Storage cases for dental appliances

A method, the method comprising:

• opening a lid of a dental appliance storage device from a closed position to a first transition position that is part way to a predetermined partially open position by applying a bias force to overcome a first resistance to opening;
• applying, by one or more biases in a hinge region of the dental appliance storage device, a first opening force to open the lid from the first transition position to the predetermined partially open position;
• opening the lid from the predetermined partially open position to a second transition position that is part way to a predetermined open position by applying a bias force to overcome a second resistance to opening;
• and
• applying, by the one or more biases in the hinge region of the dental appliance storage device, a second opening force to open the lid from the second transition position to the predetermined open position.

A storage case comprising:

• a lid;
• and
• a base having an open cavity configured to receive a dental appliance, wherein the base and the lid are operably coupled together at a hinge to form an enclosed cavity between the lid and the base to enclose the dental appliance,
• wherein the base includes one or more drainage holes on or adjacent to the hinge region that are configured to drain liquids from inside the base to outside the base, further wherein the based in configured so that the open cavity is titled towards the one or more drainage holes when the base is seated on a horizontal surface.