| 摘要 |
<p>The valvular system according to the invention for the extraction and or addition of liquids held in flexible sterilizable containers of plastic material, including an elastomeric at least semirigid element having hydraulic seal and two major superior and inferior faces and at least one minor lateral face, and a housing of plastic material for the said elastomeric element is characterized in that at least one of the said major faces of the elastomeric element is at least partially detached from the housing body.</p> |
