239 results about "Tracheotomy" patented technology

The invention discloses a tracheotomy vent tube which comprises a vent tube body, a vent cavity is formed in the vent tube body, a sleeve bag used for sealing a gap between the trachea of a patient and the vent tube body is arranged on the vent tube body, and the sleeve bag is filled with sponge-shaped materials, so that the surface of the sleeve bag is in a fixed shape and can deform. According to the tracheotomy ventilation tube, due to the fact that the sleeve bag arranged on the ventilation tube is filled with the sponge-shaped material, the surface of the sleeve bag has a fixed shape and can deform, and when the sleeve bag is inserted into the cut trachea of a patient, the contact pressure between the sponge-shaped material and the inner wall of the trachea of the patient is small due to the flexible characteristic of the sponge-shaped material; insertion damage to a patient is avoided, the trachea cannula can automatically recover to the original shape after being inserted, the gap between the trachea of the patient and the breather pipe is sealed, and the sealing performance is better.

The invention belongs to the field of medical coatings, and particularly relates to a coating with anesthesia and antibacterial functions and a preparation method thereof. The preparation method comprises the following steps: (I) preparation of a substrate coating, (II) preparation of a drug-loaded hydrogel coating, and (III) preparation of the coating with anesthesia and antibacterial functions. According to the preparation method, on one hand, the problems that nano-particles are insufficient in drug loading capacity, easy to fall off, irritant, non-uniform in release and the like are solved, and on the other hand, the problem that the long-term release performance of hydrogel is not ideal is solved. A plurality of functions (anesthesia and antibiosis) are integrated by pre-treating a substrate material (such as a medical catheter), a commodity suitable for multiple scenes can be prepared, the clinical use is convenient, the adverse reaction of an organism can be greatly reduced, and the risks of secondary intubation and tracheotomy are reduced.

The invention relates to the technical field of medical instruments, and discloses a tracheotomy anatomical structure image recognition method and system, and the method comprises the steps: obtaining real-time visual image data and spatial positioning data of an endoscope, carrying out the time synchronization, carrying out the mode recognition of the spatial positioning data, and locking the remarkable anatomical features in the real-time visual image data, and according to the characteristics and the spatial positioning data, calculating a geometric transformation relationship between an endoscope visual coordinate system and a spatial positioning coordinate system, and finally fusing the data and displaying anatomical structure information and a surgical tool position in real time. The method can effectively solve the problem that in the prior art, an endoscope is irregularly deformed in the narrow trachea with physiological bending of a patient.

The utility model discloses an adjustable tracheotomy cannula plugging cap, which belongs to the field of adjustable tracheotomy cannula plugging, and comprises a plugging assembly, the plugging assembly comprises a plug, the upper end of the plug is respectively provided with a first through hole and a mounting groove, a mounting piece is mounted in the mounting groove, the upper end of the mounting piece is rotatably connected with a plurality of plugging pieces, and the plugging pieces are connected with the plug. According to the tracheostomy tube plugging device, the tracheostomy tube can be plugged through the plugging assembly, meanwhile, the air inlet amount of the tracheostomy tube can be accurately adjusted, tracheostomy tubes of various sizes can be plugged, the tracheostomy tube plugging device is simple in structure and convenient to use, and the tracheostomy tube plugging device is suitable for being popularized and applied. In addition, through mutual cooperation of the structures, the plugging cap and the tracheostomy sleeve can be connected in a sealed mode and sealed multiple times, and therefore the practicability of the plugging cap can be improved.

The invention discloses a cerebral hemorrhage patient tracheotomy risk prediction method and system based on machine learning, and the method comprises the steps: obtaining an initial clinical data set of a target patient, calculating laboratory inspection data according to a predefined rule, and constructing a composite physiological state index to generate a feature vector for prediction; inputting the feature vector for prediction into a risk prediction model pre-trained based on an ensemble learning algorithm to obtain a risk quantitative index; the model interpretation module generates an individualized prediction contribution decomposition result based on an SHAP value calculation framework, and explains the specific influence of each feature on the risk index; and finally comprehensively generating a risk prediction report. According to the method, the feature representation and model prediction capability is enhanced by constructing the composite indexes, and meanwhile, the decision process is transparent and credible by utilizing interpretability analysis, so that clinical risk assessment and decision support are effectively assisted.

