Ventilation system and control thereof

• US 9,072,848 B2
• Filed: 11/05/2008
• Issued: 07/07/2015
• Est. Priority Date: 11/05/2007
• Status: Active Grant

• Current Assignee: ResMed Pty Ltd. (ResMed Incorporated)
• Original Assignee: Resmed Limited (ResMed Incorporated)
• Inventors: Bertinetti, Mark, Hill, Phoebe Katherine, Primrose, Rohan Neil, Virr, Alexander, Bath, Andrew Roderick, Curtis, Sandra Robyn, Price, Andrew Mikael, Wawrzonek, David Peter, Thiele, Heike
• Primary Examiner(s): Ho, Jackie T
• Assistant Examiner(s): WARDAS, MARK A
• Application Number:
  US12/734,469
• Publication Number:
  US 20100229867A1
• Time in Patent Office: 2,435 Days
• Field of Search: 128/205.25, 128/204.18, 128/204.22, 128/204.21, 12820011-20024, 128/203.12, 128/203.15, 128/203.16, 128/203.17, 128/203.26, 128/203.27, 128/202.22, 128/205.23
• US Class Current: 1/1
• CPC Class Codes: A61M 16/0003 Accessories therefor, e.g. sensors, vibrators, negative pressure
• CPC Class Codes: A61M 16/0051 with alarm devices
• CPC Class Codes: A61M 16/0069 the speed thereof being controlled by respiratory parameters, e.g. by inhalation
• CPC Class Codes: A61M 16/024 including calculation means, e.g. using a processor
• CPC Class Codes: A61M 16/1095 in the connecting tubes
• CPC Class Codes: A61M 16/16 Devices to humidify the respiration air A61M16/1045 takes precedence
• CPC Class Codes: A61M 2016/0027 pressure meter
• CPC Class Codes: A61M 2016/0036 in the breathing tube and used in both inspiratory and expiratory phase
• CPC Class Codes: A61M 2205/18 with alarm
• CPC Class Codes: A61M 2205/505 Touch-screens; Virtual keyboard or keypads; Virtual buttons; Soft keys; Mouse touches
• CPC Class Codes: A61M 2205/52 with memories providing a history of measured variating parameters of apparatus or patient
• CPC Class Codes: A61M 2205/584 having a color code
• CPC Class Codes: A61M 2205/8206 battery-operated
• CPC Class Codes: A61M 2205/8237 Charging means
• CPC Class Codes: A61M 2205/8262 connectable to external power source, e.g. connecting to automobile battery through the cigarette lighter

Abstract

A ventilator device (10) includes a display screen (50, 101) to display a plurality of ventilator functions/modes (or menus) and a plurality of parameters (or sub-menus) associated with at least one of said ventilator functions/modes. A control member, e.g., in the form of a multifunction finger-operable dial (55, 102) is provided to select from the plurality of ventilator functions/modes and/or parameters, the dial being manipulatable in a first manner (e.g., rotation) to scroll between said parameters, and being manipulatable in a second manner (e.g., touching, pressing and/or depressing) to select one of the ventilator functions/modes and/or parameters.

Claims

1. A continuous positive airway pressure (CPAP) device to non-invasively treat a sleep disordered breathing disorder of a user, comprising:

a display screen configured to display a plurality of CPAP device functions/modes and a plurality of parameters associated with at least one of said CPAP device functions/modes, the display screen having a backlight associated therewith;

a finger-operable dial configured to allow user selection from the plurality of CPAP device functions/modes and the plurality of parameters, the dial being manipulatable in a first manner of manipulation to scroll between said parameters and the dial being manipulatable in a second manner of manipulation to select one of the parameters;

a humidifier indicator backlight configured to indicate operation of a humidifier and a heated tube, the humidifier indicator backlight having;

an on state and an off state, a first backlit color and a second backlit color, and a first brightness and a second brightness, and the humidifier indicator backlight being configured to change between the first backlit color and the second backlit color and/or between the first brightness and the second brightness in response to user adjustment of a humidifier setting and/or a heated tube setting when the humidifier indicator backlight is in the on state; and

a user input component configured to control a ramp function in which a pressure level delivered to a patient is increased to a selected therapy pressure over a ramp time, said user input component having indicia thereon consisting of a ramp symbol,

wherein the first backlit color and the second backlit color are different colors and the first brightness and the second brightness are different.

2. The CPAP device as claimed in claim 1, wherein the dial is associated with a biasing mechanism configured to bias the dial.

