653 results about "Hemodialysis" patented technology

The invention relates to the technical field of dialysis detection, and particularly discloses a blood purification center dialysis water detection device which comprises a charging bin, an automatic sampling mechanism, a control operation table, detection equipment, a ground rail moving platform and a carrying mechanical arm. The automatic sampling mechanism can be stored in the charging bin, a height adjusting part and an automatic operation part are arranged in the automatic sampling mechanism, the height adjusting part can adjust the position and the height to enable the height adjusting part to be matched with the position of a detection valve of external filtering equipment, and the automatic operation part can execute operation to replace manual sampling operation. An automatic device is adopted to replace manual operation of medical staff to perform water quality detection sampling operation on the filter for hemodialysis, so that the overall detection efficiency is greatly improved, dangerous operation is remotely completed under the condition of no human intervention, the safety and health of the staff are effectively guaranteed, and the working efficiency is improved. And inaccurate detection or influence on normal operation of the whole dialysis water system caused by equipment failure is avoided.

The invention relates to the technical field of medical care informatics and precision medical treatment, and discloses a hemodialysis patient precision medication system based on multiple omics and big data, and the system comprises a multi-source data collection module which collects the multi-source heterogeneous data of a patient and carries out the standardization and integration processing; the drug metabolism analysis module is used for analyzing drug metabolism paths and individual differences through multi-omics data, constructing a drug metabolism polymorphic model and outputting gene metabolism capability grades and biomarker risk tags; the initial medication decision-making module is used for constructing an initial medication decision-making model based on a federal optimization framework of a momentum enhancement and robust aggregation mechanism, and outputting a personalized initial medication scheme for erythropoietin and a vein iron agent; and the drug dosage adjustment module is used for dynamically optimizing the time node and dosage adjustment opportunity of drug administration through an asynchronous federal reinforcement learning framework in combination with a prospective parameter correction strategy. According to the invention, the intelligent medication system with strong robustness and fine decision is constructed.

The invention relates to the technical field of hemodialysis teaching systems, and discloses a hemodialysis teaching system based on AI intelligent pushing. The system comprises an operation feature extraction module, an instrument positioning analysis module, an operation step analysis module and a teaching strategy generation module. Operating a feature extraction module to obtain a hemodialysis teaching video stream, and extracting multi-modal features containing an instrument movement track sequence and physiological parameter simulation data; an instrument positioning analysis module calls a pre-training network for positioning and generates a coordinate data set containing instrument types and three-dimensional position coding mapping; the operation step analysis module analyzes the time sequence characteristics by means of an action segmentation model, and generates a result containing step integrity and an error operation mark; and the teaching strategy generation module inputs a result into the intelligent push model, plans a personalized teaching path, outputs a knowledge point sequence containing a student ability model and dynamic teaching elements of operation difficulty parameters, and assists the hemodialysis teaching to be precise and personalized.

The invention discloses a hemodialysis patient home management system based on an informatization technology, and relates to the technical field of medical informatization, and the system comprises the following components: a data collection and analysis module which collects the information of vital signs, dialysis data, diet intake and living habits of a patient in real time through a wearable device and an intelligent home sensor, according to the method, a decision tree algorithm is utilized to predict dialysis requirements and complication risks, a linear regression model is combined to predict dialysis effects, scientificity and effectiveness of a dialysis scheme are effectively improved, a Q-learning algorithm is introduced to dynamically adjust the dialysis scheme, and the dialysis efficiency is improved. The treatment strategy is continuously optimized according to the real-time feedback of the patient, the comfort of the patient is improved, the long-term effect of dialysis treatment is remarkably improved, the workload of medical staff is relieved, and the self-management ability of the patient is enhanced.

The invention provides a hemodialysis hypotension prediction system based on machine learning, which relates to the technical field of medical health, and comprises a real-time data stream processing module, a dynamic modeling and prediction module, a real-time data stream processing module, a real-time data stream processing module, a real-time data stream processing module, a real-time data stream processing module and a real-time data stream processing module, the risk prediction module is used for dynamically modeling and predicting the hypotension risk of a patient according to physiological parameter data input in real time, and the personalized adaptation module is used for automatically adjusting a risk prediction model. According to the hemodialysis hypotension prediction system based on machine learning, by introducing the real-time data flow processing module, physiological parameter data in the hemodialysis process can be collected and processed in real time. By adopting the dynamic modeling and predicting module, the hypotension risk can be dynamically modeled and predicted based on the physiological parameter data input in real time, and the prediction model is automatically adjusted through the personalized adaptation module, so that the risk prediction result of each patient is more accurate.

