Patent ID: 8771242

Claim:
A method for applying eye drops to an eye of a user, the method comprising: placing a dispensing unit above the eye of the user in a dispensing configuration, wherein the dispensing unit comprises a dispensing barrel and one or more concentric rings disposed around a circumference of the dispensing barrel, wherein the one or more concentric rings comprise a first ring having a first color and a second ring having a second color that differs from the first color, and wherein the dispensing configuration comprises having the dispensing barrel disposed towards the eye of the user; aligning the dispensing unit so that the one or more concentric rings provide a visual indication of alignment above the eye of the user, wherein aligning the dispensing unit comprises aligning the first and second rings such that a user perceives a complete ring having a third color, wherein the third color comprises a combination of the first color and the second color; and dispensing one or more eye drops from the dispensing unit to the eye of the user.