3. The CPAP device as claimed in claim 2, wherein the biasing mechanism includes a spring.

4. The CPAP device as claimed in claim 1, further comprising a housing having a plurality of faces,

wherein the display screen, the finger-operable dial, the humidifier indicator backlight, and the user input component all are located on a common face of the plurality of faces,

wherein the finger-operable dial and the humidifier indicator backlight are positioned separately on said common face, and

wherein the finger-operable dial and the user input component are positioned separately on said common face.

5. The CPAP device as claimed in claim 4, wherein the first manner of manipulation of the dial includes rotation of the dial.

6. The CPAP device as claimed in claim 5, wherein the second manner of manipulation of the dial includes touching, pressing, and/or depression of the dial.

7. The CPAP device as claimed in claim 6, wherein the dial is scrollable to a desired CPAP device function/mode, the dial being depressible when the desired CPAP device function/mode is selected to display at least one of the parameters associated with the desired CPAP device function/mode.

8. The CPAP device as claimed in claim 7, wherein the dial is scrollable to a desired parameter, the dial being depressible when the parameter associated with the desired CPAP device function/mode is selected.

9. The CPAP device as claimed in claim 4, wherein the dial is structured to provide tactile and/or visual feedback to the user when a setting has been altered.

10. The CPAP device as claimed in claim 4, wherein the CPAP device functions/modes relate to one or more of the following:

humidification settings, including climate control level, heated tube temperature and humidity, and flow generator settings, including pressure, patient type, patient weight, and treatment mode.

11. The CPAP device as claimed in claim 4, further comprising a blower configured to deliver pressurized gas in the range of 2-30 cm H₂O.

12. The CPAP device as claimed in claim 11, wherein the blower is contained within the housing, the housing having an inlet and an outlet.

13. The CPAP device as claimed in claim 4, wherein the display screen is configured to display a home screen, an information screen, and/or a setup screen.

14. The CPAP device as claimed in claim 13, wherein each of the home screen, the information screen, and the setup screen that is displayed is a main screen that displays at least one of the parameters.

15. The CPAP device as claimed in claim 13, wherein the home screen is a default screen.

16. The CPAP device as claimed in claim 4, further comprising a removable memory device configured to record data.

17. The CPAP device as claimed in claim 4, further comprising a data card configured to record data.

18. The CPAP device as claimed in claim 4, wherein the display screen comprises an LCD display.

19. A system to non-invasively treat a sleep disordered breathing disorder of a user, comprising:

the CPAP device as claimed in claim 1;

a humidifier; and

a heated tube.

20. The CPAP device as claimed in claim 1, comprising:

a blower configured to deliver pressurized gas in the range of 2-30 cm H₂O;

a biasing mechanism associated with the dial and configured to bias the dial, the biasing mechanism including a spring;

a housing having a plurality of faces,

wherein the display screen, the finger-operable dial, the humidifier indicator backlight, and the user input component all are located on a common face of the plurality of faces, and

wherein the finger-operable dial, the user input component, and the humidifier indicator backlight are positioned separately; and

a memory device configured to record data, said memory device comprising a data card,

wherein the first manner of manipulation of the dial includes rotation of the dial,

wherein the second manner of manipulation of the dial includes touching, pressing, and/or depression of the dial,

wherein the dial is scrollable to a desired CPAP device function/mode, the dial being depressible when the desired CPAP device function/mode is selected to display at least one of the parameters associated with the desired CPAP device function/mode,

wherein the CPAP device functions/modes relate to one or more of the following;

humidification settings, including climate control level, heated tube temperature and humidity, and flow generator settings, including pressure, patient type, patient weight, and treatment mode,

wherein the blower is contained within the housing, the housing having an inlet and an outlet,

wherein the display screen is configured to display a home screen, an information screen, and/or a setup screen and each of the home screen, the information screen, and the setup screen that is displayed is a main screen that displays at least one of the parameters, and

wherein the display screen comprises an LCD display.

21. The CPAP device as claimed in claim 20, wherein the home screen is a default screen,

wherein one of the first backlit color and the second backlit color is blue, and

wherein one of the first backlit color and the second backlit color is orange.

22. The CPAP device as claimed in claim 1, wherein each of the first backlit color and the second backlit color is intuitively indicative to the user of an operational state of the humidifier and/or the heated tube.

23. The CPAP device as claimed in claim 1, wherein each of the humidifier setting and the heated tube setting are independently adjustable.

24. The CPAP device as claimed in claim 1, wherein one of the first backlit color and the second backlit color is blue and one of the first backlit color and the second backlit color is orange.

