309 results about "Infection risks" patented technology

The invention discloses a children respiratory tract infection risk prediction method based on multi-source medical data, particularly relates to the field of respiratory tract infection risk prediction, and is used for solving the problems that an existing method cannot identify a cross-regional co-infection mode and cannot prevent an input transmission risk. According to the method, a high-incidence time period baseline is constructed by extracting children respiratory tract infection historical electronic medical records of all regions, a local co-infection mode feature library is established based on a pathogen positive case co-occurrence relation, and a region-time period-pathogen three-dimensional collaborative tensor is constructed to recognize a synchronous high-incidence region group. And capturing real-time pathogen data of the synchronous high-incidence area, matching the real-time pathogen data with a local co-infection mode to generate a real-time risk list, deducing an input co-infection mode in combination with interregional personnel circulation intensity, and calculating the cross-regional risk permeability. And finally, a risk heat map is generated based on the permeability, and regional linkage-oriented children respiratory tract infection risk prediction is realized.

The invention relates to the technical field of artificial intelligence, in particular to a machine learning-based double-J tube indwelling membranous fungus infection risk medication decision support method, and aims to solve the problems of inaccurate double-J tube indwelling membranous fungus infection risk assessment and medication decision experience. According to the method, the machine learning model for predicting infection risks, pathogenic bacteria and drug curative effects is constructed by collecting multi-dimensional data and performing feature engineering, and personalized medication suggestions and visual decision support are provided in combination with a knowledge base and a rule engine. By adopting the scheme, accurate risk prediction can be realized, drug curative effect evaluation can be optimized, drug use reasonability and safety can be ensured, and clinical decision-making efficiency can be improved.

The invention discloses a multi-drug-resistant bacterium infection risk assessment method, system and device and a storage medium, and belongs to the technical field of medical data analysis, and the method comprises the steps: collecting a clinical related data set of an ICU patient, and carrying out the preprocessing of the clinical related data set to obtain a to-be-assessed data set; performing feature extraction on the to-be-evaluated data set in combination with a long short-term memory network and a time sequence attention mechanism to obtain a high-risk feature set; inputting the high-risk feature set into a pre-constructed dynamic scoring model, and calculating a corresponding risk score through the dynamic scoring model; and grading the risk score based on a preset grading rule to obtain a current risk level, and outputting a corresponding intervention strategy through a preset intervention decision mechanism based on the current risk level. According to the scheme, the high-risk feature set is extracted by combining the long-short-term memory network with the time sequence attention mechanism, then the risk score is calculated through the dynamic scoring model, the risk level is determined according to the preset grading rule, the intervention strategy is output, and the accuracy of MDRO infection assessment is improved.

The embodiment of the invention discloses a hospital infection aggregation risk early warning method and system based on patient medication intensity. The method comprises the following steps: acquiring basic information, medication records and inspection results of a patient; cleaning and standardizing data; based on the medication conditions in the short-term and long-term windows in the processing result, calculating medication intensity, and marking high-risk patients to obtain target patient data; performing rolling accumulation statistics on the target patient data, and determining a risk level through quartile anomaly detection or an inter-day mutation threshold method according to a statistical result; different early warning channels are automatically triggered according to the risk levels, and differential intervention measures are implemented. By implementing the method provided by the embodiment of the invention, the accuracy and the response speed of hospital infection prevention and control can be effectively improved, so that the infection risk and the medical cost of a patient are remarkably reduced, and the problem that the prior art lacks an effective means for performing real-time monitoring and individualized evaluation on the hospital infection risk is solved; and the technical problems of delayed prevention and control measures and low resource utilization efficiency are solved.

