The Spirit 1905 over-the-patient dental delivery systems are balanced and ergonomic dental delivery system. It can be used either on the left side or on the right side. One can also add ellipse assistant’s instrumentation and cuspidor if desired. There are 4 positions accommodate 3 handpieces and 1 syringe with an optional 5th position holder and a stainless steel tray with no-skid pad. Spirit 1905 includes PMU, cuspidor and cuspidor-mounted assistant’s instrumentation. It also includes PMU and assistant’s instrumentation with telescoping arm. Assistant instrumentation comes as standard with a Quick Clean syringe, autoclavable HVE, and saliva ejector. PMU supports addition of ancillary equipment. Die-cast metal control head ensures long-term durability and lifetime use.