176 results about "Sputum" patented technology

The invention relates to the technical field of medical care, and discloses an intelligent oral sputum suction system based on multi-parameter feedback and a self-adaptive pressure adjusting method.The method comprises the steps that in a pipeline cleaning state, a standard load lookup table of working parameters of a negative pressure pump and pipeline negative pressure is established; in the sputum suction operation process, a first measurement value of the negative pressure of the pipeline and a second measurement value of the working parameters of the negative pressure pump are obtained in real time; according to the first measurement value, determining a corresponding negative pressure pump working parameter from the standard load lookup table as a standard working parameter, and when the second measurement value is higher than the standard working parameter, determining a compensation amount for correcting the first measurement value based on a difference value between the second measurement value and the standard working parameter, compensating the first measurement value according to the compensation amount to obtain a calibration negative pressure value; and if the calibrated negative pressure value exceeds the preset safety negative pressure upper limit, the working parameters of the negative pressure pump are adjusted to reduce the actual negative pressure. The problem of damage caused by inaccurate reading of the sensor in the prior art is effectively solved.

The present application relates to the technical field of medical devices, and discloses a flexible sputum scab remover for pneumology department, which comprises an outer rod, the end of the outer rod is provided with a sputum suction head, the sputum suction head and the inner part of the outer rod are provided with a flow guide pipe, the inner part of the outer motor stator fixedly connected with the outer rod is rotatably connected with an inner rotor sleeve ring, the inner part of the inner rotor sleeve ring is threadedly connected with a threaded sleeve rod, and the end of the threaded sleeve rod is movably connected with an extension rod; the rotating ring is driven to rotate by the annular motor, the flexible brush rod is driven to rotate by the rotating ring, the flexible brush rod is used for cleaning the respiratory tract by high-speed rotation, the flexible brush rod is used for scraping, the damage degree of the respiratory tract is low due to the elastic colloid material of the flexible brush rod, the contact efficiency with sputum scab is improved by high-speed rotation, the flexible brush rod is used for cleaning, the cleaning efficiency and the cleaning effect of the device are effectively ensured, the damage of the flexible brush rod to the respiratory tract is reduced, and the cleaning safety of the flexible brush rod is improved.

The invention discloses a high-frequency full-chest oscillation sputum excretion method and system based on clinical data self-adaptive regulation and control, and the method comprises the steps: building an individualized propagation model of thorax and lung tissues through collecting individualized clinical data of a patient and chest multipoint acoustic and mechanical short-range response; the current body position of a patient is input into the model, a chest drainage path is obtained, oscillation control parameters are generated under the constraint of the path, and the oscillation control parameters are used for driving equipment to synthesize pressure traveling waves which are directionally propagated in multiple areas of the chest wall. In the execution process, safety gating control is conducted in combination with electrocardio and breathing phases, meanwhile, aerosol echoes and high-frequency impedance disturbance are collected to serve as feedback signals, and feedback data are formed after the feedback signals are aligned with an execution time sequence and used for dynamically updating the individualized propagation model and oscillation control parameters. According to the invention, accurate regulation and control can be carried out according to individual differences and real-time physiological statuses of different patients, the sputum drainage effect is effectively enhanced, the safety and comfort of treatment are improved, and the clinical application value is high.

The utility model discloses a breathing pipeline device capable of adjusting and releasing airway pressure, which comprises a breathing sputum excretion device body, a fourth connector, an air valve main body, an adjusting assembly and a sputum excretion assembly, and the air valve main body is used for blocking or opening an airflow channel in the fourth connector; the sputum excretion assembly is used for providing an upward opening moving stroke for the air valve assembly, one end of the sputum excretion assembly is installed on the breathing sputum excretion device body, and the other end of the sputum excretion assembly is installed on the top of the air valve body. The adjusting assembly is arranged on the periphery of the breathing sputum excretion device body and the periphery of the sputum excretion assembly in a sleeving mode. The distance between the breathing sputum excretion device body and the sputum excretion assembly is adjusted through the adjusting assembly, and then the pressing force of the sputum excretion assembly for pressing the air valve assembly is adjusted; therefore, the breathing intensity of the patient during breathing training can be adjusted, and the device is suitable for breathing rehabilitation training of various moderate and mild patients in the lung department and contributes to expectoration of sputum.