The utility model relates to the field of tracheostomy sleeves, and discloses a tracheostomy sleeve waterproof fixing device which comprises two fixing plates, the two fixing plates are detachably arranged in a tracheostomy sleeve body respectively, polyester fiber flat ropes are detachably arranged in the two connecting holes respectively, and the polyester fiber flat ropes are connected with the fixing plates. The front ends of the two polyester fiber flat ropes are fixedly connected with the rear sides of two fixing plates correspondingly, two rotating holes are formed in the top faces and the bottom faces of the two fixing plates correspondingly, supporting plates are rotatably arranged on the left sides and the right sides of the outer walls of the two fixing plates correspondingly, and a plurality of springs are fixed to the inner sides of the two supporting plates correspondingly. The inner ends of the springs are fixedly connected with the outer side of the fixing plate. According to the tracheostomy tube, medical staff can disassemble and assemble the tracheostomy tube body and the polyester fiber flat rope conveniently, disassembly and assembly are rapid and convenient, time and labor are saved, delay of nursing time of a patient is prevented, and working efficiency is improved.

The present invention discloses an artificial nose, which includes a breathing pipeline. The breathing pipeline includes an inlet end and an outlet end. A gas passage is formed in the part of the breathing pipeline between the inlet end and the outlet end. The inlet end is connected with a humidifying device. It is characterized in that: the artificial nose further includes a heater capable of heating the gas in the breathing pipeline. A sensor capable of detecting the temperature and humidity of the gas is arranged at the outlet end of the breathing pipeline, so as to control the heater and the humidifying device according to the values collected by the sensor. A control method for the artificial nose as described above is also disclosed. Compared with the prior art, the advantages of the present invention are as follows: by arranging the humidifying device and the heater, the functions of automatically controlling the temperature and humidity of the inhaled gas can be realized, which helps the tracheotomy patients to maintain the airway for a long time.

The utility model discloses a portable tracheotomy LED medical head lamp and face screen device, and relates to the field of protective devices, the portable tracheotomy LED medical head lamp and face screen device comprises a goggle, the top end of the goggle is connected with an LED lamp through an installation mechanism, the front end of the goggle is fixedly connected with a face mask through a hook-and-loop fastener, and the two sides of the goggle are fixedly connected with elastic bandages; the mounting mechanism is used for quickly mounting the LED lamp, and an unlocking mechanism is arranged on the mounting mechanism and used for quickly unlocking the mounting mechanism. The detachable mask and the LED lamp are arranged, so that the whole face of a medical worker can be protected more comprehensively, and more excellent illumination can be provided for an operation position.

The utility model relates to a tracheotomy humidifier, and belongs to the technical field of medical instruments. Comprising a humidifying tank used for containing humidifying liquid and a heating assembly used for heating the humidifying liquid. A gas input pipe communicated with an external gas source is arranged in the humidifying tank, and the tail end of the gas input pipe extends to the bottom of the humidifying tank and is immersed in the humidifying liquid; at least one gas outlet is formed in the side wall of the tail end of the gas input pipe; the umbrella-shaped flow guide cover is arranged right above the air outlet; and the grid is arranged above the umbrella-shaped flow guide cover. The umbrella-shaped flow guide cover and the grid are arranged in an up-and-down laminated mode and work cooperatively, so that the total contact area and the total contact time of gas and humidifying liquid are maximized, the gas humidifying quality and efficiency are greatly improved, and it is ensured that continuous, stable and highly-saturated wet gas can be provided for a patient.