The invention discloses a brain glioma classification method and device based on multi-mode MRI, and relates to the technical field of image processing. According to the method, multiple tumor sub-regions of the brain glioma are acquired based on a to-be-processed multi-modal MR image, multiple local ROIs are extracted based on the multiple tumor sub-regions, and then the sub-type of the brain glioma is determined based on the multiple local ROIs and a global ROI. The subtype can be determined through the multi-modal MR image, so that on one hand, non-invasive identification of the subtype is realized, and bleeding and infection risks caused by identification of the subtype are avoided; and on the other hand, the classification accuracy can be improved by utilizing complementary information between different modal images and a boundary form between different tumor sub-regions. Besides, through the fine structure features of each tumor sub-region reserved from a plurality of visual angles by the plurality of local ROIs, and in combination with the spatial distribution context information of the whole brain glioma provided by the global ROI, a better balance between the processing precision and the calculation efficiency can be realized.

The invention relates to the technical field of medical instruments, and discloses a disinfection device for a reproductive medicine examination room, which comprises a flowing gas heating mechanism and a rotary reciprocating shaking mechanism, a lower movable disc which is positioned in the vertical disinfection barrel and can rotate, an upper movable disc which is positioned right above the lower movable disc and can generate a longitudinal reciprocating motion effect, and a storage movable plate which longitudinally moves along with the upper movable disc and can support an instrument are arranged in the vertical disinfection barrel. According to the disinfection device for the reproductive medicine examination room, an instrument is effectively disinfected through disinfection gas, the disinfection gas is gas and has the rapid movement and permeation functions, in addition, the instrument can shake in the disinfection process through the device, the instrument can generate a movement gap through shaking, and therefore the instrument can be disinfected conveniently. And the disinfection gas can generate a flowing disinfection effect along the whole surface of the instrument, so that the disinfection range of the instrument is expanded, and the infection risk of the instrument in the subsequent use process is reduced.

The invention belongs to the technical field of emergency management, and particularly discloses a medical waste classification recovery vehicle path optimization method and system. Comprising the steps that according to infection risk characteristics of different types of medical wastes, an infection risk calculation model for implementing differentiation in the temporary storage, collection and transportation processes of the medical wastes in a medical institution is constructed; constructing a time dependence function under the time-varying road network, and depicting the dynamic change of the driving speed of the recovery vehicle in different time periods; considering exposed groups in road dynamic vehicles, and establishing an infection risk dynamic calculation model in and around the road; constructing a multi-objective optimization model with the total cost and the total infection risk minimized by taking the vehicle load, the road network, the time and the variables as constraints; and carrying out iterative optimization on the multi-objective optimization model to obtain optimal recovery paths and starting time in different time periods. According to the invention, through reasonable risk grading, time-varying road network modeling, risk calculation and path optimization, efficient and safe recovery of medical wastes is realized.

The application belongs to the field of digital medicine, and particularly relates to a chronic obstructive pulmonary disease (COPD) differential system based on digital lung sound, a construction method and application thereof. The system comprises a data acquisition module, a preprocessing module, a conversion module, a data module, a data processing module, a data enhancement training module, a deep learning module, a differential module, a grading module and a display module. Digital lung sound records of candidates are collected, converted into mel spectrograms, and diagnosed by using a deep neural network. The candidates are COPD patients, healthy people, or people suffering from other lung diseases, and the disease grade of the COPD patients is given by a device carrying the differential system. The examination only needs to collect lung sounds in clinical or other places, reduces radiation damage and possible infection risk in the conventional diagnosis process, and provides a scheme for early diagnosis of COPD, and improves the diagnosis efficiency of the respiratory department, especially the COPD disease.

The invention relates to the field of medical pipe fitting materials, in particular to an antibacterial and anti-adhesion plastic material for medical pipe fittings and a preparation method of the plastic material, and aims to solve the problems that an existing medical pipe fitting material is poor in antibacterial performance and anti-adhesion performance and cannot meet the use requirements of the medical pipe fittings. According to the preparation method, by compounding the double-ion powder and polyvinyl chloride, the double-ion powder can be stably dispersed in the plastic material, excellent antibacterial performance can be achieved, growth and reproduction of various bacteria can be effectively inhibited, accordingly, the infection risk in the use process of the medical pipe fitting is reduced, the plastic material is endowed with excellent anti-sticking performance, and the service life of the medical pipe fitting is prolonged. The material can reach a bioinert surface, can prevent adhesion of other biomolecules or toxic substances, avoids pollution, also can resist adhesion of tissues, and can be safely applied to medical pipe fittings; meanwhile, the preparation method is simple in process and easy to realize industrial production, the production cost is reduced, and the preparation method has a wide application prospect.