The present invention provides a hemodialysis concentrate and a preparation method thereof, belonging to the technical field of pharmaceutical preparations, the hemodialysis concentrate includes liquid A and liquid B; liquid A includes sodium chloride, potassium chloride, magnesium chloride, calcium chloride and citric acid; liquid B includes sodium bicarbonate; the method for preparing liquid A is: sodium chloride, potassium chloride, calcium chloride and magnesium chloride are added to dialysis water, and the feed is fed once, stirred evenly and then filtered in a circulation manner; after the quality inspection is qualified, citric acid is added for secondary feeding, pH=1.5~1.7 is controlled, stirred and circulated, and liquid A is obtained after the citric acid is tested and qualified; the method for preparing liquid B is: sodium bicarbonate is added to dialysis water, stirred evenly and then filtered in a circulation manner, and liquid B is obtained after the quality inspection is qualified. The present invention uses citric acid as the acid solution of liquid A, adopts secondary feeding when preparing liquid A, adjusts the addition order of the liquid preparation raw materials, and controls the temperature and pH value, so as to prepare a hemodialysis concentrate with high stability and strong quality and safety.

The invention discloses an in-vitro pipeline and filter blood coagulation monitoring method and system, and belongs to the technical field of intelligent medical instruments, and the in-vitro pipeline and filter blood coagulation monitoring method comprises the following steps: S1, obtaining operation data and operation parameters of a corresponding hemodialysis machine and biochemical indexes of a patient corresponding to the hemodialysis machine based on a pipeline and a filter; optimizing the long-short-term memory network based on a doliolaria group optimization algorithm to obtain a monitoring model; s2, preprocessing the operation data, the operation parameters and the biochemical indexes to obtain a training set, a verification set and a real-time data set; s3, training the monitoring model based on the training set and the verification set to obtain a real-time monitoring model; s4, inputting the real-time data set into a real-time monitoring model to obtain blood coagulation grades of the pipeline and the filter; s5, the corresponding in-vitro pipeline and filter blood coagulation monitoring system executes an early warning action based on the early warning rule and the blood coagulation level; the blood coagulation level of the pipeline and the filter is monitored through the interrelation of the operation data and the operation parameters of the hemodialysis machine and the biochemical indexes of the patient, and the recognition accuracy of the blood coagulation event is remarkably improved.

The invention relates to the technical field of internal fistula puncture equipment, and particularly discloses a hemodialysis internal arteriovenous fistula automatic puncture robot and a control method thereof.The hemodialysis internal arteriovenous fistula automatic puncture robot comprises a position adjusting mechanism, a posture adjusting mechanism and a puncture mechanism; the puncture mechanism comprises a supporting plate, a puncture pushing assembly with a sliding table, a mounting frame, an angle compensation adjusting assembly, a clamping jaw assembly and a puncture protection assembly, the puncture pushing assembly is constructed to drive needle inserting and needle withdrawing operation of a puncture needle, the mounting frame comprises an end plate and a limiting ring spaced from the end plate, the clamping jaw assembly is arranged in the limiting ring, and the angle compensation adjusting assembly is arranged on the supporting plate. The clamping jaw assembly and the angle compensation adjusting assembly are in coaxial transmission connection, the clamping jaw assembly is constructed to clamp a puncture needle and obtain feedback force in the puncture process, and the puncture protection assembly is constructed to selectively limit and fix the clamping jaw assembly according to the feedback force. Automatic clamping and posture fine adjustment of the puncture needle are achieved, and the puncture efficiency and safety are improved.

