50 results about "Dental pad" patented technology

The utility model belongs to the technical field of medical instruments and provides a disposable bite block which comprises a first bite block body, an adjusting mechanism used for adjusting the expansion angle of the bite block body is connected to the upper portion of the first bite block body, and a tongue pressing mechanism used for improving the intubation effect is arranged on the inner side of the first bite block body. The working performance of the tooth cushion is greatly improved through the arranged adjusting mechanism, the device structure is perfected, the expansion distance between the first tooth cushion and the second tooth cushion can be effectively adjusted through working cooperation of the telescopic column arranged in the adjusting mechanism and the screw adjuster, and therefore the device is not only suitable for trachea insertion, but also suitable for gastroscope intubation; the application range of the bite block is greatly widened, the working performance of the bite block is further improved through the arranged tongue pressing mechanism, the intubation working efficiency is improved to a certain degree, when the bite block is meshed in the oral cavity of a patient, a tongue pressing plate arranged in the tongue pressing mechanism conducts tongue pressing work through a movable shaft, and therefore the sight blocking situation is reduced, and the intubation effect is improved. And a worker can conveniently carry out intubation work.

The utility model relates to the technical field of medical instruments, in particular to a bite block and a gas transmission assembly. The bite block comprises a bite block body, the bite block body comprises a socketed pipe, the socketed pipe is provided with a through hole in the length direction, the hole wall of the through hole is provided with an opening communicated to the outer surface of the socketed pipe, the opening extends in the length direction of the socketed pipe, and an air conveying pipe can penetrate through the through hole from the side wall of the socketed pipe through the opening. Therefore, the gas conveying pipe and the sleeving pipe can be conveniently disassembled and assembled. Besides, the socketed pipe is a hard pipe, and the outer surface of the socketed pipe is sleeved with a soft cushion, so that when the teeth of the patient occlude the bite block body, the air delivery pipe and the bite block body cannot deform, air delivery of the air delivery pipe is prevented from being affected, and the soft cushion can relieve the comfort degree of the teeth occluding the bite block body and avoid tooth damage.

The utility model belongs to the technical field of artificial airway equipment, and particularly relates to a trachea cannula with a tooth cushion. The trachea cannula with the bite block comprises a body tube, the bite block is arranged on the outer wall of the body tube, the section of the bite block is oval, a plurality of first fixing teeth are arranged on the front face of the bite block, and a plurality of second fixing teeth are arranged on the back face of the bite block.

The invention discloses a bite pad for preventing tongue bite under electrical stimulation, the bite pad comprises a supporting and fixing unit and an intelligent detection system, the supporting and fixing unit and the intelligent detection system are integrally assembled, and the supporting and fixing unit comprises a connecting piece, a self-adaptive deformation body, a fitting part and a ventilation channel; the intelligent monitoring system comprises a pressure monitoring module, a signal processing module, an alarm module and a wireless transmission module, and it is ensured that no displacement or falling-off is generated under electrical stimulation through the elastic buckle, the magnetic attraction fixing band and a fixing structure of the tracheal catheter; the pressure monitoring module is combined with the signal processing module with a built-in dynamic threshold value algorithm and the alarm module linked with local acousto-optic and remote nurse stations to guarantee multi-terminal timely response, and clinical pain points such as tongue bite under electrical stimulation, insufficient fixation of a tooth cushion, lack of oral care and early warning lag are solved.

The utility model belongs to the technical field of medical supplies, and particularly relates to a bite block. The utility model relates to an occlusion device, which comprises an occlusion body, the occlusion body comprises a rotating part and an occlusion part, the cross section of the free end of the occlusion part forms a rectangle, the rectangle is provided with long sides and short sides, and the middle part of the occlusion body is provided with a through hole; and the extension body is arranged at the rotating part of the occlusion body in a sleeving manner, and is rotationally connected with the occlusion body. Compared with the prior art, the bite block has the advantages that the occlusion body and the extension body are separately arranged, and the thickness of the occlusion position of a patient is adjusted through rotation of the occlusion body so as to adapt to the oral teeth of the patient.