This invention discloses an infection early warning model and prediction system for critically ill patients based on multimodal monitoring data, belonging to the field of medical artificial intelligence and clinical decision support technology. The system collects multi-source heterogeneous physiological signals, laboratory test indicators, imaging features, and nursing records from patients. Through a self-designed cross-modal feature fusion algorithm and dynamic weight adjustment mechanism, it constructs a nonlinear infection risk prediction model. Furthermore, time-series segmented coding and adaptive threshold correction methods are introduced during model training to achieve early and accurate infection early warning. Compared with existing technologies, this invention significantly improves the sensitivity and specificity of prediction and maintains stable performance across different departments and diseases.

The utility model discloses a kind of disposable sterile syringe, belong to syringe field, the upper end of injection liquid storage pipe is equipped with docking pipe, the inside of docking pipe is equipped with internal isolator, the upper end of internal isolator is connected with sealing washer, sealing of injection liquid storage pipe liquid outlet is realized by internal isolator, sealing washer.Sterile isolation mechanism design makes injection liquid storage pipe outlet sealed when not being used, prevent external bacteria or virus invasion, ensure that injection medicine is sterile, reduce injection infection risk, it is important to medical operation.Docking cover design realizes stable connection with injection liquid storage pipe, through inner hole and inner insertion needle structure, ensure that insertion needle and liquid storage bin accurately communicate, make medicine smoothly push into patient's body, reduce operation leakage risk, improve injection accuracy and safety.Inner insertion needle setting facilitates operator insertion needle, its tip bevel design expands liquid inlet, stably set in the inner hole of docking cover, prevent when operating to stab operator, ensure its safety.

The invention provides a self-disinfection nursing trolley. The self-disinfection nursing vehicle comprises a vehicle body, a top platform is fixedly installed at the top of the vehicle body, a plurality of drawers are fixedly installed at the bottom of the top platform, the drawers are installed on the vehicle body, an installation plate fixedly installed on the vehicle body is arranged below the drawers, an ozone generator is fixedly installed at the top of the installation plate, and the ozone generator is fixedly installed at the bottom of the vehicle body. A connecting pipe is fixedly mounted on the ozone generator, the ozone generator is communicated with the plurality of drawers through the connecting pipe, and a plurality of ultraviolet disinfection lamps are fixedly mounted on the inner walls of the tops of the drawers. The self-disinfection nursing vehicle has the advantages that the self-disinfection nursing vehicle is provided with an integrated automatic disinfection system, instant and efficient disinfection can be achieved after the nursing vehicle is used, the hospital infection risk is reduced, and the nursing work safety and convenience are improved.

The invention discloses a blood volume measuring system based on gauze in an operating room, which relates to the technical field of medical instruments and comprises a high-precision weighing module, an intelligent counting and image recognition module, a centrifugal separation module, a sterile processing module and a man-machine interaction module, according to the blood volume measurement system based on the gauze in the operating room, through secondary weighing, a compensation algorithm and image recognition, the blood volume measurement precision is improved, and reliable data is provided for clinical decision making; manual intervention is reduced through full-process automatic operation, and the operation efficiency is improved; multiple disinfection devices and a self-cleaning process guarantee medical safety and reduce infection risks; the operation convenience is improved through the friendly man-machine interaction design; and the blood volume measuring device can adapt to different operation scenes, can meet the requirements of common and emergency operations, and improves the high efficiency, accuracy and safety of blood volume measurement in an operating room.

