1results about How to "Maintain sterility" patented technology

The present invention relates to a sleeve device (2) comprising a base (4) wherein the base (4) includes a seat cavity (6) in its longitudinal direction. The seat cavity includes a first cavity (28) and a second cavity (30) and a membrane (12) arranged laterally within the seat cavity, wherein the first cavity and the second cavity are separated from each other by means of the membrane, wherein the membrane is configured to switch between a first position and a second position in response to a reversal of a pressure gradient across the membrane.