SYRINGE BARREL AND CYLINDER HOLDER

摘要

Syringe barrel for an injection apparatus, adapted to be mounted on a cylinder holder that comprises a flange insertion groove. The syringe barrel comprises a flange (122) adapted to be held by said flange insertion groove so as to fix the syringe barrel. A reinforcing rib provided on a rear surface of the flange (122) has a concave portion (141) which is adapted to fit a positioning mechanism installed in the cylinder holder.