Ergonomic and adjustable respiratory mask assembly with headgear assembly
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
A62B-018/08
A62B-009/04
출원번호
US-0390681
(2003-03-19)
우선권정보
AU-0001926 (2002-04-23)
발명자
/ 주소
Ging, Anthony M.
Nasr, Saad
출원인 / 주소
ResMed Limited
대리인 / 주소
Nixon &
인용정보
피인용 횟수 :
200인용 특허 :
28
초록▼
A respiratory mask assembly for delivering breathable gas to a patient includes a frame having a main body and a side frame member provided on each lateral side of the main body. Each side frame member includes an integrally formed first connector portion. A headgear assembly is removably attachable
A respiratory mask assembly for delivering breathable gas to a patient includes a frame having a main body and a side frame member provided on each lateral side of the main body. Each side frame member includes an integrally formed first connector portion. A headgear assembly is removably attachable to the frame. The headgear assembly has a second connector portion adapted to be removably coupled with the first connector portion provided on the frame. The second connector portion is manually movable to a releasing position to detach the headgear assembly from the frame. The headgear assembly is rotationally adjustable with respect to the frame.
대표청구항▼
1. A respiratory mask assembly for delivering breathable gas to a patient, comprising:a frame having a main body and a side frame member provided on each lateral side of the main body, each side frame member including an integrally formed first connector portion; and a headgear assembly removably at
1. A respiratory mask assembly for delivering breathable gas to a patient, comprising:a frame having a main body and a side frame member provided on each lateral side of the main body, each side frame member including an integrally formed first connector portion; and a headgear assembly removably attachable to the frame, the headgear assembly having a second connector portion adapted to be removably coupled with the first connector portion provided on the frame, the second connector portion being manually movable to a releasing position to detach the headgear assembly from the frame, wherein the headgear assembly is rotationally adjustable and selectively lockable in at least three predetermined positions with respect to the frame. 2. A respiratory mask assembly according to claim 1, wherein the headgear assembly includes a pair of front straps each having a front strap end, a top strap end, and a rear strap end, and wherein each front strap end is configured to extend parallel to the check region of the patient below the patient's eye, the top strap end is configured to extend away from the front strap end along the patient's temple, and the rear strap end is configured to extend around the bottom of the patient's ear.3. A respiratory mask assembly according to claim 2, wherein the front strap ends are constructed of two layers of material, one of the layers of material having a more rigid construction than the other of the layers of material.4. A respiratory mask assembly according to claim 2, further comprising a yoke attached to each front strap end, the yoke having a shape matching a shape of at least a portion of the front strap end, the yoke being made of a material adding some degree of rigidity to the front strap end.5. A respiratory mask assembly according to claim 1, further comprising a cushion removably attachable to the main body of the frame, the cushion including a side wall having a first interlocking surface that engages a second interlocking surface provided by the frame when the cushion and frame are engaged with one another, wherein the first and second interlocking surfaces interlocking with one another to removably attach the cushion to the frame.6. A respiratory mask assembly according to claim 1, further comprising an aperture provided through the main body of the frame for the introduction of breathable gas into a nasal breathing cavity, and an elbow assembly that is swivelably coupled to a front surface of the frame.7. A respiratory mask assembly for delivering breathable gas to a patient, comprising:a frame having a main body and a side frame member provided on each lateral side of the main body, each side frame member including an integrally formed first connector portion; and a headgear assembly removably attachable to the frame, the headgear assembly having a second connector portion adapted to be removably coupled with the first connector portion provided on the frame, the second connector portion being manually movable to a releasing position to detach the headgear assembly from the frame, wherein the first connector portion includes at least one locking clip receiver assembly having a slot and the second connector portion includes a locking tab, the locking tab configured to be inserted into the slot and interlocked with a locking flange provided in the slot to removably attach the headgear assembly to the frame. 8. A respiratory mask for delivering breathable gas to a patient, comprising:a frame having a main body and a side frame member provided on each lateral side of the main body, each side frame member including an integrally formed first connector portion; a headgear assembly removably attachable to the frame, the headgear assembly having a second connector portion adapted to be removably coupled with the first connector portion provided on the frame, the second connector portion being manually movable to a releasing position to detach the headgear assembly from the frame; and a yoke including a first engagement surface that engages with a second engagement surface provided on a locking clip adapted to be removably coupled with the frame. 