263 results about "Stomach tubes" patented technology

Embodiments of the present invention include an insertion aid device with a handle, a tongue depressor, a tracheal suction catheter guide, and a guide with a recess formed by a pair of prongs. The guide may be configured to accommodate the cross-sectional shape of a tracheal suction catheter, a nasogastric tube, or an orogastric tube. The tracheal suction catheter guide may include a connection port configured to couple to an in-line suction catheter. A light source may be included with the insertion aid device.

A nasogastric tube insertion system comprises a nasogastric tube, a guide element, and an inserter element. The inserter element has a slim, elongate main body, a handle attached to the body, and an anatomically curved insertion section. The guide element comprises a swallowable weight attached to a cord, string, monofilament line, tube, or other similar line. The swallowable weight may be ablative in the presence of stomach fluids or may be deflated to allow the guide element to be removed while the nasogastric tube remains in place. The inserter element is inserted through the patient's nasal passages and optionally into the oropharynx. The weight is released and the patient swallows it into the stomach. The guide element is threaded through the guide element retaining structure, and the nasogastric tube is safely inserted along the guide element into the patient's stomach. Chemical property indicators sensitive to fluids found in the stomach may be provided in the nasogastric tube or the guide element to verify correct placement of the nasogastric tube in the stomach.

A nasogastric tube insertion system comprises a nasogastric tube, a guide element, and an inserter element. The inserter element has a slim, elongate main body, a handle attached to the body, and an anatomically curved insertion section. The guide element comprises a swallowable weight attached to a cord, string, monofilament line, or other similar line. The nasogastric tube may be a nasogastric feeding tube and comprises a tube having one or more interior bores or lumina and a guide element capture structure. In use, the swallowable weight is placed onto the end of the inserter element. The inserter element is inserted through the patient's nasal passages and optionally into the oropharynx. The weight is released and the patient swallows it into the stomach. The guide element is threaded through the guide element retaining structure, and the nasogastric tube is safely inserted along the guide element into the patient's stomach. The tube and guide element are removed together when no longer needed.

The invention relates to the field of medical instruments, and provides a multifunctional stomach tube and an initialization method for a pressure detection unit of the stomach tube. The stomach tube comprises a duct, a first channel for conveying nutrient solution is arranged in the duct and provided with a plurality of flow injection holes led to outside, the flow injection holes are formed in the conveying direction of the nutrient solution at intervals, an intraesophageal pH (potential of hydrogen) value detection unit, a temperature detection unit and the pressure detection unit are arranged outside the duct, a monitoring device comprises a main control module, an operator sets relevant parameters by the main control module, and the main control module is used for processing, displaying and recording data information acquired from detection units, 5cm position of upper portion of the lower esophageal sphincter and a pH value of the inside of the stomach are detected, crowds with aspiration risks can be rapidly identified, the temperature detection unit is additionally arranged on a nasopharyngeal area, so that clinical daily body temperature monitoring is facilitated, infected patients are timely found, pressure variation of air bags can be monitored through the pressure detection unit, so that intraesophageal pressure is reflected, and intrapleural pressure is further calculated.

The present invention related to a method for oral administration of a solid composition comprising an acid labile proton pump inhibitor compound in the form of a multiple of enteric coating layered pellets, wherein the pellets are in admixture with one or more pharmaceutically acceptable thickeners capable of forming a viscous medium when dispersed in an aqueous carrier. Alternatively, the enteric coated pellets are in admixture with a viscous medium. The formed aqueous viscous suspension is administered through a gastric tube. The method and composition are especially aimed for treatment of patients in need of a proton pump inhibitor and having difficulties to swallow or for pediatric patients.

This invention discloses a system for safe and non-traumatic insertion of a nasogastric tube, said system comprises of a nasogastric tube and a curved rubber nasopharyngeal sheath, long enough to reach the hypopharynx from the nostrils. Said sheath has two longitudinal tear-off lines over its full length and two ringed handles to apply lateral pull traction. The diameter of both the tube and the sheath are such that the sheath can accommodate the nasogastric tube. This system can also be used in patients who are endotracheally intubated.

