Patent ID: 6021824
Filing Date: 2000-02-08
Classification: A61J

Abstract:
A kit for storage and mixing of components in which at least one is liquid, comprising:a housing accommodating a container which contains a solvent and is closed by a pierceable membrane, means for pressurizing the solvent in the container, and a cylinder ampoule having a first end closed by a pierceable membrane, anda needle unit with needles which by an actuating movement, such actuating movement constituting a relative movement between the needle unit and the container and ampoule, pierce the respective membranes, the needles comprising a first needle with a first and second pointed ends for piercing the ampoule membrane and the container membrane, respectively, and a second needle having a pointed first end piercing the ampoule membrane by the actuation movement and a second end opening to the atmosphere through a semipermeable membrane.