| 摘要 |
The invention concerns a device comprising: a body (2) receiving a hollow injection needle (4) and a receptacle (10) containing the product to be injected; the needle (4) is connected to the body (2) to be mobile relative thereto between an injecting position and a retracted position; a plunger ( (9) mounted sliding on the body (2) and mobile relative thereto for carrying out the injection; said receptacle (10) is mobile relative to the plunger (9) between a position allowing injection and a retracted position; means (5 to 7, 28, 29; 45, 39, 41) for maintaining the needle (4) and the plunger (9) in injecting position, which can be released to allow the needle (4) and the plunger (9) to move freely towards said position. |