The invention relates to a dental pad which comprises absorbent paper and a plastic film positioned below the absorbent paper, wherein the absorbent paper and the plastic film are bonded together in a heat sealing manner. The invention further provides an automatic film laminating device for the dental pad, the automatic film laminating device comprises a rack, and a plastic film discharging device and an absorbent paper discharging device which aim at the plastic film and the absorbent paper are arranged on the lower left portion and the upper right portion of the rack. And an absorbent paper traction cutting device and a plastic film traction cutting device are arranged on the left side of the absorbent paper discharging device and the right side of the plastic film discharging device on the rack. A fixing plate is arranged on the left side of the absorbent paper traction cutting device, and a movable negative pressure adsorption device is arranged above the fixing plate. By arranging the absorbent paper traction cutting device and the plastic film traction cutting device, the absorbent paper and the plastic film can be accurately cut before film covering, the subsequent cutting work is avoided, meanwhile, the problem that the absorbent paper and the plastic film are overlapped and staggered is also avoided, and the production quality of the dental pad is improved.

The utility model provides a children's bite block with induction lamp, including: the silica gel case, the top and bottom of silica gel case are both provided with the groove, the inside surface of two groove is provided with a plurality of rack. According to the children tooth cushion with the induction lamp, the silica gel sleeve, the pressing part, the light-transmitting part, the transparent frame, the illuminating lamp, the pressing block, the pressing switch and other structures are matched with one another, and when the children tooth cushion is used, the transparent frame sleeved with the silica gel sleeve is placed into the oral cavity of a child; the upper teeth and the lower teeth of the child are engaged in the inner side faces of grooves formed in the upper portion and the lower portion of the silicon rubber case, the pressing part is extruded, and therefore the pressing block extrudes the pressing switch, the illuminating lamp can be automatically turned on, and then light of the illuminating lamp penetrates through the transparent frame and the light-transmitting part to be irradiated into the oral cavity of the child; in this way, the interior of the oral cavity of the child can be illuminated, and medical staff can treat and nurse the oral cavity of the child conveniently.

The utility model discloses a bite block suitable for bronchofiberscope to guide tracheal intubation, which relates to the technical field of medical instruments and comprises a bite block outer plate, a guide hole is arranged in the middle of the bite block outer plate, and a bronchofiberscope tube can penetrate through the guide hole; a connecting pipe is fixedly arranged on the rear end surface of the bite block outer plate at the guide hole; a bite block inner plate is arranged at one end, far away from the bite block outer plate, of the connecting pipe; a fixing groove is formed between the bite block outer plate and the bite block inner plate; a clamping structure capable of changing the clamping hole diameter of the guide hole is arranged on the inner wall of the guide hole. The guide hole is formed in the center of the bite block outer plate, and the clamping structure capable of changing the clamping hole diameter of the guide hole is arranged on the inner wall of the guide hole, so that the guide hole can adapt to clamping of tracheal catheters with different thicknesses, the intubation speed and accuracy are improved, and it is guaranteed that the positions of the tracheal catheters are fixed; and meanwhile, complications such as discomfort of a patient and bite of a bronchofiberscope tube in the operation process are reduced.

The invention relates to the technical field of medical instruments, in particular to an auxiliary supporting structure of a trachea cannula. The technical problems that the angle of a tooth cushion of an existing trachea cannula auxiliary supporting device is fixed, and the contact point of the device and the skin of a patient is fixed, so that the using comfort of the device is not high are solved. An auxiliary supporting structure of a trachea cannula comprises an arc-shaped installation plate, a buckle is arranged on the arc-shaped installation plate, an elastic pull belt is arranged at the end, away from the buckle, of the arc-shaped installation plate, a tensioning belt is connected to the buckle in a clamped mode, a hook-and-loop fastener is arranged on the tensioning belt, and a supporting pad is connected between the elastic pull belt and the tensioning belt. A medical worker can adjust the angle between the sliding mounting block and the bite block through the rotating block, so that the bite block is more suitable for extending into the oral cavity of the patient, the bite block can better adapt to the oral cavity state of the patient, and the comfort of the device is improved.

The present invention relates to a multifunctional oral tracheal tube fixing and anti-bite device for intraoperative electrophysiology, comprising: a tooth pad body for inserting into a patient's oral cavity; a monitoring module arranged on / inside the tooth pad body to collect the occlusion data of the patient's teeth, and a processing module connected to the monitoring module signal, wherein the processing module is configured to: generate a morphological change scheme and / or an intraoperative electrical stimulation scheme of the tooth pad body matching the patient's teeth occlusion according to the pressure site changes and pressure size changes collected by the monitoring module during the patient's teeth occlusion. The present invention can solve the problem existing in the prior art, that is, when the patient's occlusal pressure changes, the tooth pad cannot be adjusted to a shape adapted to the current patient's teeth occlusion contour according to the pressure changes, and then a bite injury caused by the displacement of the tooth pad occurs. The present invention thus determines whether the electrical stimulation intensity is suitable for the patient according to the occlusion data, so as to explore a wider range of electrical stimulation schemes with richer treatment schemes while developing new anti-bite devices.