An automatic breastfeeding method of a premature infant comprises a preparation stage, an active lactation stage, a passive lactation stage and a rest stage; the invention also provides an automatic breastfeeding machine used for the automatic breastfeeding method of premature infant, comprising a stomach tube, a lactation supply device, a detector and a control device. One end of the stomach tubeis arranged in the stomach of the premature infant, and the other end is connected with the lactation supply device, the milk supply device is electrically connected with the control device, the control device is electrically connected with the detector, and the detector is arranged in the mouth of the premature infant. The self-sucking ability of the premature infant is trained, and the normal circulation of the mouth-pharyngeal-gastric-intestinal reflex of premature infants is realized, and the nutritional requirements of the premature infants are ensured taking into account the differencesof the premature infants, so that the premature infants have no difference in the care, diet, neurological development and growth and development with term infants in the future.

The invention discloses a wisdom medical platform for preventing gastroesophageal reflux and a realization method for the platform. The platform comprises a wearable monitoring terminal, a wireless transmission module and a wisdom medical monitoring software system, wherein the wearable monitoring terminal and the wisdom medical monitoring software system are both connected with the wireless transmission module; an airbag is mounted on the outer side wall of a stomach tube; and a pressure pump is mounted outside the stomach tube and connected with the airbag. Family members of patients or medical monitoring personnel are notified in first time after the gastroesophageal reflux occurs through the wisdom medical monitoring software system, so that the real-time property is good, and higher safety and high efficiency are achieved; and a home, community and hospital integrated remote monitoring system is constructed based on a PC end, a cloud end and a mobile terminal, so that the patients or old people can be remotely monitored, more dysphagia patients or more nasal feeding old people can safely return to the society to perform community or home health care, the hospitalization time is shortened, and medical resources are saved. The platform can be widely applied to the field of medical electronics.

Methods, systems, and devices are described for fabricating and using an orogatric tube. The orogastric tube may have: a proximal end section; a distal end section opposite the proximal end section, the distal end having a flexible, resilient curved portion; at least one sump channel extending from the proximal end section along a pre-determined length of the orogastric tube to the distal end section; at least one balloon channel extending from the proximal end section along a pre-determined length of the orogastric tube to the distal end section, the balloon channel being in communication with an expandable balloon in the distal end section; and a main channel enclosing a pre-determined length of both the sump channel and the balloon channel.

The invention discloses a pediatric negative-pressure gastric lavage device for pediatrics. The gastric lavage device comprises a shell and a gastric tube, a gastric lavage liquid storage tank and a sewage tank are arranged on the front face of the shell, a first gastric tube connector and a second gastric tube connector are arranged at the bottom end of a control panel, a liquid suction pump anda liquid flushing pump are arranged at the bottom of a controller, and a first pressure regulator and a second pressure regulator are arranged at the bottom of the liquid suction pump and the bottom of the liquid flushing pump. The beneficial effects are as follows: the flow velocity of the liquid in the tube and the pressure of the liquid suction pump and the liquid flushing pump can be controlled, therefore, the liquid pumping and spraying speeds are controlled, and the stomach of a child is prevented from being injured; the gastric tube is of an integrated combined structure, and discomfortof children due to repeated intubation is avoided; gastric lavage liquid can be heated and stirred, the gastric lavage liquid is kept at a constant temperature, and stimulation to the stomach due toimproper temperature is reduced; the sewage tank can be cleaned conveniently, and a used gastric tube can be stored conveniently; and in addition, the device is convenient to move, compact and reasonable in structure and convenient to use, and the gastric lavage efficiency is effectively improved.

The invention discloses an enteral nutrition support method and device, wherein the device includes an intelligent nutrition pump device, a gastric tube device, and an intragastric pressure and electric signal measuring device. The intelligent nutrition pump device and the gastric tube device are connected with each other and provide enteral nutrition support to a patient. The intragastric pressure and electric signal measuring device instantly and continuously measures intragastric information of the patient; the information measured by the intragastric pressure and electric signal measuringdevice is fed back to the intelligent nutrition pump device; the intelligent nutrition pump device continuously monitors the intragastric pressure of the patient and records an electrogastrogram of the patient according to the feedback signal; the intelligent nutrition pump also is coordinated with the patient gastrointestinal peristalsis and the feeding rhythm and flow quantity of a nutrition liquid according to the feedback signal. The intragastric pressure and the electric signal can be measured instantly, whether the stomach is contracted is determined by analyzing the intragastric pressure and the electric signal, and the feeding speed of the nutrient liquid is adjusted in time to coordinate gastric emptying to the greatest extent and reduce gastric retention.

