145 results about "Nasogastric tubes" patented technology

The invention discloses a nasal gastrointestinal tube 3D printing fixing device, and belongs to the technical field of medical supplies, the nasal gastrointestinal tube 3D printing fixing device comprises a nose wing base, a binding tying belt and a rear pad, an adjusting cavity is formed in the nose wing base, a central trachea is arranged in the adjusting cavity, and an inner trachea and an outer trachea are arranged on the upper side and the lower side of the central trachea respectively; limiting assemblies are arranged in the inner air pipe and the outer air pipe, an inner ring groove and an outer ring groove are formed in the inner side face of the nose wing base, an inner ring air bag and an outer ring air bag are arranged in the inner ring groove and the outer ring groove respectively, and the inner ring air bag and the outer ring air bag are connected with the inner air pipe and the outer air pipe through air pipelines respectively. The nasal ala base can be attached to nasal ala parts of different patients, so that traction force is distributed to all positions, pressure injury is avoided, it is ensured that pressure of the nasal ala base to all positions of the nasal ala parts of the patients is the same, and meanwhile, the situation that local nasal ala parts of the patients are pressed for a long time can be effectively avoided through alternate use of the outer ring air bag and the inner ring air bag.

The utility model provides a nasal feeding tube fixator which comprises a nasal paste support body, a slender rod body, a parallel hook, an adjusting screw buckle and an arc-shaped clamping piece, the bottom end of the nasal paste support body is flush, the top end of the nasal paste support body is inclined, and the slender rod body is arranged at the top end of the nasal paste support body. The slender rod body extends out of the nose tip and then is bent, so that the tail end rod body is located on one side of the slender rod body and corresponds to one side of the nasal cavity, the parallel hook is fixed below the tail end rod body, one side of the parallel hook is open, the adjusting screw buckle is arranged on the tail end rod body in a vertically movable mode, and an arc-shaped clamping piece matched with the parallel hook is arranged at the bottom end of the adjusting screw buckle. The nasal feeding tube fixator is simple in structure, and the nasal feeding tube is firmly fixed.

A respiratory mask can be used to provide therapy to patients who also require a nasogastric (NG) tube. The mask seal can include a path that is designed to deform around an NG tube or other without lifting the mask away from a patient's face. The deforming path can help to minimize gaps that form between the patient's face and the mask seal as a result of the tube, thus reducing leaks and improving the efficacy of the treatment.

The invention discloses a non-invasive ventilator mask sealing and fixing structure adaptive to multi-diameter nasogastric tubes, comprising: a separate folding mask assembly which can be opened in a hinge manner and wraps the face of a patient; the middle fixing ring and the separated folding mask assembly are designed in a separated mode, and the middle fixing ring can be fixed to the head of the patient. The elastic conical sealing structure is connected between the elastic conical sealing structure and the middle fixing ring and used for enlarging the aperture of the elastic conical sealing structure so that a pipe fitting can be conveniently inserted, the elastic conical sealing structure is made of an elastic silica gel material, and nose tubes, intestine tubes and stomach tubes of different diameter sizes can be sealed. Compared with the prior art, the sealing and fixing structure for the noninvasive ventilator mask has the advantages that special masks do not need to be replaced for pipelines with different diameters, the universality of the mask is improved, the tube does not need to be pulled out and inserted again when the mask is disassembled, and the sealing and fixing structure for the noninvasive ventilator mask can guarantee the sealing effect and wearing comfort and has important clinical significance.

The invention discloses a gastrointestinal nutrition tube endoscope assembly, and relates to the field of nasal and gastrointestinal catheters.The gastrointestinal nutrition tube endoscope assembly comprises a handle, a flexible sleeve is arranged at the bottom end of the handle, a movable part is arranged at the bottom end of the flexible sleeve, and a control mechanism is arranged on the handle and used for controlling the bending angle of the movable part; a pipe body is arranged at the bottom of the connector, a camera module is arranged at the bottom end of the pipe body, and a plurality of discharge outlets are formed in the side face of the pipe body; the connector is matched with the bottom end of the handle in an inserted mode through a conical sleeve. The bending angle of the movable part is controlled by operating the control mechanism so as to drive the far end of the tube body to conduct bending adjustment. And a real-time and intuitive intracavity visual field is provided. An operator can clearly observe the path from the nasal cavity / oral cavity to the esophagus and stomach to the target intestinal tract. The device effectively avoids entering the airway by mistake, and can actively bypass mucus, wrinkles or narrow areas.

