Document Detail


An in-line microfluidic blood sampling interface between patients and saline infusion systems.
MedLine Citation:
PMID:  21465091     Owner:  NLM     Status:  Publisher    
Abstract/OtherAbstract:
This work seeks to extend the utility of microfluidics to conventional blood sampling aperati. Daily medical care of hospitalized patients demands repeated needle punctures or interfacing with a catheter to collect blood samples. Large, research grade systems can autonomously sample blood from laboratory animals; however, a disposable aperatus that can be used to repeatedly sample blood from hospitalized patients does not exist. We have designed, fabricated and demonstrated a 3-layered rigid polymer microfluidic blood sampling device with integrated polymer pinch valves for placement in-line between a patient and a saline infusion system. The blood sampler we designed seeks to mitigate sample cross contamination, reduce risks of microbial contamination associated with invasive blood sampling and improve technical ease of blood sampling. Clinical laboratory tests and microfluidic devices for rapid point-of-care-testing (POCT) of patient samples require human sampling procedures for collection of a patient sample at defined time points. The microfluidic sampling device is designed ultimately to be backwards compatible with existing clinical saline infusion protocols and function as a universal front-end blood sampling unit for the variety of microfluidic lab chips and POCT devices.
Authors:
Andrew W Browne; Chong H Ahn
Publication Detail:
Type:  JOURNAL ARTICLE     Date:  2011-4-5
Journal Detail:
Title:  Biomedical microdevices     Volume:  -     ISSN:  1572-8781     ISO Abbreviation:  -     Publication Date:  2011 Apr 
Date Detail:
Created Date:  2011-4-5     Completed Date:  -     Revised Date:  -    
Medline Journal Info:
Nlm Unique ID:  100887374     Medline TA:  Biomed Microdevices     Country:  -    
Other Details:
Languages:  ENG     Pagination:  -     Citation Subset:  -    
Affiliation:
Microsystems and BioMEMS Laboratory, Department of Electrical and Computer Engineering, University of Cincinnati, 814 Rhodes Hall, Cincinnati, OH, 45221, USA, browneaw@mail.uc.edu.
Export Citation:
APA/MLA Format     Download EndNote     Download BibTex
MeSH Terms
Descriptor/Qualifier:

From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine


Previous Document:  A silicon-glass microwell platform for high-resolution imaging and high-content screening with singl...
Next Document:  Polysomnographic characteristics of daytime sleepiness in obstructive sleep apnea syndrome.