Patent ID: 7350669

Claim:
A closure device for a flexible container containing a medical fluid comprising: a boat-shaped base section having a top wall, a bottom wall, said base section adapted to fit said flexible container; a mid-section connected to said top wall, a support connected to said mid-section and adapted for a user to grip said closure device wherein said mid-section includes at least one spacer disposed between said top wall of said base section and said support; a cylindrical member extending through said base section, said mid-section and said support, said cylindrical member having a first opening in said base section and a second opening in said support, said cylindrical member adapted to allow said medical fluid to flow therethough and exit said flexible container; a first seal blocking said cylindrical member and capable of being breached; and a second seal covering said second opening and capable of being defeated; wherein a portion of said cylindrical member between said first seal and said second seal defines a chamber.