366 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 relates to the technical field of sputum suction devices, and discloses a novel respiratory department nursing sputum suction device which comprises a collecting bottle, a filter plate arranged in an inner cavity of the collecting bottle, a sealing cover in threaded connection to the top of the collecting bottle, and a negative pressure hose and an adsorption hose which are fixedly connected to the inner surfaces of the two sides of the sealing cover respectively. The outer end surface of the sealing cover penetrates to the bottom of the filter plate; the anti-blocking mechanism comprises a suction assembly used for forming negative pressure in the negative pressure hose and sucking sputum through the adsorption hose, a cleaning assembly capable of automatically cleaning the filter plate when the bottom of the filter plate is blocked by the sputum, and a dismounting assembly capable of conveniently dismounting and maintaining the filter plate. The sputum suction device has the beneficial effects that by arranging the anti-blocking mechanism, sputum can be prevented from entering the negative pressure hose through the filter plate in the sputum suction process, the sputum at the bottom of the filter plate can be automatically swept off when the filter plate is blocked, the disassembly and assembly process of the filter plate can be greatly simplified, and the operation burden of medical staff is reduced when the filter plate needs to be deeply maintained.

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.

According to the mode switching method, the controller, the airway clearance equipment, the storage medium and the program product provided by the embodiment of the invention, the oscillation airflow under different oscillation frequencies is output after operation is performed for the preset duration in the airway oscillation mode or the mechanical inhalation and exhalation mode, and the oscillation airflow under different oscillation frequencies is output for any oscillation frequency. The method comprises the following steps: acquiring response information of a user to oscillation airflow at oscillation frequencies, determining an impedance parameter of the user according to the response information at each oscillation frequency, determining an operation mode at the next moment according to the impedance parameter, and executing the operation mode, according to the method, the response information of the user under the oscillation airflow is obtained to determine the impedance parameter representing the blocking condition of the respiratory system of the user, so that the adopted airway clearance mode is automatically adjusted according to the real-time breathing state of the user, and the sputum discharge effect is improved.

The utility model relates to the technical field of medical instruments, and discloses an efficient atomization device with a sputum excretion function, which comprises a sputum excretion device body, an oscillation chamber and a connector, the oscillation chamber is arranged in the sputum excretion device body, the oscillation chamber comprises a first end and a second end, an oscillation bead is movably arranged in the oscillation chamber, and the connector is connected with the first end and the second end of the oscillation chamber. The first end and the second end are respectively provided with an air vent which can be sealed with the oscillating bead, the connector is connected with the sputum excretion device body, an extension part is arranged below the connector, and the extension part is provided with a connecting interface which is used for being connected with an atomizer; the utility model effectively solves the problems that the operation complexity of a patient is increased, the treatment complexity and cost are increased, and atomized medicine is not uniformly distributed at each position of the lung when being directly conveyed into the oral cavity of the patient through a pipeline, so that the treatment effect is poor, and the like when the patient needs to be treated step by step and is equipped with various devices for use when the patient is subjected to sputum excretion treatment. The atomized medicine is difficult to effectively reach the deep layer of the lung.

The utility model discloses a protective bib used after tracheostomy. The protective bib used after tracheostomy comprises a bib body, a scarf and a pocket, wherein the scarf and the pocket are connected with the bib body. A through hole for avoiding the trachea cannula is formed in the neckerchief; the pocket is provided with an opening; the bib bag is connected with the bib body through the rotary connecting device, so that an opening of the bib bag faces upwards. According to the tracheal cannula, the scarf can be fixed to the neck of the patient, the through hole in the scarf corresponds to the tracheal incision of the patient in position, interference between the scarf and the tracheal cannula is avoided, and the scarf can prevent sputum from infiltrating the skin and the tracheal cutting dressing. The bib body is located on the chest and the abdomen of a patient, liquid such as sputum and medicine is prevented from wetting or polluting clothes, the liquid flows into the bib bag along the surface of the bib body under the action of self weight to be collected, and environment pollution is avoided. When the patient moves or changes in the lying position, the pocket is rotated and the position of the pocket is adjusted, so that the opening of the pocket faces upwards, and the situation that the opening of the pocket faces downwards or the pocket inclines to spill liquid in the pocket is avoided.

