Connector for a respiratory mask and a respiratory mask
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
A62B-018/02
A61M-016/08
A61M-016/06
A61M-016/00
출원번호
US-0871375
(2013-04-26)
등록번호
US-9132256
(2015-09-15)
우선권정보
AU-PQ1029 (1999-06-18)
발명자
/ 주소
Gunaratnam, Michael Kassipillai
Drew, Joanne Elizabeth
Crumblin, Geoffrey
Jenkinson, Philip James
Lynch, Susan Robyn
출원인 / 주소
ResMed Limited
대리인 / 주소
Nixon & Vanderhye P.C.
인용정보
피인용 횟수 :
5인용 특허 :
36
초록▼
A respiratory mask assembly for delivering breathable gas to a patient includes a frame and an elbow assembly. The frame has a front surface and a rear surface adapted in use to face the patient. The frame includes a main body providing an aperture therethrough for the introduction of breathable gas
A respiratory mask assembly for delivering breathable gas to a patient includes a frame and an elbow assembly. The frame has a front surface and a rear surface adapted in use to face the patient. The frame includes a main body providing an aperture therethrough for the introduction of breathable gas into a nasal breathing cavity. The elbow assembly is swivelably coupled to the front surface of the frame. The elbow assembly includes a swivel elbow that defines an intake port and an exhaust port separated from the intake port using a baffle. The elbow assembly includes an end portion that interfaces with the aperture of the frame.
대표청구항▼
1. A respiratory mask assembly for delivering breathable gas to a patient, comprising: a mask main body having a front surface and a rear surface adapted in use to face the patient, the mask main body providing an aperture therethrough for the introduction of breathable gas into a nasal breathing ca
1. A respiratory mask assembly for delivering breathable gas to a patient, comprising: a mask main body having a front surface and a rear surface adapted in use to face the patient, the mask main body providing an aperture therethrough for the introduction of breathable gas into a nasal breathing cavity; andan elbow assembly having a generally L shape including a first leg and a second leg, the first leg including a mask end portion swivelably coupled to the front surface of the mask main body and in fluid communication with the aperture, the elbow assembly including a vent passage to allow the passage of exhaust gas from the nasal breathing cavity to atmosphere,wherein the mask end portion of the elbow assembly includes an outlet port for supplying the breathable gas to the nasal breathing cavity and an inlet port of the vent passage for receiving the exhaust gas from the nasal breathing cavity, the outlet port being separated from the inlet port by a dividing wall, the inlet port being arranged to directly oppose the nasal breathing cavity, in use, when the mask end portion is coupled to the front surface of the mask main body. 2. A respiratory mask assembly according to claim 1, wherein the elbow assembly has a surface that is adapted to directly engage a surface of a gas delivery tube. 3. A respiratory mask assembly according to claim 1, wherein the second leg of the elbow assembly includes a swivel connector to connect to a gas delivery tube. 4. A respiratory mask assembly according to claim 1, wherein the mask end portion of the elbow assembly includes a connecting portion that is inserted into the aperture provided in the mask main body and a retaining member is attached to the connecting portion from an inner side of the mask main body so as to prevent withdrawal of the connecting portion from the aperture. 5. A respiratory mask assembly according to claim 1, wherein the dividing wall is configured to direct exhaust gas away from the nasal breathing cavity in a first direction that is substantially opposite to a second direction in which the outlet port delivers incoming gas to the nasal breathing cavity. 6. A respiratory mask assembly according to claim 1, wherein the second leg of the elbow assembly has a first end portion in communication with a gas delivery tube and wherein the mask end portion is detachably coupled to the mask main body. 7. A respiratory mask assembly according to claim 6, wherein the mask end portion of the elbow assembly includes a connecting portion adapted to be inserted into the aperture of the mask main body, and wherein a retaining member is adapted to engage a receiving space in the connecting portion. 8. A respiratory mask assembly according to claim 7, wherein the mask main body includes a flange surrounding the aperture, and the connecting portion extends beyond the flange when the mask end portion is in an operative position. 9. A respiratory mask assembly according to claim 1, further comprising a removable cap portion detachably connected to the elbow assembly, wherein the cap portion includes a main body at least partially defining an outlet for gas washout. 10. A respiratory mask assembly according to claim 1, further comprising a cushion provided to the mask main body. 11. A respiratory mask assembly according to claim 1, wherein the mask main body is a mask shell. 