The article relating to this design is a nasogastric tube fixing device for guiding a nasogastric tube inserted into the nostril to the side of the patient's face and holding it in place. As shown in Reference Figure 3, which illustrates the state of use, the nasogastric tube is fitted into fixing grooves extending from the center of the main body in the left and right directions, and the ends of the main body are attached to the cheek area with fixing tape, so that the nasogastric tube is held in a state that makes it difficult to come off. Also, as shown in Reference Figures 2 and 3, which illustrate the state of use, elongated holes are formed at both ends of the main body, which also serve as retainers, and the device can also be used in a form in which a separate band is connected to these elongated holes and attached around the head. When using the band, it can be fixed without using fixing tape alone, and the device is designed to be easy to use with consideration for skin irritation, and it can also be used to hold the tube securely even when adhesion is difficult due to the shape of the area under the nose, such as when there is a beard or when there are no front teeth.

A respiratory mask can be used to provide therapy to patients who also require a nasogastric (NG) tube. The mask seal can include a path that is designed to deform around an NG tube or other without lifting the mask away from a patient's face. The deforming path can help to minimize gaps that form between the patient's face and the mask seal as a result of the tube, thus reducing leaks and improving the efficacy of the treatment.

An intracorporal tube for positioning within a patient's body is provided, the tube comprises at least one location marker on, in, or within the tube, the presence and / or position of which marker is detectable by an ultrasound imaging system. In one embodiment, a hollow nasogastric tube, is for insertion into a patient's body. Also depicted is an axial cross-section of the tube, which has a tube wall in which are embedded ultrasonic emitters as active location markers. The emitters are connected by an electrically conductive drive wire.

The utility model discloses a disposable nasogastric tube, relates to the technical field of medical instruments, and aims to provide a disposable nasogastric tube which not only can ensure rapid and accurate intubation, but also can relieve the pain of a patient to the greatest extent, and comprises a hose and a connecting end, one end of the hose is provided with an arc covered edge, and the other end of the hose is sleeved outside the connecting end. Comprising a connecting pipe used for being connected with a hose, a main port used for feeding or drainage and a flushing port used for air flushing or water flushing, and the main port and the flushing port are both communicated with the hose through the connecting pipe. Damage to the nasal cavity or the gastrointestinal tract inner wall of a patient in the insertion process is avoided as far as possible, and discomfort and pain of the patient are relieved.

The invention discloses a throat electrical stimulation device and method, and the device comprises a nasal feeding tube, one end of which is an insertion end inserted into the stomach of a patient and is used for conveying a nutrient solution; the transparent hose sleeves the nasal feeding tube in a sliding manner; an electrode assembly including a first electrode and a second electrode; the first electrode and the second electrode are sequentially and fixedly arranged outside the transparent hose in a sleeving manner in the direction far away from the insertion end; the first electrode and the second electrode form an electric signal loop through a wire and are used for outputting electrical stimulation pulses to the muscles of the throat of a patient and / or collecting electromyographic signals. The position marking ring is slidably arranged outside the transparent hose in a sleeving mode and located on the side, away from the insertion end, of the second electrode, the distance between the position marking ring and the second electrode is a first set length, and the distance between the second electrode and the insertion end is a second set length. The device can be used for patients with different heights and different physiological anatomical structures, and is high in universality.

The invention relates to the technical field of medical instruments, in particular to a nasal gastrointestinal tube with a tube diameter conversion function, which comprises an intestinal tube and a stomach tube, one end of the stomach tube is connected with a reducer tube, the diameter of one end of the reducer tube is the same as that of the intestinal tube, and the stomach tube is connected with the intestinal tube through the reducer tube; an enteric cavity is formed in each of the stomach tube and the reducer tube, a stomach cavity is formed in one side of each enteric cavity, an air inlet cavity is formed in one side of each stomach cavity, a stomach cavity closing wall is arranged between each enteric cavity and the corresponding stomach cavity, and an air inlet cavity closing wall is arranged between each enteric cavity and the corresponding air inlet cavity. According to the multi-cavity nasal gastrointestinal tube, conversion transition from a multi-cavity tube to a single-cavity tube is smoother, and damage of the outside of the tube body to a human body is greatly reduced; the gastrointestinal tube is welded into a whole, no additional adapter substitute is needed, the inner diameter of the intestinal tube body is effectively enlarged, and sufficient drainage, administration and nutrition delivery are achieved.