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 invention discloses a primer composition for detecting drug resistance of mycobacterium tuberculosis, a related product and application, and belongs to the field of pathogen detection. The primer composition comprises a primer pair aiming at an rpoB gene, a primer pair aiming at a katG gene, a primer pair aiming at an inhA gene, a primer pair aiming at an ahpC gene, a primer pair aiming at a gyrA gene and a primer pair aiming at a gyrB gene. According to the invention, mutation of mycobacterium tuberculosis complex and rifampicin, isoniazide and quinolone drug resistance related genes rpoB, katG, inhA, ahpC, gyrA and gyrB genes in sputum of a tuberculosis patient can be detected at one time, single-tube multiple high-sensitivity detection is realized, wild genes and mutant genes are accurately distinguished, and serious cross reaction is avoided.

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 utility model discloses a portable electric sputum aspirator, which relates to the technical field of sputum aspirators, and comprises a handle, a negative pressure pump, an air pipe and a suction pipe, the negative pressure pump is arranged in the handle, a switch for controlling the negative pressure pump is arranged on the handle, the output end of the negative pressure pump is connected with the air pipe, the portable electric sputum aspirator further comprises a middle cylinder, a partition plate is arranged in the center of the middle cylinder, and the suction pipe is arranged in the middle cylinder. The partition plate divides the middle cylinder into a left cavity and a right cavity which are an auxiliary cavity and a collecting cavity respectively. By arranging the auxiliary cavity and the collecting cavity, the auxiliary cavity and the collecting cavity are isolated through the filter screen, gas enters the auxiliary cavity through the through groove and then is discharged to the outside, sputum directly falls into the collecting barrel, and backflow of the sputum is effectively prevented; the piston block and the spring are arranged in the auxiliary cavity, when the sputum suction cannula is blocked, suction force of the negative pressure pump drives the piston block to move upwards to form a buffer space, mucous membrane damage caused by continuous high pressure is avoided, medical staff can instantly release negative pressure impact force by pulling down the piston rod, blocked sticky sputum can be quickly dredged, and the sputum cleaning effect is improved.

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 utility model discloses an aerosol inhalation device convenient for tracheal intubation and tracheostomy intubation patients, which comprises an atomization medicine storage cup, an intubation connecting seat and a connecting tube, the atomization medicine storage cup is connected with the intubation connecting seat through the connecting tube, and the atomization medicine storage cup comprises a cup body and a cup cover. The lower surface of the cup cover is connected with the top end of the conical cover through a stand column and two connecting rods, a middle partition plate is arranged between the two connecting rods, drainage grooves are formed in the two sides of the inner wall of the conical cover, liquid inlet grooves are formed in the positions, located at the drainage grooves, of the bottom of the conical cover, and a sealing plug is arranged at a bypass opening in the top end of the cannula connecting base. On the premise that a trachea cannula or a tracheostomy cannula is not pulled out, a patient can inhale enough atomized liquid medicine, secretions and sputum in the respiratory tract are effectively removed, respiratory tract infection and other complications are effectively prevented, the operation of the fiberoptic bronchoscope is smoother, meanwhile, the liquid medicine can be completely pulled out, and residue and waste of the liquid medicine cannot be caused.

The invention relates to the technical field of sputum suction devices, in particular to a sputum suction device for respiration and critical disease medical nursing, which comprises a push-pull plate and a distraction component, a manual sputum suction apparatus is embedded in the front end of the push-pull plate, the output end of the manual sputum suction apparatus is connected with a sputum suction tube, the front end of the sputum suction tube is fixedly connected with a connecting hose, chutes are symmetrically formed in two outer walls of the push-pull plate, and the push-pull plate is provided with a push-pull rod. An adjusting assembly used for adjusting the length of the front end of the sputum suction tube is arranged at the outer end of the push-pull plate and comprises a sliding frame slidably connected to the outer end of the push-pull plate in a sleeving mode, connecting blocks are fixedly connected to the top end and the bottom end of the sliding frame, sliding blocks clamped in the sliding grooves are fixedly connected to the upper end and the lower end of the inner wall of the sliding frame, and reset springs are fixedly connected between the sliding blocks and the sliding grooves; and the outer walls of the connecting blocks are fixedly connected with drawing wires which penetrate through and are clamped into the conical pipes in a sliding manner. The sputum suction device has the beneficial effects that the drawing wire in the adjusting assembly is linked with the sliding frame, the conical tube can be collected into the sputum suction tube, sputum is prevented from flowing out when being drawn out, and the injury prevention effect is enhanced through a double-contraction structure.

