최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
DataON 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Edison 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0795159 (2013-03-12) |
등록번호 | US-9421338 (2016-08-23) |
발명자 / 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 | 피인용 횟수 : 0 인용 특허 : 366 |
A ventilator including a pneumatic system for providing and receiving breathing gas, and a controller operatively coupled with the pneumatic system. The controller is operable to control circulation by the pneumatic system of breathing gas to and from a patient, and to adjust at least one of a volum
A ventilator including a pneumatic system for providing and receiving breathing gas, and a controller operatively coupled with the pneumatic system. The controller is operable to control circulation by the pneumatic system of breathing gas to and from a patient, and to adjust at least one of a volume and pressure of breathing gas delivered to the patient, such adjustment being based upon elastic properties of a component used to fluidly couple the pneumatic system to a patient.
1. A ventilator, comprising: a pneumatic system for providing and receiving breathing gas;a component for fluidly coupling the pneumatic system to a patient, wherein the component comprises a leak-susceptible orifice that varies in size during operation of the ventilator as a direct function of an a
1. A ventilator, comprising: a pneumatic system for providing and receiving breathing gas;a component for fluidly coupling the pneumatic system to a patient, wherein the component comprises a leak-susceptible orifice that varies in size during operation of the ventilator as a direct function of an applied pressure; anda controller operatively coupled with the pneumatic system, wherein the controller is configured to: control delivery of breathing gas to the patient, andadjust at least one of a volume and pressure of breathing gas delivered to the patient to account for leakage from the pneumatic system, the adjustment based on the varying size of the leak-susceptible orifice. 2. The ventilator of claim 1, wherein the component is a patient interface. 3. The ventilator of claim 2, wherein the patient interface is a facial breathing mask. 4. The ventilator of claim 3, wherein the adjustment is based upon elastic and rigid leak properties of the facial breathing mask. 5. The ventilator of claim 1, wherein the adjustment is based upon an elastic modulus of a material comprising the component. 6. The ventilator of claim 1, further comprising an operator interface configured to accept operator input, the adjustment being dependent at least in part upon such operator input. 7. The ventilator of claim 6, wherein the controller is configured to establish elastic properties of the component based upon the operator input. 8. A ventilator, comprising: a pneumatic system for circulating breathing gas to and from a patient;an airway including a patient interface and a breathing circuit for fluidly coupling the pneumatic system with a patient, wherein the airway comprises a leak-susceptible orifice that varies in size as a direct function of an applied pressure; anda controller operatively coupled with the pneumatic system, wherein the controller is configured to: control delivery of breathing gas to the patient;derive the varying size of the leak-susceptible orifice based on an elastic modulus of the airway and the applied pressure; andadjust the delivery of breathing gas based on the varying size of the leak-susceptible orifice. 9. The ventilator of claim 8, wherein the controller is configured to dynamically update a magnitude of the adjustment during operation of the ventilator. 10. The ventilator of claim 9, where the controller is configured to dynamically update the magnitude of the adjustment during each of a plurality of breathing cycles. 11. The ventilator of claim 8, where the patient interface comprises a facial breathing mask which at least partly defines the leak-susceptible orifice. 12. In a ventilator having a pneumatic system and an airway adapted to fluidly couple the pneumatic system to a patient, a leak compensation method, comprising: providing a baseline level of leak compensation based upon a size of a leak-susceptible orifice in the airway;deriving elastic properties of a component of the airway containing the leak-susceptible orifice based at least in part on material properties of the component;adjusting the baseline level of leak compensation in response to a pressure sufficient to cause deformation of the leak-susceptible orifice, wherein an extent of the deformation of the leak-susceptible orifice is based upon the elastic properties of the component and is a direct function of the pressure, and wherein a magnitude of the adjustment is based on the elastic properties of the component. 13. The method of claim 12, wherein the component is a patient interface. 14. The method of claim 13, wherein the patient interface is a facial ventilator mask. 15. The method of claim 12, wherein the component is a breathing circuit fluidly coupled between the patient and the pneumatic system. 16. The method of claim 12, wherein adjusting the baseline level of leak compensation is performed during a plurality of patient breathing cycles. 17. The method of claim 16, wherein the magnitude of the adjustment is dynamically updated at least once per breathing cycle. 18. The method of claim 12, further comprising accepting operator input at an operator interface of the ventilator, and using the operator input in the deriving of the elastic properties of the component. 19. A ventilator, comprising: a pneumatic system for providing and receiving breathing gas;an airway including a patient interface and a breathing circuit for fluidly coupling the pneumatic system with a patient; anda controller operatively coupled with the pneumatic system, where the controller is configured to: control a flow of breathing gas to the patient, andmake dynamic adjustments in the flow of the breathing gas to compensate for a leak in the airway, where the dynamic adjustments are based at least in part on rigid leak properties of a fixed-size orifice of the airway and elastic leak properties of a variable-size orifice of the airway, and where the elastic leak properties of the variable-size orifice of the airway are a direct function of an applied pressure. 20. The ventilator of claim 19, where the patient interface is a facial ventilator mask.
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