12. A respiratory mask assembly according to claim 1, wherein the vent passage is structured to extend only along a portion of a circumference of the elbow assembly. 13. A respiratory mask assembly according to claim 1, wherein the elbow assembly includes a swivel connector to connect to a gas delivery tube, wherein the mask end portion of the elbow assembly includes a connecting portion that is inserted into the aperture provided in the mask main body and a retaining member that is attached to the connecting portion from an inner side of the mask main body so as to prevent withdrawal of the connecting portion from the aperture,wherein the dividing wall is configured to direct exhaust gas away from the nasal breathing cavity in a first direction that is substantially opposite to a second direction in which the outlet port delivers incoming gas to the nasal breathing cavity,wherein the elbow assembly has a first end portion in communication with the gas delivery tube and wherein the mask end portion is detachably coupled to the mask main body, andwherein the mask main body includes a flange surrounding the aperture, and the connecting portion extends beyond the flange when the mask end portion is in an operative position. 14. A respiratory mask assembly according to claim 13, wherein the retaining member is adapted to engage a groove in the connecting portion. 15. An elbow assembly for a respiratory mask assembly that delivers breathable gas to a patient, the elbow assembly comprising: a swivel elbow including a first end portion in communication with a gas delivery tube and a mask end portion configured to be detachably and swivelably coupled to a mask main body to deliver breathable gas to a breathing cavity of the mask assembly,the swivel elbow including a vent passage to allow the passage of exhaust gas from the breathing cavity to atmosphere,wherein the mask end portion of the swivel elbow includes an outlet port for supplying the breathable gas to the breathing cavity and an inlet port of the vent passage for receiving the exhaust gas from the breathing cavity, the outlet port being separated from the inlet port by a dividing wall,wherein the dividing wall is configured to direct exhaust gas away from a breathing cavity in a first direction that is substantially opposite to a second direction in which the outlet port delivers incoming gas to the breathing cavity, and wherein the swivel elbow has a generally L shape including a first leg and a second leg, and the mask end portion is disposed in the first leg. 16. An elbow assembly according to claim 15, further comprising a swivel connector between the swivel elbow and the gas delivery tube. 17. An elbow assembly according to claim 15, wherein the swivel elbow includes a connecting portion that is inserted into an aperture provided in the mask main body and a retaining member is attached to the connecting portion from an inner side of the mask main body so as to prevent withdrawal of the connecting portion from the aperture. 18. An elbow assembly according to claim 15, wherein the mask end portion of the swivel elbow includes a connecting portion adapted to be inserted into an aperture of the mask main body, and wherein a retaining member is adapted to engage a groove in the connecting portion when the mask end portion is in an operative position. 19. An elbow assembly according to claim 15, further comprising a removable cap portion detachably connected to the swivel elbow, wherein the cap portion includes a main body at least partially defining an outlet for gas washout. 20. An elbow assembly according to claim 15, wherein the vent passage includes an outlet, the outlet adapted to be positioned in close proximity to the breathing cavity. 21. An elbow assembly according to claim 15, wherein the outlet port, the inlet port and the dividing wall of the swivel elbow comprise a one-piece structure. 22. An elbow assembly according to claim 15, wherein the vent passage is structured to extend only along a portion of a circumference of the swivel elbow. 23. A respiratory mask assembly for delivering pressurized breathable gas to a patient for Continuous Positive Airway Pressure treatment of a sleep disorder, comprising: a mask main body having a front surface and a rear surface adapted to face the patient when the mask assembly is worn, the mask main body providing an aperture therethrough for the introduction of breathable gas into a nasal breathing cavity at least partially formed by the mask main body; andan elbow assembly having a generally L shape including a first leg and a second leg, the first leg including a mask end portion swivelably coupled to the front surface of the mask main body and in fluid communication with the aperture, the elbow assembly including a vent passage to allow the passage of exhaust gas from the nasal breathing cavity to atmosphere,wherein the mask end portion of the elbow assembly includes an outlet port for supplying the breathable gas to the nasal breathing cavity and an inlet port of the vent passage for receiving the exhaust gas from the nasal breathing cavity, the outlet port being separated from the