Nasal feeding device

The invention belongs to the technical field of medical apparatus and instruments, and particularly relates to a nasal feeding device. The nasal feeding device comprises an injection device and a nasal feeding tube, wherein the injection device comprises a hermetic double-layer glass container, the double-layer glass container comprises an inner-layer glass container and an outer-layer glass container connected into a whole, the connection of the inner-layer and outer-layer glass containers is provided with an inlet, an opening and closing cap covers the inlet, the outer walls of the inner-layer and outer-layer glass containers are both plated with silver films, and a vacuum chamber is formed between the inner-layer and outer-layer glass containers; and the double-layer glass container is provided with an outlet, the outlet is communicated with the nasal feeding tube, a piston and a push-pull rod connected with the piston are arranged in the double-layer glass container, the push-pull rod stretches out of the