The invention provides a bite block capable of monitoring the breathing state in real time, relates to the technical field of medical monitoring equipment, and solves the problem that an existing bite block cannot accurately monitor abnormal breathing in real time and cannot give an early warning in time. According to the bite block, a bite block body extending forwards from the lower end face of an occlusal surface is integrated with a dual-mode combined sensor, namely a pressure sensor and a temperature sensor, pressure and temperature changes of respiratory airflow are detected, signals are converted into electric signals through a signal conversion module, data fusion and analysis are carried out through a signal processing module, and respiratory mode waveforms are generated; the feedback system judges the breathing state according to the waveform characteristics and triggers the alarm device when no breathing exists or breathing is abnormal. By means of the multi-mode sensing and intelligent analysis technology, dynamic capture of respiration parameters and instant response of abnormal events are achieved, the system is suitable for the scenes of digestive endoscopy, sleep apnea syndrome monitoring, postoperative respiration monitoring and the like, and the real-time performance and reliability of medical monitoring are improved.

The utility model provides a bite block with a negative pressure suction function, which belongs to the field of medical nursing equipment and comprises a support plate, an observation hole and a suction component. The inner side of the supporting plate is connected with a connecting ring, the surface of the connecting ring is fixedly connected with an upper bite block, and the bottom of the connecting ring is connected with a lower bite block; the observation hole is formed in the middle of the surface of the supporting plate in a penetrating mode, the connecting ring is installed on the inner wall of the observation hole, and the supporting plate and the connecting ring are made of transparent acrylic materials, so that good light transmission is achieved, when a patient wears the bite block, the patient can observe a tongue skin flap surgical site through the observation hole, and the patient can conveniently observe the tongue skin flap surgical site. Medical staff can conveniently check the postoperative recovery condition, the medical staff can see a doctor without taking off the tooth cushion, use is convenient, the liquid collecting box is placed in the oral cavity, the oral cavity secreted liquid of a patient enters the liquid collecting box through the flow guide hole, the oral cavity liquid is sucked into an external collecting tank through the suction pipe under suction of external negative pressure equipment, and the oral cavity liquid is prevented from flowing out of the mouth of the patient.

1. Name of the Design Product: Dental Pad (II). 2. Use of the Design Product: It is used to be placed in the mouth to protect teeth and prevent airway obstruction caused by posterior displacement of the tongue. 3. Design Key Points of the Design Product: Lies in the shape. 4. Picture or Photograph that Best Illustrates the Design Key Points: Perspective View of Design 1. 5. Design 1 is designated as the basic design.

The utility model relates to a tongue protection bite block which comprises a middle bite block and a side bite block, the middle tooth cushion is used for occlusion of middle teeth of a patient and is provided with a hollow channel; the two groups of side tooth pads are respectively used for teeth on two sides of a patient to occlude, and are respectively mounted on two opposite sides of the middle tooth pad through spherical hinge structures; each group of side bite blocks comprises a first telescopic bite block and a second telescopic bite block which are telescopic in length; one end of the first telescopic bite block is connected with the spherical hinge structure, and the other end of the first telescopic bite block is rotationally connected with one end of the second telescopic bite block through a vertical rotating shaft. The angle and the length of the side tooth cushion can be adjusted, the side tooth cushion can be better matched with tooth distribution shapes of different patients, the tongue body can be better protected, the tongue body is prevented from being bitten by the teeth, the adaptability is good, manufacturing of multiple pairs of occlusal cushions with different tooth shapes is avoided, and the cost is greatly reduced.

The utility model relates to a breath monitoring bite block and a breath monitoring device. The breath monitoring bite block comprises a supporting body (1), the first tooth cushion structure (2) is arranged at the top of the supporting body (1); the second tooth cushion structure (3) is arranged at the bottom of the support body (1); and a pipe inserting opening (4) capable of being elastically adjusted is formed in the center of the supporting body (1). According to the scheme of the utility model, the oral cavity of a patient can be stably supported, so that the oral cavity of the patient is stably expanded, the support body is fixed by the groove and is not easy to fall off, and the position of the intubation tube can be ensured to be stable and not to slip or shift. In addition, by means of the bite block for breath monitoring, exhaled air of a patient without tracheal intubation sedation can be collected, the exhaled air of the patient can be collected and monitored, and the breath quality of the patient can be monitored and judged.