25. A method to control a continuous positive airway pressure (CPAP) device to non-invasively treat a sleep disordered breathing disorder of a user, comprising:

displaying on a display screen a plurality of CPAP device functions/modes and a plurality of parameters associated with at least one of said CPAP device functions/modes, the display screen being backlit;

updating the display screen to display scrolling between said parameters when a single finger-operable dial is manipulated in a first manner of manipulation;

updating the display screen to reflect selection of one of the parameters when the dial is manipulated in a second manner of manipulation;

indicating operation of a humidifier and a heated tube of the CPAP device with a humidifier indicator backlight, the humidifier indicator backlight having;

an on state and an off state, a first backlit color and a second backlit color, and a first brightness and second brightness; and

enabling control of a ramp function, in which a pressure level delivered to a patient is increased to a selected therapy pressure over a ramp time, in connection with a user input component having indicia thereon consisting of a ramp symbol,

wherein indicating operation of the humidifier and indicating operation of the heated tube further comprise changing the humidifier indicator backlight between the on state and the off state,

wherein indicating operation of the humidifier and indicating operation of the heated tube further comprise changing the humidifier indicator backlight between the first backlit color and the second backlit color and/or between the first brightness and the second brightness in response to user adjustment of a setting of the humidifier and a setting of the heated tube when the humidifier indicator backlight is in the on state, and

wherein the first backlit color and the second backlit color are different colors and the first brightness and the second brightness are different.

26. The method as claimed in claim 25, wherein the CPAP device further comprises a housing having a plurality of faces, and

wherein the display screen, the finger-operable dial, the humidifier indicator backlight, and the user input component are positioned on a common face of the plurality of faces, the finger-operable dial, the user input component, and the humidifier indicator backlight positioned separately from one another.

27. The method as claimed in claim 26, wherein the first manner of manipulation of the dial includes rotation of the dial.

28. The method as claimed in claim 27, wherein the second manner of manipulation of the dial includes touching, pressing and/or depression of the dial.

29. The method as claimed in claim 26, wherein the CPAP device functions/modes relate to one or more of the following:

humidification settings, including climate control level, heated tube temperature, and humidity, and flow generator settings, including pressure, patient type, patient weight, and treatment mode.

30. The method as claimed in claim 26, further comprising delivering pressurized gas in the range of 2-30 cm H₂O with a blower positioned in the housing.

31. The method as claimed in claim 30, wherein the housing has an inlet and an outlet.

32. The method as claimed in claim 26, further comprising displaying a home screen, an information screen, and/or a setup screen.

33. The method as claimed in claim 32, wherein each displayed screen is a main screen that displays at least one of the parameters.

34. The method as claimed in claim 32, wherein the home screen is a default screen.

35. The method as claimed in claim 26, further comprising recording data to a removable memory device.

36. The method as claimed in claim 35, wherein said removable memory device comprises a data card.

37. The method as claimed in claim 26, wherein the display screen comprises an LCD display.

38. The method as claimed in claim 25, comprising:

delivering pressurized gas in the range of 2-30 cm H₂O with a blower;

displaying a home screen, an information screen, and/or a setup screen, each of the home screen, the information screen, and the setup screen that is displayed displaying at least one of the parameters; and

recording data to a memory device, said memory device comprising a data card,

wherein the first manner of manipulation of the dial includes rotation of the dial,

wherein the second manner of manipulation of the dial includes touching, pressing and/or depression of the dial,

wherein the CPAP device further comprises a housing having a plurality of faces,

wherein the display screen, the finger-operable dial, the humidifier indicator backlight, and the user input component are positioned on a common face of the plurality of faces, the finger-operable dial, the user input component, and the humidifier indicator backlight positioned separately on the common face,

wherein the housing has an inlet and an outlet, and

wherein the display screen comprises an LCD display.

39. The method as claimed in claim 38,

wherein one of the first backlit color and the second backlit color is blue,

wherein one of the first backlit color and the second backlit color is orange,

wherein the CPAP device functions/modes relate to one or more of the following:

humidification settings, including climate control level, heated tube temperature, and humidity, and flow generator settings including pressure, patient type, patient weight, and treatment mode, and

wherein the home screen is a default screen.

40. The method as claimed in claim 25, wherein one of the first backlit color and the second backlit color is blue, and

wherein one of the first backlit color and the second backlit color is orange.

41. The method as claimed in claim 25, wherein each of the first backlit color and the second backlit color is intuitively indicative to the user of an operational state of the humidifier and/or the heated tube.

