [1:1 000 000 ca] Mil. Germ. 8 [= 5,5 cm], Mil. Gall. 10 [= 5,2 cm], Mil. Ital. 30 [= 5,5 cm], Stadia 300 [= 5,5 cm] (d'après échelles graphiques)
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Échelle(s) : [1:1 914 000 environ], Geographische Meilen 15 auf 1° d. Breite [= 5,8 cm]
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BACKGROUND: Wound healing involves complex mechanisms, which, if properly chaperoned, can enhance patient recovery. The abilities of platelets and keratinocytes may be harnessed in order to stimulate wound healing through the formation of platelet clots, the release of several growth factors and cytokines, and cell proliferation. The aim of the study was to test whether autologous keratinocyte suspensions in platelet concentrate would improve wound healing. The study was conducted at the Lausanne University Hospital, Switzerland in 45 patients, randomized to three different topical treatment groups: standard treatment serving as control, autologous platelet concentrate (PC) and keratinocytes suspended in autologous platelet concentrate (PC + K). Split thickness skin graft donor sites were chosen on the anterolateral thighs of patients undergoing plastic surgery for a variety of defects. Wound healing was assessed by the duration and quality of the healing process. Pain intensity was evaluated at day five. RESULTS: Healing time was reduced from 13.9 ± 0.5 days (mean ± SEM) in the control group to 7.2 ± 0.2 days in the PC group (P < 0.01). An addition of keratinocytes in suspension further reduced the healing time to 5.7 ± 0.2 days. Pain was reduced in both the PC and PC + K groups. Data showed a statistically detectable advantage of using PC + K over PC alone (P < 0.01). CONCLUSION: The results demonstrate the positive contribution of autologous platelets combined with keratinocytes in stimulating wound healing and reducing pain. This strikingly simple approach could have a significant impact on patient care, especially critically burned victims for whom time is of the essence. CLINICAL TRIAL REGISTRY INFORMATION: Protocol Record Identification Number: 132/03Registry URL: http://www.clinicaltrials.gov.
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Tämä insinöörityö tehtiin Oy Alfred A. Palmberg Ab:lle. Työssä oli tavoitteena luoda jälkikäteen tehtäväsuunnitelmamalli Siltasaarenkatu 12:n tehdystä näyteikkunarakenteiden uusimisesta, sekä tuottaa siitä jälkilaskentatietoa. Tietoa uusimiseen liittyen kerättiin työmaalla työskentelyn yhteydessä kesätöissä 2006. Insinöörityön alussa selvitetään tehtäväsuunnittelun teoriaa käyttäen lähteinä rakennusalan kirjallisuutta, julkaisuja sekä yrityksen laatukansiota. Tämän jälkeen tehtiin työmaan todellisten tietojen pohjalta tehtäväsuunnitelma näyteikkunoiden uusimisesta. Tehtäväsuunnitelman sisältö käydään läpi insinöörityössä. Lisäksi työssä selvitetään näyteikkunoiden uusimisen suunnittelun sekä tehtäväsuunnitelman taustaa. Tuloksena saatua tehtäväsuunnitelmamallia voidaan hyödyntää tulevien vastaavanlaisten saaneeraustyömaiden näyteikkunoiden uusimisessa. Se valaisee tulevia työvaiheita ja niiden sisältöjä. Lisäksi se helpottaa työtä, kun työmaalla voidaan tehdä kohdekohtainen tehtäväsuunnitelma muokkaamalla kohteen tiedot valmiiseen pohjaan.
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QUESTION UNDER STUDY: Emergency room (ER) interpretation of the ECG is critical to assessment of patients with acute coronary syndromes (ACS). Our aim was to assess its reliability in our institution, a tertiary teaching hospital. METHODS: Over a 6-month period all consecutive patients admitted for ACS were included in the study. ECG interpretation by emergency physicians (EPs) was recorded on a preformatted sheet and compared with the interpretation of two specialist physicians (SPs). Discrepancies between the 2 specialists were resolved by an ECG specialist. RESULTS: Over the 6-month period, 692 consecutive patients were admitted with suspected ACS. ECG interpretation was available in 641 cases (93%). Concordance between SPs was 87%. Interpretation of normality or abnormality of the ECG was concordant between EPs and SPs in 475 cases (74%, kappa = 0.51). Interpretation of ischaemic modifications was concordant in 69% of cases, and as many ST segment elevations were unrecognised as overdiagnosed (5% each). The same findings occurred for ST segment depressions and negative T waves (12% each). CONCLUSIONS: Interpretation of the ECG recorded during ACS by 2 SPs was discrepant in 13% of cases. Similarly, EP interpretation was discrepant from SP interpretation in 25% of cases, equally distributed between over- and underdiagnosing of ischaemic changes. The clinical implications and impact of medical education on ECG interpretation require further study.
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Liber Alchandrei philosophi (2-13). - Epistola Phetosiri de sphera (13-13v). - "Quicumque nosse desiderat legem..." [traité astronomique arabe traduit en latin] (14-15). - Abbo Floriacensis, Sententia de differentia circuli et spherae (15-16v). - Pseudo Alexander Astrologus, Mathematica (17-17v). - Varia astronomica et astrologica (18v, 20v). Le texte du f. 18v a été copié à une date plus tardive, peut-être au XIe s. Ce ms. est intéressant à plus d'un titre, car les textes qu'il contient attestent l'influence des traités d'astronomie arabe en Occident."
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The electroencephalogram (EEG), invented by the German psychiatrist Hans Berger in 1924, reached the neurophysiological laboratories and several clinical contexts in the mid-30s. In Switzerland, some skeptical physiologists and enthusiastic psychiatrists paved the way for its integration, but it was only after the Second World War that an emerging field of epileptology became part of a process of technological and epistemological innovation which raised great expectations and produced a large body of research at the crossroads of physiology, neurology and psychiatry. An informal network was created, characterized by clinical, scientific and local institutional cultures. The EEG also made it possible to detect some clinical entities, not however without transforming them, as in the case of epilepsy. Some attempts to probe psychiatric diseases and subjects with the EEG are described as negotiated relationships between clinical observations, subjective manifestations or symptoms and inscriptions of a spontaneous or elicited electrical brain activity. These attempts shape a clinical and experimental cerebral subject, which is analyzed in this article from the point of view of its technical aspects and the concrete procedures on which it depends.