The DC310 (upper instruments hose delivery) and the DL210 (bottom instruments hose delivery) are available in chair-mounted or as a semi-stationary unit. The pantographic arm has a mechanical or electro- pneumatic brake system enabling dentist to set the dentist block into the optimal working position. Swiveling spittoon bowl can be electronically controlled from both dentists and assistants elements. Pantographic arm-mounted assistants element is height-adjustable. Assistant can control selected functions using a membrane keyboard. Options Both units are available in chairmounted or in a semi-stationary version. In a semi-stationary version the chair-mounted spittoon block grants the advantage of an independent chair and dentists element movement. DC310 Dentists element Dentists element is equipped with membrane or glass keyboard, enabling easy menu navigation and control of all functions of both the unit and the chair. The panel features a capacious swiveling stainless steel or plastic tray table with two trays. Monitor Monitor for medical use can be a part of equipment on each DIPLOMAT dental unit.