The present invention relates to a dental appliance comprising a dielectric substrate with one or more electric areas comprising one or more integrated circuits, one or more electric lines and optionally one or more shielding lines; one or more ground areas comprising one or more ground pads; one or more sensing areas comprising one or more sensing pads; and optionally one or more shielding pads, said dental appliance to monitor dental contact, dental forces, and/or for detecting teeth clenching and/or grinding.