The invention relates to a method for judging whether milk supply of a premature infant is required to be increased or not. The method for judging whether milk supply of the premature infant is required to be increased or not comprises the steps of a preparation stage, an active milk supply stage, a stage for judging whether milk supply is required to be increased or not, a passive milk supply stage and a rest stage. The invention further provides equipment adopted by the method for judging whether the milk supply of the premature infant is required to be increased or not. The equipment adopted by the method for judging whether milk supply of the premature infant is required to be increased or not comprises a stomach tube, a milk supply device, a detector, a control device and a monitoringdevice, wherein one end of the stomach tube is arranged in a stomach of the premature infant, the other end of the stomach tube is connected with the milk supply device, the milk supply device is electrically connected with the control device, the control device is separately electrically connected with the monitoring device and the detector, and the detector is arranged in a mouth of the premature infant. According to the method for judging whether milk supply of the premature infant is required to be increased or not, the self sucking ability of the premature infant is trained, and normal circulation of the mouth-pharynx-stomach-intestinal reflex of a premature infant body is achieved, and the milk supply required by the premature infant can be accurately judged, growth retardation caused by insufficient milk supply for nutritional requirements of the premature infant is avoided, and the growth of the premature infant is facilitated.

The invention discloses a gastric tube cleaning and disinfection device for medical pediatrics, which comprises a cylinder body, the lower part of the cylinder body is horizontally and fixedly installed with a partition, the middle of the partition is vertically provided with a through hole, and the through hole A vertical rod is inserted vertically inside, and a motor is provided at the bottom of the vertical rod. The output shaft of the motor and the vertical rod are coaxial and fixedly connected. The motor is fixedly installed on the bottom of the cylinder, and the vertical rod is on A sleeve is set on a part above the partition, and an annular cleaning basket is fixedly installed on the sleeve. A water outlet is provided on the wall of the cylinder. The structure of the invention is simple. When in use, the gastric tube can be directly placed Put it into the cleaning basket, start the motor to clean, simple and direct, fast cleaning, easy installation and strong applicability.

The invention relates to a high-frequency hot-sealing type catheter soft-hard head welding device. The welding device is characterized by comprising a workbench, an insulating plate, a workpiece clamping and driving mechanism and a high-frequency hot-sealing type heating mechanism, wherein the workpiece clamping and driving mechanism comprises a linear guide rail, a clamping manipulator linear bearing, a linear bearing connecting plate, a clamping manipulator and a propulsion cylinder, and the high-frequency hot-sealing type heating mechanism comprises a negative electrode bracket, a negative electrode, a positive electrode driving cylinder, a high-frequency insulating pad and a positive electrode, and the high-frequency hot-sealing type catheter soft-hard head welding device also comprises a high-frequency output box, a baffle plate, a welding guide sleeve, an electrode output line and an electrode circuit line. The high-frequency hot-sealing type catheter soft-hard head welding device has the advantages of being used for producing soft-hard combined type medical interventional catheters, stomach tubes and intestinal tubes so as to facilitate the clinical intubation operation, solve the problem of difficulty in insertion of soft catheters, and shorten the operation time when medical personnel carry out interventional catheter propulsion, enema treatment or insertion of the stomach tubes on patients; and the welding device also can prevent the risk of injuring internal organs and vascular tissues in bodies of the patients by hard catheters so as to avoid bringing unnecessary pain to the patients.

The invention discloses a retrograde gastric tube comprising a gastric tube body which can be inserted into the stomach through a jejunum ostomy opening, a jejunum nutrition tube which can be inserted into the jejunum, and an expander capsule tube body. An expander capsule which can be expanded and fixed at the jejunum ostomy opening is formed on the expander capsule tube body. A first channel through which nutrient solution can be transmitted to the jejunum is formed in the jejunum nutrition tube, and a second channel through which liquid can be transmitted to the expander capsule is formed in the expander capsule tube body. A main channel allowing liquid to flow out and an auxiliary channel allowing the jejunum nutrition tube to movably pass through are formed in the gastric tube body, the main channel and the auxiliary channel are arranged in parallel, and the side wall of the gastric tube body is provided with holes which are communicated with the auxiliary channel and allow the two ends of the jejunum nutrition tube to go out. The expander capsule tube body sleeves the gastric tube body. The jejunum nutrition tube is fixed to the gastric tube body through a fixing buckle. Stimulation and damage of the retrograde gastric tube to nasal mucosa during installation can be avoided, and patients' pain can be relieved; and the jejunum nutrition tube can be assembled and disassembled, so that the retrograde gastric tube is more flexible in use.

