The present invention relates to a drug delivery device for mixing and delivering a drug by injection. The device includes a housing having a first port or opening therein that receives a first container that contains a fluid or powdered drug, for example a lyophilized drug. The housing can also include...http://www.google.fr/patents/US6641565?utm_source=gb-gplus-shareBrevet US6641565 - drug delivery systems and methods
