Publications by authors named "Andreas Klausen"

Introduction: Patients with neurological or neurosurgical disease can suffer from impaired cough, which may result in life-threatening retention of tracheobronchial secretions, atelectasis, pneumonia and finally death. Due to a lack of alternatives and pathophysiological plausibility, the application of mechanical insufflation-exsufflation (MI-E) has already become international standard care in neuromuscular disease and spinal cord injury although a lack of evidence for efficacy. High-quality studies to support the use of MI-E in neurological and neurosurgical patients during weaning from mechanical ventilation are missing.

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Background: Feedback is essential for personal and professional development, also in emergency services. However, EMS usually ends at the interface with the emergency department, thus, the long-term effect of initiated emergency measures often remains unclear for emergency personnel. Digital, data-driven tools providing systematic feedback on patients' outcome may be valuable to improve emergency service quality and patient safety.

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Many studies use eye-tracker to analyse the socio-technical system, also in medical research. Only a few articles describe the use of eye-tracker to examine human-computer interaction in a critical care environment, especially in the field of anaesthesia or surgery. Therefore, we have tested in a feasibility study head-mounted eye-tracker of three different manufactures in a simulated anesthesia surrounding with mankind patient simulators.

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The term "Alarm fatigue" is commonly used to describe the effect which a high number of alarms can have on caregivers: Frequent alarms, many of which are avoidable, can lead to inadequate responses, severely impacting patient safety. In the first step of a long-term effort to address this problem, both the direct and indirect impact of alarms, as well as possible causes of unnecessary alarms were focused. Models of these causes and impacts were developed using a scoping review which included guided interviews with experts from medical informatics, clinicians and medical device manufacturers.

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 To evaluate the safety of percutaneous endovascular aortic repair and the relationship of access site characteristics to complications  All patients undergoing percutaneous TEVAR, EVAR and FEVAR procedures from January 2010 to May 2016 were retrospectively analysed for incidence of complications and their relationship to various access site characteristics like access artery size, degree of vessel calcification, skin to artery distance and sheath to artery ratio. Hemostasis occurring within 15 min after suture closure with or without manual compression was defined as primary hemostasis.  92 patients with 142 femoral access sites were included in the study.

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Achieving a good understanding of the socio-technical system in critical or emergency situations is important for patient safety. Research in human-computer interaction in the field of anesthesia or surgery has the potential to improve usability of the user interfaces and enhance patient safety. Therefore eye-tracking is a technology for analyzing gaze patterns.

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