42. The method as claimed in claim 25, wherein each of the humidifier setting and the heated tube setting are independently adjustable.

43. A continuous positive airway pressure (CPAP) device to treat a sleep disordered breathing disorder of a user, comprising:

a housing having a plurality of faces;

a blower configured to generate pressurized gas in a pressure range suitable for treatment of a breathing disorder;

a user interface having a display screen positioned on a first face of said plurality of faces to display at least one menu and a submenu including a plurality of parameters associated with said menu, the display screen having a backlight associated therewith, and a multifunction control member positioned on the first face operable in a first manner of operation to scroll between said parameters and in a second manner of operation, different from the first manner of operation, to select one or more of the parameters; and

a humidifier indicator backlight configured to indicate operation of a humidifier and a heated tube, the humidifier indicator backlight having;

an on state and an off state, a first backlit color and a second backlit color, and a first brightness and a second brightness, and the humidifier indicator backlight being configured to change between the first backlit color and the second backlit color and/or between the first brightness and the second brightness in response to user adjustment of a user adjustable setting of the humidifier and/or a user adjustable setting of the heated tube when the humidifier indicator backlight is in the on state,

wherein the first backlit color and the second backlit color are different colors and the first brightness and the second brightness are different.

44. The CPAP device as claimed in claim 43, wherein the first manner of operation of the control member includes rotation of the control member.

45. The CPAP device as claimed in claim 44, wherein the second manner of operation of the control member includes touching, pressing, and/or depression of the control member.

46. The CPAP device as claimed in claim 43, wherein the control member comprises a dial.

47. The CPAP device as claimed in claim 46, further comprising an encoder configured to output a preset value for a preset increment of rotation of the dial;

and

wherein the dial is rotatable and when the dial is turned relatively slowly, the parameter is adjusted in minimal increments per encoder increment, and when the dial is turned relatively quickly, the parameter will be adjusted in larger or whole number increments per encoder increment.

48. The CPAP device as claimed in claim 43, further comprising a user input component positioned on the first face separately from the multifunction control member and configured to enable control of a ramp function in which a pressure level delivered to a patient is increased to a selected therapy pressure over a ramp time, said user input component having indicia thereon consisting of a ramp symbol.

49. The CPAP device as claimed in claim 43, wherein the display screen is configured to display a home screen, an information screen, and/or a setup screen.

50. The CPAP device as claimed in claim 49, wherein each of the home screen, the information screen, and the setup screen that is displayed is a main screen that displays at least one of the parameters.

51. The CPAP device as claimed in claim 49, wherein the home screen is a default screen.

52. The CPAP device as claimed in claim 43, further comprising a removable memory device to record data.

53. The CPAP device as claimed in claim 52, wherein said removable memory device comprises a data card.

54. The CPAP device as claimed in claim 43, wherein one of the first backlit color and the second backlit color is blue, and

wherein one of the first backlit color and the second backlit color is orange.

55. A system to non-invasively treat a sleep disordered breathing disorder of a user, comprising:

the CPAP device as claimed in claim 43;

a humidifier; and

a heated tube.

56. The CPAP device as claimed in claim 43, wherein the display screen comprises an LCD display.

57. The CPAP device as claimed in claim 43, comprising:

a user input component positioned on the first face separately from the multifunction control member and configured to enable control of a ramp function in which a pressure level delivered to a patient is increased to a selected therapy pressure over a ramp time, said user input component having indicia thereon consisting of a ramp symbol; and

a removable memory device to record data, said removable memory device comprising a data card,

wherein the first manner of operation of the control member includes rotation of the control member,

wherein the second manner of operation of the control member includes touching, pressing, and/or depression of the control member,

wherein the control member comprises a dial,

wherein the dial is rotatable,

wherein the display screen is configured to display a home screen, an information screen, and/or a setup screen and each of the home screen, the information screen, and the setup screen that is displayed is a main screen that displays at least one of the parameters, and

wherein the display screen comprises an LCD display.

58. The CPAP device as claimed in claim 57, wherein the home screen is a default screen,

wherein one of the first backlit color and the second backlit color is blue, and

wherein one of the first backlit color and the second backlit color is orange.

59. The CPAP device as claimed in claim 43, wherein each of the first backlit color and the second backlit color is intuitively indicative to the user of an operational state of the humidifier and/or the heated tube.

60. The CPAP device as claimed in claim 43, wherein each of the humidifier setting and the heated tube setting are independently adjustable.

