Modular point-of-care devices, systems, and uses thereof
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
G01N-033/00
G01N-033/569
B01J-019/00
B01L-003/00
G01N-035/02
G01N-033/543
G01N-033/53
G01N-001/38
B01L-003/02
G01N-035/00
출원번호
US-0339946
(2014-07-24)
등록번호
US-9012163
(2015-04-21)
발명자
/ 주소
Burd, Tammy
Gibbons, Ian
Holmes, Elizabeth A.
Frenzel, Gary
Nugent, Anthony Joseph
출원인 / 주소
Theranos, Inc.
인용정보
피인용 횟수 :
4인용 특허 :
165
초록▼
The present invention provides devices and systems for use at the point of care. The methods devices of the invention are directed toward automatic detection of analytes in a bodily fluid. The components of the device are modular to allow for flexibility and robustness of use with the disclosed meth
The present invention provides devices and systems for use at the point of care. The methods devices of the invention are directed toward automatic detection of analytes in a bodily fluid. The components of the device are modular to allow for flexibility and robustness of use with the disclosed methods for a variety of medical applications.
대표청구항▼
1. A method of detecting at least two analytes present at different concentrations in a small-volume biological sample, the method comprising: providing a cartridge comprising a housing carrying i) a sample collection unit containing ii) a biological sample having a volume of no more than about 500
1. A method of detecting at least two analytes present at different concentrations in a small-volume biological sample, the method comprising: providing a cartridge comprising a housing carrying i) a sample collection unit containing ii) a biological sample having a volume of no more than about 500 microliters (μL), iii) an array of individual, addressable reagent units, and iv) an array of individual, addressable assay units, wherein each of said addressable reagent units is addressed to correspond to an addressable assay unit, and wherein said reagent units and said assay units provide all the reagents and assay units required for analyzing said biological sample for the presence of said at least two analytes;positioning said cartridge in a benchtop instrument effective that a fluid transfer device in said benchtop instrument may transfer at least a portion of said biological sample from said sample collection unit;transferring at least a portion of said biological sample from said sample collection unit to an individual assay unit to provide a first sample portion and at least a second sample portion, wherein said second sample portion is not in fluid communication with said first sample portion;diluting, by at least about 10-fold, at least one of said first sample portion or said second sample portion effective that signals produced by assays indicative of said at least two analytes are within detectable ranges;performing a first assay for detecting the presence of a first analyte in said first portion of the biological sample;performing a second assay for detecting the presence of a second analyte in said second portion of the biological sample;detecting a signal indicative of the presence of said first analyte;detecting a signal indicative of the presence of said second analyte;whereby the presence of each of said at least two analytes is detected in said small-volume biological sample. 2. The method of claim 1, further comprising providing a protocol for directing the fluid transfer device in the performance of assays for the presence of said at least two analytes. 3. The method of claim 1, wherein the at least two analytes are present at concentrations that differ by at least 2 orders of magnitude. 4. The method of claim 1, wherein performing said first or said second assay comprises transferring a reagent or transferring at least a portion of a sample using said fluid transfer device. 5. The method of claim 1, wherein said transferring comprises one or more of moving at least a portion of a sample, moving an assay unit, and transferring reagent by an automated process. 6. The method of claim 5, wherein said fluid transfer device comprises an automated pipette, and said transferring comprises an automated process carried out by a user-defined protocol. 7. The method of claim 1, wherein said fluid transfer device comprises a programmable processor. 8. The method of claim 7, wherein said programmable processor comprises instructions or commands for the operation of said fluid transfer device. 9. The method of claim 2, wherein providing a protocol further comprises selecting a protocol effective to provide a selected protocol for directing the performance of said fluid transfer device. 10. The method of claim 9, wherein said cartridge comprises an identifier, and wherein said protocol is automatically selected by detecting said identifier and selecting a protocol from a plurality of protocols associated with the identifier. 