Disclosed is a simple and safe self-destructive syringe, comprising a self-destructive needle cylinder (1) being provided with a piston push rod (2) therein, a needle (3), as well as a safe self-destructive device (4) for destroying the self-destructive needle cylinder (1), are connected to the front-end of the self-destructive needle cylinder (1). The self-destructive needle cylinder (1) comprises a cylinder tube (11) and a cylinder cover (12), wherein the cylinder tube (11) and the cylinder cover (12) can be in a detachable connection or may be finished as one piece a filter module is provided at the bottom of the cylinder cover (12) or the juncture position of the cylinder cover (12) with a cylinder teat canal (13) in the case of a detachable connection, a user can pull the safe self-destructive device (4) to separate the cylinder tube (11) and the cylinder cover (12) so as to achieve safe self-destruction in the case of one piece, the user can pull the safe self-destruct device (4) to the position of the cylinder cover (12) to break the cylinder cover (12) and the cylinder teat canal (13), and to achieve safe self-destruction. The simple and safe self-destructive syringe has a simple structure, and is easy to use. It has a low production cost and good self-destructive effect, thereby being easy to popularize and apply.Linvention porte sur une seringue auto-destructive simple et sûre, comprenant un cylindre pour aiguille (1) auto-destructif, pourvu dun poussoir de piston (2) à lintérieur, une aiguille (3), ainsi quun dispositif sûr et auto-destructif (4) destiné à détruire le cylindre pour aiguille (1) auto-destructif, assemblés à lextrémité frontale du cylindre pour aiguille (1) auto-destructif. Le cylindre pour aiguille (1) auto-destructif comprend un tube de cylindre (11) et un couvercle de cylindre (12), le tube de cylindre (11) et le couvercle de cylindre (12) pouvant être reliés dune manière amovible ou pouvant être fabriqués en une seule pièce un module fo
