A CPAP device includes a flow generator including an outlet, a humidifier including an inlet, and an adaptor connector between the outlet of the flow generator and the inlet of the humidifier. The connector includes a flexible and conformable sealing portion that is movable to accommodate misalignme
A CPAP device includes a flow generator including an outlet, a humidifier including an inlet, and an adaptor connector between the outlet of the flow generator and the inlet of the humidifier. The connector includes a flexible and conformable sealing portion that is movable to accommodate misalignment.
대표청구항▼
1. A connector for a CPAP system, the CPAP system including a flow generator configured to generate a flow of breathable gas to be delivered to a patient and a tub configured to contain a supply of liquid, the connector comprising: a main body having a first end and a second end;a channel extending
1. A connector for a CPAP system, the CPAP system including a flow generator configured to generate a flow of breathable gas to be delivered to a patient and a tub configured to contain a supply of liquid, the connector comprising: a main body having a first end and a second end;a channel extending axially through the main body from first end to the second end and configured to deliver the flow of breathable gas to the tub;an attaching portion provided at the first end of the main body and adapted to attach to the flow generator; anda flexible sealing portion provided at the second end of the main body, the flexible sealing portion comprising at least one bellows convolution, said bellows convolution shaped and arranged such that, in use, said bellows convolution will fill with breathable gas and expand due to the breathable gas to establish a face seal wherein a flat facing surface of said at least one bellows convolution is pressurized against a surface surrounding an inlet opening provided in the tub. 2. The connector according to claim 1, wherein the connector is formed as one piece. 3. The connector according to claim 2, wherein the attaching portion comprises a seal adapted to seal the first end of the main body about an outlet opening in an end face of the flow generator. 4. The connector according to claim 1, wherein the connector is formed of a flexible material. 5. The connector according to claim 4, wherein the flexible material is silicone. 6. The connector according to claim 4, wherein the face seal is axially, laterally, angularly, pivotally, and/or rotationally flexible. 7. The connector according to claim 6, wherein the face seal is axially flexible within a range of about 1 mm to 5 mm. 8. The connector according to claim 7, wherein the face seal is axially flexible within a range of about 2 mm to 3 mm. 9. The connector according to claim 4, wherein the flexible sealing portion and the attaching portion have differing flexibility characteristics. 10. The connector according to claim 1, wherein the channel extending axially through the main body is coaxial with the axis of the convolution. 11. The connector according to claim 1, wherein the flexible sealing portion is configured to expand in a direction of gas flow through the connector. 12. The connector according to claim 1, wherein the flat facing surface is arranged at an outer face of a distal end of the connector. 13. A CPAP system comprising: first and second CPAP components, and a connector extending between the first and second CPAP components, the connector configured to provide a sealed flow path for breathable pressurized gas passing between said first and second CPAP components, the connector having an attaching portion at a first end and a flexible bellows sealing portion at an opposite, second end, the flexible bellows sealing portion comprising at least one bellows convolution adapted to sealingly engage a facing portion surrounding a port in the first CPAP component, and wherein said at least one bellows convolution is formed with an aperture having a diameter that, prior to engaging with said facing portion is larger than a diameter of said port, such that said at least one bellows convolution will, in use, fill with breathable gas and expand due to the breathable gas to thereby pressurize said at least one bellows convolution against said facing portion surrounding said port and form a pressurized seal therewith. 14. The CPAP system according to claim 13, wherein the connector is formed as one piece. 15. The CPAP system according to claim 14, wherein said flexible bellows sealing portion is axially flexible within a range of about 1 millimeter to 5 millimeters. 