US Patent 10912455 Medical devices with battery removal

A battery-powered medical device comprising an outer housing having an opening formed therein, at least one power source housed within the outer housing, which is configured to at least partially enclose the power source so as to prevent contamination of the power source with biohazardous materials, and the power source being removable from the outer housing via the opening, a cover configured to cover the opening in the outer housing and to retain the power source within the outer housing, and an actuator provided within the outer housing that engages with a portion of the power source when the cover covers the opening, wherein the actuator is configured to physically remove the power source from the outer housing and the outer housing is configured to release the power source via the opening without requiring physical contact between the user and the power source.