Abstract: A protective bag dispensing system for a mobile x-ray apparatus includes a back panel element mountable against an external and operator-accessible side of a cart, the back panel element having dimensions which exceed the size of a protective bag being dispensed, a front panel element joined to the back panel element at the bottom side of both panels forming a cavity for supporting and accommodating an X-ray detector during the bagging process, a bag holder for hanging down a stack of multiple protective bags or feeding bags one by one into the cavity, the protective bags individually and removably attached from their top sides allowing an individual bag to be removed from the stack or roll while inserting the X-ray detector into the first available protective bag, the protective bags exceeding the size of the mobile x-ray detector being bagged, and the back panel element includes at least two segments arranged in a hinged configuration.