Patent ID: 7041087

Claim:
A pre-filled syringe comprising a barrel made of glass and having at a distal end thereof a medical liquid discharge port formed into the shape of a vial mouth; a sealing member fitted in the medical liquid discharge port of said barrel and having a through-hole in the axial direction; a tip member including a skirt provided with an engagement pawl on a lower end inner wall thereof, a top wall, a needle mounting portion and a medical liquid deriving portion and forming a medical liquid passage through said medical liquid deriving portion, said top wall and said needle mounting portion, and so mounted around said sealing member on the medical liquid discharge port of said barrel as to slide along the outer wall of said medical liquid discharge port; a cap member mounted around said tip member; a closing member made integral with said cap member and inserted into the medical liquid passage of said tip member and the through-hole of said sealing member for closing said through-hole; and a holding member for mounting and fixing said tip member on the medical liquid discharge port of said barrel, wherein said tip member is mounted liquid-tightly on the medical liquid discharge port by mounting said holding member around said tip member and sliding downward along the skirt of said tip member to bring said engagement pawl of said tip member into engagement with said medical liquid discharge port of said syringe.