US 12,290,670 B2
Fluid management systems and methods
Benjamin T. Lorman, Solon, OH (US); Matthew R. Biats, Chardon, OH (US); Andrew R. Biddinger, Cleveland, OH (US); Bryon W. Harper, Frisco, TX (US); Hunter M. Lecorgne, Lakewood, OH (US); Jeffrey P. Minnich, Elyria, OH (US); and Alexander S. Turner, Elyria, OH (US)
Assigned to Stryker Corporation, Portage, MI (US)
Filed by Stryker Corporation, Portage, MI (US)
Filed on Nov. 6, 2020, as Appl. No. 17/091,662.
Claims priority of provisional application 62/932,921, filed on Nov. 8, 2019.
Prior Publication US 2021/0138124 A1, May 13, 2021
Int. Cl. A61M 5/44 (2006.01); A61M 1/00 (2006.01); A61M 3/02 (2006.01); A61M 39/08 (2006.01); A61M 39/22 (2006.01)
CPC A61M 5/445 (2013.01) [A61M 1/73 (2021.05); A61M 1/743 (2021.05); A61M 1/80 (2021.05); A61M 3/0258 (2013.01); A61M 39/08 (2013.01); A61M 39/227 (2013.01); A61M 2205/02 (2013.01); A61M 2205/12 (2013.01); A61M 2205/121 (2013.01); A61M 2205/127 (2013.01); A61M 2205/3317 (2013.01); A61M 2205/3331 (2013.01); A61M 2205/3344 (2013.01); A61M 2205/3368 (2013.01); A61M 2205/3379 (2013.01); A61M 2205/3393 (2013.01); A61M 2205/368 (2013.01); A61M 2205/502 (2013.01); A61M 2205/505 (2013.01); A61M 2205/52 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A fluid management system, comprising:
one or more fluid presence sensors; and
a deficit cartridge configured to be removably connected to a portion of the fluid management system, the deficit cartridge defining a chamber that comprises a first section, a second section, a third section that are fluidly connected, the deficit cartridge comprising:
a first valve fluidly positioned between the first section and the second section to control fluid flow from the first section to the second section, wherein the first valve is movable between an open position and a closed position by the fluid management system,
a second valve fluidly positioned between the second section and the third section to control fluid flow from the second section to the third section, wherein the second valve is movable between an open position and a closed position by the fluid management system,
at least one inlet opening in fluid communication with the first section for receiving fluid from a surgical site, and
a vacuum opening in fluid communication with the third section for receiving a vacuum pressure from a suction source;
wherein a first fluid presence sensor of the one or more fluid presence sensors is aligned with a first area of the second section when the deficit cartridge is connected to the portion of fluid management system.