The utility model discloses an improved silica gel spiral tracheotomy cannula plugging device, which belongs to the technical field of medical instruments and comprises a plugging assembly, the plugging assembly comprises a knuckle cylinder and a plugging device body which are integrally formed, and the plugging device body and the knuckle cylinder are of hollow structures. A spiral anti-disengagement strip is connected to the inclined face of the plugging device body in a wound mode, the plugging device body, the knuckle cylinder and the spiral anti-disengagement strip are all made of silicon rubber materials, and the silicon rubber is a high-molecular medical material with excellent performance, serves as a medical artificial material, is low in cost and high in practicability, and is not prone to rejection reaction. The plugging device is simple in structure, convenient to use, free of any harm to the human body and good in biological adaptability, the plugging device body expands along with the gradual increase of air pressure when air is continuously injected into the plugging device body, the expanded plugging device body is tightly attached to the inner wall of the trachea, a good plugging effect is achieved, and forceful pressing is not needed in the process that the plugging device body is inserted into the trachea.

The utility model relates to a sputum receiving device of a medical tracheostomy cannula, which belongs to the technical field of medical instruments and comprises an outer cannula and an inner cannula, the inner cannula is inserted into the outer cannula in a sliding manner, one end of the inner cannula far away from the outer cannula is connected with a collecting tube, and connectors are mounted on the outer sides of the collecting tube and the inner cannula. The side, away from the inner sleeve, of the collecting pipe is connected with a sputum receiving bin, the bottom of the sputum receiving bin is communicated with a sputum discharging pipe, the bottom of the sputum discharging pipe is communicated with a sputum storage bin, the bottom of the sputum storage bin is communicated with a sputum outlet pipe, a first valve is installed on the sputum discharging pipe, and a second valve is installed on the sputum outlet pipe. After sputum is collected into the sputum receiving bin, the first valve is opened under the condition that the second valve is closed, the sputum enters the sputum storage bin firstly, in this way, when sputum is discharged, the sputum cannot be sprayed out of the sputum discharging opening even if a patient suddenly coughs, after the sputum enters the sputum storage bin, the first valve is closed, and when the patient coughs again, the accumulated sputum cannot be leaked out of the ventilation opening; the operation environment is ensured.

The utility model provides a tracheotomy catheter respiratory capacity regulation and control device, which comprises an upper part, a lower part, a lower part and an upper part, the upper part is of a cylindrical structure and is arranged in a tracheotomy catheter, and a buckling brim is arranged at the top of the upper part and is buckled with the tracheotomy catheter; the lower part is of a cylinder structure, is fixedly arranged in the tracheotomy catheter and is movably connected with the upper part; one end of the respiratory capacity adjusting part is arranged on the top of the inner side of the lower part, and the other end of the respiratory capacity adjusting part is arranged on the inner side of the upper part through a clamping piece. According to the tracheotomy catheter, the upper part and the lower part which are of the cylindrical structure are installed at the tube opening of the tracheotomy catheter, the lower part is clamped on the tube wall of the tracheotomy catheter through the anti-skid layer, the superficial area of the respiratory capacity adjusting part is controlled by rotating the upper part, and therefore the ventilation capacity in the tracheotomy catheter can be accurately adjusted and controlled. The device is simple in structure and convenient to operate, and the respiratory capacity can be adjusted in real time according to specific requirements of patients.

The utility model discloses a built-in plug device for tracheotomy. The built-in plug device comprises a mounting plate, a closed plug assembly and a sealing detection assembly, the sealing plug assembly comprises an air bag connected into the mounting plate in a matched mode, one end of the air bag is connected with a guide pipe in a matched mode, one end of the guide pipe is connected with a connector in a matched mode, and one end of the connector is connected with an inflator in a matched mode. The inflator conveys air into the guide pipe through a one-way valve, inflates the air into the air bag through the guide pipe and inflates the air bag. After the air bag is expanded, the space in the horn mouth sleeve is expanded and sealed, at the moment, after the air bag reaches the preset expansion size and the interior of the horn mouth sleeve is sealed, air backflow is avoided through the one-way valve, and the air bag is kept in an inflation state; and when the plug device of the horn mouth sleeve is used, the plug device can adapt to air pipes of various structures, so that the air pipes can be plugged.