The invention discloses an intermittent peroral and transnasal intubation tube feeding fixator. The intermittent peroral and transnasal intubation tube feeding fixator comprises a stomach tube fixingplate and an elastic band, wherein a stomach tube inserting opening with the inner diameter larger than the outer diameter of a stomach tube is formed in the middle of the stomach tube fixing plate, and a stomach tube clamping piece A right opposite to the stomach tube inserting opening is upwards arranged on the lower middle portion of the front end face of the stomach tube fixing plate; and a stomach tube clamping piece B over against the stomach tube clamping piece A is arranged at the middle upper part of the front end surface of the stomach tube fixing plate. The intermittent peroral andtransnasal intubation tube feeding fixator has the effects that the intermittent peroral and transnasal intubation tube feeding fixator is not prone to shaking, rotating or falling off after being fixed to the head of a patient, the outer end of the stomach tube for tube feeding diet extending into the mouth of the patient can be clamped through the stomach tube clamping piece A, the outer end ofthe stomach tube for tube feeding diet extending into the nose of the patient can be clamped through the stomach tube clamping piece B, the outer ends of the stomach tubes for tube feeding diet are good in fixity and not prone to displacement, and the situation that outward moving is prone to generating to cause tube falling off is avoided; and the elastic band replaces a traditional string, the facial skin of the patient cannot be tightened, the patient is not prone to discomfort, the use comfort is good, and then the device is high in practicability and good in use effect.

The invention discloses a stomach tube fixing device for an oral indwelling stomach tube. The stomach tube fixing device comprises two connecting rods, adjusting units and a fixing unit, wherein the two connecting rods are connected through a bolt, a connecting block is fixed to the right end surfaces of each connecting rod, a mounting groove is formed in the right side surface of each connectingblock, a connecting plate is hinged to the interior of each mounting groove, and two corresponding connecting plastic plates are fixed to the lower ends of the circumferential surfaces of the two connecting rods; and each adjusting unit comprises a threaded shaft, a square sliding groove, a sliding block, a limiting block, a connecting column, a first inner threaded pipe and a plastic cement hook,each threaded shaft is fixed to the right side surface of the corresponding connecting plate, each square sliding groove is formed in the right end surface of the corresponding threaded shaft, and each sliding block is connected to the interior of the corresponding square sliding groove in a sliding mode. The stomach tube can be firmly fixed on the premise that an adhesive tape is not used, adjustment can be performed according to different patients, and high comfort is achieved.

The invention discloses a liquid food feeding device which comprises a top plate, a stirring barrel and a nasogastric tube, a protective cover is fixedly connected to the lower portion of the top plate, a mounting base is fixedly connected to the interior of the protective cover, a motor is fixedly connected to the lower portion of the mounting base, a stirring shaft is fixedly connected to the lower portion of the motor, the stirring barrel is located under the protective cover, a connecting rod is movably connected to the interior of the stirring barrel, a stirring base is movably connectedto the outer wall of the connecting rod, stirring blades are fixedly connected to the left side and the right side of the stirring base, a discharging hopper is fixedly connected to the lower portionof the stirring barrel, and a filtering cabin is fixedly connected to the lower portion of the discharging hopper. According to the invention, the device effectively realizes the liquid food feeding,and can be conveniently inserted into the stomach of patient at the same time, the discomfort degree in the intubation process is small, and the application effect is good.

Disclosed is an intelligent training method and system for gastric lavage. The intelligent training method comprises the steps of login, mode selection, case selection, pre-operation preparation, pre-gastric lavage preparation, evaluation, pipeline connection, gastric tube marking, tube insertion, gastric tube position determination, gastric lavage, tube drawing and post-operative treatment. Gastric lavage comprises the steps that the connection of a simulated gastric tube and a simulated gastric tube connecting tube is detected; a manual suction button instruction on a virtual gastric lavagemachine panel is received and manual suction is carried out; after the manual suction is completed, an automatic button click instruction is received and automatic gastric lavage is performed; and ifthe eluate is clarified and a stopping instruction is received, gastric lavage is stopped and the operation is recorded. By virtue of the intelligent training method and system for gastric lavage, anoperator is guided to simulate the gastric lavage through prompting and in-time feedback, the operation is timely judged and estimated, and the operator is guided to operate and is guided in time; andthe training method flow is designed according to the operation process of the actual gastric lavage operation, the real sense of simulation training is increased, the clinical thinking is cultured,and the air way management operation capability of the operator is improved.

