CA2469318A1 - Nasal mask - Google Patents

Nasal mask Download PDF

Info

Publication number
CA2469318A1
CA2469318A1 CA002469318A CA2469318A CA2469318A1 CA 2469318 A1 CA2469318 A1 CA 2469318A1 CA 002469318 A CA002469318 A CA 002469318A CA 2469318 A CA2469318 A CA 2469318A CA 2469318 A1 CA2469318 A1 CA 2469318A1
Authority
CA
Canada
Prior art keywords
nasal mask
central body
strap
holder
tube
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CA002469318A
Other languages
French (fr)
Other versions
CA2469318C (en
Inventor
Mark E. Rosenkranz
Tom Sprinkle
Mary B. Whitesel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Invacare Corp
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CA2689568A priority Critical patent/CA2689568C/en
Publication of CA2469318A1 publication Critical patent/CA2469318A1/en
Application granted granted Critical
Publication of CA2469318C publication Critical patent/CA2469318C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/06Respiratory or anaesthetic masks
    • A61M16/0683Holding devices therefor
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/06Respiratory or anaesthetic masks
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/06Respiratory or anaesthetic masks
    • A61M16/0605Means for improving the adaptation of the mask to the patient
    • A61M16/0616Means for improving the adaptation of the mask to the patient with face sealing means comprising a flap or membrane projecting inwards, such that sealing increases with increasing inhalation gas pressure
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/06Respiratory or anaesthetic masks
    • A61M16/0605Means for improving the adaptation of the mask to the patient
    • A61M16/0616Means for improving the adaptation of the mask to the patient with face sealing means comprising a flap or membrane projecting inwards, such that sealing increases with increasing inhalation gas pressure
    • A61M16/0622Means for improving the adaptation of the mask to the patient with face sealing means comprising a flap or membrane projecting inwards, such that sealing increases with increasing inhalation gas pressure having an underlying cushion
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/06Respiratory or anaesthetic masks
    • A61M16/0605Means for improving the adaptation of the mask to the patient
    • A61M16/0633Means for improving the adaptation of the mask to the patient with forehead support
    • A61M16/0638Means for improving the adaptation of the mask to the patient with forehead support in the form of a pivot
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/06Respiratory or anaesthetic masks
    • A61M16/0605Means for improving the adaptation of the mask to the patient
    • A61M16/0633Means for improving the adaptation of the mask to the patient with forehead support
    • A61M16/0644Means for improving the adaptation of the mask to the patient with forehead support having the means for adjusting its position
    • A61M16/065Means for improving the adaptation of the mask to the patient with forehead support having the means for adjusting its position in the form of a pivot
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00General characteristics of the apparatus
    • A61M2205/43General characteristics of the apparatus making noise when used correctly
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00General characteristics of the apparatus
    • A61M2205/58Means for facilitating use, e.g. by people with impaired vision
    • A61M2205/582Means for facilitating use, e.g. by people with impaired vision by tactile feedback
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00General characteristics of the apparatus
    • A61M2205/58Means for facilitating use, e.g. by people with impaired vision
    • A61M2205/583Means for facilitating use, e.g. by people with impaired vision by visual feedback
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2210/00Anatomical parts of the body
    • A61M2210/06Head
    • A61M2210/0618Nose

Abstract

A nasal mask assembly (10) for preferred use in CPAP treatment. The mask assembly (10) comprises a central body (16), a face cushion (14), a forehead support (20) and a gas inlet (18). The gas inlet (18) is rotatably connected to the central body (16), and the forehead support (20) is pivotally connected to the central body (16). A method of using such a mask is also provided.

Claims (13)

1. A nasal mask comprising:
a central body, the central body comprising an inlet aperture for receiving a delivered amount of gas;
a gas inlet rotatably disposed around the inlet aperture of the central body, the gas inlet comprising a central axis and a tube portion, wherein the tube portion receives the delivered amount of gas and has a tube axis, and wherein a tube angle is formed between the tube axis and the central axis of the gas inlet; and the tube angle is between about 0 degrees and about 130 degrees; and a face cushion attached to the central body.
2. The nasal mask of claim 1 wherein the tube angle is between about 0 degrees and about 90 degrees.
3. The nasal mask of claim 1 wherein the tube angle is between about 60 degrees and about 90 degrees.
4. The nasal mask of claim 1 wherein the tube angle is between about 75 degrees and about 90 degrees.
5. The nasal mask of claim 1 further comprising a forehead support connected to the central body and a forehead cushion removably mounted to the forehead support.
6. The nasal mask of claim 3 wherein the forehead support is pivotably corrected to the central body.
7. The nasal mask of claim 1 further comprising a rotation fitting having a first end and a second end, wherein the first end is rotatably disposed around the tube portion, and the second end receives a tube which supplies gas.
8. A nasal mask comprising:
a central body, the central body comprising an inlet aperture for receiving a delivered amount of gas and a strap arm, the strap arm comprising a holder;

