9 research outputs found

    Impact of duration of chest tube drainage on pain after cardiac surgery

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    Objective: This study was designed to analyze the duration of chest tube drainage on pain intensity and distribution after cardiac surgery. Methods: Two groups of 80 cardiac surgery adult patients, operated on in two different hospitals, by the same group of cardiac surgeons, and with similar postoperative strategies, were compared. However, in one hospital (long drainage group), a conservative policy was adopted with the removal the chest tubes by postoperative day (POD) 2 or 3, while in the second hospital (short drainage group), all the drains were usually removed on POD 1. Results: There was a trend toward less pain in the short drainage group, with a statistically significant difference on POD 2 (P=0.047). There were less patients without pain on POD 3 in the long drainage group (P=0.01). The areas corresponding to the tract of the pleural tube, namely the epigastric area, the left basis of the thorax, and the left shoulder were more often involved in the long drainage group. There were three pneumonias in each group and no patient required repeated drainage. Conclusions: A policy of early chest drain ablation limits pain sensation and simplifies nursing care, without increasing the need for repeated pleural puncture. Therefore, a policy of short drainage after cardiac surgery should be recommende

    High prevalence of unsuspected abdominal aortic aneurysms in patients hospitalised for surgical coronary revascularisation

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    Objectives: Prevalence of abdominal aortic aneurysms (AAA) is not exactly known among patients with coronary artery disease (CAD) who are considered for surgical revascularisation. We evaluated the value of screening AAA among coronary patients admitted in our cardiovascular surgery unit. Methods: Over a 24-month period, an abdominal echography was proposed to male patients aged 60 or more while hospitalised for surgical coronary revascularisation. Patients with previous investigation of the aorta were excluded. The aorta was considered aneurysmal when the anterior-posterior diameter was of 30 mm or more. Results: Three hundred and ninety-five consecutive patients all accepted a proposed abdominal echographic screening for AAA. Forty unsuspected AAA were detected (10.1%). The mean diameter was 38.9±1.3 mm. Four AAA were larger than 50 mm and considered for surgery after the CABG procedure. Surveillance was proposed to the other 36, especially the 10 patients with an AAA larger than 40 mm. Patients with AAA were significantly older than those without AAA (71.3±0.8 vs. 69.4±0.3 years, P<0.05). Smoking history (P<0.05) and hypertension (P<0.05) were also associated more frequently with AAA. More than 16% of the patients being smokers and suffering hypertension presented with unsuspected AAA. Conclusions: In-hospital screening of AAA is very efficient among patients with coronary artery disease. Therefore, patients with CAD may be considered for routine AAA screenin

    The Role of Clusters in the Global Innovation Strategy of MNEs: Theoretical Foundations and Evidence from the Basel Pharmaceutical Cluster

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    Purpose – This paper aims to focus on the role of clusters as home and host country- specific advantages for multinational enterprises (“MNEs”) in the organization of their internal and external networks to optimize the diffusion and generation of new knowledge. Strategic asset-seeking investment has been a major driver of the internalization of innovation activities performed by MNEs abroad. This paper demonstrates the attractiveness of foreign clusters in the global innovation process of MNEs. The main assumption is that location within innovative clusters may foster the ability of firms to generate new innovations. Design/methodology/approach – This paper illustrates the theoretical developments through the example of firms located in the Basel pharmaceutical clusters which have invested in other clusters abroad. Findings – The results are based on an in-depth patent data analysis and confirm the importance of clusters in an innovation-driven industry. Originality/value – This paper focuses on the role of clusters as home and host country-specific advantages for “MNEs” in the organization of their internal and external networks to optimize the diffusion and generation of new knowledge. Strategic asset-seeking investment has been a major driver of the internalization of innovation activities performed by MNEs abroad. This paper demonstrates the attractiveness of foreign clusters in the global innovation process of MNEs. The main assumption is that location within innovative clusters may foster the ability of firms to generate new innovations. This paper illustrates the theoretical developments through the example of firms located in the Basel pharmaceutical clusters which have invested in other clusters abroad. The results are based on an in-depth patent data analysis and confirm the importance of clusters in an innovation-driven industry

    High prevalence of unsuspected abdominal aortic aneurysms in patients hospitalised for surgical coronary revascularisation.

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    OBJECTIVES: Prevalence of abdominal aortic aneurysms (AAA) is not exactly known among patients with coronary artery disease (CAD) who are considered for surgical revascularisation. We evaluated the value of screening AAA among coronary patients admitted in our cardiovascular surgery unit. METHODS: Over a 24-month period, an abdominal echography was proposed to male patients aged 60 or more while hospitalised for surgical coronary revascularisation. Patients with previous investigation of the aorta were excluded. The aorta was considered aneurysmal when the anterior-posterior diameter was of 30 mm or more. RESULTS: Three hundred and ninety-five consecutive patients all accepted a proposed abdominal echographic screening for AAA. Forty unsuspected AAA were detected (10.1%). The mean diameter was 38.9 +/- 1.3 mm. Four AAA were larger than 50 mm and considered for surgery after the CABG procedure. Surveillance was proposed to the other 36, especially the 10 patients with an AAA larger than 40 mm. Patients with AAA were significantly older than those without AAA (71.3 +/- 0.8 vs. 69.4 +/- 0.3 years, P&lt;0.05). Smoking history (P&lt;0.05) and hypertension (P&lt;0.05) were also associated more frequently with AAA. More than 16% of the patients being smokers and suffering hypertension presented with unsuspected AAA. CONCLUSIONS: In-hospital screening of AAA is very efficient among patients with coronary artery disease. Therefore, patients with CAD may be considered for routine AAA screening
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