Airlessly sealed vial

Abstract

An airlessly sealed vial includes an interior cavity filled with at least one liquid. At least one sealing cap is provided, which seals closed an opening into the interior cavity. The vial also includes means associated with the sealing cap and/or the interior cavity for changing the volumetric liquid containing capacity of the interior cavity in accordance with volumetric changes in the liquid contained in the vial. The means may be a moveable or flexible wall at least partly defining the interior cavity and/or a compressible member included in the interior cavity.

Dependencies are inferred from the claim text.