The present invention relates to an improved reusable universal tissue morcellator system. It comprises of a hollow tubed morcellator hand piece (107) locked with flexible rotor cable (108) connected to Motor Drive Unit (101 ), having a control panel (104) with a touch screen (103)) and manual operating system (105) in the same unit, with inbuilt installation tutorial videos and procedure videos having audio alarms with speed control and activation features using foot pedal or remote control. MDU is additionally provided with an external USB port for software and program updating. The cylindrical head (702) of the rotor cable is inserted and locked into the tubular hollow area (201 b) of the morcellator handle (Fig 2, 2a). Morcellator hand piece (107) is having same diameter trocar head (203b), which can be assembled with cannula tube (203a) of varying diameter and length, so as to use interchangeable cutter blades of different diameter and length (Fig.6,6a, 6b,6c,6d). The trocar head (203b) is provided with gas inflow/ irrigation inlets (501a).