| 摘要 |
<p>This invention relates to an injection site or gateway or a system comprising such an injection site or gateway. The gateway is placed subcutaneously in the user can replace repeated injections by syringes or injection pens which will reduce trauma to the patients' skin and at the same time keep the injection place free of infections. In one form the invention concerns a system comprising an inserter device and a gateway for subcutaneous injection of fluid where comprises a distal surface (1a) corresponding to a proximal surface (1b) integrated with the inserter device. In another form the invention concerns a gateway for subcutaneous injection of fluid, which gateway comprises - a body (1) with at least one through-going opening (6) with an entrance and an outlet, and at least one cannula (3) placed in fluid connection with the through-going opening (6) and having a proximal end protruding from the lower side of the body (1); - and at the entrance of the through-going opening (6) medication can be injected by a delivery device (20) which delivery device (20) has protruding parts (22) covering the entrance when delivering medication to the gateway and which protruding parts (22) form an inner opening with a diameter di; wherein the surface of the entrance is shaped in such a way that the cross- section of the top part of entrance, i.e. from the top of the entrance to a position di/3 below the top, do not exceed di.</p> |
