478 results about "Kidney machines" patented technology

The invention relates to the technical field of hemodialysis monitoring, and provides a hemodialysis on-line monitoring system and method, and the system comprises a data acquisition module which is used for collecting blood physiological parameters in a dialysis pipeline in real time; the blood component analysis module is connected with a blood loop of the dialysis machine and is used for detecting serum iron, ferritin and ferritin saturation indexes on line; and the data processing module is used for calculating the risk index of anemia, evaluating the iron utilization rate, constructing a model for measuring the iron deficiency erythropoiesis trend according to the collected and analyzed data, and training and optimizing the model. According to the method, individual parameters of patients are fused, personalized calculation is performed for iron metabolism rates and dialysis parameters of different patients, and data such as iron content, blood flow and dialysis fluid volume are acquired online in real time, so that iron concentration and infusion rate are accurately matched with real-time iron metabolism requirements of the patients, and anemia of the patients in the dialysis process is reduced.

The invention relates to the technical field of blood glucose monitoring, and discloses a blood glucose real-time monitoring and hypoglycemia early warning system in hemodialysis, which comprises dialysis blood real-time data: acquiring the change of blood glucose of a dialysis patient in real time through a blood glucose monitoring device of a blood glucose monitor connected with a hemodialysis machine; patient body data: acquiring basic data of a patient body, and acquiring data of weight, age, height and related blood glucose; acquiring and recording medicine data and disease history of the patient, and acquiring and recording past medicine and disease history of the patient; the patient data transceiving device is used for compressing and transmitting the acquired data through a data receiving device outside the hemodialysis machine; and dialysis data is stored, processed and uploaded information is stored, attention fatigue caused by real-time monitoring of blood glucose of a patient by medical staff is reduced, and dialysis blood glucose prediction accuracy is improved.

The disclosure relates to a method including determining a treatment time of a dialysis treatment for a patient, receiving, from at least a sensor of a dialysis machine, a dialysate flow rate, the dialysate comprising bicarbonate pumped out of a bicarbonate source, wherein the bicarbonate source has an initial amount of bicarbonate, and predicting that by end of the dialysis treatment no more than a threshold amount of bicarbonate will be left in the bicarbonate source, and in response, determining that a clearance value during the treatment is or will be higher than the threshold clearance value, and sending, to a balancing system, an instruction to reduce the dialysate flow rate to a reduced rate, wherein the reduced rate results in reducing a rate of bicarbonate pumped out of the bicarbonate source while maintaining a clearance value of the treatment at no less than the threshold clearance value.

The disclosure relates to a dialysis machine that comprises a dialyzer, a fluid source, a first line connected to the fluid source, and a container containing bicarbonate. The container connects to the first line and the fluid flows from the fluid source, through the first line, to the container. The dialysis machine further includes a second line connected to the container, a flow rate sensor connected to at least one of the lines, a pressure sensor configured for detecting fluid pressure of the container, a display, and a data processing apparatus. The data processing apparatus is configured to receive signals from the flow rate sensor and the pressure sensor. The data processing apparatus is configured to calculate a size of the container based on the received signals.

The invention relates to the technical field of medical equipment, in particular to hemodialysis concentrate automatic proportioning equipment and an operation process thereof, and the hemodialysis concentrate automatic proportioning equipment comprises a hemodialysis machine, a mixing chamber, an impeller, a rotating assembly, a stirring wheel, an adjusting assembly and a telescopic plate; a mixing chamber is mounted in the dialysis machine, liquid inlets and liquid outlets are formed in the mixing chamber, and the liquid inlets are divided into a liquid A inlet and a liquid B inlet; an adjusting cavity is formed in the mixing chamber, a rotating assembly is arranged below the impeller and rotationally located in the driving cavity, a stirring wheel is arranged above the rotating assembly and located in the mixing cavity, an adjusting assembly is arranged on one side of the rotating assembly, a telescopic plate is installed in the adjusting assembly, and the impeller drives the stirring wheel to rotate through the adjusting assembly to achieve uniform mixing of liquid. According to the hemodialysis concentrate uniform mixing device, equal-ratio uniform mixing of hemodialysis concentrates is achieved through centrifugal force, the dialysis effect is improved, and generation of waste liquid 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.