61. A continuous positive airway pressure (CPAP) device to non-invasively treat a sleep disordered breathing disorder of a user, comprising:

a display screen, including a backlight, the display screen configured to display a plurality of CPAP device functions/modes and a plurality of parameters associated with at least one of said CPAP device functions/modes;

a finger-operable dial configured to allow user selection from the plurality of CPAP device functions/modes and parameters, the dial being manipulatable in a first manner of manipulation to scroll between said parameters, and the dial being manipulatable in a second manner of manipulation to select one of the parameters; and

an indicator backlight configured to indicate operation of a humidifier and a heated tube, the indicator backlight having;

an on state and an off state, a first color and a second color, and a first brightness and a second brightness, and the indicator backlight being configured to change between the first color and the second color and/or between the first brightness and the second brightness in response to user adjustment of a humidifier setting and/or a heated tube setting when the indicator backlight is in the on state,

wherein the first color and the second color are different colors and the first brightness and the second brightness are different.

62. The CPAP device as claimed in claim 61, comprising a user input component configured to enable control of a ramp function in which a pressure level delivered to a patient is increased to a selected therapy pressure over a ramp time, said user input component having indicia thereon consisting of a ramp symbol.

63. The CPAP device as claimed in claim 61, further comprising a housing having a plurality of faces, the display screen, the finger-operable dial, and the indicator backlight all being located separately on a common face of the plurality of faces.

64. The CPAP device as claimed in claim 63, wherein the first manner of manipulation of the dial includes rotation of the dial.

65. The CPAP device as claimed in claim 64, wherein the second manner of manipulation of the dial includes touching, pressing, and/or depression of the dial.

66. The CPAP device as claimed in claim 65, wherein the dial is scrollable to a desired CPAP device function/mode, the dial being depressible to display at least one of the parameters associated with the desired CPAP device function/mode when the desired CPAP device function/mode is selected.

67. The CPAP device as claimed in claim 63, wherein the CPAP device functions/modes relate to one or more of the following:

humidification settings, including climate control level, heated tube temperature, and humidity, and flow generator settings, including pressure, patient type, patient weight, and treatment mode.

68. The CPAP device as claimed in claim 63, further comprising a blower configured to deliver pressurized gas in the range of 2-30 cm H₂O.

69. The CPAP device as claimed in claim 68, wherein the blower is contained within the housing, the housing having an inlet and an outlet.

70. The CPAP device as claimed in claim 63, wherein the display screen is configured to display a home screen, an information screen, and/or a setup screen.

71. The CPAP device as claimed in claim 70, wherein each of the home screen, the information screen, and the setup screen that is displayed is a main screen that displays at least one of the parameters.

72. The CPAP device as claimed in claim 70, wherein the home screen is a default screen.

73. The CPAP device as claimed in claim 63, further comprising a memory device configured to record data.

74. The CPAP device as claimed in claim 73, wherein said memory device comprises a data card.

75. The CPAP device as claimed in claim 63, wherein the display screen comprises an LCD display.

76. The CPAP device as claimed in claim 61, wherein the dial is associated with a biasing mechanism configured to bias the dial.

77. The CPAP device as claimed in claim 76, wherein the biasing mechanism includes a spring.

78. The CPAP device as claimed in claim 61, wherein one of the first color and the second color is blue, and

wherein one of the first color and the second color is orange.

79. A system to non-invasively treat a sleep disordered breathing disorder of a user, comprising:

the CPAP device as claimed in claim 61;

a humidifier; and

a heated tube.

80. The CPAP device as claimed in claim 61, comprising:

a biasing mechanism associated the dial with to bias the dial, the biasing mechanism including a spring;

a removable memory device to record data, said removable memory device comprising a data card;

a housing having a plurality of faces and the display screen, the finger-operable dial, and the indicator backlight all being located separately on a common face of the plurality of faces; and

a blower configured to deliver pressurized gas in the range of 2-30 cm H₂O and the blower being contained within the housing, the housing having an inlet and an outlet,

wherein the first manner of manipulation of the dial includes rotation of the dial,

wherein the second manner of manipulation of the dial includes touching, pressing, and/or depression of the dial,

wherein the dial is scrollable to a desired CPAP device function/mode, the dial being depressible when the desired CPAP device function/mode is selected to display at least one of the parameters associated with the desired CPAP device function/mode, and

wherein the CPAP device functions/modes relate to one or more of the following;

humidification settings, including climate control level, heated tube temperature, and humidity, and flow generator settings, including pressure, patient type, patient weight, and treatment mode.