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 invention relates to the technical field of medical equipment, in particular to a portable electric negative pressure aspirator, a control system and a use method. The portable electric negative pressure aspirator comprises an equipment body which is provided with a containing cavity and provided with a connecting port communicated with the containing cavity, and the upper portion of the containing cavity is provided with a putting-in opening; the storage bag comprises a bag body and a cover body for sealing the bag body, the cover body is provided with a first connecting pipe and a second connecting pipe, the first connecting pipe and the second connecting pipe both penetrate through the cover body, the bag body is contained in the containing cavity, and the cover body is detachably buckled and covered on the putting-in opening; and the negative pressure pump is arranged on the equipment body, an air suction port of the negative pressure pump is connected with the connecting port through a first pipeline so that the containing cavity can be in a negative pressure state, and the air suction port of the negative pressure pump is connected with the first connecting pipe through a second pipeline so that the containing bag can be in a negative pressure state. The problem that a traditional negative pressure sputum suction device is difficult to meet the use requirements of out-of-hospital emergency treatment, home nursing or resource limited areas is solved.

The invention provides a tracheal catheter core capable of sucking sputum. The tracheal catheter core comprises a flexible guide core, a handle assembly and a pull wire. The flexible guide core is formed by connecting a plurality of joints and provided with a first sputum suction channel and a first channel, the handle assembly comprises a supporting rod and a traction piece, the supporting rod is provided with a second channel and a second sputum suction channel, a negative pressure connector is arranged on the side wall of the supporting rod, and the traction piece can pull the pull wire to drive the flexible guide core to be bent. During use, when secretions exist in the oral cavity of a patient, the negative pressure connector is firstly connected with a negative pressure sputum suction device to suck away the secretions, then tracheal intubation is carried out, and during intubation, the pull wire is pulled through the traction piece to adjust the bending degree and the bending direction of the flexible guide core in real time, so that the flexible guide core is smoothly guided to be inserted. According to the invention, the flexible guide core can dynamically adapt to the change of the airway shape in the insertion process, so that the success rate of intubation is improved; meanwhile, the sputum suction channel is formed in the flexible guide core and the supporting rod, sputum in the oral cavity can be cleaned, and the smoothness of the airway is guaranteed.

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 utility model discloses a kneeling type sputum excretion instrument which comprises a sputum excretion unit which comprises a main machine and a waistcoat, two first guide pipes are installed on the main machine, two second guide pipes are installed on the waistcoat, the first guide pipes are in threaded connection with air guide pipes, and the ends, away from the first guide pipes, of the air guide pipes are in threaded connection with the second guide pipes. A storage assembly used for storing the air guide pipe is arranged at the bottom of the main machine. The protection pad is taken out from the elastic storage bag, the patient kneels on the protection pad, then lies on the front, holds the supporting pad from the first groove and puts the jaw on the second groove, the posture is comfortable, the protection pad protects the knees, the posture of kneeling and lying on the front facilitates sputum excretion, after sputum excretion is finished, the air guide pipe is detached, and the patient can conveniently carry out sputum excretion. And then one end of the air guide pipe is in threaded connection with one of the threaded cylinders, then the air guide pipe is wound around the bottom of the convex column, and the other end of the air guide pipe is in threaded connection with the other threaded cylinder, so that the air guide pipe is convenient to store.

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 technical field of medical instruments, and discloses a tuberculosis patient auxiliary respirator with a sputum suction function. The tuberculosis patient auxiliary respirator with the sputum suction function comprises a lower supporting plate, supporting columns, an upper supporting plate, an installation base, an oxygen bottle, a first oxygen conveying pipe, an auxiliary respirator body and an elastic band, the lower supporting plate is fixedly connected with the multiple supporting columns, the multiple supporting columns are jointly and fixedly connected with the upper supporting plate, the upper supporting plate is fixedly connected with the installation base, and the lower supporting plate is fixedly connected with the installation base. A mounting seat is fixedly connected to the lower supporting plate, an oxygen bottle is placed on the mounting seat, a first oxygen catheter is connected and communicated to the oxygen bottle, an auxiliary respirator body is placed on the upper supporting plate, one end of the first oxygen catheter is connected with the auxiliary respirator body, and two elastic bands are arranged on the upper supporting plate. When the air bag recovers to the original shape, suction force can be generated, sputum in the body of the patient is sucked out, it is avoided that the sputum is accumulated in the respiratory tract to affect breathing, and then aggravation of the illness state is prevented.

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.

1. The name of the design product: sputum spatula (Aikaan). 2. The use of the design product: for sputum spatula. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

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.