LEADLESS STIMULATION DEVICE WITH A HOUSING THAT HOUSES INTERNAL COMPONENTS OF THE LEADLESS STIMULATION DEVICE AND FUNCTIONS AS THE BATTERY CASE AND A TERMINAL OF AN INTERNAL BATTERY
Implantable medical devices such as leadless stimulation devices that may provide longer battery life while minimizing device size. In some cases, having the outer housing of the implantable medical device serve multiple roles, such as the battery case for an internal battery, may permit reduced device size by eliminating one or more layers or components within the device.