Abstract: A safety syringe 10 is disclosed and claimed. The syringe 10 comprises a tube 12 on which a hollow needle 16 is mountable for communicating with the inside of the tube. A plunger 28 is mounted in tube 12 for telescopic movement relative thereof. An outer sleeve 30 is mounted on the tube 12 and is moveable from a first needle - exposing position to a second needle covering position. Clips 40 are provided between tube 12 and sleeve 30 releasably to lock the sleeve in the said first position and permanently to lock the sleeve in the said second position. A formation 40.8 is provided on each clip on which pressure is exerted to release the clip when the sleeve is in its first position, without deformation of the sleeve.