	US 11,992,332 B2
	Fluid replacement device
J. Richardo Da Silva, Ann Arbor, MI (US); Wieslaw Gronek, Northbridge, MA (US); Andrew V. Halpert, Brookline, MA (US); Robert I. Rudko, Holliston, MA (US); and Mark Tauscher, Medfield, MA (US)
Assigned to Reprieve Cardiovascular, Inc., Milford, MA (US)
Filed by REPRIEVE CARDIOVASCULAR, INC., Milford, MA (US)
Filed on Jun. 25, 2021, as Appl. No. 17/359,280.
Application 17/359,280 is a division of application No. 16/053,056, filed on Aug. 2, 2018, granted, now 11,064,939.
Application 16/053,056 is a division of application No. 12/657,144, filed on Jan. 14, 2010, granted, now 10,045,734, issued on Aug. 14, 2018.
Claims priority of provisional application 61/206,254, filed on Jan. 28, 2009.
Prior Publication US 2021/0378589 A1, Dec. 9, 2021
Int. Cl. A61B 5/00 (2006.01); A61B 5/20 (2006.01); A61M 5/172 (2006.01); G16H 20/17 (2018.01); G16H 40/60 (2018.01); G16Z 99/00 (2019.01); A61B 34/00 (2016.01)

CPC A61B 5/4839 (2013.01) [A61B 5/20 (2013.01); A61M 5/1723 (2013.01); G16H 20/17 (2018.01); G16H 40/60 (2018.01); G16Z 99/00 (2019.02); A61B 34/25 (2016.02); A61M 2202/0496 (2013.01)]

14 Claims

1. A fluid therapy system, comprising:

a urine measurement device configured to measure urine output from a patient; and

a pump configured to provide a fluid to the patient;

wherein the fluid therapy system is configured to perform operations comprising

obtaining a first urine output rate of the patient;

receiving an input corresponding to a desired fluid balance of the patient; and

based on a difference of the desired fluid balance and an actual fluid balance, causing the fluid to be infused to the patient at

a first infusion rate less than the first urine output rate by a first predetermined threshold; and

a second infusion rate less than a second urine output rate by a second predetermined threshold,

wherein

the second predetermined threshold is greater than the first predetermined threshold, and

the second urine output rate is greater than the first urine output rate.