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Tuyển tập các báo cáo nghiên cứu về y học được đăng trên tạp chí y học quốc tế cung cấp cho các bạn kiến thức về ngành y đề tài: "Analysis of novel geometry-independent method for dialysis access pressure-flow monitoring | Theoretical Biology and Medical Modelling BioMed Central Research Analysis of novel geometry-independent method for dialysis access pressure-flow monitoring William F Weitzel 1 Casey L Cotant1 Zhijie Wen2 Rohan Biswas1 Prashant Patel1 Harsha Panduranga1 Yogesh B Gianchandani2 and Jonathan M Rubin1 Address School of Medicine University of Michigan Ann Arbor MI USA and 2College of Engineering University of Michigan Ann Arbor MI USA Email William F Weitzel - weitzel@umich.edu Casey L Cotant - casey.cotant@lackland.af.mil Zhijie Wen - serowen@umich.edu Rohan Biswas - rbiswas@med.umich.edu Prashant Patel - prashpat@med.umich.edu Harsha Panduranga - harshap@med.umich.edu Yogesh B Gianchandani - yogesh@umich.edu Jonathan M Rubin - jrubin@umich.edu Corresponding author Open Access Published 5 November 2008 Received 21 August 2008 Theoretical Biology and Medical Modelling 2008 5 22 doi 10.1186 1742-4682-5-22 Accepted 5 November 2008 This article is available from http www.tbiomed.cOm content 5 1 22 2008 Weitzel et al licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License http creativecommons.org licenses by 2.0 which permits unrestricted use distribution and reproduction in any medium provided the original work is properly cited. Abstract Background End-stage renal disease ESRD confers a large health-care burden for the United States and the morbidity associated with vascular access failure has stimulated research into detection of vascular access stenosis and low flow prior to thrombosis. We present data investigating the possibility of using differential pressure AP monitoring to estimate access flow Q for dialysis access monitoring with the goal of utilizing micro-electro-mechanical systems MEMS pressure sensors integrated within the shaft of dialysis needles. Methods A model of the arteriovenous graft fluid circuit