11. The method of claim 10, wherein said protocol is remotely selected following communication of an identifier to an external device having a plurality of protocols associated with said identifier, and selecting a protocol to be run on the fluid transfer device from said plurality of protocols. 12. The method of claim 11, wherein said selected protocol is electronically received by said benchtop instrument. 13. The method of claim 12, wherein said first assay and said second assay are performed at a point-of-care (POC) location according to said selected protocol. 14. The method of claim 1, comprising providing said cartridge at a point-of-care (POC) location. 15. The method of claim 1, wherein said detecting is performed at a point-of-care (POC) location. 16. The method of claim 14, wherein said point-of-care (POC) location is a medical office or a laboratory. 17. The method of claim 15, wherein said point-of-care (POC) location is a medical office or a laboratory. 18. The method of claim 1, wherein said signal indicative of the presence of said first analyte or signal indicative of the presence of said second analyte, or both, comprises an optical signal. 19. The method of claim 1, wherein said first assay or said second assay comprises a quantitative assay. 20. The method of claim 1, wherein performance of said first assay and of said second assay is completed within a period of time of less than about 1 hour. 21. The method of claim 1, wherein performance of said first assay and of said second assay is completed within a period of time of less than about 30 minutes, and the at least two analytes are present at concentrations that differ by at least 5 orders of magnitude. 22. The method of claim 1, wherein said small-volume biological sample is a sample of a bodily fluid selected from blood, serum, saliva, urine, gastric and digestive fluid, tears, stool, semen, vaginal fluid, interstitial fluids derived from tumorous tissue, and cerebrospinal fluid. 23. The method of claim 1, wherein said small-volume biological sample has a volume of between about 1 μL to about 100 μL. 24. The method of claim 1, wherein said at least two analytes comprise an analyte selected from polypeptides, glycoproteins, polysaccharides, lipids, nucleic acids, biomarkers, genes, proteins, drugs, prodrugs, pharmaceutical agents, drug metabolites, expressed proteins, cell markers, antibodies, hormones, cholesterol and other metabolites, and combinations thereof 25. The method of claim 1, wherein each of said at least two analytes comprise an analyte selected from polypeptides, glycoproteins, polysaccharides, lipids, nucleic acids, biomarkers, genes, proteins, drugs, prodrugs, pharmaceutical agents, drug metabolites, expressed proteins, cell markers, antibodies, hormones, cholesterol and other metabolites, and combinations thereof. 26. The method of claim 1, wherein said small-volume biological sample is a fingerstick blood sample. 27. The method of claim 1, wherein said housing of said cartridge is generic for all assays and is configured to hold a sample collection unit, a plurality of addressable assay units, and a plurality of addressable reagent units, wherein at least one of said assay units and at least one of said reagent units are movable relative to each other. 28. The method of claim 1, wherein said detecting comprises an assay for the detection of an analyte indicative of a micro-organism or virus. 29. The method of claim 1, wherein said detecting comprises an assay for the detection of an analyte indicative of an infectious disease. 30. The method of claim 1, wherein said detecting comprises an assay for the detection of an analyte indicative of an infectious disease condition. 31. The method of claim 22, wherein said small-volume biological sample is obtained from a mammal. 32. The method of claim 31, wherein said mammal is a human. 33. The method of claim 31, wherein said mammal is a farm animal. 34. The method of claim 31, wherein said mammal is a pet animal. 35. The method of claim 28, wherein said micro-organism or virus is a pathogen. 36. The method of claim 35, wherein said pathogen is selected from the group of pathogens consisting of Staphylococcus epidermidis, Escherichia coli, methicillin-resistant Staphylococcus aureus (MRSA), Staphylococcus aureus, Staphylococcus hominis, Enterococcus faecalis, Pseudomonas aeruginosa, Staphylococcus capitis, Staphylococcus warneri, Klebsiella pneumoniae, Haemophilus influenzae, Staphylococcus simulans, Streptococcus pneumoniae, Candida albicans, Stenotrophomonas maltophilia, Haemophilis parainfluenzae, Serratia marcescens, Haemophilis parahaemolyticus, Enterococcus cloacae, Moraxiella catarrhalis, Citrobacter freundii, Enterococcus faecium, Klebsella oxytoca, Pseudomonas fluorscens, Neiseria meningitidis, Streptococcus pyogenes, Pneumocystis carinii, Klebsella pneumoniae Legionella pneumophila, Mycoplasma pneumoniae, and Mycobacterium tuberculosis.
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