Analysis cartridge

• US 9,546,930 B2
• Filed: 06/29/2015
• Issued: 01/17/2017
• Est. Priority Date: 06/27/2014
• Status: Expired due to Fees

• Current Assignee: Pulse Health LLC
• Original Assignee: Pulse Health LLC
• Inventors: Lara, Juven, Krauss, Martin, Mahon, Maura, King, Andrew E., Cooper, Steve, Ingle, James, Thomas, Gerald, Barsic, David, Andrews, Neal, Young, Brian, Noll, Charles
• Primary Examiner(s): Mui, Christine T
• Application Number:
  US14/754,594
• Publication Number:
  US 20150377859A1
• Time in Patent Office: 568 Days
• Field of Search: 422/84, 422/83, 422/50, 436/128, 436/127
• US Class Current: 1/1
• CPC Class Codes: A61B 2010/0087 Breath samples
• CPC Class Codes: A61B 5/0071 by measuring fluorescence emission
• CPC Class Codes: A61B 5/082 Evaluation by breath analysis, e.g. determination of the chemical composition of exhaled breath A61B5/083, A61B5/091 take precedence
• CPC Class Codes: A61B 5/087 Measuring breath flow
• CPC Class Codes: G01D 11/24 Housings ; Casings for instruments
• CPC Class Codes: G01N 1/22 in the gaseous state specially adapted for biological material G01N33/497; measuring breath flow A61B5/087
• CPC Class Codes: G01N 2001/2244 Exhaled gas, e.g. alcohol detecting
• CPC Class Codes: G01N 2021/6482 Sample cells, cuvettes
• CPC Class Codes: G01N 2033/4975 other than oxygen, carbon dioxide or alcohol, e.g. organic vapours
• CPC Class Codes: G01N 21/6428 Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes" in vivo A61B5/00; immunoassay G01N33/53
• CPC Class Codes: G01N 21/645 Specially adapted constructive features of fluorimeters
• CPC Class Codes: G01N 2201/022 Casings
• CPC Class Codes: G01N 2201/062 LED's
• CPC Class Codes: G01N 2201/068 Optics, miscellaneous
• CPC Class Codes: G01N 33/497 of gaseous biological material, e.g. breath
• CPC Class Codes: G01N 33/4972 Determining alcohol content for vehicle safety devices B60K28/06
• CPC Class Codes: G01N 33/52 Use of compounds or compositions for colorimetric, spectrophotometric or fluorometric investigation, e.g. use of reagent paper and including single- and multilayer analytical elements immunological elements G01N33/54386; involving labelled immunochemicals G01N33/58; for haemoglobin or occult blood G01N33/72
• CPC Class Codes: G01N 33/64 involving ketones
• CPC Class Codes: Y10T 436/200833 Carbonyl, ether, aldehyde or ketone containing
• CPC Class Codes: Y10T 436/202499 Formaldehyde or acetone

Abstract

An analysis cartridge the includes a main body portion and a filter assembly. The main body portion includes an upper portion that defines an upper chamber and a lower portion that defines a fluid chamber. The filter assembly is movable along a filter assembly path between a first position and a second position. The filter assembly has an opening defined therethrough. In the first position, the opening partially defines the upper chamber and in the second position the opening partially defines the fluid chamber.

Claims

1. An analysis cartridge comprising:

a main body portion that includes an upper portion that defines an upper chamber, and a lower portion that defines a fluid chamber, and a filter assembly that is movable along a filter assembly path between a first position and a second position, wherein the filter assembly has an opening defined therethrough, and wherein in the first position, the opening partially defines the upper chamber and in the second position the opening partially defines the fluid chamber.

2. The analysis cartridge of claim 1 wherein the filter assembly is movable within a cylindrical sleeve that extends from the upper chamber to the fluid chamber.

3. The analysis cartridge of claim 2 wherein the cylindrical sleeve includes a top opening such that an upper surface of the filter assembly is exposed to an exterior of the main body portion.

4. The analysis cartridge of claim 1 wherein the filter assembly includes a cylindrically shaped filter holder that includes the opening extending transversely therethrough, and two filters positioned such that they span the opening, wherein the filters define a substrate space therebetween, and wherein a substrate is disposed in the substrate space.