The utility model relates to an oscillating positive expiration pressure sputum excretion device which comprises a holding shell, a working cavity is formed in the holding shell, an air channel is fixedly installed above the holding shell, a blocking piece is fixedly installed in the air channel, an air inlet is formed in the position, corresponding to the front portion of the blocking piece, of the upper end face of the holding shell, and an air inlet pipe is fixedly installed below the air inlet. An air nozzle is fixedly installed on one side of the tail end of the air inlet pipe, an oscillation box is arranged at the top end of the air nozzle, and an oscillation piece is rotatably installed in the oscillation box. Through the design that the oscillation box is arranged in the working cavity and the oscillation piece is installed in the oscillation box, compared with a traditional oscillation structure with a single-ball blocking structure, the oscillation piece and a cavity separated, the oscillation structure is more stable; the second air outlet for adjusting the air pressure through the adjusting knob is matched with the design of the transparent air flow indicating tube, multi-gear adjustment and visualization of the air pressure are achieved, the water content in exhaled air is effectively reduced through the design that the water vapor filtering cotton is arranged in the blocking cavity, and the service life of the product is prolonged.

The application discloses a proximal end joint of a sputum suction tube, the sputum suction tube and a sputum suction mirror. The proximal end joint (10) is provided with a ventilation hole (30) in communication with the atmosphere, and the proximal end joint (10) is connected with an extension piece (20) outside the ventilation hole (30). The extension piece (20) extends from the ventilation hole (30) along the length direction of the proximal end joint (10), and the extension piece (20) and the outer wall of the proximal end joint (10) form an atmosphere channel in communication with the ventilation hole (30) and the atmosphere. The atmosphere channel is provided with an atmosphere communication port (50) at the extension end of the extension piece (20). The proximal end joint of the sputum suction tube can be used in common sputum suction tubes and sputum suction mirrors, and can not only avoid the contamination of fingers of medical staff during the suction of sputum and the cross infection, but also has low cost and is suitable for popularization and use.

The invention relates to the technical field of respiratory medicine, in particular to a medicine inhalation device for the respiratory medicine, which comprises a breathing mask and a handheld cylinder connected to the breathing mask, and further comprises an auxiliary sputum excretion mechanism which is arranged on the breathing mask and connected with a sputum excretion collecting box through a sputum suction hose, and the sputum excretion collecting box is movably arranged on the side wall of the handheld cylinder. The problems that in the sputum excretion process, a pipeline needs to be disassembled frequently, operation is tedious, respiratory support continuity is damaged, infection risks are increased, an opening auxiliary structure is lacked, a sputum suction pipe is blocked when entering the throat, operation efficiency is low, the sputum suction pipe does not have an effective fixing mechanism, and sputum excretion cannot be carried out easily are solved. The problems that a patient unconsciously draws a tube, angle adjustment of an atomized liquid medicine barrel is limited, liquid medicine cannot be stably sucked when the body position of the patient changes, meanwhile, different devices need to be operated separately for atomization and sputum excretion, the workload of medical care is increased, adaptability is poor, and the use scene is limited are solved.

The present application relates to a kind of nasal visualization sputum suction insertion system, belong to medical instrument technical field, solve the low success rate of insertion in prior art, sputum suction is not complete.The nasal visualization sputum suction insertion system includes: insertion tube, control module, display screen, elastic deformation structure, terminal sputum suction structure and miniature camera;The terminal sputum suction structure is provided with multiple sputum suction holes, and miniature camera is embeddedly installed;Display screen is arranged on the control module;The terminal sputum suction structure is communicated with one end of insertion tube by elastic deformation structure;The control module is used to control the bending of elastic deformation structure and then control the orientation adjustment of terminal sputum suction structure;The side of the insertion tube is provided with sputum suction tube interface capable of being connected with external negative pressure suction device.The present application realizes the visualized insertion of tracheal sputum suction tube, improves the success rate of intubation and the multi-angle adjustment of sputum suction direction, and can effectively suck off the sputum attached to tracheal wall.

The invention belongs to the technical field of medical instruments, and discloses a lung leakage postoperative nursing device. Comprising a plurality of sections which are connected in series in a hinged mode. The driving part is fixedly connected with the fixed frame at the end part, and a first knocking part is arranged in each section of fixed frame. The driving part is connected with a rotating rod, the outer side of the rotating rod is fixedly connected with a striking block, the first striking part is located on the rotating track of the striking block, the rotating rod is provided with multiple sections, and each section of the rotating rod is rotationally arranged in different fixing frames. Gaps are reserved between every two sections of rotating rods, and the rotating rods are rotationally connected with connecting rods so that the rotating rods can swing to adjust the angle. The problems that in the prior art, sputum excretion equipment usually knocks the back of a patient or the whole chest of the patient in a wearable mode, puncture points of the patient are injured, and the illness state of the patient is aggravated are solved.