The application relates to a corneal drug delivery scleral lens, which comprises a lens body, the lens body comprises a treatment area, a reverse area and a landing area from the center to the outside, the treatment area is located in the center, the reverse area is arranged around the treatment area and is used for connecting the treatment area and the landing area, the landing area is arranged around the reverse area and is used for supporting a scleral surface, so that a liquid accumulation layer is formed between a corneal front surface and the lens body; a flow guide pipe is arranged in the lens body in the radial direction, forming a liquid injection end and a drug delivery hole. The scleral lens of the application can supplement liquid medicine through the flow guide pipe without taking off the lens, dynamic fluid replacement is realized, and the cornea is prevented from being damaged by repeated taking off and wearing. When the lens is designed, the height of the reverse area is taken as a core variable parameterization design, the thickness of the liquid accumulation area and the drug concentration are accurately controlled. The overflow hole is normally sealed, and the risk of infection is reduced. The liquid medicine is diffused from the edge to the center, the whole surface of the cornea is uniformly soaked, and the bioavailability is improved.

The application provides a planting mobile phone, which comprises a stopping device and is capable of being connected with a dental drill used for punching, the dental drill is arranged along a Z axis, the stopping device comprises a rotating member, a connecting member and a stopping member, the rotating member is provided with a spiral groove, the connecting member is connected with the spiral groove, the connecting member is capable of moving along the spiral groove, and the stopping member is connected with the connecting member, when the connecting member moves in the spiral groove, the stopping member is capable of moving linearly along the direction of the Z axis, and the length of the dental drill exposed from the stopping device is controlled. The application drives the stopping member to move by rotating the rotating member, the exposed length of the dental drill is adjusted, and then the control of the punching depth of the dental drill is realized. In the whole operation process, the dentist does not need to touch the stopping member, and the risk of infection of the wound and the operation time are reduced.

The disclosure relates to solid and liquid compositions for reducing lactation, improving health, reducing the risk and or occurrence of intramammary infections, dry-off related stress, dry-off related inflammation, and / or dry-off related infections. A preferred compound is di-n-propyl disulfide.

The invention discloses a pediatric multi-finger postoperative protective cover. The pediatric multi-finger postoperative protective cover comprises a breathable base body, a waterproof cover assembly and a wrist fixing assembly. The breathable base body is in an arc-shaped dome shape and is provided with air holes, a containing space and an opening with a fixing ring are formed in the bottom of the breathable base body, the waterproof cover assembly comprises a fixed cover petal and a movable cover petal, and the movable cover petal can be unfolded to cover the breathable base body and can cover the breathable base body through cooperation of all sealing structures. During closing, the gaps between the cover petals, the side gaps between the cover body and the base body and the front gap are completely sealed, so that a closed protective cavity is formed; the wrist fixing assembly is connected with the wrist in a sealed mode through the flexible sealing sleeve and the elastic adjusting piece. By means of the unique design of the waterproof cover capable of being opened and closed, flexible switching between a ventilation mode and a comprehensive waterproof mode of a postoperative wound is achieved, three-dimensional protection is provided for a child patient, the infection risk caused by collision, scratching and bathing soaking is effectively avoided, and home nursing difficulty and burden are reduced.

The utility model provides a hip lifting air cushion for defecating on a bed. The hip lifting air cushion comprises an air cushion body, a containing bag, an air conveying pipe and an inflation pump. The air cushion body is provided with a containing cavity, a mounting cavity is formed in the top face, and a fixing base is arranged at the bottom. The accommodating bag is detachably mounted in the mounting cavity; one end of the air delivery pipe is communicated with the accommodating cavity, and the other end extends outwards; the inflator pump is connected with the other end of the air delivery pipe and can input air into the accommodating cavity; before use, the air cushion body is inflated to expand the air cushion; then, the air cushion body is sleeved with a garbage bag, a part of the garbage bag enters the containing bag, and the edge of the garbage bag is fixed to the fixing base; during use, the air cushion body is placed in an excretion area below a patient; after defecation is completed, the air cushion bed body is taken out, and the garbage bag is arranged and discarded. The lifting air cushion can lift the buttocks of a patient all the time, is convenient to clean and manage, large in size and mass, stable and not prone to displacement, and reduces pollution and infection risks of a bed sheet.

