| 摘要 |
<p>The ampoule (1) has a filling volume (3), in which a substance is present or in which the substance can be introduced. A displacement body (4) is capable of displacing the substance from the ampoule. The displacement body is configured such that the volume of the body is variable, and can be enlarged. The body fillable with a medium is limited by a membrane, a flexible or elastic material and a flexible foil. The body is fixedly connected with the ampoule or coupled by a spring-lock.</p> |