The present disclosure relates to establishing secure communication between a dialysis machine and medical equipment. In an example, a dialysis machine includes a control unit configured to establish a short-range wireless connection with external medical equipment. The control unit establishes the short-range wireless connection by causing a user interface to display a prompt to enter a passkey associated with medical equipment, using the received passkey to pair with the medical equipment, and creating a new bonding table or writing to an empty bonding table using the passkey. The control unit is also configured to generate a shared key using the passkey and at least one predetermined criterion and use the shared key to authenticate with the medical equipment. When authentication with the medical equipment is successful, the control unit enables data communication using the short-range connection with the medical equipment.

The invention relates to the technical field of biomedical engineering, in particular to a household noninvasive anemia monitoring and early warning method and system in a chronic kidney disease scene. The system comprises hemoglobin detection equipment, a dialysis machine and processing equipment, physiological data of the chronic kidney disease are collected through the hemoglobin detection equipment, dialysis is conducted on the chronic kidney disease through the dialysis machine, and dialysis data are recorded; and determining a predicted anemia risk grade of the chronic kidney patient through the processing equipment according to the physiological data, the dialysis data and the physical sign data of the chronic kidney patient, and performing anemia early warning according to the predicted anemia risk grade and the physiological data. According to the application, anemia home monitoring of the chronic kidney disease patient is realized, the patient does not need to go back to a hospital regularly, the economic burden and the body burden of the chronic kidney disease patient are reduced, and the life quality of the chronic kidney disease patient is remarkably improved.

The invention relates to an automatic peritoneal dialysis machine auxiliary system capable of preventing peritoneal protein from being lost, and belongs to the technical field of peritoneal dialysis. By arranging the auxiliary system comprising a hollow fiber membrane filter, peritoneal drainage liquid is guided into the hollow fiber membrane filter in the drainage stage; the protein is intercepted by utilizing the semi-permeable membrane characteristic, and small molecule metabolic wastes penetrate through the semi-permeable membrane characteristic to form a filtrate rich in the protein; and then the feedback pump speed is dynamically adjusted through a control system based on a signal of a flow sensor, so that the feedback process of the protein liquid is stably synchronized with drainage, liquid injection and staying stages of the automatic peritoneal dialysis machine, online recovery and safe feedback of protein are realized, and the problem that the protein liquid flows back to the treatment cycle of the automatic peritoneal dialysis machine is solved on the premise that the treatment cycle is coordinated with the treatment cycle of the automatic peritoneal dialysis machine. Protein in peritoneal drainage liquid is continuously and selectively recovered and safely returned, so that the problem of protein trophism loss of long-term peritoneal dialysis patients is directly reduced.

A system and method for receiving a first input indicating a frequency and a duration of dialysis prescribed for a patient in a predefined time window, receiving a second input indicating an availability of one or more dialysis machines at a location and within the predefined time window, and receiving a third input indicating an availability of one or more staff at the location and within the predefined time window. The system and method may further determine one or more dates and time periods within the one or more dates in which the patient could receive dialysis based on the frequency and the duration of dialysis, wherein the determined one or more dates and the time periods are aligned with the availability of the one or more dialysis machines and the availability of the one or more staff.

The present invention relates to an apparatus and a method for preparing dialyzate, wherein the apparatus has a first part and a second part that is configured as a circuit; wherein the first part comprises a water connection or a water container as well as the primary side of a filter; wherein the filter is configured to prepare purified water from the water through forward osmosis; and wherein the second part comprises the secondary side of the filter, a reservoir, a filtrate line that leads from the secondary side of the filter to the reservoir, and a line leading from the reservoir to the secondary side of the filter, with the reservoir being a container having means for connecting the container to a dialysis machine.