The utility model discloses a bite block type multifunctional protector which comprises a bite block and a wing plate, the wing plate is arranged on the bite block in a rotating mode, the bite block is provided with a limiting portion used for limiting free rotation of the wing plate, and the end, away from the bite block, of the wing plate is provided with a pressing portion used for abutting against the tongue or the palate. Switching between a state of protecting mouth floor tissues and a state of protecting soft and hard palate tissues can be realized without taking out, the working efficiency is high, and the comfort of a patient is improved; the utility model is suitable for the oral medical industry, and is placed in the oral cavity to help a patient maintain an open state.

The invention is applied to the technical field of medical instruments, and particularly discloses a soft and hard composite anti-bite dental pad for electrophysiological monitoring in the perioperative period of neurosurgery, the soft and hard composite anti-bite dental pad comprises a lower frame, an upper frame is arranged above the lower frame, and the lower frame and the upper frame are both of a hollow double-side structure. According to the soft and hard composite anti-bite dental pad for electrophysiology monitoring in the perioperative period of the neurosurgery department, the hard upper frame and the hard lower frame are arranged to support teeth of a patient, and the flexible outer check block and the flexible inner check block are arranged on the outer surface of the upper frame and the outer surface of the lower frame, so that the device and the oral cavity of the patient can be separated and buffered; a soft first air bag and a soft second air bag are arranged on the inner surface of the upper frame and the inner surface of the lower frame, the first air bag and the second air bag are used for buffering between the upper frame and the gum and between the lower frame and the gum of the device, and by inflating the first air bag and the second air bag, the oral cavity is prevented from being directly pressed by the device; the compression force of the device on the gingiva of the patient is adjusted.

The utility model relates to the field of medical instruments, and discloses a bite block assembly, which comprises a mask, a connecting section, a connecting rod and a connecting rod, the sliding block is connected to the connecting section in a sliding mode in the left-right direction; two ends of the fixing band are respectively connected to the left and right sides of the mask; the bite block body is connected to the sliding block, a pressing pipe extending downwards is formed on the bite block body, the stability and flexibility of the bite block in the using process are improved, the situation that a pipeline is accidentally disengaged is effectively prevented, and the safety of medical operation is further improved.

This utility model relates to the technical field of endotracheal intubation dental pad devices, specifically to a modified endotracheal intubation dental pad, comprising a dental pad, a dental pad, and a dental pad whose middle part is fixedly engaged with the middle part of a baffle. Four sets of fasteners are fixed to the middle of one side of the baffle. A through groove is provided in the middle of the baffle. Each fastener includes a tail block, a bent part, and a crimping end. The two ends of the bent part are fixedly connected to the two ends of the tail block and the crimping end, respectively. One end of the tail block is fixed to the side wall of the baffle. The dental pad is wrapped with multiple layers of gauze, and the gauze is covered by a rubber sleeve on the outside of the dental pad. The user can first fix it to the outside of the three layers of gauze with the rubber sleeve for initial positioning, and then use the external fastener structure to further position the rubber sleeve. The dental pad is made of soft plastic material. Clinical use has shown that this modified dental pad significantly reduces the pressure of the dental pad on the lips and tongue, reduces patient pain, reduces oral infection, and promotes patient recovery.

The utility model provides a dental pad film coating heating roller which comprises a roller body, a shaft center is arranged in the roller body, connecting shafts are fixedly mounted on the surfaces of the two sides of the shaft center, a mounting mechanism is arranged between the shaft center and the roller body, and a heating mechanism is arranged in the roller body. And a protective layer is arranged outside the roller body, the mounting mechanism comprises a first sliding groove, the first sliding groove is formed in the outer surface of the axis, and a limiting plate is slidably connected into the first sliding groove. Through the use of the heating mechanism, the heating pipe which is spirally arranged is arranged in the groove, the roller can be uniformly heated, the heat conduction ring is arranged between the heating pipe and the roller body, the heat conduction ring is made of a copper material, and the copper has good heat conduction performance, so that the roller can be uniformly heated; the influence on dental pad film covering due to different heat at different positions of the surface of the roller is avoided.