The invention discloses an intelligent cleaning and disinfecting system for a hemodialysis extracorporeal circulation pipeline, and belongs to the technical field of medical instruments. Comprising the following modules: a real-time monitoring module used for detecting temperature, pressure, liquid level, residual pollutant and disinfectant concentration in a pipeline in real time and feeding back cleaning and disinfection state data; the intelligent control module is used for dynamically adjusting a flowing mode and cleaning disinfectant parameters on the basis of the cleaning and disinfection state data so as to achieve the optimal cleaning effect and the minimum use amount; the flow optimization module integrates a special flow channel structure and a programmable control valve, automatically optimizes the flow mode of the disinfectant in the pipeline according to the control instruction of the intelligent control module, and realizes full contact and efficient cleaning and disinfection; the cleaning disinfectant supply module is used for automatically proportioning and supplying a cleaning solution and a concentrated disinfectant according to the control instruction of the intelligent control module; and the safety protection module is integrated with functions of ultraviolet disinfection, liquid leakage monitoring and ventilation and exhaust, so that sterile and safe operation of the whole system is ensured.

The invention discloses a hemodialysis internal fistula puncture needle consumable management system and method, and relates to the technical field of hemodialysis consumable management, and the method specifically comprises the following steps: obtaining consumable demand change information of all abnormal departments in real time, and respectively generating demand fluctuation sensitivity coefficients and abnormal fluctuation evaluation indexes of all abnormal departments; and constructing an abnormal fluctuation evaluation model for the generated demand fluctuation sensitivity coefficient and abnormal fluctuation evaluation index of each abnormal department, generating an abnormal evaluation coefficient of each abnormal department, and evaluating the abnormal degree of the consumable demand change of each abnormal department. And the abnormal departments are divided into high-degree abnormal departments, medium-degree abnormal departments and low-degree abnormal departments according to evaluation results. According to the invention, through real-time monitoring and intelligent analysis of the consumable demand change of the abnormal department, the problem that inventory distortion and demand abnormity cannot be identified in time in a traditional management mode is solved, and the accuracy and efficiency of consumable management are improved.

The invention provides a hemodialysis room whole-process information management system based on active learning, and relates to the technical field of data processing, and the system comprises a feature construction module which is used for carrying out the structural processing of original dialysis information data, and extracting a plurality of feature factors related to the current physical state of a patient; the risk identification module is used for constructing a training sample group, performing supervised training by introducing a label, and generating a risk judgment model; the early warning generation module is used for generating a risk probability result and generating early warning information associated with the current patient identifier when the risk probability result reaches a preset risk threshold value; the scheduling module is used for dynamically adjusting the treatment scheduling sequence of the current patient according to the early warning information and recording the actual intervention effect after the treatment scheduling sequence is adjusted; the feedback learning module is used for endowing each feature factor with a weight value according to an actual intervention feedback result and feeding back the weight value to the risk identification module; according to the invention, autonomy and accuracy of information management are improved.

The embodiment of the invention provides a hemodialysis fatigue patient-oriented health monitoring and propaganda treatment system, which comprises a cloud server and a first communication device, the patient holds the first communication device, and the cloud server comprises a health data collection module used for obtaining subjective health data and objective health data of the patient; the objective health recognition module is used for determining a first health state of the patient according to the objective health data; the subjective health recognition module is used for recognizing emotion information of the patient according to the objective health data; the reminding propaganda and education module is used for determining a pushing time point according to the living habits of the patient, the first health state and a preset treatment scheme, and pushing treatment reminding and health propaganda and education data to the first communication equipment at the pushing time point in combination with the emotion information of the patient; according to the system provided by the invention, an omnibearing and intelligent health management and adjuvant therapy platform is provided, help can be provided for the patient physiologically and psychologically at the same time, and the compliance of the patient to treatment is improved.

The invention relates to a hemodialysis consumable stock management and allocation method and device, equipment and a medium. Firstly, historical treatment data and consumable use records of a patient are obtained and processed to obtain a consumable consumption predicted value. And then, combining the predicted value with the current inventory data to generate a predicted inventory, performing judgment, and once the predicted inventory is lower than a preset threshold value, generating a consumable supplement plan. And integrating cross-regional inventory data and transportation constraint conditions based on the supplementary plan to form a preliminary scheduling scheme. And matching the preliminary scheduling scheme with the patient treatment data to obtain a resource configuration adjustment suggestion. And finally, inputting the data in the adjustment suggestion into the inventory prediction model to obtain a dynamic replenishment strategy table of the next period. The table is used for judging whether a certain type of consumables have shortage risks or not, and if yes, a hierarchical management execution scheme is generated. Accurate prediction of consumable consumption of each hemodialysis center is realized, a dynamic adjustment mechanism can be triggered in time, and the risk of treatment delay caused by consumable shortage is reduced.