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 discloses a movable assistor for peritoneal dialysis, and relates to the technical field of peritoneal dialysis. The movable assistor for peritoneal dialysis comprises a bottom plate, a fixing rod is fixedly arranged on the top face of the bottom plate, the outer wall of the fixing rod is slidably sleeved with a lifting sleeve, a plurality of self-locking wheels are fixedly arranged on the bottom face of the bottom plate, and a lifting mechanism, a dialysis mechanism, a placing mechanism and a fixing mechanism are arranged above the bottom plate. The dialysis mechanism has the technical effects that the dialysis mechanism is composed of the monitoring part and the control part, an automatic monitoring and intelligent control system for the dialysis process is formed, two tray scales of the monitoring part can monitor the weight change of a dialysate container in real time, and the weight information is transmitted to the control calculator through a second data line; the two intelligent flow monitoring valves are installed at the bottom of the connecting pipe and can monitor the flow of dialysate in real time and transmit data through the first data line, and the calculator is controlled to analyze and process the received weight and flow information.

A reverse osmosis (RO) system is described that is connected to a dialysis machine and is capable of using heated purified water to clean and disinfect an external connection section or portion disposed between the RO systems and the dialysis unit (or any other external heat tolerant device) without forming a closed loop system between both systems before and during a heat forward process. This can be accomplished without the need for direct / indirect or wired / wireless communication with the dialysis unit or the need to introduce a chemical cleaner or process that would require further rinsing after chemical disinfection.

A monitoring device of a dialysis machine and a method for detecting a venous needle disconnection via venous pressure monitoring based on a threshold value setting. The device includes a button, preferably arranged on a screen of the dialysis machine. The button is configured, upon actuation, to set a lower threshold value and an upper threshold value depending on an actual pressure and to detect an incremental decrease in the venous pressure.

The utility model discloses a double-bubble monitoring choke clip for a hemodialysis machine, which comprises a mounting part mounted on the outer surface of the hemodialysis machine, and the mounting part is provided with an artery pipeline channel for placing an artery pipeline and a vein pipeline channel for placing a vein pipeline. The artery pipeline channel and the vein pipeline channel penetrate through the mounting part, monitoring probes used for monitoring whether bubbles are generated in the artery pipeline or the vein pipeline are arranged on the inner wall of the artery pipeline channel and the inner wall of the vein pipeline channel, and chucks used for clamping the artery pipeline or the vein pipeline are arranged in the artery pipeline channel and the vein pipeline channel. The artery pipeline and the vein pipeline can be monitored at the same time, and monitoring is comprehensive.

The utility model belongs to the technical field of dialysis machine pipeline anti-folding devices, and particularly relates to a dialysis machine pipeline anti-folding device which comprises a pipeline clamping frame and a first elastic buckle which are arranged on a dialysis machine body, a containing assembly is arranged at the top end of the pipeline clamping frame and internally comprises a first arc-shaped clamping plate, the first arc-shaped clamping plate is connected with a second arc-shaped clamping plate in a clamped mode, and the second arc-shaped clamping plate is connected with a second elastic buckle. The second arc-shaped clamping plate is arranged in the limiting assembly, the limiting assembly is arranged above the containing assembly, and the problems that when a patient moves, a pipeline is folded, dialysis fluid flowing is blocked due to folding of the pipeline, the dialysis treatment effect is affected, and more seriously, the dialysis treatment effect is affected are solved. And the folding of the pipeline also can cause the safety problems of blood backflow, dialysate leakage and the like and endanger the life safety of the patient.

The invention relates to the technical field, in particular to a dialysate supply system of a hemodialysis machine, which comprises a concentrated solution supply module, a dialysate mixing module, a concentration detection module, a data storage module, an intelligent control module and a centralized control module, the real-time state of a patient is dynamically analyzed through deep learning, components of dialysate are automatically adjusted, the crossing from a fixed formula to individualized dynamic supply is achieved, and the treatment effect is remarkably improved; secondly, the system can predict the risks of hypotension, hyperkalemia and the like prospectively, and actively intervene in advance, so that the incidence rate of dialysis-related acute complications is reduced; and moreover, the workload of medical staff for frequently and manually adjusting parameters is greatly reduced through automatic intelligent control, so that the medical staff can concentrate on clinical decisions, and medical resource allocation is optimized.