The utility model relates to the field of medical skin preparation knives, in particular to a disposable medical armpit skin preparation knife. Comprising a hollow spherical tool bit attached to the armpit curve, a plurality of rows of arc-shaped blades matched with the tool bit in outline are installed on the outer surface of the tool bit, and a plurality of liquid outlet holes are formed between the blades. The cutter head and the cutter handle with the cavity are integrally formed; a piston push rod is arranged in the cutter handle; and the arc-shaped blade faces downwards and forms a certain inclined angle with the tangent line of the hollow spherical cutter head. The shaver is simple in structure and convenient to use, the blade can go deep into the armpit, hair difficult to touch is better removed, and the shaver handle comprises the bent section, so that the convenience during shaving operation is improved. The design of the spherical cutter head accords with the armpit physiological curvature of a human body, and the infection risk of an operative incision can be reduced.

This invention relates to the field of medical device technology, specifically to a multifunctional medical skin preparation knife, comprising a gripping part and a blade head, the blade head containing a blade; a moving cavity is formed within the gripping part, and a piston rod is slidably fitted within the moving cavity; the side of the blade head away from the gripping part is spherical, and a power component is fixedly connected to one end of the gripping part near the blade head, the output shaft of the power component being coaxially and detachably connected to a central block, the central block having several slots for clamping the blade; a processing cavity is formed within the blade head, the central block being located within the processing cavity, and several contact grooves are formed on the surface of the blade head, the contact grooves communicating with the processing cavity; an air exchange mechanism for suction or pumping air is provided between the processing cavity and the moving cavity; this invention reduces the difficulty of cleaning hair in recessed and wrinkled areas and the generation of hair residue, while also reducing the risk of infection and medical costs through the detachable blade head structure.

The invention belongs to the technical field of medical instruments, and particularly relates to an anti-pricking infusion apparatus needle head which comprises an infusion shell, an infusion inner tube is slidably arranged in the infusion shell, one end of the infusion inner tube is connected with the needle head in a penetrating mode, the infusion inner tube is rotatably arranged in the infusion shell, and an insertion piece is fixedly connected to the outer side wall of the infusion inner tube. A first clamping groove is formed in the side wall of the infusion shell; after infusion is completed, the insertion piece is moved from the first clamping groove to the sliding groove, the infusion inner tube rotates, then the insertion piece is moved downwards to the lower end of the sliding groove, the needle is retracted into the infusion shell, and finally the insertion piece is moved to the second clamping groove to be fixed. The series of operations ensure that the needle head can be safely stored in the transfusion shell after being used, so that medical personnel or patients are prevented from being punctured by the needle point when treating the used needle head, and the risk of blood spread disease infection caused by the punctured needle is greatly reduced.

The invention discloses mouthwash for treating oral ulcer caused by chemoradiotherapy, which is mainly prepared from the following raw materials in percentage by weight: 0.15 percent to 0.25 percent of chlorhexidine gluconate, 0.015 percent to 0.025 percent of polypeptide of which the amino acid sequence is RWRWRW, 0.05 percent to 0.15 percent of sodium hyaluronate, 0.05 percent to 0.15 percent of menthol, 2.8 percent to 3.2 percent of humectant, 0.45 percent to 0.55 percent of sodium ascorbyl phosphate, 0.5 percent to 1 percent of sodium bicarbonate and the balance of distilled water. The mouthwash for treating the oral ulcer caused by the chemoradiotherapy not only has antibacterial and moisturizing functions, but also can relieve the pain degree of the oral ulcer caused by the chemoradiotherapy, reduce the infection risk and promote ulcer healing, the technical problem that an existing product is single in function is solved, a patient does not need to alternately use multiple preparations, and the compliance is high.