The invention provides an intelligent compression device and method for maintaining the internal fistula function of a hemodialysis patient, and belongs to the technical field of intelligent compression. The device comprises a CMUT ultrasonic array, an errhysis sensor, a bioelectricity monitoring module, an infrared temperature sensing array, an AI intelligent decision module, a dynamic pressure adjusting system, an energy field intervention module and a microneedle drug delivery module. Through space-time alignment collection of multi-modal data, dynamic parameter optimization of an AI model and rapid cooperative response of an actuator, the internal fistula compression is spanned from experience dependence to accurate intelligence, and the hemostasis efficiency and the blood vessel protection effect are remarkably improved.

The hemodialysis device for the nephrology department relates to the technical field of medical instruments and comprises a body mechanism, the body mechanism comprises a dialyzer body, a dialyzer is fixedly installed on the left side face of the dialyzer body, and the outer surface of the dialyzer is fixedly communicated with a blood inlet pipe, a blood outlet pipe, a liquid inlet pipe and a liquid outlet pipe. A treatment mechanism is arranged on the left side of the dialyzer main body; the processing mechanism comprises an expansion unit, and the expansion unit is located on the left side of the dialyzer body and used for expanding the inner diameter of the blocked pipeline position; the treatment mechanism further comprises a dredging unit, the dredging unit is located on the left side of the dialyzer body, the expansion unit is used in cooperation with the dredging unit, and the dredging unit is used for dredging thrombus and other substances blocking a pipeline. Therefore, thrombus and other substances blocking the blood inlet tube can smoothly pass through, and blood dialysis of a patient is prevented from being affected by blocking of the blood inlet tube.

The invention discloses air tightness detection equipment for a hemodialysis pipeline, and belongs to the technical field of hemodialysis pipelines, the air tightness detection equipment for the hemodialysis pipeline comprises a glass box, a base fixed at the bottom of the glass box, a liquid outlet with a valve arranged at the central position of the bottom of the glass box, and a liquid supplementing pipe with a valve fixed on the side surface of the glass box, four supporting columns are installed at the bottom of the glass box, a glass inserting pipe is fixedly installed in the middle of the glass box, the two ends of the glass inserting pipe extend to the outer portion of the side face of the glass box and are in threaded connection with sealing plugs, and the rest part of the glass inserting pipe is located in the glass box. A plurality of through holes are formed in the side face, located in the glass box, of the glass inserting pipe, and an arc-shaped support is placed in the glass inserting pipe. The detection mode of the device does not damage the hemodialysis pipeline, the observation method is diversified, the operation is simple, the observation is convenient, the probability of negligence in the manual observation process is reduced, and the detection effect of the air tightness of the hemodialysis pipeline is improved.

The invention relates to the field of medical informatics, and provides a hemodialysis multi-mode risk closed-loop control system. Comprising a multi-source data acquisition module used for acquiring heterogeneous data in a dialysis process in real time; the space-time fusion engine module is used for carrying out space-time alignment and feature extraction of cross-modal data on the heterogeneous data by adopting a graph neural network architecture to generate a fusion feature vector; the dynamic risk prediction module is used for constructing a multi-dimensional risk assessment system based on the fusion feature vector, carrying out probability prediction on multiple risk types and outputting a prediction result; and the intelligent intervention control module evaluates the risk level according to the prediction result output by the dynamic risk prediction module, and generates an intervention strategy through a reinforcement learning algorithm. According to the invention, the timeliness and accuracy of intervention response are improved, and the incidence rate of dialysis complications is reduced.

The invention discloses a medicine adding device used in cooperation with a hemodialysis machine and a using method of the medicine adding device. The medicine adding device used in cooperation with the hemodialysis machine comprises a blood pipeline and a medicine adding device, the first medicine adding assembly comprises a bin body, a first medicine liquid guide pipe and a flow control assembly. During use, medicine entering the bin body can be slowly injected into the blood pipeline through the first medicine liquid guide pipe by adjusting the flow control assembly. Under an original conventional medicine adding mode, medicine injected into blood at a time through an injector can be slowly injected into the blood when the first medicine adding assembly of the medicine adding device is adopted for medicine adding, so that the medicine can flow into the blood slowly and more dispersedly, is more fully and uniformly mixed with the blood and then flows back into the body of a patient along with the blood successively, and the medicine adding effect is good. A better treatment effect is achieved; and meanwhile, for the medicament needing to be slowly injected, medical personnel do not need to slowly push the piston of the injector to slowly move to inject the medicament, so that the operation difficulty of slowly injecting the medicament is reduced.