The invention discloses a pediatric negative pressure gastric lavage device which comprises a shell and a gastric tube. A gastric lavage liquid storage tank and a sewage tank are arranged on the frontface of the shell, a first gastric tube connector and a second gastric tube connector are arranged at the bottom end of a control panel, and a liquid suction pump and a liquid flushing pump are arranged at the bottom of a controller. The gastric tube is composed of an outer tube and an inner tube, an electric heating plate is arranged on one side in the gastric lavage fluid storage tank, and a temperature sensor is arranged at the bottom end of the other side in the gastric lavage fluid storage tank. The beneficial effects are as follows: the flow velocity of the liquid in the tube and the pressure of the liquid suction pump and the liquid flushing pump can be controlled, therefore, the liquid pumping and spraying speeds are controlled, and the stomach of a child is prevented from being injured; the gastric tube is of an integrated combined structure, and discomfort of children due to repeated intubation is avoided; gastric lavage fluid can be heated and stirred, the gastric lavage fluid is kept at a constant temperature, and stimulation to the stomach due to improper temperature is reduced; and the sewage tank is convenient to clean, and the used gastric tube is convenient to store.

The invention discloses a stable stomach tube fixing device which comprises a wearing body. The wearing body comprises two symmetrically-arranged cheek supporting parts and a nose and lip supporting part connected between the two cheek supporting parts, two outwards-protruding clamping columns are arranged on the nose and lip supporting part, and positioning grooves are formed in the positions corresponding to the inner ends of the clamping columns. Communicating notches are formed in the upper ends and the lower ends of the positioning grooves, the communicating notches and the positioning grooves are used for positioning and installing a stomach tube, a cover is arranged on the outer side of the nose and lip supporting part, and the cover is detachably connected to the two clamping columns in a buckled mode and used for limiting the stomach tube from falling off from the outer side of the nose and lip supporting part. A neck binding belt and a head binding belt are connected betweenthe rear ends of the two cheek supporting parts and used for tying the neck and the head of a human body in a sleeving mode respectively. The stomach tube fixing device has the beneficial effects thatthe stomach tube fixing operation is convenient, the fixing effect of the stomach tube is good, and the stomach tube is not prone to being dragged out by external force.

The invention provides a three-channel single-balloon tube, comprising a tube balloon and a three-channel tube, wherein the tube balloon has a cavity for containing gas or liquid; the body of the three-channel tube is provided with a stomach tube, a balloon inflation tube, and a suction tube above the balloon which are attached to each other; the tail end opening of the suction tube is located above the balloon, and the starting end can be connected to a suction apparatus, so that saliva and sputum above the balloon can be sucked away. The starting end of the balloon inflation tube is providedwith a switch, so that gas and liquid can be injected, and the tail end is connected with a pressure sensor, so as to ensure the accuracy of the pressure, and inject an appropriate amount of liquid to reduce, through the action of gravity, the probability that the balloon coming out of the body. The tail end of the stomach tube is located in the stomach, and the starting end of the stomach tube can be connected to a vacuum suction device or food is injected through the stomach tube. The three-channel single-balloon tube of the invention is suitable for esophageal operation for reducing the adverse effects of saliva, sputum and bile reflux on an incision, and can also be used for compression hemostasis and reduction of anastomotic stenosis after esophageal operation.

The invention discloses a drainage device self-cleaning system for gastrointestinal nursing, and relates to the technical field of medical instruments. The drainage device self-cleaning system comprises a collecting box, wherein the upper side of the left side wall of the collecting box communicates with one end of a stomach tube, and a negative pressure device is fixedly mounted at the top end ofthe collecting box. According to the drainage device self-cleaning system for gastrointestinal nursing, through mutual cooperation of square notches, triangular blades, a fixing block, U-shaped supporting rods and torsional springs, which are arranged, the four triangular blades in each square notch can close the corresponding square notch, and the triangular blades which are arranged can be fixed to the square notches through the arranged torsional springs; only when negative pressure suction is generated in the stomach tube through the negative pressure device, the four triangular blades ineach square notch can be opened, then gas and liquid in the stomach and intestines are sucked into the stomach tube, and when the negative pressure device stops generating the negative pressure suction, the torsional springs can close the triangular blades in the square notches, so that the gas and the liquid pumped into the stomach tube are prevented from flowing back.

