Patent 8181591 was granted and assigned to Trudell Medical International (Tmi) on May, 2012 by the United States Patent and Trademark Office.
An indicating device includes a first housing component adapted to be mounted to a container and a second housing component moveably connected to the first housing component. The second housing component is moveable relative to the first housing component along an axial path. The second housing component includes an exposed actuation surface having a substantially convex domed shape. The exposed actuation surface of the second housing component can include a lubricant. A method of actuating an indicating device is also provided.