The invention relates to the field of medical instruments, in particular to an anti-splashing device for a tracheotomy patient. The invention provides the anti-splashing device for the tracheotomy patient, which can carry out anti-splashing treatment on the tracheotomy patient, prevent blood or spittle from splashing, reduce the risk of cross infection, improve the working environment and improve the working efficiency, and is convenient to use. An anti-splashing device for a tracheotomy patient comprises a plugging piece, adhesive paper and the like, and the adhesive paper is connected to the upper side and the lower side of the plugging piece. The air feeding pipe, the air suction pipe and the anti-blocking head are installed, then the air feeding pipe is externally connected with air extraction equipment, then the air suction pipe and the anti-blocking head are inserted into the air pipe, air extraction is carried out through the air extraction equipment, blood or droplets are sucked into the air feeding pipe to be discharged, and therefore anti-splashing treatment can be carried out on a tracheotomy patient, and the blood or droplets are prevented from splashing; the risk of cross infection is reduced, the working environment is improved, and the working efficiency is improved.

The invention discloses a tracheostomy tube for assisting cough of a patient, and relates to the technical field of medical instruments, the tracheostomy tube comprises a catheter, one end of the catheter inserted into the tracheostomy tube is provided with an inflatable and deflatable air bag, and one end of the catheter located outside the tracheostomy tube is provided with a foldable baffle. And a one-way valve capable of feeding air into the guide pipe is arranged on the guide pipe at the end. According to the device, a patient can be assisted in cough action, a low-resistance release path is provided for high-pressure and high-speed airflow generated in the suffocation stage before cough, the effect that the glottis is suddenly opened due to pressure during natural cough is simulated, and therefore secretions in the trachea and the bronchus are more effectively removed.

The invention provides a tracheostomy dressing for assisting in fixing a trachea cannula, and belongs to the technical field of tracheostomy dressings. The tracheotomy dressing aims at solving the problems that an existing tracheotomy dressing is prone to wrinkling during use and needs to be adjusted for the second time. Comprising a dressing body, the dressing body is made of flexible materials, the dressing body is provided with a through groove allowing a cannula seat to penetrate through, the dressing body is provided with a first fixing part and a second fixing part, and the first fixing part and the second fixing part are symmetrically distributed. The first fixing part and the second fixing part are both fixedly connected with first limiting strips, and the first limiting strips are slidably connected with moving blocks in a limiting mode. By arranging the symmetrically-distributed moving blocks, the dressing body is dragged in the moving process of the moving blocks, the flatness of the dressing body is ensured, meanwhile, the sleeve base does not need to be additionally moved, the influence on the position of the sleeve base in the dressing body laying process is reduced, and therefore the overall discomfort of a patient is relieved.

A prone position pressure injury prevention mattress comprises a bottom plate, a head cushion and a body cushion are arranged on the upper side of the bottom plate, a U-shaped headrest is arranged in the middle of the head cushion, and a lifting mechanism is arranged below the U-shaped headrest; the body cushion comprises a cushion plate and an elastic cushion, a plurality of air bags distributed in an array mode are arranged on the elastic cushion, air inlet pipes and air outlet pipes of the air bags are provided with electromagnetic valves, pressure sensors are arranged in the air bags, the cushion plate comprises a front-section cushion plate body, a middle-section cushion plate body and a rear-section cushion plate body, and a lifting supporting mechanism is arranged below the front-section cushion plate body. Air pressure in the air bag is detected through the pressure sensor, local pressure on the skin is changed through inflation and deflation of the electromagnetic valve, and pressure injury is prevented; the U-shaped headrest can better meet the requirement for prone position ventilation of tracheal intubation and tracheotomy patients; the lifting mechanism and the lifting supporting mechanism can achieve the shoulder lifting function, medical staff can conveniently turn over the head and the face of the patient in the prone position period, medical care investment is reduced, face pressure injury is avoided, and the comfort of the patient is improved.