The utility model relates to the technical field of bite blocks, and discloses an improved bite block which comprises a bite block body and an intubation tube, the surface of the front end of the bite block body is connected with the surface of the rear end of the intubation tube in an attached mode, a square hole penetrating through the bite block body is formed in the top of the bite block body, and a tying belt is arranged in the square hole in a sleeved mode. The two ends of the lacing cross and surround the outer side of the cannula for binding and extend towards the rear end of the bite block body, and a receding hole is formed in the bite block body. The improved bite block is composed of the bite block body and the square hole, the first receding groove and the receding hole which are formed in the bite block body structure, and after the improved bite block is used with a tying belt and an intubation tube subsequently, the high-strength connecting effect of multi-correlation assembly of the bite block body and the intubation tube can be guaranteed, and meanwhile the improved bite block is further bound and limited with the neck of a patient; and good stability of the improved bite block and the intubation tube in the mouth of a patient is ensured.

The utility model provides a bite block for tracheal intubation, which comprises a bite block body, a through hole is arranged in the bite block body along the length direction, the direction of the center line of the through hole is parallel to the length direction of the bite block body, a tooth baffle is arranged on the bite block body, the tooth baffle is arranged at the front end of the bite block body, and the through hole is communicated with the bite block body. A tongue pressing part extending inwards is arranged at the rear end of the tooth cushion body, and an occlusion part is arranged on the rear side of the tooth baffle; the tooth baffle comprises an upper tooth baffle and a lower tooth baffle which are respectively arranged at the top and the bottom of the front end of the bite block body, and the length of the upper tooth baffle is smaller than that of the lower tooth baffle. The utility model solves the problems that the original hard bite block causes the bite discomfort of a patient, and the related pressure injury of medical equipment caused by the compression of the bite block body to the upper jaw of the oral cavity and the compression of the lower baffle plate of the bite block to the lower lip; the problem that the face skin is easily damaged when the fixing adhesive tape is torn is solved.

The invention relates to the technical field of multifunctional tooth pads, in particular to a neurosurgery intraoperative occlusion protection and body temperature monitoring integrated tooth pad which comprises an upper tooth pad and a lower tooth pad, tooth grooves are formed in the top of the upper tooth pad and the bottom of the lower tooth pad respectively, and the ends, located on the inner side of the oral cavity, of the upper tooth pad and the lower tooth pad are movably connected so that the upper tooth pad and the lower tooth pad can be opened and closed; and preoperative installation is facilitated. Limiting devices are arranged on the outer side walls of the upper bite block and the lower bite block, so that the upper bite block and the lower bite block are fixed in an operation, and teeth are prevented from being bitten. Two through holes are formed in the upper bite block, a trachea and a sputum suction tube which are needed by a patient are inserted into the two through holes respectively, limiting and fixing of the trachea and the sputum suction tube are completed, and the requirement of an operation is met. A temperature measuring device is further installed on the lower bite block so as to monitor the body temperature of the patient in real time.

This utility model discloses a dental pad specifically for rigid endoscopes, belonging to the technical field of auxiliary instruments for treatment and examination. It includes: a biting portion; a pressure plate installed at one end of the biting portion, with fixing straps installed on both sides of the pressure plate; and a rotating sleeve rotatably installed on the inner side of the biting portion near the pressure plate end, with multiple circumferentially distributed ball bearings accommodating between the rotating sleeve and the biting portion. During examination, after the patient wears the dental pad, the rigid endoscope is inserted into the biting portion, also passing through the inner side of the rotating sleeve. Due to the presence of the ball bearings, the rotating sleeve can rotate smoothly relative to the biting portion. When rotating the rigid endoscope, the rotation of the rotating sleeve relative to the biting portion facilitates convenient rotation, thereby reducing the difficulty in operating the rigid endoscope due to high friction between the outer wall of the rigid endoscope and the inner wall of the biting portion, thus contributing to the smooth operation of rigid endoscope procedures.

