Patent ID: 8444599
Filing Date: 2013-05-21
Classification: A61B,A61J,A61M

Abstract:
1. A method of notifying a user of a prior injection within a medical item including a receptacle containing a medical fluid, wherein said medical item includes a port to receive an injection of a medical substance for said medical item, wherein said port includes a membrane penetrable by an instrument, a tubular member extending from said membrane with a passage defined therethrough for fluid communication with said receptacle and to receive said instrument within said passage for said injection, and an indicator disposed within said passage and triggered by direct contact with said instrument, said method comprising: (a) determining occurrence of said instrument penetrating said membrane and traversing said passage for said injection of said substance into said medical item and altering an appearance of at least one of said indicator disposed within said passage and said medical fluid to indicate said occurrence of said injection in response to said instrument triggering said indicator by traversing said passage and directly contacting said indicator during said injection.