MANUAL INJECTOR FOR CELL MANIPULATION

A manual injector for cell manipulation, comprising a displacement device for displacing a fluid, an injection hose connected to the displacement device, and a capillary holder connected to the injection hose and serving to hold a microcapillary or a microcapillary connected to the injection hose, wherein the displacement device has the following features: a main body having the shape of a circular disc, a circular disc-shaped rotary wheel arranged on the first front face and concentric to the main body,a screw mechanism comprising a spindle nut and a threaded spindle engaging therein and arranged on the centre axis of the main body, hollow-cylindrical piston arranged in the cylinder space and bearing sealingly on the inner circumference at the inner wall of the cylinder space and on theouter circumference at the outer wall of the cylinder space, a rotation decoupler, and an attachment piece which is connected to the cylinder space and to which the injection hose is connected. 本发明涉及种手动的注射器，其用于细胞操作，所述注射器具有用于排挤