5. The analysis cartridge of claim 1 wherein the fluid chamber includes an elution solution therein.

6. The analysis cartridge of claim 1 wherein a pressure measurement hole is defined in a wall of the upper portion, wherein the pressure measurement hole communicates the breath chamber with a pressure tunnel that extends through the main body portion and to a pressure recess defined in the lower portion.

7. The analysis cartridge of claim 1 further comprising a phenylene diamine derivative disposed therein.

8. The analysis cartridge of claim 7 further comprising an ampule member having a dye space with the phenylene diamine derivative disposed therein, wherein the fluid chamber includes an elution solution disposed therein, wherein the ampule member is movable between a first position where the phenylene diamine derivative is separated from the elution solution and a second position where the phenylene diamine derivative is disposed in the elution solution.

9. The analysis cartridge of claim 7 wherein the phenylene diamine derivative is m-phenylene diamine.

15. The analysis cartridge of claim 4 wherein the substrate is silica.

16. The analysis cartridge of claim 1 wherein the upper chamber is a breath chamber that includes a breath entry opening, a breath exit opening and a breath path therebetween.

17. The analysis cartridge of claim 8 wherein the phenylene diamine derivative is m-phenylene diamine.

10. A breath analysis cartridge comprising:

a main body portion that includes an upper portion that defines a breath chamber, and a lower portion that defines a fluid chamber, wherein the breath chamber includes a breath entry opening, a breath exit opening and a breath path therebetween, and a filter assembly that is movable along a filter assembly path between a first position and a second position, wherein the filter assembly has an opening defined therethrough, and wherein in the first position, the opening partially defines the breath chamber and is part of the breath path and in the second position the opening partially defines the fluid chamber.

11. The breath analysis cartridge of claim 10 wherein the filter assembly includes first and second filters positioned in the opening, and wherein the first and second filters define a substrate space therebetween, and wherein a substrate is disposed in the substrate space.

12. The breath analysis cartridge of claim 11, wherein the substrate is incorporated with an active reactive capture agent.

13. The breath analysis cartridge of claim 12 wherein the active reactive capture agent is a fluorescent hydrazine or aminooxy compound.

14. The breath analysis cartridge of claim 10 wherein the analysis cartridge includes a pressure measurement hole defined in a wall of the upper portion, wherein the pressure measurement hole communicates the breath chamber with a pressure tunnel that extends through the main body portion.

33. The breath analysis cartridge of claim 10 further comprising an active reactive capture agent disposed therein.

34. The breath analysis cartridge of claim 33 wherein the active reactive capture agent is a fluorescent hydrazine or aminooxy compound.

35. The breath analysis cartridge of claim 14 wherein the analysis cartridge includes a collar extending downwardly from the main body portion, wherein the collar includes a pressure recess for receiving a pressure protrusion, and wherein the pressure tunnel is in communication with the pressure recess.

18. A breath analysis cartridge comprising:

a main body portion that includes an upper portion that defines a breath chamber, and a lower portion that defines a fluid chamber, wherein the breath chamber includes a breath entry opening, a breath exit opening and a breath path therebetween, and wherein the lower portion includes a receiver member extending therefrom, and a filter assembly that is movable along a filter assembly path between a first position and a second position, wherein the filter assembly has an opening defined therethrough, and wherein in the first position, the opening partially defines the breath chamber and is part of the breath path and in the second position the opening partially defines the fluid chamber.

19. The breath analysis cartridge of claim 18 wherein the breath chamber is sealed from the fluid chamber when the filter assembly is in the first position.

20. The breath analysis cartridge of claim 18 wherein the filter assembly includes first and second filters positioned in the opening, and wherein the first and second filters define a substrate space therebetween, and wherein a substrate is disposed in the substrate space.

21. The breath analysis cartridge of claim 18 further comprising an active reactive capture agent disposed therein.

22. The breath analysis cartridge of claim 21 further comprising an ampule member having a fluorescence chromophore space with the active reactive capture agent disposed therein, wherein the fluid chamber includes an elution solution disposed therein, wherein the ampule member is movable between a first position where the active reactive capture agent is separated from the elution solution and a second position where the active reactive capture agent is disposed in the elution solution.

23. The breath analysis cartridge of claim 22 wherein the ampule member is slideable within a slide tube between the first and second positions.

24. The breath analysis cartridge of claim 23 wherein the ampule member includes at least one opening therein, wherein the opening is sealed from fluid communication with the fluid chamber when the ampule member is in the first position, and wherein the opening is in fluid communication with the fluid chamber when the ampule member is in the second position.

