Intrinsic Raman spectroscopy

US9103793B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9103793-B2
Application numberUS-49221406-A
CountryUS
Kind codeB2
Filing dateJul 24, 2006
Priority dateJul 22, 2005
Publication dateAug 11, 2015
Grant dateAug 11, 2015

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Abstract

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The present invention relates to systems and methods for the measurement of analytes such as glucose. Raman and reflectance spectroscopy are used to measure a volume, of material such as a blood sample or tissue within a subject and determine a concentration of a blood analyte based thereon. The present invention further relates to a calibration method, constrained regularization (CR), and demonstrates its use for analyzing spectra including, for example, the measurement glucose concentrations using transcutaneous Raman spectroscopy.

First claim

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What is claimed: 1. A system for measurement of a blood analyte comprising: a first light source that emits Raman excitation light; a second light source; a probe having a fiber optic light delivery and collection system for coupling the first light source and the second light source onto a region of material having an endogenous blood analyte, the system collecting Raman light and reflected light returning from the region of material; a detector optically coupled to a proxi…

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What does patent US9103793B2 cover?
The present invention relates to systems and methods for the measurement of analytes such as glucose. Raman and reflectance spectroscopy are used to measure a volume, of material such as a blood sample or tissue within a subject and determine a concentration of a blood analyte based thereon. The present invention further relates to a calibration method, constrained regularization (CR), and demo…
Who is the assignee on this patent?
Bechtel Kate, Shih Wei-Chuan, Feld Michael S, and 1 more
What technology area does this patent fall under?
Primary CPC classification G01N21/65. Mapped technology areas include Physics.
When was this patent published?
Publication date Tue Aug 11 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).