Patent ID: 8491570
Filing Date: 2013-07-23
Classification: A61M

Abstract:
1. A wearable infusion pump assembly comprising: a reservoir for receiving an infusible fluid; a fluid delivery system configured to deliver the infusible fluid from the reservoir to an external infusion set, wherein the fluid delivery system includes: a disposable housing assembly including the reservoir, a first portion of the fluid delivery system, a first portion of a pump assembly, a first portion of a first valve assembly, and a first portion of a second valve assembly; a reusable housing assembly including a second portion of the fluid delivery system, a second portion of the pump assembly, a second portion of the first valve assembly, and a second portion of the second valve assembly; at least one processor; and a computer readable medium coupled to the at least one processor, the computer readable medium including a plurality of instructions stored thereon which, when executed by the at least one processor, cause the at least one processor to perform operations comprising: wherein the pump assembly is configured to extract the quantity of the infusible fluid from the reservoir and provide the quantity of the infusible fluid to the volume sensor assembly; wherein the first valve assembly is configured to selectively isolate the pump assembly from the reservoir; and wherein the second valve assembly is configured to selectively isolate the volume sensor assembly from the external infusion set.