The application relates to a portable glasses type oxygen inhalation device and relates to the technical field of medical apparatuses. The device comprises a frame, two legs, an oxygen passing assembly and an oxygen inhalation nose, the two legs are arranged at the two ends of the frame, the oxygen passing assembly is arranged on the frame, an oxygen passing channel is formed in the oxygen passing assembly, oxygen is introduced into the oxygen passing channel, the oxygen inhalation nose is arranged on the oxygen passing assembly, and the oxygen inhalation nose is communicated with the oxygen passing channel. The two legs are hung on the left and right ears of a patient respectively, oxygen is introduced into the oxygen passing channel, the oxygen is inhaled by the nose of the patient through the oxygen inhalation nose, the oxygen inhalation tube does not press the back of the ear, does not cause confusion with other pipelines (such as a nasogastric tube) of the face, does not cause damage to the neck wound of a patient with a right or left deep vein replacement, and does not cause infection, and the problem that the existing oxygen inhalation tube is easy to cause discomfort and damage to the patient during use is solved.

The invention belongs to the technical field of medical materials, and provides a nasogastric tube based on synergistic resistance reduction and lubrication of a micro-nano texture and antibacterial hydrogel, and the nasogastric tube comprises an anti-friction resistance-reducing surface with a micro-nano structure and a hydrophilic antibacterial hydrogel coating. A traditional nasogastric tube is mostly made of polymer materials such as polydimethylsiloxane, the hydrophobic surface of the traditional nasogastric tube is prone to generating large insertion resistance in the intubation process, and discomfort and pain of nasopharynx and esophagus and even inflammation infection are brought to a patient. The resistance in the insertion process is remarkably reduced by combining the hydrophilic hydrogel pattern layer, so that the wettability is enhanced, the smoothness during insertion and extraction is improved, and the mechanical stimulation to the nasal cavity and throat tissues is reduced. The hydrophilic antibacterial hydrogel coating is coated on the surface of the nasogastric tube, so that the structural design not only improves the comfort of a patient in the use process, but also endows the tube body with certain antifouling and antibacterial properties, and reduces the risk of occurrence of discomfort related to bacterial infection and friction.

The invention discloses a visual nasal gastrointestinal nutrition tube, and relates to the technical field of medical instruments. The visual nasal gastrointestinal nutrition tube comprises a catheter, an operation part, a guide assembly, a guide wire assembly and a visual camera. During working, the guide assembly is arranged in the front end of the catheter, and the operation part is connected with the rear end of the catheter. The operation part is connected with the guide assembly through the guide wire assembly, the direction of the front end of the catheter can be flexibly operated through the operation part, and therefore the catheter indwelling accuracy and efficiency are improved.

The utility model relates to a double-cavity nasal gastrointestinal tube convenient to place, which comprises a first joint, a second joint and a third joint, the first joint comprises a first sleeve and a first central tube coaxially arranged in the first sleeve, the left end of the first sleeve is fixedly connected with the outer wall of the first central tube through a plugging plate, and a connecting tube is arranged on the side wall of the first sleeve; the second connector comprises a second sleeve and a second center pipe coaxially arranged in the second sleeve, a partition plate is fixedly arranged between the right end of the second center pipe and the inner wall of the second sleeve, and a plurality of first via holes are evenly formed in the position, close to the partition plate, of the side wall of the second sleeve in the circumferential direction; two ends of the first hose are fixedly arranged at the right end of the first central pipe and the left end of the second central pipe respectively; the two ends of the second hose are fixedly arranged at the right end of the first sleeve and the left end of the second sleeve respectively; and the left end of the third hose is fixedly arranged at the right end of the second sleeve. The double-cavity nasal gastrointestinal tube convenient to imbedded is identical in overall outer diameter, high in smoothness and convenient to imbedded in a human body.

