An improved apparatus for aseptically connecting medical liquid containers to a length of flexible tubing comprises a port on the container, a pierceable diaphragm within the port, and a hollow tubular piercing pin connected to the length of flexible tubing adapted for penetrating the pierceable diaphragm....http://www.google.fr/patents/US4439193?utm_source=gb-gplus-shareBrevet US4439193 - Apparatus for connecting medical liquid containers
Apparatus for connecting medical liquid containers