81. The CPAP device as claimed in claim 80,

wherein the display screen is configured to display a home screen, an information screen, and/or a setup screen and each of the home screen, the information screen, and the setup screen that is displayed is a main screen that displays at least one of the parameters,

wherein the home screen is a default screen,

wherein one of the first color and the second color is blue,

wherein one of the first color and the second color is orange, and

wherein the display screen comprises an LCD display.

82. The CPAP device as claimed in claim 61, wherein each of the first color and the second color is intuitively indicative to the user of an operational state of the humidifier and/or the heated tube.

83. The CPAP device as claimed in claim 61, wherein each of the humidifier setting and the heated tube setting are independently adjustable.

84. A continuous positive airway pressure (CPAP) device to non-invasively treat a sleep disordered breathing disorder of a user, comprising:

a display screen, including a backlight, the display screen configured to display a plurality of CPAP device functions/modes and a plurality of parameters associated with at least one of said CPAP device functions/modes;

a finger-operable dial configured to select from the plurality of CPAP device functions/modes and parameters, the dial being manipulatable in a first manner of manipulation to scroll between said parameters and being manipulatable in a second manner of manipulation to select one of the parameters; and

an indicator backlight configured to indicate operation of a removably attachable humidifier and a heated tube, the indicator backlight having an on state and an off state and a first color and a second color, and the indicator backlight being configured to change between the first color and the second color in response to user adjustment of a user adjustable setting of the humidifier and/or the heated tube when the indicator backlight is in the on state,

wherein the first color and the second color are different colors.

85. The CPAP device as claimed in claim 84, further comprising a user input component configured to enable control of a ramp function in which a pressure level delivered to a patient is increased to a selected therapy pressure over a ramp time, said user input component having indicia thereon consisting of a ramp symbol.

86. The CPAP device as claimed in claim 85, comprising:

a housing having a plurality of faces and the display screen, the finger-operable dial, and the indicator backlight, all being located separately on a common face of the plurality of faces;

a biasing mechanism associated with the dial and configured to bias the dial, the biasing mechanism including a spring;

a blower configured to deliver pressurized gas in the range of 2-30 cm H₂O and the blower being contained within the housing, the housing having an inlet and an outlet; and

a removable memory device configured to record data, said removable memory device comprising a data card,

wherein the first manner of manipulation of the dial includes rotation of the dial,

wherein the second manner of manipulation of the dial includes touching, pressing, and/or depression of the dial,

wherein the dial is scrollable to a desired CPAP device function/mode, the dial being depressible to display at least one of the parameters associated with the desired CPAP device function/mode when the desired CPAP device function/mode is selected,

wherein the CPAP device functions/modes relate to one or more of the following;

humidification settings, including climate control level, heated tube temperature, and humidity, and flow generator settings including, pressure, patient type, patient weight, and treatment mode,

wherein the display screen is a home screen, an information screen, and/or a setup screen and each of the home screen, the information screen, and the setup screen that is displayed is a main screen that displays at least one of the parameters, and

wherein the display screen comprises an LCD display.

87. The CPAP device as claimed in claim 86,

wherein the home screen is a default screen,

wherein one of the first color and the second color is blue, and

wherein one of the first color and the second color is orange.

88. The CPAP device as claimed in claim 84, further comprising:

a housing having a plurality of faces, the display screen, the finger-operable dial, and the indicator backlight all being located separately on a common face of the plurality of faces.

89. The CPAP device as claimed in claim 88, wherein the first manner of manipulation of the dial includes rotation of the dial.

90. The CPAP device as claimed in claim 89, wherein the second manner of manipulation of the dial includes touching, pressing, and/or depression of the dial.

91. The CPAP device as claimed in claim 90, wherein the dial is scrollable to a desired CPAP device function/mode, the dial being depressible to display at least one of the parameters associated with the desired CPAP device function/mode when the desired CPAP device function/mode is selected.

92. The CPAP device as claimed in claim 88, wherein the CPAP device functions/modes relate to one or more of the following:

humidification settings, including climate control level, heated tube temperature, and humidity, and flow generator settings, including pressure, patient type, patient weight, and treatment mode.

93. The CPAP device as claimed in claim 88, further comprising a blower configured to deliver pressurized gas in the range of 2-30 cm H₂O.

94. The CPAP device as claimed in claim 93, wherein the blower is contained within the housing, the housing having an inlet and an outlet.

95. The CPAP device as claimed in claim 88, wherein the display screen is adapted to display a home screen, an information screen, and/or a setup screen.

96. The CPAP device as claimed in claim 95, wherein each of the home screen, the information screen, and the setup screen that is displayed is a main screen that displays at least one of the parameters.