16. The CPAP system according to claim 13, wherein said flexible bellows sealing portion and said attaching portion have different flexibility characteristics. 17. The CPAP system according to claim 13, wherein said flexible bellows sealing portion has an outer diameter larger than an outer diameter of the attaching portion. 18. The CPAP system according to claim 13, wherein the first CPAP component is a humidifier tub. 19. The CPAP system according to claim 18, wherein the second CPAP component is a flow generator. 20. A CPAP device comprising a CPAP system according to claim 18 and the humidifier tub, wherein the humidifier tub is configured to contain a supply of liquid. 21. The CPAP system according to claim 13, wherein the attaching portion is adapted to attach to the second CPAP component. 22. The CPAP system according to claim 21, wherein the attaching portion comprises a seal adapted to sealingly engage the first end to the second CPAP component. 23. A CPAP device, comprising: a flow generator configured to generate a flow of breathable gas to be delivered to a patient and adapted to be coupled to a humidifier tub; anda connector configured to engage with an inlet opening in a facing surface of the humidifier tub, the connector comprising: a main body having a first end and a second end;a channel extending axially through the main body from the first end to the second end and configured to deliver the flow of breathable gas to the humidifier tub;an attaching portion provided at the first end of the main body and adapted to attach to the flow generator; anda flexible bellows sealing portion provided at the second end of the main body, the flexible bellows sealing portion comprising at least one bellows convolution formed with a sealing face surrounding a bellows aperture that, prior to engagement with said facing surface, is larger than said inlet opening, such that said sealing face will, in use, fill with breathable gas and expand due to the breathable gas so as to establish a pressurized face seal with said facing surface, about said inlet opening. 24. The CPAP device according to claim 23, wherein the connector is formed as one piece. 25. The CPAP device according to claim 23, wherein the connector is formed of a flexible material. 26. The CPAP device according to claim 25, wherein the flexible material is silicone. 27. The CPAP device according to claim 25, wherein the face seal is axially, laterally, angularly, pivotally, and/or rotationally flexible. 28. The CPAP device according to claim 27, wherein the face seal is axially flexible within a range of about 1 millimeter to 5 millimeters. 29. The CPAP device according to claim 28, wherein the face seal is axially flexible within a range of about 2 millimeters to 3 millimeters. 30. The CPAP system device according to claim 27, wherein the face seal is angularly, pivotally, and/or rotationally flexible within a range of about 1 degree to 10 degrees. 31. The CPAP device according to claim 26, wherein the flexible sealing portion and the attaching portion have differing flexibility characteristics. 32. The CPAP device according to claim 26, wherein the attaching portion comprises a seal that seals the first end of a structure when the attaching portion is connected to the structure. 33. The CPAP device according to claim 32, wherein the seal of the attaching portion extends around a circumference of the attaching portion. 34. The CPAP device according to claim 33, wherein the attaching portion comprises at least one protruding circumferential ridge. 35. The CPAP device according to claim 33, wherein the supply of liquid is used to humidify the breathable gas generated in the flow generator. 36. The CPAP device according to claim 35, wherein the facing surface of the humidifier tub is perpendicular to the channel extending axially through the main body.
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이 특허에 인용된 특허 (21)
Matson Gale Wendell (Minneapolis MN), Autoclavable, corrugated, respiratory care tubing.
Leschinsky Boris (Waldwick NJ) Schock Robert B. (Sparta NJ) Wilcox Robert L. (Wanaque NJ) Schwartz Clifford E. (Maplewood NJ), Bubble-free connector for liquid carrying tubing.
Dobson Darwin B. (Sun Prairie WI) Keefe Gregg D. (Boulder CO) Ogden Douglas R. (Arvada CO) Smith ; III Eugene P. (Westminster CO), Humidifier for a ventilator.
Dobson Darwin B. (Sun Prairie WI) Keefe Gregg D. (Boulder CO) Ogden Douglas R. (Arvada CO) Smith ; III Eugene P. (Westminster CO), Humidifier for a ventilator and an associated attachment.
Sundquist Tommy (Gteborg SEX), Seal, especially for a coupling between an air intake on a tilting truck cab and a pipe securely mounted on the chassis.
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