The utility model discloses an ergonomic-based body position pillow for a patient with tracheotomy after a laryngeal cancer operation. The ergonomic-based body position pillow comprises a pillow body and a pillow body, the utility model relates to a multifunctional chair, which comprises a support seat, two connecting seats arranged on the support seat, a support plate positioned between the two connecting seats and movably connected with the connecting seats, a backrest and an adjusting part respectively arranged on two sides of the support plate, and a headrest connected with the adjusting part, during working, the adjusting part is used for adjusting the distance between the headrest and the supporting plate and the angle between the headrest and the supporting plate, so that the headrest can be used by people with different body types; according to the device, the position of the headrest can be adjusted according to the requirements of a patient, so that the patient with the tracheotomy after the laryngocarcinoma surgery can be helped to better maintain the semi-reclining position of the whole body and the median position of the head and the neck.

The invention provides a controllable trachea cannula plugging device used after tracheotomy and an operation method. One side of the top of a main pipe body of the device is in a sealed state, the other side of the top of the main pipe body is open, a rotating shaft through hole is formed in a partition plate, the main pipe body is provided with a hanging lug, a fixed supporting mechanism is connected with the hanging lug, the end of the main pipe body is in threaded connection with a reducer union, and the reducer union is in threaded connection with an air pipe connecting pipe. A bearing pack is installed at the top of the rotating shaft through hole, a knob is installed at the top of the rotating shaft, the rotating shaft penetrates through the rotating shaft through hole, and the movable sealing plate is fixedly installed on the rotating shaft through a fastening bolt. The method comprises the following steps: 1, evaluating a test plugging pipe; 2, preparation before pipe plugging; 3, mounting the device; 4, pipe plugging operation; 5, pipe blocking nursing; and 6, tube drawing operation. According to the device, the plugging area is flexibly adjusted through reasonable design, so that accurate control over the plugging area is achieved, the device can be repeatedly used, operation is simpler, more convenient and faster, consumption of medical consumables is reduced, and medical resources are saved.

The invention relates to the technical field of tracheal blockage test tube cleaning, and discloses a tracheotomy blockage test tube self-cleaning system, which comprises a cannula, a tracheal catheter, a tracheal catheter, a tracheal catheter and a tracheal catheter, the sealing gasket ring is fixedly arranged on the peripheral wall of one side of the cannula and is used for being attached to a trachea incision in a sealed mode; the cleaning detection system is used for detecting the condition of the inner wall of the cannula and cleaning the inner wall of the cannula, the cleaning detection system comprises an execution unit and a visual detection unit, the visual detection unit is used for detecting the condition of the inner wall of the cannula, and the execution unit is used for executing a data instruction sent by the visual detection unit and cleaning the inner wall of the cannula according to the data instruction. Self-cleaning of the cannula can be achieved, cooperation of intelligent blood oxygen monitoring and emergency sputum suction work is achieved, and the safety guarantee of unmanned monitoring of a patient is improved.

The utility model discloses a safe tracheal catheter for tracheotomy. The safe tracheal catheter comprises a triangular prism trachea, a trachea connector and a liquid extraction tube, wherein the interior of the triangular prism trachea is hollow; the triangular prism air pipes are connected through elastic pieces, the liquid extraction pipe is fixedly installed on one sides of the triangular prism air pipes, and the air pipe connector comprises a first connecting end and a second connecting end; one end of the triangular prism trachea is connected to the first connecting end of the trachea connector in a sleeving mode, the second connecting end of the trachea connector is connected with the external air supply pipe in a sleeving mode, and then the triangular prism trachea is placed in the trachea of a patient in an operation, so that after the trachea is cut open, the triangular prism trachea does not hinder a tracheostomy tube from being placed in the trachea, and the tracheostomy tube is not blocked. And the position of the triangular prism trachea does not need to be adjusted, so that the operation can be implemented and operated by a single person more easily in the operation process, and the situations that the airway is blocked, the triangular prism trachea is fractured and disengaged and enters other gaps of the neck by mistake can be avoided.