This invention belongs to the field of medical device technology, specifically relating to a fluid self-excited vibration anti-blockage chest drainage tube and an anti-blockage drainage method. It includes a drainage tube body made of medical flexible material; 3-5 chamfered drainage holes are evenly distributed circumferentially at the distal end of the drainage tube body, with rounded edges at the holes having a radius of 0.3-0.5 mm; a threaded connector for quick connection with an external drainage device is fixedly provided at the proximal end of the drainage tube body. The core of this invention, the turbulence section and the variable cross-section oscillation section, are independently arranged along the tube axis, completely avoiding the low vibration efficiency and easy jamming problems caused by the simultaneous placement of the vibrating component and the variable cross-section structure in the prior art. The self-excited vibration generating cavity formed relies solely on the fluid kinetic energy of the pleural effusion or gas to drive the vibration, requiring no external power, significantly reducing equipment complexity and infection risk.

The invention discloses a genital organ nursing and cleaning device, relates to the technical field of medical nursing, and aims to solve the technical problem that the scrotum of a male genital organ is inconvenient to clean. The genital organ nursing and cleaning device comprises a nursing chair, a cleaning bin and a seat ring are arranged on the nursing chair, a water outlet is formed in the bottom of the cleaning bin, and a linear moving mechanism is arranged in the cleaning bin; a stem lifting mechanism is arranged on the capsule cleaning mechanism, and an auxiliary cleaning mechanism is arranged in the capsule cleaning mechanism; the bag body cleaning mechanism comprises a fixed ball set, a rotating assembly, a driving unit, a conduction unit and a flat spray head set. When the scrotum cleaning device is used, the scrotum cleaning mechanism is adjusted by the linear moving mechanism to fit scrotum, and the penis lifting mechanism avoids interference of penis; the driving unit drives the rotating assembly to enable the flat nozzle set to switch the cleaning angle, and it is ensured that the antibacterial liquid medicine or flushing liquid completely covers the target area. Non-contact and automatic flushing treatment of postoperative wounds, sensitive skin and infection risk areas is achieved, the workload of medical staff is effectively relieved, cross infection is avoided, and the treatment compliance and comfort of patients in the rehabilitation period are improved.

The invention relates to the technical field of infection risk prediction, in particular to a children infectious disease hospital infection risk prediction and disinfection prevention and control system. The system comprises an acquisition module used for acquiring multi-dimensional health parameter data and historical parameter data in real time; the data analysis module is used for converting the health parameter data into a time sequence event sequence for each individual; for each individual, determining a similarity score according to the time sequence event sequence of the individual and each historical cluster, and determining a health risk score in combination with the category weight of each historical cluster; determining a global risk index according to the real-time doctor seeing flow in the target area, the current individual number in the sub-area and the health risk scores of all individuals in the sub-area; the prediction and prevention and control module is used for jointly inputting the global risk index and the individual health parameter data into a prediction model to obtain a risk early warning level; and calling a preset disinfection prevention and control strategy according to the risk early warning level, thereby reducing unnecessary prevention and control operations.

The invention discloses a vagus nerve stimulator, and relates to the field of medical equipment, and the vagus nerve stimulator comprises a flexible substrate, and an energy collection module, a sensing module and a pulse transmitting module which are all disposed on the flexible substrate. The energy collecting module is connected with the sensing module and the pulse transmitting module. The energy collection module and the sensing module are both wrapped on the left carotid artery; the energy collection module is used for converting mechanical energy generated by relaxation and contraction of the left carotid artery, the temperature difference between the interior of the human body and the skin surface, the temperature difference between the interior of the human body and the environment or chemical energy in the human body into electric energy. The sensing module is used for collecting left carotid artery pressure; the pulse transmitting module is used for generating electric pulses according to the left carotid artery pressure collected by the sensing module and conducting electric pulse stimulation on the left vagus nerve. According to the application, self-power supply is achieved, epilepsy is actively prevented, only the neck needs to be cut open, and the situation that the infection risk of a patient is increased due to double-incision wounds is avoided.