The utility model belongs to the technical field of medical instruments, and discloses a novel trachea cannula suite which comprises a circular-truncated-cone-shaped bite block, the bite block is fixedly connected with two elastic bands and two trachea fixing bands, the free ends of the two elastic bands are fixed and locked through hook-and-loop fasteners, cheek pads are connected to the elastic bands in a sliding mode and are collodion pads, and the trachea fixing bands are connected with the cheek pads through hook-and-loop fasteners. A tooth socket, a trachea hole and a plurality of sputum suction holes are formed in the tooth pad, a soft pad is arranged on the surface of the tooth socket, the sputum suction holes are evenly distributed around the trachea hole, the diameter of the sputum suction holes is smaller than half of that of the trachea hole, a trachea is arranged in the trachea hole, and a fixing clamp is fixedly connected to the trachea. The trachea cannula fixing device solves the problems that a trachea cannula is prone to shifting, and pressure sores are prone to being formed on the face of a patient due to compression of the fixing device, and is suitable for fixing the trachea cannula.

The utility model provides a single gravure printing machine. The single gravure printing machine comprises a paper feeding machine, an offset press, a single gravure machine, a conveying mechanism and a paper collecting machine which are sequentially connected. Paper to be printed is conveyed into the offset press from the paper feeding machine to be subjected to wet pressing and dry printing, then the paper is conveyed into the single gravure press through the conveying roller set to be subjected to dry pressing and dry printing, and the conveying mechanism conveys the printed paper into the paper collecting machine. The transmission roller group comprises a first transmission roller and a second transmission roller; the first transmission roller is provided with a plurality of rows of grippers and tooth pads corresponding to each row of grippers, and the height of each row of tooth pads is lower than the surface of the first transmission roller, that is, the top end of each row of tooth pads is lower than the surface of the first transmission roller; the second transmission roller is provided with a plurality of rows of grippers and tooth pads arranged corresponding to each row of grippers, and each row of tooth pads is higher than the surface of the second transmission roller, namely the top end of each row of tooth pads is higher than the surface of the second transmission roller.

This invention discloses a medical anti-displacement temperature measuring dental pad, comprising a dental pad body. The side wall of the dental pad body has an arc-shaped concave groove, and the inner wall of the dental pad body has two C-shaped guide rope holes, located on opposite sides of the arc-shaped concave groove. An installation groove is formed on the inner wall of the dental pad body away from the arc-shaped concave groove. Through the segmented and precise layout of the C-shaped guide rope holes, the rope loop, after passing through the guide rope holes, forms two independent and cooperative fixing points on the inner and outer sides of the incisors. The dual-point fixing structure works synergistically to restrict the dental pad's rotational freedom and displacement space, ensuring the dental pad remains stable and preventing displacement due to unconscious patient movements. Simultaneously, the dual-point fixing structure securely confines the endotracheal tube within the arc-shaped concave groove of the dental pad, ensuring a tight fit between the endotracheal tube and the dental pad. This not only prevents dental pad rotational displacement but also effectively protects the endotracheal tube from being bitten or crushed.

The invention discloses a dental pad for anesthesiology department, which comprises a dental pad main body (1) which is a cuboid on the whole, openings are arranged at both ends of the dental pad main body (1), cover plates (2) are respectively arranged at the openings at both ends of the dental pad main body (1), and a pipeline (3) through which an intubation gap passes is arranged in the dental pad main body (1). The cover plates (2) are respectively provided with a round hole (4) for fixing a pipeline (3), the upper end and the lower end of the bite block main body (1) are respectively provided with a backing plate (5) arranged along a gum, and the two sides of the bite block main body (1) are respectively provided with an inflatable airbag (6). The tooth cushion is simple in structure, the base plates arranged along the gum are arranged at the upper end and the lower end of the tooth cushion body respectively, the contact area of the whole gum can be effectively increased through the base plates, the acting force of the tooth cushion on anterior incisor teeth in the vertical direction is reduced, and meanwhile the pressure of the tooth cushion in the vertical direction is also reduced.

The present application relates to the technical field of medical devices, in particular to an auxiliary support structure of a tracheal cannula. The technical problem is that the angle of the dental pad of the existing auxiliary support device of the tracheal cannula is fixed, and the contact point between the device and the patient's skin is fixed, resulting in low comfort of the device. An auxiliary support structure of a tracheal cannula comprises an arc-shaped mounting plate, a buckle is arranged on the arc-shaped mounting plate, an elastic pull belt is arranged at one end of the arc-shaped mounting plate away from the buckle, a tension belt is connected to the buckle, a magic tape is arranged on the tension belt, and a supporting pad is connected between the elastic pull belt and the tension belt. Medical staff can adjust the angle of the sliding mounting block and the dental pad by rotating the block, so that the dental pad is more suitable for extending into the patient's oral cavity. In this way, the dental pad can better adapt to the patient's oral condition, and the comfort of the device is improved.