This utility model relates to the field of medical device technology and discloses a nasogastric tube feeding pump connector. The connector includes a connector body, a feeding tube connector mounted at the top of the connector body, and a screw-type nasogastric tube connector at the bottom of the connector body. A fixing plate is provided on the outer wall of the connector body. This utility model, by setting a straight-mouth nasogastric tube connector, a screw-type nasogastric tube connector, and a connecting block, allows the straight-mouth nasogastric tube to be connected to the straight-mouth nasogastric tube by threading the connecting block, thus connecting the straight-mouth nasogastric tube to the feeding tube. By unscrewing the straight-mouth nasogastric tube connector from the connecting block, the screw-type nasogastric tube can be directly connected to the screw-type nasogastric tube connector, thus connecting the screw-type nasogastric tube to the feeding tube. This solves the common clinical problem of mismatch between nasogastric tubes and feeding tube connectors, and simultaneously meets the needs of connecting screw-type and straight-mouth nasogastric tubes to nasogastric feeding tubes.

The invention provides a nasogastric tube fixing device which comprises a fixing part, a bandage, a nose-shaped support and a first clamping groove, the fixing part is of an arc-shaped structure, the nose-shaped support and the fixing part are connected through an inverted-L-shaped connecting rod, mounting parts are symmetrically arranged on one side of the fixing part, an adjusting belt of an arc-shaped structure is connected between the two mounting parts, and the first clamping groove is formed in the adjusting belt. The adjusting belt is sleeved with a first loop, a first clamping groove in the same direction as the nostrils is fixedly formed in the side, away from the fixing piece, of the first loop, the first clamping groove is used for clamping and fixing the stomach tube, the two ends of the bandage are connected with the two ends of the fixing piece respectively, and a nanoscale flexible pressure sensor is embedded in the nose-shaped support. The pressure sensor is connected with the controller through a signal line, and the controller is connected with the monitoring terminal through a wireless signal; the device solves the problem of skin injury caused by repeated adhesion of an adhesive tape, ensures blood supply safety of nasal mucosa, reduces the risk of ischemic injury, and avoids medical negligence caused by aspiration of a stomach tube.

The utility model relates to medical auxiliary technique field, concretely relates to nasal stomach tube paste, including sticking and nasal paste piece on the nose, and with the pipe paste piece for nasal catheter fixed, be provided with connecting portion between the nasal paste piece and pipe paste piece, the connecting portion is the belt body, and both ends of the inner surface of belt body are provided with magic paste hook face and nap face respectively, and the belt body is wound on the nasal paste piece and is fixed through magic paste hook face and nap face connection, the utility model discloses the design of vertical connection, and the tension can be more evenly distributed on the surface of adhesive tape, and cooperate with the rubber band of the outer surface of belt body and set up and further increase the friction force with the nose portion and contact the nose portion, so the influence to the nasal paste piece is more balanced, reduces the risk that the adhesive tape slides or shifts.

The invention discloses a nasal gastrointestinal tube fixing device, and particularly relates to the technical field of fixing devices.The nasal gastrointestinal tube fixing device comprises a fixing mask, an elastic band is arranged on the rear side of the fixing mask, connecting frames are fixedly arranged at the two ends of the elastic band, a mounting plate is fixedly arranged on one connecting frame, and a canvas bandage is fixedly arranged at the outer end of the connecting frame; a traction assembly is arranged on one side of the mounting plate and comprises two fixing shafts rotationally connected to one side of the mounting plate, and clamping wheels are fixedly arranged on the sides, away from the mounting plate, of the fixing shafts. The traction assemblies are arranged, the nasal gastrointestinal tube is led into ears and then clamped between the two traction assemblies, the clamping wheel is driven through the elastic force of the first torsional spring, and then the nasal gastrointestinal tube is pulled to be slightly tightened and better attached to the face of a patient, so that the probability that the nasal gastrointestinal tube is mistakenly touched by other objects in the using process is lower; therefore, the probability that the nasal gastrointestinal tube is pulled to fall off is reduced fundamentally.

The present application relates to the technical field of nasogastric tube placement, and particularly relates to a visual nasogastric tube device capable of precise placement, which comprises a nasogastric tube and a placement tube sleeved on the outside of the nasogastric tube, and a control box is fixedly sleeved on the outside of the placement tube; a stop unit is installed on the nasogastric tube, a camera and a pressure sensor are fixedly connected to the end of the placement tube away from the nasogastric tube, and a wiping structure for wiping the camera and the pressure sensor respectively is installed on the placement tube; the camera and the pressure sensor are wiped by the wiping structure, which is convenient for image capture of the camera and avoids some contents adhering to the pressure sensor, so that the camera and the pressure sensor do not need to be cleaned by flushing liquid, thereby greatly improving the positioning accuracy and data value of pressure measurement.