The utility model provides a tearing-free medical operation film, which relates to the technical field of medical operation films, and comprises a film layer, a protective layer and an adhesive layer, the adhesive layer is arranged on the film layer, the adhesive layer adopts a thermal loss adhesive, the thermal loss adhesive loses viscosity after being heated to a certain temperature, and the medical operation film is separated from an operation sheet after the thermal loss adhesive loses viscosity. By developing the film with the adhesive layer being the heat-lost adhesive, after the operation film and the operation sheet are combined for use, the operation film can be separated from the operation sheet only through heating modes such as hot washing and the like to enable the adhesive layer to lose viscosity, medical staff do not need to manually strip the medical operation film from the operation sheet, the workload of the medical staff is reduced, and the working efficiency is improved. The contact between medical staff and the used and polluted medical surgical film and surgical drape is reduced, so that the contact infection risk is reduced.

The invention relates to a hospital infection risk real-time early warning system based on multi-source heterogeneous data, and relates to the technical field of infection risk early warning, the hospital infection risk real-time early warning system comprises a data acquisition module, a data processing module, a risk calculation module, an early warning trigger module and a traceability positioning module, the data processing module is used for generating standardized processing data from the multi-source heterogeneous data, and the risk calculation module is used for calculating an individual infection risk value and a group infection probability value according to the standardized processing data; the early warning triggering module is used for triggering a grading early warning signal when the individual infection risk value and the group infection probability value reach a preset early warning threshold value; and the traceability positioning module is used for generating a propagation path and a visual traceability map according to the standardized processing data. The method has the effect of early warning the hospital infection risk.

The application discloses a material for preventing tissue adhesion and hemostasis and a preparation method thereof, and relates to the technical field of medical biomaterials.The carboxymethyl cellulose, chitosan and vancomycin / ceftazidime are synergistically matched, so that the three functions of hemostasis, adhesion prevention and antibiosis are integrated;meanwhile, the water absorption and gelation of the carboxymethyl cellulose and the blood coagulation activation of the chitosan can jointly strengthen the hemostasis effect; the tissue barrier function of the chitosan and the gel isolation of the carboxymethyl cellulose can jointly improve the adhesion prevention performance; the broad-spectrum antibiosis of the vancomycin and the ceftazidime can respond to the infection risk in different surgical scenes; the material preparation process is simple, the dosage form can be adjusted according to different surgical scenes, the material has good biocompatibility and can be completely degraded, the problem that the existing medical materials have single function and are difficult to meet the needs of complex surgical wounds is solved, and the material has significant clinical application value.

The invention relates to the technical field of sputum scab removal, in particular to a sputum scab remover which comprises a sleeve, the periphery of the sleeve is sleeved with a grab handle, a negative pressure pipe is inserted into the sleeve, a flushing channel is formed between the sleeve and the negative pressure pipe, a silica gel ring is arranged in the sleeve, and a suction port is formed in the silica gel ring. The silica gel ring is arranged on the periphery of the negative pressure pipe in a sleeving mode, three silica gel protruding blocks are evenly and fixedly connected to the periphery of the silica gel ring, one end of each silica gel protruding block penetrates through the sleeve and extends out of the sleeve, and a strain gauge type force sensor is arranged in each silica gel protruding block. The strain gauge type force sensor is arranged to be matched with the vibration assembly, the sputum scab hardness is monitored in real time and quantitatively fed back, meanwhile, the display screen controller and the negative pressure adjusting assembly are combined to automatically adjust the negative pressure strength, and the problem that in a traditional mode, negative pressure and the sputum scab hardness are not matched due to insufficient experience of an operator is solved; the situation that secondary intervention is needed due to incomplete removal is reduced, and the pain and infection risk of a patient are reduced.