Pen injection device dose indication apparatus and method

Abstract

A medication injection device and method of setting a desired dose of medication are provided, where the device includes a housing having an opening or a window therein, and a dose set knob is disposed at least partially within the housing. The dose set knob is movable with respect to the housing to set a desired dose of medication and has represented thereon one or more dose value indicators. The opening or window in the housing and the dose value indicators on the dose set knob are configured such that, when moving the dose set knob with respect to the housing to set or select the desired dose, the dose value representative of the selected dose is legible when viewed through the opening or window, but otherwise is not clearly legible.

Dependencies are inferred from the claim text.