The utility model discloses a tracheotomy cannula convenient for aerosol inhalation. The tracheotomy cannula comprises a cannula body and an injection joint connected with the cannula body, the injection connector is detachably connected with the sleeve body through an integrated detachable structure or a detachable structure comprising a clamping sleeve, a gasket, a sealing ring and the like. The casing pipe body is of a bent double-layer structure with two through ends and comprises a casing pipe outer wall and a casing pipe inner wall, and a hollow structure is arranged between the casing pipe outer wall and the casing pipe inner wall; the two ends of the cannula body are a suction end inserted into the trachea and a guide-out end exposed out of the body respectively, the suction end of the cannula body can be inserted into the trachea of a patient performing tracheostomy operation, and the guide-out end can guide generated liquid out of the body; and one or more air injection holes are formed in the inner wall of the sleeve at the suction end.

The utility model relates to the technical field of medical instruments, in particular to an anti-infection tracheotomy covering pad. A through opening is formed in the middle of the fixing plate, a fixing device is arranged on the upper side of the fixing plate and used for fixing a catheter, the fixing device comprises two side plates, the side plates are fixedly installed on the upper side of the fixing plate, an extrusion plate is arranged between the two side plates, and a connecting block is fixedly connected to the outer side of the extrusion plate. First connecting rods are hinged to the sides, close to the connecting blocks, of the side plates. The second connecting rod is tensioned through elastic tension applied to the second connecting rod by the arranged spring, so that the catheter is clamped and fixed by the two extrusion plates, the movement of the catheter in all directions is limited, the patient is prevented from turning over, turning around or coughing and other actions in life, and the patient is prevented from being injured. The external force generated by traction of neck muscles and change of body positions acts on the catheter, so that the catheter is displaced, and even complications occur to a patient.

The utility model relates to the technical field of tracheotomy, and discloses an adjustable tracheotomy plugging and sealing device. The adjustable tracheotomy plugging device comprises a Murphy pipe drip cup, a sealing gasket, a reserved cover, an adjusting knob, an air inlet and outlet pipe, a first polyester microfiber, a natural cotton fiber, a polyester bulked fiber, a polyamide fiber, a cellulose nanofiber, a second polyester microfiber, an air pipe fixing seat, a fixing block, a joint, a fastening elastic rope, a transition cylinder, a connecting cylinder, a connecting groove and a reserved hole. The sealing gasket is fixedly connected to the lower end of the Murphy tube drip cup, the reserved cover is fixedly connected to the upper end of the Murphy tube drip cup, and the adjusting knob is fixedly connected to the upper end of the reserved cover. According to the adjustable tracheotomy plugging and sealing device, the caliber of the Murphy tube drip cup is well matched with the inner diameter of a trachea cannula, the caliber has tension, the Murphy tube drip cup is sleeved outside a tube opening, tight plugging can be achieved, the safety coefficient is improved, the plugging degree is adjusted, the adaptability of a patient is improved, the tube plugging time is shortened, and the nursing satisfaction degree is improved.

Provided is a tracheostomy tube structure, which includes a temperature-controllable and deformable wire embedded in the wall of a flexible tube. The wire deforms in response to temperature changes, thereby altering the diameter of the tube. This allows the tracheostomy tube to be inserted with a reduced diameter, enhancing patient comfort during the procedure. After the tracheostomy tube is in place, the tube can expand to a larger diameter as the wire deforms, preventing the accumulation of sputum that could lead to biofilm formation and addressing the issue of sputum accumulation in the space between the tracheostomy tube and the trachea, thereby facilitating better breathing for the patient.

1. The name of this design product: Tracheotomy Information Card. 2. Purpose of this design product: This design product is used to record patient information. 3. The key design point of this design product lies in the combination of shape and pattern. 4. The picture or photo that best illustrates the design points: three-dimensional picture. 5. This product is a thin product, so the left view is omitted; this product is a thin product, so the right view is omitted; this product is a thin product, so the top view is omitted; this product is a thin product, so the bottom view is omitted.