A double-circulation disinfection system for hemodialysis water treatment relates to the field of water treatment and comprises a pretreatment system, a balanced reservoir, a constant pressure pump, a first-stage reverse osmosis membrane filtering mechanism and a second-stage reverse osmosis membrane filtering mechanism which are sequentially connected in series through a pipeline, a discharge port with a drain valve is arranged on the balanced reservoir, and the double-circulation disinfection system is characterized in that the constant pressure pump is connected with the first-stage reverse osmosis membrane filtering mechanism and the second-stage reverse osmosis membrane filtering mechanism. The disinfection system comprises a disinfectant disinfection system and a high-temperature disinfection system, and bypass pipelines with valves are connected in front of a water inlet valve at the water inlet end of the first-stage reverse osmosis membrane filtering mechanism and behind a water outlet valve at the water outlet end of the second-stage reverse osmosis membrane filtering mechanism. Compared with the prior art, the utility model has the advantages that the sterilization and disinfection are thorough, and the residual disinfectant can be effectively removed.

The invention relates to the technical field of medical instruments, provides a catheter assembly with flow regulation, backflow prevention and self-adaptive sealing functions, and particularly relates to a peripheral vessel catheter assembly for hemodialysis. The self-adaptive anti-backflow catheter mainly comprises a catheter body, a flow adjusting and anti-backflow linkage unit and a self-adaptive sealing unit. The independent cavities of the main channel and the auxiliary channel can avoid turbulent flow generated by mixing of high-flow blood and medicine in the single-cavity catheter, so that mechanical damage to blood cells is reduced, the flow adjusting and backflow preventing linkage unit accurately adjusts flow through a pressure induction type adjusting piece, a lever mechanism and simple mechanical transmission, and the flow adjusting effect is good. And a bistable silica gel membrane backflow blocking petal and an electromagnetic locking device are matched, so that backflow is reliably prevented. The hemodialysis device has excellent performance in the aspects of flow regulation, backflow prevention, sealing and self-cleaning, and the safety and effectiveness of hemodialysis are remarkably improved.

The invention discloses a method and system for dynamically adjusting displacement liquid flow and a hemodiafiltration device.The method comprises the following steps that the initial pre-displacement liquid flow and the initial post-displacement liquid flow are determined, transmembrane pressure is monitored in real time, and a control system controls the displacement liquid flow to be dynamically adjusted according to the degree that the transmembrane pressure deviates from a target range. The self-adaptive adjustment step length of the displacement liquid flow is calculated through a feedback control algorithm, the front displacement liquid flow and the rear displacement liquid flow are dynamically adjusted according to the self-adaptive adjustment step length, and dynamic and fine adjustment of the front displacement liquid flow and the rear displacement liquid flow is achieved. The TMP is stably controlled within a safe range by dynamically adjusting the front and rear displacement liquid flows and utilizing a dynamic step length adjusting mechanism, so that the excessive concentration of blood in the dialyzer is effectively reduced, the blood coagulation risk of the dialyzer is reduced, and the service life of the dialyzer is prolonged.

The invention discloses a device for realizing blood leakage monitoring by using surface acoustic waves in a blood purification system, which comprises a sound wave information detection module, an early warning model design module, a sensing performance evaluation module and a remote response optimization module, and is characterized in that a human body blood vessel distribution model is constructed and a blood leakage monitoring early warning model is designed; the blood leakage prediction risk degree is evaluated, human blood vessel blood leakage risk marking is carried out, blood leakage risk monitoring of different puncture points of hemodialysis is achieved, pertinence and accuracy of blood leakage monitoring are guaranteed, and then the blood leakage risk of different puncture points of hemodialysis is monitored by comprehensively evaluating the sensing performance of the surface acoustic wave filter and introducing interference factor analysis. Therefore, risk prediction and device optimization management are carried out on the sensing performance of the surface acoustic wave filter in a long-term use state, continuous and stable sensing performance of the surface acoustic wave filter is ensured, and finally blood leakage monitoring with high pertinence, high accuracy and good stability in a blood purification system is realized by using surface acoustic waves.