25. The breath analysis cartridge of claim 22 wherein the ampule member includes a breakable barrier on an end thereof that is positioned outside of the fluid chamber.

26. The breath analysis cartridge of claim 18 wherein the breath analysis cartridge includes a pressure measurement hole defined in a wall of the upper portion, wherein the pressure measurement hole communicates the breath chamber with a pressure tunnel that extends through the main body portion.

27. The breath analysis cartridge of claim 26 wherein the breath analysis cartridge includes a collar extending downwardly from the main body portion, wherein the collar includes a pressure recess for receiving a pressure protrusion, and wherein the pressure tunnel is in communication with the pressure recess.

28. The breath analysis cartridge of claim 18 wherein the breath analysis cartridge includes a removable mouthpiece that defines a central opening that is in communication with the breath chamber, wherein the mouthpiece includes a sleeve portion that is received in the breath entry opening and a mouthpiece portion.

29. The breath analysis cartridge of claim 28 wherein the mouthpiece includes a stopper that abuts the main body portion.

30. The breath analysis cartridge of claim 29 wherein the stopper includes an alignment member extending therefrom that is received in an alignment opening in the main body portion.

31. The breath analysis cartridge of claim 21 wherein the wherein the active reactive capture agent is a fluorescent hydrazine or aminooxy compound.

32. The breath analysis cartridge of claim 22 wherein the active reactive capture agent is a fluorescent hydrazine or aminooxy compound.

36. An analysis cartridge comprising:

a main body portion that includes an upper portion that defines a breath chamber, and a lower portion that defines a fluid chamber, wherein the breath chamber includes a breath entry opening, a breath exit opening and a breath path therebetween, and a filter assembly that is movable along a filter assembly path between a breath capture position and an analysis position, wherein the filter assembly has an opening defined therethrough, and wherein in the breath capture position, the opening partially defines the breath chamber and is part of the breath path and in the analysis position the opening partially defines the fluid chamber.

37. The analysis cartridge of claim 36 wherein the breath chamber is sealed from the fluid chamber when the filter assembly is in the breath capture position.

38. The analysis cartridge of claim 37 further comprising a breakable barrier disposed between the breath chamber and the fluid chamber to seal the breath chamber from the fluid chamber when the filter assembly is in the breath capture position.

39. The analysis cartridge of claim 36 wherein the filter assembly includes first and second filters positioned in the opening, wherein the first and second filters define a substrate space therebetween, and wherein a carbonyl containing moiety capture material is disposed in the substrate space.

40. The analysis cartridge of claim 36 further comprising an ampule member that includes a trough defined therein, wherein the ampule member is movable between a first position where the trough is separated from the fluid chamber and a second position where the trough is in communication with the fluid chamber.

41. The analysis cartridge of claim 40 wherein in the first position the trough is separated from the fluid chamber by a breakable barrier.

42. The analysis cartridge of claim 36 further comprising a pressure measurement hole defined in a wall of the upper portion, wherein the pressure measurement hole communicates the breath chamber with a pressure tunnel that extends through the main body portion.

43. The analysis cartridge of claim 42 further comprising a collar extending downwardly from the main body portion, wherein the collar includes a pressure recess for receiving a pressure protrusion, and wherein the pressure tunnel is in communication with the pressure recess.

44. The analysis cartridge of claim 36 further comprising a removable mouthpiece that defines a central opening that is in communication with the breath chamber, wherein the mouthpiece includes a sleeve portion that is received in the breath entry opening and a mouthpiece portion.

45. The analysis cartridge of claim 44 wherein the mouthpiece includes a stopper that abuts the main body portion.

46. The analysis cartridge of claim 45 wherein the stopper includes an alignment member extending therefrom that is received in an alignment opening in the main body portion.

47. The analysis cartridge of claim 36 further comprising opposing light entry and light exit windows positioned on opposite sides of the fluid chamber, and a fluorescence window positioned on the bottom of the main body portion.

48. The analysis cartridge of claim 47 wherein the light entry and light exit windows each include an outer surface, and wherein the outer surfaces are parallel to one another.

49. The analysis cartridge of claim 48 wherein the fluorescence window includes an outer surface, and wherein the outer surface of the fluorescence window is perpendicular to the outer surface of the light entry window.