97. The CPAP device as claimed in claim 95, wherein the home screen is a default screen.

98. The CPAP device as claimed in claim 84, wherein the dial is associated with a biasing mechanism configured to bias the dial.

99. The CPAP device as claimed in claim 98, wherein the biasing mechanism includes a spring.

100. The CPAP device as claimed in claim 84, further comprising a removable memory device configured to record data.

101. The CPAP device as claimed in claim 100, wherein said removable memory device comprises a data card.

102. The CPAP device as claimed in claim 84, wherein one of the first color and the second color is blue, and

wherein one of the first color and the second color is orange.

103. A system to non-invasively treat a sleep disordered breathing disorder of a user, comprising:

the CPAP device as claimed in claim 84;

a removably attachable humidifier; and

a heated tube.

104. The CPAP device as claimed in claim 84, wherein each of the first color and the second color is intuitively indicative to the user of an operational state of the humidifier and/or the heated tube.

105. The CPAP device as claimed in claim 84, wherein each of the humidifier setting and the heated tube setting are independently adjustable.

106. The CPAP device as claimed in claim 84, wherein the indicator backlight is configured to change between a first brightness and a second brightness in response to user adjustment of a user adjustable setting of the humidifier and/or the heated tube when the indicator backlight is in the on state, and

wherein the first brightness and the second brightness are different.

107. The CPAP device as claimed in claim 88, wherein the display screen comprises an LCD display.

108. A continuous positive airway pressure (CPAP) system to treat sleep disordered breathing, comprising:

a housing having a plurality of faces;

a blower configured to generate pressurized gas in a pressure range suitable for treatment of a breathing disorder, the blower contained within the housing;

a humidifier removably attachable to the housing;

a user interface having a display screen positioned on a first face of said plurality of faces, the display screen configured to display at least one menu and a submenu including a plurality of parameters associated with said menu, the display screen having a backlight associated therewith, and the user interface including a multifunction control member positioned on the first face operable in a first manner of operation to scroll between said parameters and operable in a second manner of operation, different from the first manner of operation, to select one or more of the parameters; and

an indicator light configured to indicate operation of a humidifier and a heated tube, the indicator light having a first brightness and a second brightness and at least a first color and a second color, and the indicator light being configured to change between at least the first color and the second color and/or between the first brightness and the second brightness in response to user adjustment of a user adjustable setting of the humidifier and/or the heated tube,

wherein the first color and the second color are different colors and the first brightness and the second brightness are different, and

wherein the multifunction control member and the indicator light are positioned separately on the first face.

109. The CPAP system as claimed in claim 108, wherein the first manner of operation of the control member includes rotation of the control member.

110. The CPAP system as claimed in claim 109, wherein the second manner of operation of the control member includes touching, pressing, and/or depression of the control member.

111. The CPAP system as claimed in claim 108, wherein the control member comprises a dial.

112. The CPAP system as claimed in claim 108, wherein the display screen is configured to display a home screen, an information screen, and/or a setup screen.

113. The CPAP system as claimed in claim 112, wherein each of the home screen, the information screen, and the setup screen that is displayed is a main screen that displays at least one of the parameters.

114. The CPAP system as claimed in claim 112, wherein the home screen is a default screen.

115. The CPAP system as claimed in claim 108, further comprising a removable memory device configured to record data.

116. The CPAP system as claimed in claim 115, wherein said removable memory device comprises a data card.

117. The CPAP system as claimed in claim 108, wherein one of the first color and the second color is blue, and wherein one of the first color and the second color is orange.

118. The CPAP system as claimed in claim 108, further comprising a heated tube.

119. The CPAP system as claimed in claim 108, wherein the display screen comprises an LCD display.

120. The CPAP system as claimed in claim 108, further comprising a removable memory device configured to record data,

wherein said removable memory device comprises a data card,

wherein the first manner of operation of the control member includes rotation of the control member,

wherein the second manner of operation of the control member includes touching, pressing, and/or depression of the control member,

wherein the control member comprises a dial,

wherein the dial is rotatable,

wherein the display screen is configured to display a home screen, an information screen, and/or a setup screen, and each of the home screen, the information screen, and the setup screen that is displayed is a main screen that displays at least one of the parameters, and

wherein the display screen comprises an LCD display.

121. The CPAP system as claimed in claim 120, wherein the home screen is a default screen,

wherein one of the first color and the second color is blue, and

wherein one of the first color and the second color is orange.