The invention provides a hemodialysis fixing and hemostasis device which comprises a movable seat and a base, the movable seat is located above the base, an arc-shaped groove is formed in the upper surface of the movable seat, a silica gel pad is installed in the arc-shaped groove, two adjusting mechanisms are installed on the side wall of the movable seat, and hemostasis auxiliary mechanisms are installed on the adjusting mechanisms; the bottom, close to the rear side, of the movable seat is fixedly connected with the top of a rotating shaft. The movable seat is rotationally connected with the base through the rotating shaft. A clamping block is connected to the bottom, close to the front end, of the movable seat, an arc-shaped clamping groove is formed in the upper surface, close to the front end, of the base, and the clamping block is clamped in the clamping groove and is in sliding fit with the clamping groove. By means of the base and the rotating shaft, the movable seat can support and position the forearm and bear the forearm of a patient to move left and right at the same time, muscles of the big arm and the shoulder are moved, and arm fatigue of the patient is relieved; the hemostasis auxiliary mechanism is used for conducting auxiliary pressing hemostasis on the two needle openings in the forearm of the patient, and manual pressing hemostasis of medical staff is replaced.

The invention relates to the technical field of medical instruments, in particular to a hemodialysis device for the nephrology department and accessories thereof.The hemodialysis device for the nephrology department comprises a first shell and a second shell, the opposite end faces of the first shell and the second shell are each provided with a jacking ring, and each jacking ring is provided with a wavy end face; the first shell and the second shell are jointly sleeved with a connecting ring, a first sealing gasket and a second sealing gasket are coaxially and rotationally arranged on the inner wall of the connecting ring, the first sealing gasket and the second sealing gasket are located between the first shell and the second shell, and a first tightening ring is rotationally arranged between the first shell and the connecting ring. A second tightening ring is rotatably arranged between the second shell and the connecting ring, rotation of the first tightening ring can push the first shell, so that a jacking ring of the first shell extrudes the first sealing gasket, rotation of the second tightening ring can push the second shell, so that a jacking ring of the second shell upwards extrudes the second sealing gasket, and the second sealing gasket is tightly pressed; and therefore, the first sealing gasket and the second sealing gasket form wave-shaped sealing surfaces.

The invention relates to the technical field of blood dialysis, in particular to a real-time blood pressure monitoring method of a blood sampling system. According to the method, suspected blood sampling moments and suspected sampling ends are preliminarily screened out through blood pressure deviation conditions according to different change conditions after blood sampling is carried out at the sampling ends, and the blood sampling probability is obtained by analyzing the blood pressure change conditions of the different sampling ends after the suspected blood sampling moments; analyzing the recovery condition after the blood pressure fluctuates according to the suspected blood sampling time, and obtaining a recovery change reduction index according to the reduction change of the recovery condition under continuous sampling; and in combination with accumulation of recovery change reduction indexes and blood sampling probabilities, monitoring and early warning are carried out through comparison analysis of historical patients. The blood sampling condition at the extracorporeal circulation sampling end is analyzed, the fluctuation recovery time reduction condition is compared, the monitoring abnormity is early warned in time, and it is guaranteed that a patient is monitored safely and reliably.

The utility model relates to the technical field of puncture needles, and discloses a multifunctional hemodialysis puncture needle which comprises a puncture needle head used for puncturing a hemodialysis patient. The needle pulling assembly is arranged on the puncture needle head; the connecting pipe is connected with the needle pulling assembly, and a needle head pipeline is installed on the connecting pipe; and the auxiliary assembly is connected with the needle head pipeline. According to the multifunctional puncture needle for hemodialysis, the novel structural design is adopted, the functionality of the puncture needle is increased, auxiliary supporting of the lower end of the needle wing plate can be achieved by adding the auxiliary assembly, and therefore large extrusion between the connecting pipe and the hand of a patient is avoided, the comfort of the patient is improved, and the fixing adhesive tape is added, so that the fixing effect is good. The auxiliary fixing device is simple in structure and convenient to use, can assist in fixing a needle head after the needle head is punctured, prevents medical staff from pressing with fingers, can avoid pressing deviation, can also facilitate the medical staff to take adhesive tape with two hands, and is more convenient, quicker and safer.