This invention belongs to the field of medical assistive device technology and provides a liquid feeding device for patients after esophageal surgery. It includes a main cylinder with a supporting disc slidably positioned inside. A silicone bag is fixedly mounted on the bottom side of the main cylinder. The main cylinder supports the liquid feeding bag via the supporting disc, and a nasogastric tube is fixedly mounted on the liquid feeding bag. An air pump is fixedly mounted on the main cylinder. The air pump slowly inflates the silicone bag, pushing the supporting disc upwards and pressing the liquid feeding bag against the bottom of the main cylinder. This allows the liquid food inside the bag to be slowly introduced into the patient's body through the nasogastric tube. Because the inflation speed of the air pump can be precisely controlled, the rising speed of the supporting disc and the compression speed of the liquid feeding bag can be precisely controlled, thereby improving the accuracy and convenience of the liquid feeding placement for the patient.

The utility model discloses an anti-falling nasogastric tube fixing paster, which belongs to the technical field of nasogastric tube fixing pastes and comprises an adhesive tape used for being fixed on the nose of a patient and fixing a nasogastric tube, and release paper is connected onto the adhesive tape in a bonding mode. The paper tube is sleeved with the paper tube and used for preventing the adhesive tape from deforming and providing support; the pasting assembly is used for being independently torn off from the adhesive tape for use; the auxiliary assembly is used for cutting according to the shape; the cutting assembly is used for fixing the nasogastric tube, the fixing pastes can be directly torn off conveniently through the parting lines between every two sets of fixing pastes, then the heart shape is cut through the edge lines, attractiveness is enhanced, folding is facilitated through the arranged center line, accordingly, a through hole is cut, redundant parts are cut out according to the left and right sides of the nasogastric tube branch and the cut edges, and the nasogastric tube branch is cut off. The nurse observation is facilitated.

The utility model relates to the technical field of nasogastric tubes, and discloses a disposable nasogastric tube, which solves the problems in the background technology, and comprises a nasogastric tube body and a nose clip, the inner surface of the nose clip is a curved surface capable of fitting the nose bridge, the lower end of the nose clip is fixedly connected with a connecting ring matched with the position of a nostril on one side, and the connecting ring is fixedly connected with the nose clip. The nasogastric tube body can be movably connected to the connecting ring in a penetrating mode, bandage rings are arranged on the two sides of the nose clip, a bandage is connected between the two bandage rings, and the bandage is soft, elastic and capable of being arranged on the head of a patient in a sleeving mode. Therefore, the effects of reducing the operation difficulty, improving the working efficiency and reducing the risk that the nasogastric tube falls off are achieved.

The invention relates to the technical field of newborn milk pumping, in particular to a simple newborn enteral nutrition milk pumping device which comprises a main machine body, a containing cavity is formed in the top of the main machine body, and an injection assembly capable of pumping formula milk into a newborn nasal feeding tube is arranged in the containing cavity. The containing cavity is further internally provided with a fixing assembly used for fixing the injection assembly, a limiting assembly used for limiting the injection assembly, and a pushing assembly capable of enabling milk in the injection assembly to enter the newborn nasal feeding tube. The pushing assembly comprises a pushing block capable of reciprocating in the length direction of the main machine body. By arranging the injection assembly, the pushing assembly and the fixing assembly, milk pumping can be achieved by directly using a common disposable syringe, universality is high, and the problem that a traditional device cannot be used in a disposable mode is solved.

The utility model relates to the field of medical treatment, and discloses a nose paste with a love-heart-shaped visual window, which comprises a nose paste body, a first fixing paste and a second fixing paste, the visual window body is arranged in the middle of the upper end of the nose paste body, and one side of the front end of the first fixing paste is hinged with the middle of the rear end of the nose paste body. The other side of the front end of the second fixing sticker is hinged to the middle of the rear end of the nasal sticker body, release paper is arranged at the rearmost ends of the nasal sticker body, the first fixing sticker and the second fixing sticker, and bonding layers are tightly attached to the front ends of the release paper. According to the utility model, through the arrangement of the antibacterial layer, the growth of bacteria can be reduced, the risk of skin infection is reduced, a patient is protected from the trouble of secondary infection, the existence of the breathable layer ensures that the skin can breathe normally, the stuffiness and moisture of the skin are reduced, and the possibility of skin irritation and allergy is reduced, so that the anti-bacterial and anti-allergic mask is particularly suitable for long-term use; the through hole in the middle of one side of the first fixing patch is used for adapting to nasogastric tubes of different sizes or types.