122. The CPAP system as claimed in claim 108, wherein each of the first color and the second color is intuitively indicative to the user of an operational state of the humidifier and/or the heated tube.

123. The CPAP system as claimed in claim 108, wherein each of the humidifier setting and the heated tube setting are independently adjustable.

124. A method to control a continuous positive airway pressure (CPAP) device to non-invasively treat a sleep disordered breathing disorder of a user, comprising:

displaying on a backlit display a plurality of CPAP device functions/modes and a plurality of parameters associated with at least one of said CPAP device functions/modes;

updating the backlit display to indicate scrolling between said parameters when a single finger-operable dial is manipulated in a first manner of manipulation;

updating the backlit display to reflect selection of one of the parameters when the dial is manipulated in a second manner of manipulation; and

indicating operation of a humidifier and a heated tube of the CPAP device with an indicator backlight, the indicator backlight having;

an on state and an off state, a first color and a second color, and a first brightness and a second brightness,

wherein indicating operation of the humidifier and/or the heated tube further comprises changing the indicator backlight between the on state and the off state,

wherein indicating operation of the humidifier and/or the heated tube further comprises changing the indicator backlight between the first color and the second color and/or between the first brightness and the second brightness in response to user adjustment of a user adjustable setting of the humidifier and/or a user adjustable setting of the heated tube when the indicator backlight is in the on state, and

wherein the first color and the second color are different colors and the first brightness and the second brightness are different.

125. The method as claimed in claim 124, further comprising enabling control of a ramp function, in which a pressure level delivered to a patient is increased to a selected therapy pressure over a ramp time, in connection with a user input component having indicia thereon consisting of a ramp symbol.

126. The method as claimed in claim 124, wherein the CPAP device further comprises a housing having a plurality of faces, and

wherein the backlit display, the finger-operable dial, and the indicator backlight are positioned separately on a common face of the plurality of faces.

127. The method as claimed in claim 126, wherein the first manner of manipulation of the dial includes rotation of the dial.

128. The method as claimed in claim 127, wherein the second manner of manipulation of the dial includes touching, pressing and/or depression of the dial.

129. The method as claimed in claim 126, wherein the CPAP device functions/modes relate to one or more of the following:

humidification settings, including climate control level, heated tube temperature, and humidity, and flow generator settings, including pressure, patient type, patient weight, and treatment mode.

130. The method as claimed in claim 126, further comprising delivering pressurized gas in the range of 2-30 cm H₂O with a blower.

131. The method as claimed in claim 130, wherein the housing has an inlet and an outlet.

132. The method as claimed in claim 126, further comprising displaying a home screen, an information screen, and/or a setup screen.

133. The method as claimed in claim 132, wherein each of the home screen, the information screen, and the setup screen that is displayed is a main screen that displays at least one of the parameters.

134. The method as claimed in claim 132, wherein the home screen is a default screen.

135. The method as claimed in claim 126, further comprising recording data to a removable memory device.

136. The method as claimed in claim 135, wherein said removable memory device comprises a data card.

137. The method as claimed in claim 124, wherein one of the first color and the second color is blue, and

wherein one of the first color and the second color is orange.

138. The method as claimed in claim 124, wherein the backlit display comprises an LCD display.

139. The method as claimed in claim 124, comprising:

delivering pressurized gas in the range of 2-30 cm H₂O with a blower;

recording data to a removable memory device, said removable memory device comprising a data card; and

displaying a home screen, an information screen, and/or a setup screen and each of the home screen, the information screen, and the setup screen that is displayed is a main screen that displays at least one of the parameters,

wherein the CPAP device further comprises a housing having a plurality of faces,

wherein the backlit display, the finger-operable dial, and the indicator backlight are positioned separately on a common face of the plurality of faces,

wherein the first manner of manipulation of the dial includes rotation of the dial,

wherein the second manner of manipulation of the dial includes touching, pressing and/or depression of the dial,

wherein the CPAP device functions/modes relate to one or more of the following;

humidification settings, including climate control level, heated tube temperature, and humidity, and flow generator settings, including pressure, patient type, patient weight, and treatment mode,

wherein the housing has an inlet and an outlet, and

wherein the backlit display comprises an LCD display.

140. The method as claimed in claim 139, wherein the home screen is a default screen,

wherein one of the first color and the second color is blue, and

wherein one of the first color and the second color is orange.

141. The method as claimed in claim 124, wherein each of the first color and the second color is intuitively indicative to the user of an operational state of the humidifier and/or the heated tube.

142. The method as claimed in claim 124, wherein each of the humidifier setting and the heated tube setting are independently adjustable.