CA2519452A1 - Respiratory mask assembly for delivering breathable gas - Google Patents
Respiratory mask assembly for delivering breathable gas Download PDFInfo
- Publication number
- CA2519452A1 CA2519452A1 CA002519452A CA2519452A CA2519452A1 CA 2519452 A1 CA2519452 A1 CA 2519452A1 CA 002519452 A CA002519452 A CA 002519452A CA 2519452 A CA2519452 A CA 2519452A CA 2519452 A1 CA2519452 A1 CA 2519452A1
- Authority
- CA
- Canada
- Prior art keywords
- mask
- connecting assembly
- gas delivery
- conduit
- delivery apparatus
- 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
Links
- 230000000241 respiratory effect Effects 0.000 title 1
- 206010003497 Asphyxia Diseases 0.000 claims abstract 14
- 230000013011 mating Effects 0.000 claims 14
- 230000008878 coupling Effects 0.000 claims 5
- 238000010168 coupling process Methods 0.000 claims 5
- 238000005859 coupling reaction Methods 0.000 claims 5
- 210000002310 elbow joint Anatomy 0.000 claims 3
- 238000011144 upstream manufacturing Methods 0.000 claims 2
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
A patient gas delivery apparatus includes a mask structured to communicate with a patient's airway, a gas flow generator structured to supply pressurized gas, a gas delivery conduit having first a second opposing ends, the first opposing end being connected to the gas flow generator, and a connecting assembly including an anti-asphyxia valve member . The connecting assembly is connected in series between the conduit and the mask. The connecting assembly has a distal end and a proximal end with the distal end being configured and positioned to connect to the second opposing end of the conduit and the proximal end being configured and positioned to connect to the mask. The mask and the conduit are not adapted for direct interconnection without the connecting assembly.
Claims (31)
1. A patient gas delivery apparatus including:
a mask structured to communicate with a patient's airway;
a gas flow generator structured to supply pressurized gas;
a gas delivery conduit having first and second opposing ends, the first opposing end being connected to the gas flow generator; and a connecting assembly including an anti-asphyxia valve member and being connected in series between the conduit and the mask, the connecting assembly having a distal end and a proximal end, the distal end being configured and positioned to connect to the second opposing end of the conduit using a first interconnecting configuration and the proximal end being configured and positioned to connect to the mask using a second interconnecting configuration, wherein the first and second interconnecting configurations are incompatible so that the mask and the conduit are adapted to prevent direct interconnection without the connecting assembly.
a mask structured to communicate with a patient's airway;
a gas flow generator structured to supply pressurized gas;
a gas delivery conduit having first and second opposing ends, the first opposing end being connected to the gas flow generator; and a connecting assembly including an anti-asphyxia valve member and being connected in series between the conduit and the mask, the connecting assembly having a distal end and a proximal end, the distal end being configured and positioned to connect to the second opposing end of the conduit using a first interconnecting configuration and the proximal end being configured and positioned to connect to the mask using a second interconnecting configuration, wherein the first and second interconnecting configurations are incompatible so that the mask and the conduit are adapted to prevent direct interconnection without the connecting assembly.
2. A patient gas delivery apparatus according to claim 1, wherein the connecting assembly includes a housing having at least two parts connected by an interengagement connector.
3. A patient gas delivery apparatus according to claim 2 wherein a first of the parts includes a rotatable coupling providing the distal end to connect to the second opposing end of the conduit.
4. A patient gas delivery apparatus according to claim 2 wherein a second of the parts includes a mating portion providing the proximal end to connect to the mask.
5. A patient gas delivery apparatus according to claim 4, wherein the mating portion is inserted into an aperture provided in the mask and a lock is attached to the mating portion from an inner side of the mask so as to prevent withdrawal of the mating portion from the aperture.
6. A patient gas delivery apparatus according to any one of claims 2-5, wherein the housing has at least one vent that is closed by the valve member during normal operation of the said apparatus, and opened when pressure falls below a predetermined pressure.
