1
Mehdi M Jafari, Jeffrey K Aviano, Rhomere S Jimenez, Gail F Upham: Leak-compensated flow triggering and cycling in medical ventilators. Nellcor Puritan Bennett, Merchant & Gould P C, September 25, 2012: US08272379 (111 worldwide citation)

This disclosure describes systems and methods for compensating for inelastic and elastic leaks in a ventilation system. The disclosure describes a model-based enhancement to conventional flow triggering and cycling methodologies that improves the timing and patient work of flow-based triggering and ...


2
Mehdi M Jafari, Jeffrey K Aviano, Rhomere S Jimenez, Gail F Upham: Leak-compensated pressure triggering in medical ventilators. Nellcor Puritan Bennett, Merchant & Gould PC, September 25, 2012: US08272380 (111 worldwide citation)

This disclosure describes systems and methods for compensating for inelastic and elastic leaks in a ventilation system. The disclosure describes a model-based enhancement to conventional pressure triggering methodology that optimizes the timing and patient work of pressure triggering performance. Th ...


3
Mehdi M Jafari, Rhomere S Jimenez, Gail F Upham, Jeffrey K Aviano: Leak-compensated proportional assist ventilation. Nellcor Puritan Bennett, Merchant & Gould P C, September 18, 2012: US08267085 (101 worldwide citation)

This disclosure describes systems and methods for compensating for leakage when during delivery of gas from a medical ventilator in a proportional assist mode to a patient. The technology described herein includes systems and methods to compensate the delivery of PA ventilation for leakage in the pa ...


4
Mehdi M Jafari, Rhomere S Jimenez, Gail F Upham, Jeffrey K Aviano: Leak-compensated pressure regulated volume control ventilation. Covidien, April 16, 2013: US08418691 (7 worldwide citation)

This disclosure describes systems and methods for compensating for leakage when during delivery of gas to a patient from a medical ventilator in a pressure regulated volume control (PRVC) ventilation mode. The technology described herein includes systems and methods that compensate the delivery of P ...


5
Mehdi M Jafari, Rhomere S Jimenez, Gail F Upham, Jeffrey K Aviano: Leak-compensated respiratory mechanics estimation in medical ventilators. Covidien, April 23, 2013: US08424521 (6 worldwide citation)

This disclosure describes systems and methods for compensating for leakage when determining the respiratory mechanics of a patient during delivery of gas from a medical ventilator to a patient. The systems and methods include monitoring an instantaneous flow in the ventilation system based on one or ...


6
Mehdi M Jafari, Rhomere S Jimenez, Edward R McCoy, Jeffrey K Aviano: Ventilator leak compensation. Covidien, May 7, 2013: US08434480 (5 worldwide citation)

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 ...


7
Mehdi M Jafari, Rhomere S Jimenez, Gail F Upham, Jeffrey K Aviano: Leak-compensated proportional assist ventilation. Covidien, May 28, 2013: US08448641 (5 worldwide citation)

This disclosure describes systems and methods for compensating for leakage when during delivery of gas from a medical ventilator in a proportional assist mode to a patient. The technology described herein includes systems and methods to compensate the delivery of PA ventilation for leakage in the pa ...


8
Mehdi M Jafari, Rhomere S Jimenez, Jeffrey K Aviano: Methods and systems for triggering with unknown base flow. Covidien, September 30, 2014: US08844526 (4 worldwide citation)

This disclosure describes systems and methods for providing novel back-up ventilation that allows the patient to trigger or initiate the delivery of breath. Further, this disclosure describes systems and methods for triggering ventilation when base flow is unknown or undeterminable by the ventilator ...


9
Mehdi M Jafari, Rhomere S Jimenez, Edward R McCoy, Jeffrey K Aviano: Flow rate compensation for transient thermal response of hot-wire anemometers. Covidien, May 7, 2013: US08434479 (1 worldwide citation)

Systems and methods are described for application of a transitory corrective modification to a hot-wire anemometer flow voltage and/or calculated flow rate to compensate for transient thermal response of the anemometer during a change in mixture of a mixed gas being measured. According to one embodi ...


10
Mehdi M Jafari, Milenko Masic, Rhomere S Jimenez, Jeffrey K Aviano, Edward R McCoy: Methods and systems for adaptive base flow. Covidien, Merchant & Gould P C, June 14, 2016: US09364624

This disclosure describes systems and methods for providing novel adaptive base flow scheduling during ventilation of a patient to optimize the accuracy of estimated exhaled tidal volume. Further, this disclosure describes systems and methods for providing novel adaptive inspiratory trigger threshol ...