The utility model discloses an oral care brush for assisting sputum suction in oral care, which belongs to the technical field of medical appliances and comprises an adjusting seat, a through hole arranged on the surface of the adjusting seat, a pipeline joint A and a pipeline joint B which are fixedly connected to two ends of the adjusting seat, and an assembly pipe communicated and connected to the tail end of the pipeline joint A, the limiting ring is fixedly connected to the outer portion of the assembly pipe, and the end face of the pipeline connector B is connected with a sputum suction hose in a communicating mode. A center hole is formed in the tail end of the sputum suction hose, and a side hole A and a side hole B are formed in the outer wall of the sputum suction hose; the tail end of the sputum suction hose is sleeved with a sponge mat, and sputum suction holes are formed in the surface of the sponge mat. Only one sputum suction hole is formed in the surface of the sponge pad, and one sputum suction hole of the sponge pad corresponds to the side hole A of the sputum suction hose, so that when the sputum suction device is used, the negative pressure effect is larger, sputum of a patient can be conveniently and directionally adsorbed, and the using effect is improved.

The invention discloses negative-pressure cleaning equipment for respiratory tract secretions of children, and relates to the technical field of respiratory tract cleaning, the negative-pressure cleaning equipment comprises an equipment box, a supporting piece is arranged in the equipment box, a storage bottle is arranged at the upper end of the supporting piece, a placing hole is formed in the top of the equipment box, the upper end of the storage bottle extends out of the placing hole, and the upper end of the storage bottle communicates with a mounting pipe; the upper end of the mounting pipe communicates with a pipe fitting; the front end of the pipe fitting communicates with an adsorption pipe; the water pump is arranged in the equipment box, the input end of the water pump communicates with a storage part, the output end of the water pump communicates with a conveying pipe, and the output end of the conveying pipe communicates with an insertion pipe; according to the negative pressure cleaning equipment for the secretions in the respiratory tract of the child, dry and sticky secretions (such as nasal scab and sticky sputum) are wetted and softened in advance or synchronously through the water pump and the liquid injection pipe system, so that the secretions are easy to flow. Afterwards, the negative pressure pump and the adsorption pipe system can completely suck and remove the softened secretions, and the defects that traditional pure negative pressure adsorption is low in efficiency and not thorough in removal are overcome.

The invention discloses a sputum suction operation training device, and relates to the technical field of medical equipment, the sputum suction operation training device comprises a simulation trachea, an induction timing part, an induction alarm part, an injection part and a sputum suction part, the bottom of the simulation trachea is provided with a bottom plate used for sealing the bottom of the simulation trachea, and the induction alarm part is fixed on the upper part of the bottom plate; the simulation trachea is used for being inserted through a simulation nasal cavity or a simulation oral cavity of the trachea cannula model and entering and being fixed in the simulation trachea through a simulation throat, the induction timing part is used for being arranged on one side of one end, located outside the simulation nasal cavity or the simulation oral cavity, of the simulation trachea, and the injection part is used for injecting simulation sputum into the simulation trachea. The sputum suction part is used for stretching into the simulated trachea to suck sputum. According to the sputum suction operation training device, the accuracy, normalization and training effect of sputum suction operation training are improved, and sanitation and safety are improved.

The invention discloses a trachea cannula with an aerosolization drug delivery function under an air bag. The trachea cannula comprises a main tube body, the air bag, an air bag inflation tube and an independent drug delivery channel embedded in the tube wall of the main tube body. The far end of the channel extends below the attachment point of the air bag and is communicated with the air channel through a plurality of micropores, and the near end of the channel is provided with a standardized connecting port. Medicine can be accurately conveyed to a dead space area below the air bag, efficient phlegm reduction, blocking prevention and infection resistance are achieved, negative pressure suction is supported, administration-suction integrated operation is formed, and nursing safety and convenience are remarkably improved.

