Patent ID: 8858501

Claim:
A system for containing fluidic media, the system comprising: a first layer configured to define a reservoir body having an interior volume for containing fluidic media, the first layer comprising a first material compatible with fluidic media contained in the interior volume of the reservoir body, the first material of the first layer for inhibiting diffusion of the fluidic media out of the interior volume of the reservoir body at or greater than a first rate, the reservoir body having a first portion and a second portion; and a second layer adjacent to the first layer, the second layer comprising a second material different from the first material, the second material of the second layer for inhibiting diffusion of the fluidic media out of the interior volume of the reservoir body at or greater than a second rate, the second rate being greater than the first rate, the second layer defining an outer body, the first portion of the reservoir body arranged in the outer body such that the second portion of the reservoir body is uncovered by the outer body; wherein the outer body is configured to be removable from the first portion of the reservoir body.