US 12,403,242 B2
Pump systems with positioning features
Daniel Toro, Chula Vista, CA (US); Corey Michael Magers, Oceanside, CA (US); Santiago Dodge, Santee, CA (US); and Robert Vasko, San Diego, CA (US)
Assigned to CareFusion 2200, Inc., San Diego, CA (US)
Filed by CareFusion 2200, Inc., San Diego, CA (US)
Filed on Jul. 17, 2023, as Appl. No. 18/353,641.
Application 18/353,641 is a division of application No. 16/365,541, filed on Mar. 26, 2019, granted, now 11,752,255.
Application 16/365,541 is a division of application No. 14/557,447, filed on Dec. 1, 2014, granted, now 10,245,373, issued on Apr. 2, 2019.
Prior Publication US 2023/0355867 A1, Nov. 9, 2023
Int. Cl. A61M 5/142 (2006.01)
CPC A61M 5/142 (2013.01) [A61M 2205/121 (2013.01); A61M 2205/128 (2013.01); A61M 2205/3327 (2013.01); A61M 2205/505 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A pump system comprising:
a processing unit; and
a recess configured to receive a pump cartridge, the recess comprising:
a plurality of cartridge engagement slots configured for removably coupling the pump cartridge; and
a cartridge-facing surface comprising a positioning feature slot extending orthogonal to a general plane of the cartridge-facing surface, wherein the positioning feature slot comprises:
a first positioning feature slot operably coupled to a pump actuator, wherein the pump actuator comprises a rotatable pin configured to rotate within the first positioning feature slot and engage with an elongate slot of a pump drive interface of the pump cartridge in a scotch-yoke configuration; and
a second positioning feature slot operably coupled to a fluid sensor.