充电器用于电池供电的手术机包括具有用于所述手术机器的电池部分的至少一个插口部的充电电路包含外壳，与设置在所述壳体中的充电电路开关相关联，在所述一个位置上的服务，所述充电电路直接对电池充电和在 其另一位置时，所述第一充电电路至预定的下限电压值，并且随后对电池充电放电到预定的上限电压值。

@ Charger for a battery-operated surgical machine, and with a charging circuit containing housing having at least one socket portion for the battery portion of the surgical machine, whereby on the housing a service associated with the charging circuit switch is arranged, in whose one position the charging circuit is charging directly the battery in its other position, the charging circuit discharges the battery initially up to a predetermined lower voltage value and subsequently charge to a predetermined upper voltage value.