This invention relates to the field of medical devices, and particularly to a novel tracheostomy occlusion device, comprising an operating table, a fixation plate, an adjustment mechanism, and an execution mechanism. This invention addresses the following problems encountered in the practical use of tracheostomy auxiliary retraction devices: prolonged holding of the retractor by the surgical assistant can cause soreness and lead to shaking of the retractor, which in turn can cause neck movement, affecting the normal progress of the surgery and potentially causing further trauma to the patient's trachea. Furthermore, it cannot effectively manage blood flowing from the neck, which may lead to blood entering the trachea and causing respiratory discomfort, even threatening the patient's life; the portion of the tracheostomy cannula inside the trachea obstructs the airway, affecting the patient's ability to cough up sputum and leading to inaccurate assessments of the patient's coughing ability; and it can easily cause blind sinus tracts to form at the tracheostomy site.

The utility model relates to the field of medical equipment, and discloses a sputum excretion device for pulmonary tuberculosis nursing, which comprises a sputum excretion device main body, one side of the sputum excretion device main body is fixedly connected with a base, the top of the base is provided with a sputum suction tank, the outer side of the sputum suction tank is provided with a connecting assembly I, and the top of the base is provided with a fixing assembly. A sealing cover is arranged at the top of the sputum suction tank, a second connecting assembly is arranged at the top of the sealing cover and comprises an inlet pipe and an air outlet pipe, the outer side of the inlet pipe and the outer side of the air outlet pipe are both fixedly connected to the interior of the sealing cover, a first groove is formed in the outer side of the inlet pipe, and a second groove is formed in the outer side of the air outlet pipe. According to the sputum suction tube, the convex rings are arranged in the sputum suction tube and the air suction tube, when the sputum suction tube and the air suction tube are connected with the corresponding connectors in an inserted mode, the convex rings in the sputum suction tube and the air suction tube can be clamped in the grooves in the outer sides of the connectors, the air tightness of the connecting positions of the sputum suction tube and the air suction tube is good through interference fit, and the poor sputum suction effect caused by air leakage is avoided.

The present application provides a kind of sputum suction device, including suction pipe, liquid collection bag, negative pressure pipe, push-pull assembly, shielding assembly and connecting assembly;Suction pipe one end and negative pressure pipe communicate, and the lateral wall of suction pipe and liquid collection bag communicate;Negative pressure pipe is equipped with vent, shielding assembly is slidably arranged on the outer wall of negative pressure pipe, and can shield vent;Push-pull assembly is slidably arranged in negative pressure pipe, and can form closed cavity with the inner wall of negative pressure pipe;Connecting assembly one end and push-pull assembly are connected, the other end is placed on the outer wall of negative pressure pipe, and is kept away from shielding assembly;Pull push-pull assembly outward, and connecting assembly can drive shielding assembly to slide.The above-mentioned sputum suction device can reduce the pressure generated to suction pipe when pushing inward, and then reduce the situation that sputum in suction pipe is pushed back into the body of patient.

The application discloses a kind of full-automatic sputum dyeing system and method of slice, the system of the present application will three-dimensional mechanical transmission device, sputum homogenization device, consumable storage device, slice mechanical device, glass slide collection device, oil drop device, dyeing reagent input device and controller are integrated in rack, using PLC programmable controller to automatically control the system, automatically complete to sputum homogenization, dyeing and slice, complete the whole process of sputum smear production.The present application has the advantages of high degree of automation, low cost, high sputum smear production efficiency and good sputum smear production quality, meets the needs of medical system for sputum smear production, reduces the probability of infection to medical staff.

The utility model provides a sputum monitoring and early warning device, and belongs to the technical field of medical devices. Comprising a chest binding sleeve which is hooped at the chest of a patient, and a drawstring surrounds the outer side of the chest binding sleeve; the first box body is connected with one end of the drawstring; the second box body is fixedly connected with the first box body, a displacement sensor is arranged in the second box body, and the input end of the displacement sensor is connected with the other end of the drawstring; the data processing module is located in the second box body; the signal sending module is electrically connected with the data processing module; and the mobile terminal comprises a signal receiving module used for receiving the signal sent by the signal sending module. According to the utility model, the displacement sensor is used for detecting the perimeter change information of the drawstring and sending the collected information to the mobile terminal, so that the sputum in the thoracic cavity or the respiratory tract of a patient can be remotely monitored, when the sputum is detected, the sputum can be prompted in time, and the sputum monitoring device is simple in structure, low in manufacturing cost, comfortable to wear and convenient for clinical popularization.