inlet port by a dividing wall, the inlet port being arranged to directly oppose the nasal breathing cavity, in use, when the mask end portion is coupled to the front surface of the mask main body. 24. A respiratory mask assembly according to claim 23, wherein the nasal breathing cavity is adapted to supply the breathable gas to the patient's airways at a pressure in the range of 3-20 cm H2O. 25. A respiratory mask assembly according to claim 23, wherein the elbow assembly has a surface that is adapted to directly engage a surface of a gas delivery tube. 26. A respiratory mask assembly according to claim 23, wherein the second leg of the elbow assembly includes a swivel connector to connect to a gas delivery tube. 27. A respiratory mask assembly according to claim 23, wherein the mask end portion of the elbow assembly includes a connecting portion that is inserted into the aperture provided in the mask main body and a retaining member is attached to the connecting portion from an inner side of the mask main body so as to prevent withdrawal of the connecting portion from the aperture. 28. A respiratory mask assembly according to claim 23, wherein the dividing wall is configured to direct exhaust gas away from the nasal breathing cavity in a first direction that is substantially opposite to a second direction in which the outlet port delivers incoming gas to the nasal breathing cavity. 29. A respiratory mask assembly according to claim 23, wherein the second leg of the elbow assembly has a first end portion in communication with a gas delivery tube and wherein the mask end portion is detachably coupled to the mask main body. 30. A respiratory mask assembly according to claim 23, wherein the mask end portion of the elbow assembly includes a connecting portion adapted to be inserted into the aperture of the mask main body, and wherein a retaining member is adapted to engage a groove in the connecting portion. 31. A respiratory mask assembly according to claim 23, wherein the elbow assembly includes a swivel connector to connect to a gas delivery tube, wherein the mask end portion of the elbow assembly includes a connecting portion that is inserted into the aperture provided in the mask main body and a retaining member that is attached to the connecting portion from an inner side of the mask main body so as to prevent withdrawal of the connecting portion from the aperture,wherein the dividing wall is configured to direct exhaust gas away from the nasal breathing cavity in a first direction that is substantially opposite to a second direction in which the outlet port delivers incoming gas to the nasal breathing cavity,wherein the elbow assembly has a first end portion in communication with the gas delivery tube and wherein the mask end portion is detachably coupled to the mask main body, andwherein the mask main body includes a flange surrounding the aperture, and the connecting portion extends beyond the flange when the mask end portion is in an operative position. 32. A respiratory mask assembly according to claim 31, wherein the retaining member is adapted to engage a groove in the connecting portion.
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이 특허에 인용된 특허 (36)
Brown Glenn E. (24040 Summit Road Los Gatos CA 95030), Anaesthesic system.
Gunaratnam, Michael K.; Drew, Joanne E.; Crumblin, Geoffrey; Jenkinson, Phillip; Lynch, Susan R., Connector for a respiratory mask and a respiratory mask.
Gunaratnam, Michael K.; Drew, Joanne E.; Crumblin, Geoffrey; Jenkinson, Phillip; Lynch, Susan R., Connector for a respiratory mask and a respiratory mask.
Gunaratnam, Michael K.; Drew, Joanne E.; Crumblin, Geoffrey; Jenkinson, Phillip; Lynch, Susan Robyn, Connector for a respiratory mask and a respiratory mask.
Ging, Anthony Michael; Nasr, Saad; Moore, Rachael Elizabeth; Price, Andrew Martin, Ergonomic and adjustable respiratory mask assembly with elbow assembly.
Ging, Anthony Michael; Nasr, Saad; Moore, Rachael Elizabeth; Price, Andrew Martin, Ergonomic and adjustable respiratory mask assembly with elbow assembly.
Ging, Anthony M.; Nasr, Saad; Kwok, Philip Rodney; Moore, Rachael Elizabeth; Price, Andrew Martin, Ergonomic and adjustable respiratory mask assembly with frame.
Ging, Anthony Michael; Nasr, Saad; Kwok, Philip Rodney; Moore, Rachael Elizabeth; Price, Andrew Martin, Ergonomic and adjustable respiratory mask assembly with frame.
Berthon-Jones Michael (Leonay AUX) Calluaud Michel (Hunters Hill AUX) Lynch Christopher E. (Turramurra AUX) Hely Kenneth F. (Jannali AUX), Facial masks for assisted respiration or CPAP.
Kwok, Philip R.; Gunaratnam, Michael K.; Lithgow, Perry D.; Harrison, Jonathan P.; Liston, Jonathan L.; Matchett, Robert S.; Styles, Robert E., Forehead support for facial mask.
Olsen, Gregory James; Bearne, Peter David Alexander; Evans, Leon Edward; Stephenson, Matthew Roger; Prentice, Craig Robert; Ip, Bernard Tsz Lun; Spear, Tony William; McLaren, Mark Arvind; Patel, Roheet; Howarth, Brad Michael; Harwood, Jonathan David, Interface comprising a rolling nasal bridge portion.
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