7. A connecting assembly adapted for connection in series between a gas delivery conduit and a patient mask in a patient gas delivery apparatus, the connecting assembly comprising:
a housing having a distal end and a proximal end, the distal end configured and positioned to connect to the conduit using a first interconnecting configuration and the proximal end configured and positioned to connect to the mask using a second interconnecting configuration; and an anti-asphyxia valve member positioned within the housing, wherein the first and second interconnecting configurations are incompatible so that the mask and the conduit are adapted to prevent direct interconnection without the connecting assembly.
a housing having a distal end and a proximal end, the distal end configured and positioned to connect to the conduit using a first interconnecting configuration and the proximal end configured and positioned to connect to the mask using a second interconnecting configuration; and an anti-asphyxia valve member positioned within the housing, wherein the first and second interconnecting configurations are incompatible so that the mask and the conduit are adapted to prevent direct interconnection without the connecting assembly.
8. A connecting assembly according to claim 7, wherein the housing has at least two parts connecting by an interengagement connector.
9. A connecting assembly according to claim 8, wherein a first of the parts includes a rotatable coupling having a distal end connectable to the conduit.
10. A connecting assembly according to any one of claims 8 and 9, wherein a second of the parts includes a mating portion having a proximal end connectable to the mask.
11. A connecting assembly according to claim 10, wherein the mating portion is inserted into an aperture provided in the mask and a lock is attached to the mating portion from an inner side of the mask so as to prevent withdrawal of the mating portion from the aperture.
12. A connecting assembly according to any one of claims 7-11, wherein the housing has at least one vent that is closed by the valve member during normal operation of the apparatus, and opened when pressure falls below a predetermined pressure.
13. A patient gas delivery apparatus including:
a mask having an aperture in communication with a patient's airway;
a gas flow generator structured to supply pressurized gas;
a gas delivery conduit having first and second opposing ends, the first opposing end being connected to the gas flow generator;
a connecting assembly connected in series between the conduit and the mask, the connecting assembly including a housing having a rotatable coupling at a distal end and a mating portion at a proximal end, the rotatable coupling being configured and positioned to connect to the second opposing end of the conduit using a first interconnecting configuration and the mating portion being configured and positioned to be inserted through the aperture of the mask using a second interconnecting portion; and an anti-asphyxia valve member positioned within the housing, wherein the first and second interconnecting configurations are incompatible so that the mask and the conduit are adapted to prevent direct interconnection without the connecting assembly.
a mask having an aperture in communication with a patient's airway;
a gas flow generator structured to supply pressurized gas;
a gas delivery conduit having first and second opposing ends, the first opposing end being connected to the gas flow generator;
a connecting assembly connected in series between the conduit and the mask, the connecting assembly including a housing having a rotatable coupling at a distal end and a mating portion at a proximal end, the rotatable coupling being configured and positioned to connect to the second opposing end of the conduit using a first interconnecting configuration and the mating portion being configured and positioned to be inserted through the aperture of the mask using a second interconnecting portion; and an anti-asphyxia valve member positioned within the housing, wherein the first and second interconnecting configurations are incompatible so that the mask and the conduit are adapted to prevent direct interconnection without the connecting assembly.
14. A patient gas delivery apparatus according to any one of claims 1-6, wherein the mask includes an aperture for receiving pressurized air, the connecting assembly including the anti-asphyxia valve member being positioned upstream of the aperture.
15. A patient gas delivery apparatus according to any one of claims 1-6 and 14, further comprising a cushion, the cushion structured to fit over the mask.
16. A patient gas delivery apparatus according to any one of claims 1-6, 14 and 15, wherein the connecting assembly is an elbow joint.
17. A patient gas delivery apparatus according to any one of claims 1-6, 14 and 16, further comprising a cushion, the cushion being removable from the mask independent of the connecting assembly and anti-asphyxia valve thereof.
18. A patient gas delivery apparatus according to any one of claims 1-6 and 14-17 wherein the anti-asphyxia valve is positioned outside of the mask.