The invention discloses a continuous balloon pressure monitor capable of automatically adjusting balloon pressure, and relates to the technical field of medical instruments.The continuous balloon pressure monitor comprises a monitoring box body, an elastic adhesive tape, a microprocessor and a pressure measuring balloon, a visual window is connected to the outer side of the monitoring box body in a penetrating mode, and a positioning mechanism is arranged on the outer side of the monitoring box body; the positioning mechanism is used for constraining and positioning the back of the monitoring box body and limiting the monitoring box body according to monitoring requirements to ensure the operation stability of electronic components of the monitoring box body, a monitoring mechanism is arranged on one side of the monitoring box body, and the monitoring mechanism is used for adjusting the pressure of a pressure measuring air bag through deflation or inflation. And the oxygen is controlled in a normal range in the oxygen conveying process. The pressure measuring air bag serves as a core assembly of a trachea cannula or a tracheotomy cannula in mechanical auxiliary ventilation, the pressure measuring air bag is tightly attached to the wall of the conical cannula after being inflated and expanded, a closed space is formed, and gas leakage or oral secretion mistakenly inhaled into the lung during ventilation is prevented.

The invention discloses a connecting device for a humidifying therapeutic apparatus, which comprises a hollow cover body, a breathing tube interface arranged on the cover body and connected with a breathing tube of the humidifying therapeutic apparatus, and an insertion hole arranged at the lower part of the cover body and connected with a joint of a tracheotomy cannula, and an exhaust hole deviating from the insertion hole is arranged on the breathing tube interface or the cover body. The exhaust hole is formed in the direction deviating from the airflow direction of the outlet of the tracheostomy tube, and sputum cannot reach the exhaust hole at the breathing tube connector or the cover body, so that the problem that the exhaust hole is blocked by the sputum is thoroughly solved, medical accidents are avoided, and the treatment quality of a patient is improved.

The present invention discloses a tracheotomy tube blocker, comprising a main body 1, wherein the main body 1 is designed as an irregular plate-like structure, and a main body 2 is mounted on the surface of the main body 1; a rotating mechanism is provided on the surface of the main body 1, and the rotating mechanism comprises: a mounting block is mounted on the surface of the main body 1, and a sleeve rod is fixedly connected to the surface of the mounting block, a rotating drum is sleeved and mounted on the surface of the sleeve rod, and a pressure plate is mounted on the bottom of the rotating drum, and an airbag 1 is mounted on the surface of the mounting block, a baffle is rotatably mounted on the end surface of the sleeve rod, and a clamping block 3 is mounted on the surface of the baffle. The tracheotomy tube blocker is provided with a rotating mechanism to adjust the aperture of the tube blocker, making it easier to use the device. By rotating the rotating drum, the rotating drum squeezes the airbag 1 downward, and the gas inside the airbag 1 enters the interior of the airbag 2, causing the airbag 2 to expand. At this time, the airbag 2 expands inward, which can block the baffle hole, thereby improving the use effect of the device.

The object of the invention, which relates to a speaking valve (1) and to a method for using the speaking valve (1) on a tracheotomy patient, is to provide a solution in which the speaking valve (1) is robust and can be produced easily and cost-effectively. In addition, the speaking valve (1) is intended to make it possible to control an air flow during exhalation through the upper respiratory tract. Furthermore, the dead space volume inside the speaking valve (1) is to be minimized. This object is achieved by the arrangement in that at least one air outflow opening (8) which can be sealingly closed by means of a closure element is arranged in a wall of the housing (2) of the speaking valve (1), in that the closure element is a separate hollow truncated cone (9) mounted rotatably within the housing (2) of the speaking valve (1), and in that at least one opening (16) corresponding to the air outflow opening (8) is arranged in the hollow truncated cone (9).