The utility model relates to the technical field of hemodialysis, and discloses a medical equipment disinfection device for hemodialysis, which comprises a base and an ultrasonic cleaning machine fixedly mounted on the front side of the top of the base, and the ultrasonic cleaning machine is used for cleaning medical equipment through the mutual matching of a servo motor, a threaded rod, a threaded sleeve, a limiting plate, a limiting rod, an L-shaped plate and a clamping block. The cleaning basket can be driven to move downwards to enter the inner cavity of the ultrasonic cleaning machine to clean the medical instruments, and after cleaning is completed, the cleaning basket is moved upwards so that workers can take the medical instruments conveniently; a rack plate, a movable gear, a rotating disc, a pawl, a telescopic spring A, a circular seat, a driving bevel gear, a driven bevel gear, a cam, an L-shaped supporting plate, a vertical plate, a telescopic spring B, a pushing plate, a reset spring and a ball are matched with one another, so that the ball can be driven to continuously knock the cleaning basket back and forth when the cleaning basket moves upwards; and the falling of residual water is accelerated through the generation of vibration.

The invention relates to the technical field of blood purification, in particular to an anticoagulation pump which comprises a bottom plate, an injection pushing mechanism and a liquid medicine feeding mechanism, a hemodialysis machine is fixedly installed on the upper side of the bottom plate, a blood drawing pipe is fixedly arranged on one side of the hemodialysis machine, and an infusion tube is fixedly arranged on the other side of the hemodialysis machine; a round seat frame and a box body are fixedly connected to the upper side of the bottom plate, an injector is clamped in the round seat frame, heparin can be supplemented to the injector through the injection pushing mechanism, the injector, the box body and a piston rod, heparin can be continuously injected, blood is prevented from being coagulated in the hemodialysis machine, and the hemodialysis efficiency is improved. The hemodialysis purification device has the advantages that smooth flow of blood is guaranteed, the injector does not need to be replaced, time and labor are saved during operation, long-time interruption of heparin injection is avoided, improvement of the anticoagulation effect of hemodialysis purification is facilitated, the hemodialysis purification process can be smoothly performed, and meanwhile, the working efficiency of the anticoagulation pump is improved.

The invention relates to the technical field of venous catheter protection, in particular to a protective device and method capable of protecting a central venous catheter for hemodialysis, the device comprises a controller and a processing box, bandages are symmetrically arranged on the processing box, a telescopic part is arranged in the processing box, and a first protective assembly is arranged on the inner side wall of the processing box; a driving rack is coaxially and fixedly connected to an output shaft of the telescopic piece, and a transmission assembly is arranged on the driving rack. A second protection assembly and a limiting assembly are further arranged on the inner side wall of the treatment box. And an adjusting assembly is arranged on the treatment box. The method comprises the following steps: step 1, skin cleaning; secondly, a guide pipe is installed; and step 3, fixing the conduit. By means of the double protection design of the first protection assembly and the second protection assembly, the central venous catheter can be effectively fixed and protected, the risk that the catheter is displaced, disengaged or damaged due to external pulling or moving is reduced, and therefore the safety of the hemodialysis process is improved.

The utility model relates to the technical field of blood purification, and discloses a hemodialysis chamber AB liquid barrel antifouling cover which comprises an AB liquid barrel, a sealing structure is arranged on the AB liquid barrel, a protective cover is arranged on the sealing structure, the protective cover is provided with a liquid extraction pump through the sealing structure, the protective cover comprises an upper opening part and a lower opening part, and the upper opening part is provided with an opening. The upper opening part is connected with an infusion pump through a sealing structure, the lower opening part is connected with an AB liquid barrel through a sealing structure, a barrel opening is fixedly formed in the AB liquid barrel, the outer surface of the barrel opening is movably connected with the sealing structure, and the sealing structure comprises a first sealing sleeve; an inner cavity of the first sealing sleeve is movably connected with the outer surface of the barrel opening in a sleeved mode, the outer surface of the first sealing sleeve is movably connected with an inner cavity of the lower opening in a sleeved mode, and the sealing structure further comprises a second sealing sleeve. According to the AB liquid barrel, external impurities can be prevented from entering the AB liquid barrel, and the AB liquid can be kept sterile all the time in the using process.