The invention discloses an AI intelligent identification visual nasogastric tube, and relates to the technical field of medical instruments, the AI intelligent identification visual nasogastric tube comprises a nasogastric tube body and a guide wire body, one end of the nasogastric tube body is provided with a monitoring end, the other end of the nasogastric tube body is provided with a tube joint, and the nasogastric tube body is internally provided with a main channel, an auxiliary channel and a data channel; a first data line is arranged in the data channel, and one end of the first data line is in electric signal connection with a first camera module; the first camera module is a waterproof medical camera, the first data line is an optical fiber, the data channel and the first data line are sealed through silica gel, and the first data line is connected with an external monitoring terminal through a data interface. The high-definition waterproof medical camera arranged in the monitoring end is deeply combined with the AI algorithm, the probability that the nasogastric tube enters the trachea by mistake is reduced by collecting the characteristics of the inner wall of the alimentary canal in real time and automatically distinguishing the airway and the esophagus inlet, and the AI model can learn individualized anatomical differences, dynamically adjust the recognition threshold value and meet the requirements of different patients.

The invention discloses a rotary anti-blocking nasogastric tube connector device which comprises a connecting tube connected with a nasogastric tube injector connector, the tail end of the connecting tube is connected with a shell-shaped crushing cavity for crushing and filtering, the crushing cavity is transparent, internal conditions can be conveniently observed, a crushing mechanism and a filtering mechanism are arranged in the crushing cavity, and the crushing mechanism and the filtering mechanism are arranged on the connecting tube. The crushing mechanism is located on the feeding side of the filtering mechanism, the feeding mechanism is arranged at the other end of the crushing cavity, after the feeding mechanism is connected with an injector, liquid food can be conveyed to the crushing mechanism to be crushed, then enters the filtering mechanism and enters the nasogastric tube from the connecting tube, and after being crushed by the crushing mechanism, the liquid food passes through the filtering mechanism; and large particles which are not filtered by the filtering mechanism can be crushed again by the crushing mechanism. The connecting tube is fixedly connected with the injector connector of the nasogastric tube, and the connecting tube and the injector connector can be integrally formed, or directly fixed in an adhesive mode after being sleeved, or connected in a threaded mode, and the connecting tube and the injector connector do not loosen or slip.

Provided is a nasogastric tube structure including a temperature-controllable and deformable wire embedded within the wall of a flexible tube. The wire deforms in response to temperature changes, thereby altering the diameter of the tube. This allows the nasogastric tube to be inserted with a reduced diameter, enhancing patient comfort during the procedure. After the nasogastric tube is in place, the tube expands to a larger diameter as the wire deforms, facilitating the patient’s feeding and medication administration.

An apparatus for identifying a nasogastric tube position includes a pump selectively fluidly coupled with the nasogastric tube, a pressure sensor identifying a pressure of an internal chamber of the nasogastric tube, and a controller configured to selectively power the pump and read the pressure sensor to identify an impedance of at least one opening of the nasogastric tube.

The utility model discloses a nasogastric tube fixing device which comprises an outer nose fixing part, a limiting piece connected with the outer nose fixing part, fixing assemblies arranged on the two sides of the outer nose fixing part and connecting assemblies detachably connected with the fixing assemblies. The fixing assembly comprises an upper fixing pipe and a lower fixing pipe which are provided with openings in pipe bodies; the connecting assembly comprises an upper connecting belt and a lower connecting belt, wherein one end of the upper connecting belt is connected with one upper fixing pipe, and the other end of the upper connecting belt is wound above the lug part to be connected with the other upper fixing pipe, and one end of the lower connecting belt is connected with one lower fixing pipe, and the other end of the lower connecting belt is wound below the lug part to be connected with the other lower fixing pipe. The outer nose fixing part, the upper fixing tube, the upper connecting band, the lower fixing tube and the lower connecting band jointly form a double-layer fixing structure surrounding the head, and the fixing effect of the nasogastric tube is guaranteed. The nasogastric tube fixing device can prevent the patient from unplanned tube drawing, meanwhile, the nasogastric tube fixing position can be adjusted according to the sleeping posture, and the use comfort of the patient is improved.