The invention provides disinfection equipment for a hemodialysis machine, and belongs to the technical field of disinfection of hemodialysis machines. Comprising a high-temperature disinfection box; and the connecting assembly is used for keeping the distance between the high-pressure spray head and the rotating column stable, and the connecting assembly is connected with the high-pressure spray head and the rotating column. By arranging the connecting assembly, the distance between the high-pressure spray head and the rotating column can be kept stable, so that the disinfection brush is matched with the high-pressure spray head to always provide stable and uniform flushing force for the inner wall of the guide pipe, the inner wall of the guide pipe can be comprehensively and fully flushed and disinfected, and the flushing and disinfection quality of the guide pipe is guaranteed; the whole cleaning and disinfecting efficiency of the hemodialysis machine is improved, meanwhile, the connecting assembly further has a scraping effect on the wall of the catheter, residues of disinfecting liquid in the catheter can be effectively reduced, the mottling phenomenon of the wall of the catheter is avoided in the subsequent drying process, and the disinfecting quality and efficiency of the catheter are further improved.

The B liquid on-site preparation system comprises a water storage tank, a preheating flow path, a liquid storage cavity and a liquid preparation flow path which are connected in sequence, the preheating flow path is used for heating RO reverse osmosis water in the water storage tank to a preset temperature, a B powder container is detachably arranged in the liquid preparation flow path, the water storage tank is arranged at the tail end of the liquid preparation flow path, an outlet of the water storage tank is connected with one end of a first connecting pipe, the other end of the first connecting pipe is detachably connected with the connector, and the connector is connected with the B powder container. When the B liquid preparation system is connected with the dialysis machine to take liquid, the first connecting pipe is not connected with the connector, one end of a B liquid suction pipe of the dialysis machine is inserted into the first connecting pipe, and the other end of the B liquid suction pipe is connected with the dialysis machine; a first water inlet in the top of the water storage tank is used for receiving RO reverse osmosis water, and a water outlet communicated with the preheating flow path is formed in the bottom of the water storage tank and used for preheating water in the water storage tank to a preset temperature.

The utility model discloses a hemodialysis filtration treatment device, which relates to the technical field of hemodialysis filtration and comprises a base, a rotating wheel is fixedly mounted at the bottom of the base, a dialysate box is fixedly mounted on the upper surface of the base, a dialysis machine main body is fixedly mounted on the upper surface of the base, and a dialysis pump is rotatably mounted on one side of the dialysis machine main body. A control screen is fixedly installed at the top of the dialysis machine body, a liquid outlet pipe is fixedly installed on the dialysis machine body, a supporting rod is fixedly installed on the upper surface of the base, a liquid storage box is arranged on the upper surface of the base, a handle is fixedly installed on the liquid storage box, and a filtering mechanism is arranged at the other end of the supporting rod. Through the structural arrangement of the filtering mechanism and the fixing and adjusting mechanism, filtering holes in the filtering box can be prevented from being blocked, meanwhile, metabolic waste and waste liquid can be treated respectively, the treatment efficiency is improved, the dialyzer can be fixed, the height of the dialyzer can be adjusted, and the dialyzer can be prevented from falling off and can be adjusted to the height suitable for the dialyzer.

The present application relates to the technical field of automatic peritoneal dialysis machine, and particularly relates to a peritoneal dialysis fluid constant-temperature supply and flow self-adaptive regulation and control system; comprising: a liquid supply driving module, a non-contact end heating module, a multi-dimensional signal sensing module and a temperature-pressure coupling multi-state collaborative control module; the present application introduces a non-contact electromagnetic resonance end heating structure and a temperature-pressure coupling multi-state collaborative control algorithm, on the one hand, uses air gap and high-frequency electromagnetic eddy current to realize safe endogenous heat of dialysis fluid in the pipeline, effectively avoids the risk of local thermal deformation and plasticizer precipitation of the pipeline caused by traditional contact heating, improves the biological safety of fluid infusion, constructs a feedforward defense mechanism based on the change rate of end temperature, and through extraction of the dynamic amplitude and static component of the hydraulic waveform, realizes accurate identification of cold stimulation spasm, regular physiological disturbance and pipeline mechanical obstruction, and after diagnosing mechanical obstruction, actively drives the stepping motor to perform reverse backflushing action.

1. Name of the product in this design: Peritoneal dialysis machine. 2. Application of this design: This design is intended for peritoneal dialysis. 3. The key design point of this appearance design product lies in the overall shape of the product. 4. The image or photograph that best illustrates the design's key points: a 3D model.

