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US 10,381,209 B2Granted
Probes, systems, cartridges, and methods of use thereof
AssigneePurdue Research Foundation
InventorsZheng Ouyang, Yue Ren, Xiao Wang
Life of this patent
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Abstract
The invention generally relates to probes, systems, cartridges, and methods of use thereof. In certain embodiments, the invention provides a probe including a porous material and a hollow member coupled to a distal portion of the porous material.
Claims18
A probe comprising a paper porous material and a hollow member inserted into a distal portion of the paper porous material, wherein the hollow member is composed of a non-paper material.
A cartridge comprising:
- a housing with an open distal end;
- and
- a probe situated within the housing, the probe comprising a paper porous material and a hollow member inserted into a distal portion of the paper porous material and operably aligned to the open distal end of the housing, wherein the hollow member is composed of a non-paper material.
A method for analyzing a sample, the method comprising:
- providing a probe comprising a paper porous material and a hollow member inserted into a distal portion of the paper porous material, wherein the hollow member is composed of a non-paper material;
- contacting a sample to the paper porous material;
- generating ions of the sample from the probe that are expelled from a distal end of the hollow member;
- and
- analyzing the ions.
2 more elements
Dependencies are inferred from the claim text.