The present invention discloses a nasogastric feeding device for
nursing the
digestive tract with anti-
backflow, which relates to the field of nasogastric feeding technology, including a feeding device and a hose, wherein the feeding device includes a driving rod and a housing, the upper and lower ends of the housing are respectively provided with end caps and a sleeve, a pressing plate and a mesh plate are installed inside the housing, a cavity is formed between the end cap and the sleeve, a four-way
pipe is installed on the end cap, an
air pump and a control valve are installed inside the four-way
pipe, the pressing plate and the mesh plate are provided with a driving rod, and the four ports of the four-way
pipe are respectively connected to the external environment, the cavity, the
air pump and the space inside the housing. The present invention performs air extraction before
food processing to prevent the
liquid food from carrying a large amount of air into the patient's
stomach during the infusion period, thereby preventing the patient from experiencing
bloating. At the same time, the hose is provided with an anti-
backflow mechanism to prevent the phenomenon of
gastric fluid backflow due to the patient's
body posture.