The invention relates to the technical field of medical instruments, and discloses an anti-hypoxia sputum suction catheter which comprises an oxygen uptake catheter and a sputum suction catheter assembly arranged in the oxygen uptake catheter in a penetrating mode, the right end of the oxygen uptake catheter and the right end of the sputum suction catheter assembly are communicated with a three-way pipe, and the periphery of the three-way pipe is fixedly connected with a fixing shell. The left end of the three-way pipe is fixedly connected with a check valve, the right end of the three-way pipe is communicated with a branch pipe and a connecting pipe, the tail end of the connecting pipe is provided with a pneumatic pump, and the middle of the pneumatic pump is fixedly connected with an adjusting valve. By means of the coaxial double-tube structure and the three-way tube shunt design, continuous oxygen supply is kept while the sputum aspirator goes deep into an airway for sputum aspiration, suffocation of a patient is effectively prevented, accurate adjustment and visual monitoring of negative pressure are achieved by means of the pneumatic pump assembly integrating the adjusting valve and the display screen, and the safety and efficiency of sputum aspiration operation are remarkably improved.

The utility model discloses a sustainable sputum suction device, which relates to the field of sputum suction devices and comprises a cannula inserted into a trachea through a trachea incision, a limit baffle is integrally formed at one end of the cannula outside the trachea, and the inner wall of one end of the cannula outside the trachea is in threaded connection with a connecting tube. The output end of the connecting pipe is provided with a blowout prevention plate, the limiting baffle is internally provided with two anti-check valve membranes which can be opened outwards, an oxygen supply mechanism is installed above the periphery of the connecting pipe, and the inner wall of the connecting pipe is provided with a sputum excretion mechanism below the output position of the anti-check valve membranes. The oxygen supply mechanism, the sputum excretion mechanism and the check valve membrane are arranged, so that sputum excretion operation of a patient can be assisted, oxygen supply is not affected, and the possibility that the cannula is blocked is avoided.

The invention discloses a sputum scab remover for a trachea cannula, and belongs to the technical field of medical instruments. The cleaner comprises a clamping assembly, an opening and closing mechanism, an elastic reset piece, a flexible arm, a handheld driving assembly and a transmission assembly. The clamping assembly comprises a mounting base and a plurality of circumferentially-distributed clamping jaws, and the lower ends of the clamping jaws are hinged to the mounting base. The opening and closing mechanism comprises a driving sleeve capable of axially moving and a connecting rod mechanism connected with the driving sleeve and the clamping jaw; the elastic reset piece provides elastic force for closing the clamping jaw; the flexible arm is connected with the mounting seat and the handheld driving assembly; the handheld driving assembly comprises a driving mechanism in the shell; the transmission assembly is connected with the driving mechanism and the driving sleeve. The flexible arm adapts to the bent path of the trachea cannula, the sputum scab is grabbed in a wrapping mode through circumferential distribution of the multiple clamping jaws, stable and reliable action control is achieved through the transmission mechanism, and therefore the problem that an existing tool is difficult to go deep into the bent cannula and completely and reliably remove the attached sputum scab is solved.

The utility model provides a kind of sputum aspirator holder, including mounting plate, the top of mounting plate is provided with limit ring, the bottom surface port of limit ring is fixed with inlay ring, it is provided with several support columns between the inlay ring and mounting plate and is fixed by several support columns;Fixed ring is provided in limit ring, the top surface of fixed ring is fixed with sputum aspirator body, and fixed ring is provided with fixed adjusting mechanism between mounting plate. The utility model is cooperated by each structure, not only is convenient for the fixation of sputum aspirator, and simple operation, it is beneficial to promotion.

The invention relates to the technical field of medical instruments, in particular to an intelligent sputum suction device for the pneumology department, which comprises a shell, and a sputum suction execution module, a negative pressure generation module and a control module are mounted on the shell; the sputum suction execution module comprises a double-cavity sputum suction tube, a telescopic driving assembly capable of automatically adjusting the insertion depth and a sensing unit used for monitoring the sputum state, the double-cavity sputum suction tube comprises a negative pressure channel and an atomization channel, one end of the negative pressure channel is communicated with the negative pressure generation module, and a multi-point negative pressure suction port is formed in the other end of the negative pressure channel; one end of the atomization channel communicates with a gas-liquid mixing cavity, and the gas-liquid mixing cavity is installed in the shell. The control module is electrically connected with the sensing unit of the sputum suction execution module, the telescopic driving assembly and the negative pressure generation module. The control module dynamically adjusts the negative pressure intensity of the negative pressure generation module and the moving path of the double-cavity sputum suction tube according to sputum state data fed back by the sensing unit. The device is used for reducing the risk of cross infection and airway injury, and meets the clinical requirements of different groups of patients.