9. A respiratory mask assembly according to claim 8, wherein the locking clip is rotationally adjustable with respect to the yoke.10. A respiratory mask assembly according to claim 9, wherein the locking clip is rotationally adjustable with respect to the yoke within an angle in the range of 50-100°.11. A respiratory mask assembly according to claim 9, wherein the locking clip includes a retaining flange that provides the second engagement surface and the yoke includes a mounting flange that provides the first engagement surface, the retaining flange being inserted into the mounting flange such that the first and second engagement surfaces engage with one another to axially retain the locking clip to the yoke.12. A respiratory mask assembly according to claim 11, wherein the locking clip includes a plurality of raised teeth that are structured to engage a plurality of teeth provided on a tab portion of the yoke so as to rotationally lock the locking clip with respect to the yoke, the tab portion being movable to a released position to disengage the plurality of raised teeth of the locking clip from the plurality of teeth of the tab portion to enable the rotational adjustment to the locking clip with respect to the yoke.13. A respiratory mask assembly according to claim 9, wherein the locking clip includes a locking tab that provides the second connector portion and the frame includes a slot providing the first connector portion, the locking clip being inserted into the slot provided in the frame with the locking tab interlocking with a locking flange provided in the slot to removably attach the locking clip to the frame.14. A respiratory mask assembly according to claim 13, wherein the locking clip includes a pair of spring arms that each include a locking tab at a free end thereof and the frame includes a pair of slots adapted to receive a respective one of the pair of spring arms, the locking tab of each spring arm interlocking with locking flanges provided in respective slots to removably attach the locking clip to the frame.15. A respiratory mask assembly according to claim 14, wherein the locking clip includes a central support tab that is inserted into a central support slot provided on the frame when the locking clip and frame are engaged so as to prevent relative movement between the locking clip and the frame.16. A headgear assembly for a respiratory mask assembly that delivers breathable gas to a patient, the headgear assembly comprising:a pair of front straps each having a front strap end, a top strap end, and a rear strap end, and wherein each front strap end is configured to extend parallel to the check region of the patient below the patient's eye, the top strap end is configured to extend away from the front strap end along the patient's temple, and the rear strap end is configured to extend around the bottom of the patient's ear, a second connector portion adapted to be removably coupled with a first connector portion provided on a frame, wherein the pair of front straps are configured to maintain the frame on the patient's face without obstructing the patient's view. 17. A headgear assembly according to claim 16, wherein the first connector portion includes at least one locking clip receiver assembly having a slot and the second connector portion includes a locking tab, the locking tab configured to be inserted into the slot and interlocked with a locking flange provided in the slot to removably attach the headgear assembly to the frame.18. A headgear assembly according to claim 16, further comprising a yoke attached to each front strap end, the yoke having a shape matching a shape of at least a portion of the front strap end, the yoke being made of a material adding some degree of rigidity to the front strap end.19. A headgear assembly according to claim 18, wherein the yoke includes a first engagement surface that engages with a second engagement surface provided on a locking clip adapted to be removably coupled with the frame.20. A headgear assembly according to claim 19, wherein the locking clip is rotationally adjustable with respect to the yoke.21. The headgear assembly according to claim 16, wherein the front strap end, the rear strap end and the top strap end are formed in a single unit.22. The headgear assembly according to claim 16, wherein the top strap end, the front strap end and the rear strap meet at a common junction.23. The headgear assembly according to claim 22, wherein the top strap end extends substantially linearly from the junction towards the top of the patient's head in use.24. A respiratory mask assembly for delivering breathable gas to a patient, comprising:a frame having a main body and a side frame member provided on each lateral side of the main body, each side frame member including an integrally formed first connector portion; a headgear assembly removably attachable to the frame, the headgear assembly having a second connector portion adapted to be removably coupled with the first connector portion provided on the frame, the second connector portion being manually movable to a releasing position to detach the headgear assembly from the frame; and a yoke attached to at least a front strap portion of the headgear assembly, the front strap portion having a front end, the yoke extending from the front end and along a major portion of the front strap portion and having a shape matching a shape of at least a portion of the front strap end, the yoke being made of a material adding some degree of rigidity to the front strap end. 25. The respiratory mask according to claim 24, wherein the major portion extends from the front end of the front strap portion to a junction where the front strap portion meets top and rear strap portions of the headgear assembly.26. The respiratory mask according to claim 25, wherein the major portion extends from the junction to the end of the top strap portion, and from the junction along a substantial portion of the rear strap portion towards a portion of the patient's cheek below the ear.
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이 특허에 인용된 특허 (28)
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