a strap attachment comprising a holder bar and a flexible tab with a space disposed in between the holder bar and the flexible tab;
wherein, when the mask is worn by a user, the holder projects into the space between the holder bar and the flexible tab; and a face cushion attached to the central body.
9. The nasal mask of claim 8 further comprising a forehead support connected to the central body and a forehead cushion removably mounted to the forehead support.
10. The nasal mask of claim 9 wherein the forehead support is pivotably connected to the central body.
11. The nasal mask of claim 1 further comprising a gas inlet rotatably disposed around the inlet aperture of the central body and a rotation fitting having a first end and a second end, wherein the first end is rotatably disposed around the tube portion, and the second end receives a tube which supplies gas.
12. A method of using a nasal mask and a strap, wherein the nasal mask comprises a strap arm having a holder and the strap comprises a first end attached to the mask and a second end attached to a strap attachment, the method comprising:
placing the nasal mask against a user's face;
connecting the second end of the strap to the nasal mask by placing a holder bar of the strap attachment over the holder of the nasal mask; and turning on a supply of pressurized gas corrected to the nasal mask.
13. The method of claim 12 wherein the strap attachment further comprises a flexible tab with a space disposed in between the holder bar and the flexible tab, the method further comprising turning off the supply of pressurized gas when use of the nasal mask is completed, and disconnecting the second end of the strap from the nasal mask by rotating the strap attachment around the holder until the flexible tab snaps off of the holder.
CA2469318A 2002-03-22 2003-03-22 Nasal mask Expired - Fee Related CA2469318C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA2689568A CA2689568C (en) 2002-03-22 2003-03-22 Nasal mask with central body supported brace

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US36693402P 2002-03-22 2002-03-22
US60/366,934 2002-03-22
PCT/US2003/008773 WO2003082406A2 (en) 2002-03-22 2003-03-22 Nasal mask

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CA2689568A Division CA2689568C (en) 2002-03-22 2003-03-22 Nasal mask with central body supported brace

Publications (2)

Publication Number Publication Date
CA2469318A1 true CA2469318A1 (en) 2003-10-09
CA2469318C CA2469318C (en) 2010-06-01

Family

ID=28675302

Family Applications (2)

Application Number Title Priority Date Filing Date
CA2689568A Expired - Fee Related CA2689568C (en) 2002-03-22 2003-03-22 Nasal mask with central body supported brace
CA2469318A Expired - Fee Related CA2469318C (en) 2002-03-22 2003-03-22 Nasal mask

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CA2689568A Expired - Fee Related CA2689568C (en) 2002-03-22 2003-03-22 Nasal mask with central body supported brace

Country Status (7)

Country Link
US (1) US7290546B2 (en)
EP (3) EP2345446B1 (en)
AU (1) AU2003225926B2 (en)
CA (2) CA2689568C (en)
NO (1) NO20042275L (en)
NZ (1) NZ533321A (en)
WO (1) WO2003082406A2 (en)

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EP1487543A2 (en) 2004-12-22
AU2003225926A1 (en) 2003-10-13
NO20042275L (en) 2004-08-11
CA2689568A1 (en) 2003-10-09
WO2003082406A3 (en) 2004-03-18
US20050011521A1 (en) 2005-01-20
NZ533321A (en) 2007-05-31
US7290546B2 (en) 2007-11-06
WO2003082406A2 (en) 2003-10-09
CA2689568C (en) 2014-02-18
EP1487543B1 (en) 2015-12-23
EP2345446A1 (en) 2011-07-20
AU2003225926B2 (en) 2006-09-28
EP2345446B1 (en) 2015-12-16
CA2469318C (en) 2010-06-01
EP2345447A1 (en) 2011-07-20

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