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Title: Detecting compounds in microfluidic droplets using mass spectrometry

Patent ·
OSTI ID:1650974

Disclosed herein are devices and methods for detecting compounds in droplets using mass spectrometry. In some embodiments, the device comprises: a microfluidics-MS (microMS) device, wherein the microMS device comprises: a droplet-to-digital microfluidic device, wherein the droplet-to-digital microfluidic device comprises: a glass layer; an electrode layer comprising chrome electrodes etched onto one side of the glass layer; a dielectric layer configured for electrowetting; and a microfluidics layer comprising channels, pockets, and a droplet generator, for example a T-junction droplet generator, wherein the pockets are connected to the channels; and a mass spectrometry plate, wherein the mass spectrometry plate is reversibly sealed to the microfluidic device.

Research Organization:
Univ. of California, Oakland, CA (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC02-05CH11231
Assignee:
The Regents of the University of California (Oakland, CA)
Patent Number(s):
10,672,601
Application Number:
16/307,698
OSTI ID:
1650974
Resource Relation:
Patent File Date: 06/06/2017
Country of Publication:
United States
Language:
English

References (21)

On-Chip Electrochemical Flow Cell patent-application June 2007
Nanostructure-Initiator Mass Spectrometry patent-application June 2008
High Resolution Systems, Kits, Apparatus, and Methods for High Throughput Microbiology Applications patent-application June 2019
Microchips with Integrated Multiple Electrospray Ionization Emitters and Related Methods, Systems and Devices patent-application December 2013
Methods and Systems for Mass Spectrometry patent-application June 2012
Cartridge with Multiple Electrospray Emitters patent-application February 2014
Microfluidic Array Devices and Methods of Manufacture Thereof patent-application May 2006
Method and Device for Tracking and Manipulation of Droplets patent-application December 2017
Active Control for Droplet-Based Microfluidics patent-application July 2009
Tailored Nanopost Arrays (NAPA) for Laser Desorption Ionization in Mass Spectrometry patent-application August 2017
Microfluidic System and Method for Manufacturing the Same patent-application January 2010
Hybrid Digital and Channel Microfluidic Devices and Methods of Use Thereof patent-application April 2012
Nanostructure-initiator Mass Spectrometry Biometrics patent-application September 2014
Microfluidic Devices patent-application August 2002
Microplate with an Integrated Microfluidic System for Parallel Processing Minute Volumes of Fluids patent-application December 2003
Droplet Manipulation Device patent-application April 2016
Self-Adhesive Microfluidic and Sensor Devices patent-application June 2017
Sample Processing Droplet Actuator, System and Method patent-application January 2012
Exchangeable Sheets Pre-Loaded with Reagent Depots for Digital Microfluidics patent-application April 2010
Microfluidic Chip with Enhanced Tip for Stable Electrospray Ionization patent-application March 2005
Method of Processing Dried Samples Using Digital Microfluidic Device patent-application July 2019