Device for performing at least one medical function

A method for disposing of components of an evaluation and control part of a device comprising at least one medical functional element that is designed to perform the medical function, wherein the medical function is selected from a diagnostic, a therapeutic and a surgical function;

• and at least one evaluation and control part, wherein the evaluation and control part has at least one actuation component for controlling the medical function, wherein the evaluation and control part has at least one casing and at least one battery receptacle, wherein the battery receptacle comprises at least one battery, and wherein the battery receptacle is designed to be opened irreversibly by the user for removing the battery;
• the method comprising:
• irreversibly opening the battery receptacle to remove the energy reservoir;
• removing the energy reservoir from the battery receptacle;
• and disposing the energy reservoir separately from remaining components of the evaluation and control part.