A positioning device (100), configured for positioning stimulation device (200), for low level laser therapy applications, on a person's body surface (1), includes adhering component (110), for accommodating stimulation device (200) and for a releasable arrangement on body surface (1), an antenna device (120), which is fixedly connected with adhering component (110), and is arranged for receiving control signals for controlling stimulation device (200), carrier contact section (130), which is fixedly connected with adhering component (110), and is arranged for providing an electrical contact with stimulation device (200), and switching device (140), which is fixedly connected with adhering component (110) and electrically interconnected between antenna device (120) and carrier contact section (130). Furthermore, treatment apparatus (300), configured for stimulation treatment of a person, includes positioning device (100) and stimulation device (200), a stimulation system, and a stimulation method are described.
