US 12,070,551 B2
Respiratory assistance device and a method of controlling said device
Stanislav Tatkov, Auckland (NZ); and Kevin Peter O'Donnell, Auckland (NZ)
Assigned to FISHER & PAYKEL HEALTHCARE LIMITED, Auckland (NZ)
Filed by Fisher & Paykel Healthcare Limited, Auckland (NZ)
Filed on Dec. 1, 2021, as Appl. No. 17/539,561.
Application 17/539,561 is a continuation of application No. 16/415,607, filed on May 17, 2019, granted, now 11,219,726.
Application 16/415,607 is a continuation of application No. 14/776,994, granted, now 10,342,942, issued on Jul. 9, 2019, previously published as PCT/NZ2014/000041, filed on Mar. 14, 2014.
Claims priority of provisional application 61/944,800, filed on Feb. 26, 2014.
Claims priority of provisional application 61/788,849, filed on Mar. 15, 2013.
Prior Publication US 2022/0176050 A1, Jun. 9, 2022
Int. Cl. A61M 16/00 (2006.01); A61M 15/00 (2006.01); A61M 16/06 (2006.01); A61M 16/08 (2006.01); A61M 16/10 (2006.01); A61M 16/12 (2006.01); A61M 16/16 (2006.01)
CPC A61M 16/0069 (2014.02) [A61M 15/009 (2013.01); A61M 16/0003 (2014.02); A61M 16/024 (2017.08); A61M 16/0666 (2013.01); A61M 16/0875 (2013.01); A61M 16/104 (2013.01); A61M 16/12 (2013.01); A61M 16/122 (2014.02); A61M 16/16 (2013.01); A61M 2016/0027 (2013.01); A61M 2016/003 (2013.01); A61M 2016/0039 (2013.01); A61M 16/1015 (2014.02); A61M 2202/0208 (2013.01); A61M 2202/0225 (2013.01); A61M 2202/0241 (2013.01); A61M 2205/3334 (2013.01)] 29 Claims
OG exemplary drawing
 
1. A method of adjusting a respiratory assistance device, the method comprising:
measuring at least one gases pressure;
determining at least one of a first predetermined gases pressure/flow rate profile and a second predetermined gases pressure/flow rate profile for controlling a flow rate of respiratory gases supplied to a patient;
adjusting at least one of the first predetermined gases pressure/flow rate profile and the second predetermined gases pressure/flow rate profile in response to the at least one gases pressure measured; and
wherein at least one of the first predetermined gases pressure/flow rate profile and the second predetermined gases pressure/flow rate profile comprises a flushing period.