A medical port 13 is fixed to the container body of the nutrient container, capable of communicating the inside and outside of the container body, the medical port of the present invention, the side wall and the through hole 2d, and is fixed to the container body a port body section 22 which includes a unit (18), and a connection portion 21 that can hold a connection state of the connector attached to the port body portion, the container body in a state where medical port is fixed to the container body is disposed on the extension of the through hole of, a thin film 16 to block the flow of the nutrient container out of the liquid in the container body portion, and is connected to the port body section, a bridge 19a or deformable fracture, the one I include part is inserted into the through hole 21d in and, linked through a bridge port main body, and a communicating member 19. A puncture which allows to break through a thin film by the bridge is deformed or broken communication member is pushed into the container body side, the communicating member, nutrient liquid of the container body in a state where a thin film is pierced I and a flow path capable of flowing out to the outside of the container iodide.本発明の医療用ポートは、栄養剤用容器の容器本体部に固定され、容器本体部の内外を連通させ得る医療用ポート13であって、貫通孔2dと、容器本体部へ固定される側壁部18と、コネクタとの接続状態を保持可能とする接続部21と、を含むポート本体部22と、ポート本体部に取り付けられ、医療用ポートが容器本体部に固定された状態で容器本体部内の前記貫通孔の延長線上に配置され、容器本体部内の液状物の栄養剤用容器外への流出を遮る薄膜16と、ポート本体部に連結され、破断または変形可能なブリッジ19aと、その一部が貫通孔21d内に挿入され、且つ、ポート本体部にブリッジを介して連結された、連通部材19とを含む。連通部材は、連通部材が容器本体部側に押し込まれてブリッジが破断または変形することにより薄膜を突き破り可能とする穿刺部と、薄膜が突き破られた状態で容器本体部内の液状物を栄養剤用容器外へ流出させ得る流路とを含む。
