Medical silicon rubber injection kettle

The utility model provides a medical silicon rubber injection kettle which comprises a kettle body and an inner cavity body, wherein the kettle body which is arranged at the top of the inner cavity body is provided with a stainless steel clamping ring; silicon rubber which is arranged in the clamping ring is tightly covered with the stainless steel clamping ring, so an injection needle is inserted into the medical silicon rubber injection kettle and needle holes are reserved in the silicon rubber which is positioned in the clamping ring. The utility model is tightly extruded and plugged by the silicone rubber which is positioned in the clamping ring because of the functions of the clamping ring, and the ability of preventing leakage of the utility model is enhanced. The utility model can not leak even if under larger pressure, so the successful rate of operation is enhanced. An inner boss can be arranged at the kettle body which is positioned at the top of the inner cavity body; the stainless steel clamping ring is tightly wrapped outside the inner boss. The bottom of the inner cavity body can be provided with a stainless steel wafer which is near to the lower end of the clamping ring. A stainless steel indication ring which is used for preventing the deviation of injection can be arranged above the stainless steel clamping ring.