The invention discloses an adjustable nasal oxygen cannula and stomach tube fixing device capable of preventing pressure sores. The adjustable nasal oxygen cannula and stomach tube fixing device is characterized by comprising a stomach tube fixing belt, wherein the stomach tube fixing belt is of an arc shape; the stomach tube fixing belt is provided with a stomach tube clamping hole structure used for installing a nasogastric tube, and a fixing part used for fixing the stomach tube positioned on the face; and two ends of the stomach tube fixing belt are connected and fixed through connecting parts. The nasogastric tube fixing clamping hole structure can effectively fix a stomach tube and a nasal catheter, a thin rubber ring is arranged on the inner ring of the clamping hole, friction force between the stomach tube and the clamping hole is increased, and the stability of the stomach tube fixing structure is guaranteed. A medical foam dressing on the inner surface of the fixing belt has a high skin-friendly degree and good elasticity, is comfortable and non-sticky, and can quickly absorb parts of fluid, prevent the pressure sores and reduce facial skin allergy.

The invention discloses a novel medical anti-reflux stomach tube. The stomach tube comprises a main stomach tube body, an inner-layer stomach tube, diaphragms, hollow cavities, a nutrient solution channel, a nutrient solution outlet, an inflatable radiography tube and a radiography air bag, wherein the inner-layer stomach tube is arranged in the main stomach tube body; a plurality of diaphragms are arranged between the inner-layer stomach tube and the main stomach tube body; the hollow cavities are formed between every two diaphragms; the nutrient solution channel is formed in the inner-layerstomach tube; the nutrient solution outlet is formed in the bottom of the nutrient solution channel; the nutrient solution outlet penetrates through the main stomach tube body; the inflatable radiography tube is also arranged in the inner-layer stomach tube; and the radiography air bag is arranged at the bottom of the inflatable radiography tube. Compared with the prior art, the novel medical anti-reflux stomach tube has the advantages of simple structure, reasonable design, convenience in use and insertion, and capability of effectively preventing the reflux of stomach liquid, monitoring changes in the internal pressure of the stomach and the pH value of the esophagus of a patient in real time, and facilitating the care work of medical personnel.

The invention belongs to the technical field of stomach tube fixation, and particularly relates to a stomach tube fixator for a nasal cavity. The stomach tube fixator comprises an elastic plate, wherein the elastic plate extends in the circumferential direction of a stomach tube to form a C-shaped plate, and the middle section of the inner wall of the elastic plate and the outer wall of the stomach tube are connected with each other through a radial connecting column; the fixator further comprises a threaded sleeve coaxially fixed to the outer wall of the stomach tube, the tail end of a traction rope is fixed to the elastic plate, a distance exists between a fixing point and the radial connecting column, a pressing ring is coaxially matched with the threaded sleeve in a threaded mode, a passing cavity allowing the traction rope to extend into is formed between the pressing ring and the outer wall of the stomach tube, and the head end of the traction rope extends into the passing cavityin the axial direction of the stomach tube and is fixedly connected and matched with the threaded sleeve; and in the radial direction of the pressing ring, the thickness of the passing cavity is smaller than the radial distance between the tail end of the traction rope and the outer wall of the stomach tube. The stomach tube fixator has the advantages of being flexible and convenient to operate,can achieve the reliable fixing function relative to the nose of a patient, and is beneficial to clinical use.

The invention discloses an automatic feeding machine for tube feeding of patients with dysphagia. The automatic feeding machine comprises a food cup, an isolation cover arranged at the upper end of the food cup and a main machine box body arranged at the upper end of the isolation cover, wherein a food inlet tube is arranged in the food cup, the upper end of the food inlet tube penetrates through the isolation cover and is communicated with a food outlet tube arranged in the main machine box body, and a food outlet of the food outlet tube is connected with a stomach tube through a two-way connector; and a self-priming pump connected with the food outlet tube and used for driving food to flow along the food outlet tube, a charging power supply in communication connection with the self-priming pump, a control chip in communication connection with the charging power supply and a control button panel in communication connection with the control chip are arranged in the main machine box body. The automatic feeding machine is reliable in structure, convenient and simple to operate, light in structure, good in practicability and uniform in sucking and injecting speed, saves time and labor and greatly improves the using performance.