A dialysis machine (e.g., a peritoneal dialysis (PD) machine) can include a pressure sensor mounted at a proximal end of a patient line made of a distensible material that provides PD solution to a patient through a catheter. During treatment, an occlusion can occur at different locations in the patient line and / or the catheter. When an incremental volume of additional solution is provided to the patient line while the occlusion is present, a change in pressure results. The change in pressure depends on dimensions and a distensibility of a non-occluded portion of the patient line. If the change in pressure, the incremental volume, properties related to the distensibility of the patient line, and some of the dimensions of the patient line are known, a location of the occlusion can be inferred. An occlusion type can be inferred based on the inferred location.

A system includes: a dialysis machine configured to provide a dialysis treatment for a patient; at least one fluid line; a sensor disposed on the at least one fluid line, wherein the sensor is configured to obtain platelet measurements from fluid passing through the at least one fluid line; and a processing system configured to: receive the platelet measurements from the sensor; determine whether the platelet measurements are indicative of a risk of Heparin-induced thrombocytopenia (HIT) to the patient; and in response to determining that the platelet measurements are indicative of a risk of HIT to the patient, provide an alert to the patient and / or a clinician based on the platelet measurements.

To provide a personal dialysis machine that allows for visual confirmation of the remaining amount of concentrated dialysis solution with a simple configuration, while suppressing cost increases. [Solution] The personal dialysis machine 100 includes drug solution tanks 95, 96 and drug solution solenoid valves 81, 82 for storing drug solution for cleaning the piping 5, and concentrate tanks 93, 94 and concentrate solenoid valves 83, 84 for storing concentrate for dialysis fluid, and includes a drug solution concentrate usage determination unit 51 that determines the amount of at least one of the drug solution and concentrate that has been drawn up by the pump 86, a drug solution concentrate remaining amount calculation unit 52 that calculates the remaining amount of drug solution concentrate based on the amount determined by the drug solution concentrate usage determination unit 51, a drug solution concentrate remaining amount determination unit 55 that determines whether the remaining amount of drug solution concentrate is less than a predetermined standard amount, and a display unit 60 that displays a fact if the remaining amount of drug solution concentrate is less than a predetermined standard amount.

The utility model discloses a sampling device for a hemodialysis machine, and relates to the field of blood purification equipment, the sampling device comprises a connecting pipe body and a switching valve, the connecting pipe body comprises a liquid circulation pipeline and a liquid outlet pipeline, the liquid outlet pipeline is fixedly connected with the side wall of the liquid circulation pipeline, the liquid outlet pipeline is communicated with the liquid circulation pipeline, and the switching valve is connected with the connecting pipe body. Two circulation ports of the circulation pipeline are fixedly connected and communicated with the liquid circulation connector of the dialysis machine body and the dialysis pipeline respectively, and the circulation ports of the circulation pipeline are detachably and fixedly connected with the liquid circulation connector; the switching valve is provided with a liquid inlet connector, a liquid discharge connector and a sampling connector, the liquid inlet connector is detachably connected with the liquid outlet of the liquid outlet pipeline, the liquid inlet connector can be communicated with the liquid discharge connector or the sampling connector, and the sampling connector can be fixedly connected with the sample storage device. The utility model further discloses the hemodialysis machine comprising the sampling device for the hemodialysis machine. The device is simple to operate, and can improve the working efficiency, reduce the false positive probability of the sampled sample and reduce the economic loss.

A dialysis machine includes a user interface for providing visual information and / or spoken information to a user. For example, in some implementations, the user interface may be configured to provide visual information related to an action, such as showing the action being partially or fully completed, and a speaker can provide spoken instructions to assist the user in machine set-up, calibration and / or operation. Such instructions can be particularly useful in a home dialysis setting. In some implementations, the speaker can provide spoken alarms that are related to alarm conditions. The spoken alarms may include patient and / or dialysis machine identifying information. The verbosity of the spoken instructions and / or the spoken alarms may be adjustable, and both may be accompanied by visual information displayed by the dialysis machine (e.g. visual alarms, images and / or video).