Microfluidic sorting device
WANG, MARK; ATA, ERHAN POLATKAN; ESENER, SADIK C.
2005-07-28
著作权人THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
专利号US20050164158A1
国家美国
文献子类发明申请
其他题名Microfluidic sorting device
英文摘要Small particles, for example 5 μm diameter microspheres or cells, within, and moving with, a fluid, normally water, that is flowing within microfluidic channels within a radiation-transparent substrate, typically molded PDMS clear plastic, are selectively manipulated, normally by being pushed with optical pressure forces, with laser light, preferably as arises from VCSELs operating in Laguerre-Gaussian mode, at branching junctions in the microfluidic channels so as to enter into selected downstream branches, thereby realizing particle switching and sorting, including in parallel. Transport of the small particles thus transpires by microfluidics while manipulation in the manner of optical tweezers arises either from pushing due to optical scattering force, or from pulling due to an attractive optical gradient force. Whether pushed or pulled, the particles within the flowing fluid may be optically sensed, and highly-parallel. low-cost, cell- and particle-analysis devices efficiently realized, including as integrated on bio-chips.
公开日期2005-07-28
申请日期2004-05-18
状态授权
内容类型专利
源URL[http://ir.opt.ac.cn/handle/181661/85843]  
专题半导体激光器专利数据库
作者单位THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
推荐引用方式
GB/T 7714
WANG, MARK,ATA, ERHAN POLATKAN,ESENER, SADIK C.. Microfluidic sorting device. US20050164158A1. 2005-07-28.
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