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. Name of the product in this design: Suction tube (electric flushing type). 2. Purpose of this design: This design is used for cleaning the oral cavity and rinsing sputum in comatose and dependent patients. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The application discloses a respiratory tract unblocking device for a respiratory system, which comprises a breathing nozzle, a three-way pipe, an adjusting pile, a gas distribution pipe and a water storage bottle. The three-way pipe is rotationally connected with the adjusting pile at the top, fixedly connected with the breathing nozzle at the middle and fixedly connected with the water storage bottle at the bottom. The gas distribution pipe is linearly slidably connected with the water storage bottle and threadedly connected with the adjusting pile. The water storage bottle contains liquid. When a patient needs to unblock sputum, the patient only needs to exhale into the device through the breathing nozzle, so that continuous air bubbles are formed at the bottom of the water. In this process, the positive pressure exhalation can prevent the end of the airway of the patient from collapsing too early. Since the air bubbles are generated one by one, the airway can be shaken in the reverse direction. In addition, the exhalation flow rate can be accelerated, and finally the patient can better unblock the secretion in the airway.

This utility model discloses a respiratory suction device, relating to the field of respiratory medicine technology. It includes a device base plate, with an annular fixing assembly fixedly connected to the top of the base plate. A suction container is inserted inside the annular fixing assembly, and a protective cover is inserted into the top of the suction container. A sealing ring is inserted inside the protective cover. Through the sealing ring and the filtration and purification assembly, this utility model achieves safety and filtration effects during operation. The filtration and purification assembly uses multi-layer filtration. The first layer, a polypropylene membrane, with its large pore size, quickly captures larger particulate impurities in the sputum. Two subsequent layers of cellulose filter cotton provide deep purification, intercepting tiny bacteria, viruses, and harmful aerosols. It can filter a large number of respiratory pathogens, greatly reducing the risk of cross-infection in wards. The sealing ring at the bottle opening is made of highly elastic, aging-resistant medical silicone, effectively preventing leakage and improving safety.

The invention relates to the technical field of medical sputum suction instruments, in particular to a negative pressure adsorption and vibration scraping combined medical sputum suction nursing device which comprises a handle, a sleeve and a suction head, the handle is connected with the suction head through the sleeve, a cross section is arranged on the side wall of the suction head, a groove is formed in the cross section, and a scraping assembly is arranged in the groove; the scraping assembly comprises a mounting box, a floating box, a flexible connecting ring, a flexible attaching layer and a vibration motor, the groove and the scraping assembly are arranged on the suction head, high-frequency vibration of the protrusion is matched with the humidifying effect of the humidifying medium and the suction effect of the negative pressure module, sputum scab is softened and stripped rapidly, and the sputum suction efficiency is improved. In addition, stimulation to the oral mucosa and the respiratory tract is small, the size of an operation cavity of the groove can be effectively reduced, the liquid supply module only needs to inject a small amount of humidifying medium into the groove every time, even if the humidifying medium overflows, the patient cannot be greatly affected, and comfort is good.

The invention discloses a tracheostomy tube with a blocking cover, and relates to the technical field of medical instruments, the tracheostomy tube comprises an outer tube and an inner tube inserted in the outer tube, a fixed wing is welded at one end of the outer tube, and a blocking cover body is fixed at one end, led out of the fixed wing, of the inner tube. According to the tracheostomy tube with the blocking cover, the blocking cover body is arranged to be in linkage with the blocking mechanism to form an airflow channel A, meanwhile, the airflow channel A is divided into two bent channels through the blocking mechanism to achieve foreign matter flow blocking, airflow can be diffused at the position of a ring sleeve to achieve further flow division, and the situation that a nasal cavity filter is polluted by splashed foreign matter due to intense bucking is prevented; meanwhile, by means of the tube blocking operation generated through cooperation of the blocking mechanism, the middle sleeve and the blocking cover body, sputum foreign matter sprayed during bucking can be prevented from being splashed and guided out of the inner tube, airflow impact force generated during intense bucking can be buffered, and the situation that the tracheotomy tube is impacted to be ejected out of the human body, and consequently pain is aggravated is prevented.

1. The name of the design product: nursing sputum suction device. 2. The use of the design product: for medical care sputum suction. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective drawing.