19. A connecting gas assembly according to any one of claims 7-12, wherein the connecting assembly is an elbow joint.
20. A connecting assembly according to any one of claims 7-12 and 19, wherein the anti-asphyxia valve is positioned outside of the mask.
21. A patient gas delivery apparatus according to claim 13, wherein the mask includes an aperture for receiving pressurized air, the connecting assembly including the anti-asphyxia valve member being positioned upstream of the aperture.
22. A patient gas delivery apparatus according to claim 13, further comprising a cushion, the cushion structured to fit over the mask.
23. A patient gas delivery apparatus according to any one of claims 13 and 22, wherein the connecting assembly is an elbow joint.
24. A patient gas delivery apparatus according to any one of claims 13 and 23, further comprising a cushion, the cushion being removable from the mask independent of the connecting assembly and anti-asphyxia valve thereof.
25. A patient gas delivery apparatus according to any one of claims 13 and 22-24, wherein the anti-asphyxia valve is positioned outside of the mask.
26. A connecting assembly adapted for connection in series between a gas delivery conduit and a patient mask in a patient gas delivery apparatus, the connection assembly comprising:
a first portion adapted to be connected to one of the conduit and the mask using a first interconnecting configuration; and a second portion connected to the first portion and adapted to be connected to the other of the conduit and the mask using second interconnecting configuration, the second portion including an anti-asphyxia valve assembly having a housing and an anti-asphyxia valve member provided to the housing, wherein the first and second interconnecting configurations are incompatible so that the mask and the conduit are adapted to prevent direct interconnection without the anti-asphyxia valve assembly.
a first portion adapted to be connected to one of the conduit and the mask using a first interconnecting configuration; and a second portion connected to the first portion and adapted to be connected to the other of the conduit and the mask using second interconnecting configuration, the second portion including an anti-asphyxia valve assembly having a housing and an anti-asphyxia valve member provided to the housing, wherein the first and second interconnecting configurations are incompatible so that the mask and the conduit are adapted to prevent direct interconnection without the anti-asphyxia valve assembly.
27. A connecting assembly according to claim 26, wherein the first portion and second portion are connected by a interengagement connector.
28. A connecting assembly according to claim 27, wherein one of the first and second portions includes a rotatable coupling adapted to connect to the conduit.
29. A connecting assembly according to claim 27, wherein one of the first and second portions includes a mating portion adapted to connect to the mask.
30. A connecting assembly according to claim 29, wherein the mating portion is inserted into an aperture provided in the mask and a lock is attached to the mating portion from an inner side of the mask so as to prevent withdrawal of the mating portion from the aperture.
31. A connecting assembly according to any one of claims 26-30, wherein the housing has at least one vent that is closed by the valve member during normal operation of the apparatus, and opened when pressure falls below a predetermined pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2733839A CA2733839C (en) | 1999-02-09 | 2000-02-08 | Gas delivery connection assembly |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AUPP8550 | 1999-02-09 | ||
| AUPP8550A AUPP855099A0 (en) | 1999-02-09 | 1999-02-09 | Gas delivery connection assembly |
| CA002298129A CA2298129C (en) | 1999-02-09 | 2000-02-08 | Gas delivery connection assembly |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002298129A Division CA2298129C (en) | 1999-02-09 | 2000-02-08 | Gas delivery connection assembly |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2733839A Division CA2733839C (en) | 1999-02-09 | 2000-02-08 | Gas delivery connection assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2519452A1 true CA2519452A1 (en) | 2000-08-09 |
| CA2519452C CA2519452C (en) | 2011-05-24 |
Family
ID=35452237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2519452A Expired - Fee Related CA2519452C (en) | 1999-02-09 | 2000-02-08 | Respiratory mask assembly for delivering breathable gas |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA2519452C (en) |
-
2000
- 2000-02-08 CA CA2519452A patent/CA2519452C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CA2519452C (en) | 2011-05-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |
Effective date: 20200210 |