An apparatus for producing patterns on a surface of a substrate. The translation apparatus receives a connection initiation request from the video display apparatus and responsive to the connection initiation request establishes a modem connection with the video display apparatus. The vehicle alarm assembly includes an activation mechanism for selectively activating the vehicle alarm assembly to a ready state. In the recess configuration, the platelet inhibitor substance is in a hydrogel or silicone-based poroussemi-porous matrix positioned within the recess.