257 results about "Kidney machines" patented technology

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 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.

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 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 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 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.

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).

The present subject matter relates to systems and methods for syringe-free blood return in a dialysis machine blood circuit. A three-way connector can include a first inlet configured to be connected to a patient arterial access line, a second inlet connected to a substitution fluid line, and an outlet connected to a machine arterial line. In this arrangement, the three-way connector is configured to selectively allow a flow of substitution fluid from the substitution line into the machine arterial line and / or into the patient arterial access line without changing the connections of tubing within the circuit.

The invention relates to a hemodialysis machine with a disinfection function, and belongs to the technical field of hemodialysis machines, the hemodialysis machine comprises a control module, a hemodialysis machine body and a disinfection module, the disinfection module comprises a liquid storage tank, a liquid outlet channel and a wiping head, the liquid storage tank is arranged in the hemodialysis machine body or on one side of the hemodialysis machine body, the liquid storage tank is used for storing a disinfectant, and the wiping head is used for wiping the disinfectant. The liquid outlet channel communicates with the liquid storage tank and the wiping head and is used for conveying the disinfectant in the liquid storage tank into the wiping head, and the control module is electrically connected with the liquid outlet channel and is used for instructing the liquid outlet channel to operate; the control module is electrically connected with a blood pump of the dialysis machine body and used for controlling the operation power of the blood pump, a disinfection mode and an operation mode are input into the control module in advance, and when the control module is switched to the disinfection mode, the blood pump is instructed to operate.

A peritoneal dialysis (“PD”) system includes a plurality of PD fluid components, a reusable PD fluid line selectively fluidly communicating with the PD fluid components, a source of PD fluid selectively fluidly communicating with the reusable PD fluid line, a source of anti-scaling fluid selectively fluidly communicating with the reusable PD fluid line, and a control unit configured to (i) operate the plurality of PD fluid components during treatment using PD fluid from the source heated to a treatment temperature, and (ii) circulate unused PD fluid heated to a disinfection temperature in combination with anti-scaling fluid from the source of anti-scaling fluid after treatment for disinfecting the plurality of PD fluid components and the reusable PD fluid line, the anti-scaling fluid provided in an amount configured to lower the pH of the unused PD fluid to a level below which precipitates are formed and above which the pH causes disinfection.

The invention discloses an intelligent hemodialysis system based on a sodium clearance ratio (RNA) and a control method of the intelligent hemodialysis system. The system integrates five layers of functions to form a complete closed loop: (1) a sensing layer: based on a dialysate conductivity difference value, applying a corrected Gibbs-Donnan formula (Ceq = [Na] d / sigma, sigma = 0.97) and Kalman filtering to reversely deduce plasma sodium concentration in real time; (2) a calculation layer is used for calculating RNa = Naactual / Narget in real time, and RNa = Naactual / Narget; (3) a monitoring layer, namely an RNa + Kt / V double-index instrument panel + three-level alarm; (4) a [Na] d regulation and control curve, RNa closed-loop regulation and three safety rules are calculated through a control layer-double-chamber model; and (5) a feedback layer, cross-course trend analysis and automatic model optimization. The system is compatible with dialysis machines of various brands and can be integrated as an additional module.

Combination of a single-station reverse osmosis device (RO device) with a hemodialysis device (HD device), wherein the RO device has a filter with a membrane (4) that separates a primary chamber (10) from a secondary chamber (9), wherein a raw water supply line (49) opens into the primary chamber (10) and the secondary chamber (9) is connected to a water inlet valve (23) and a flushing valve of the HD device (21) via a connecting line (19) containing a conductivity measuring device (29), characterized in that defective permeate that is produced in excess or measured by a conductivity measuring device (20) can flow to the drain (33) at the end of the line (19) via an inserted flushing valve (22) with a pressure maintenance function.

A dialysis system with integrated concurrent appointment and patient assessment capabilities, comprising: a dialysis machine; at least one camera and a video monitor communicatively coupled to the dialysis machine and configured to enable concurrent telemedicine communication between a patient undergoing a dialysis session and at least one healthcare provider remote from the dialysis machine; a handheld imaging device coupled to the dialysis machine, the handheld imaging device configured to capture high-resolution images of patient-specific conditions during the telemedicine session; a scheduling system communicatively coupled to the dialysis machine and configured to: automatically communicate dialysis machine availability to a healthcare scheduling system associated with the at least one healthcare provider, coordinate concurrent appointment confirmations amongst the patient, the dialysis machine availability, and the at least one healthcare provider, and automatically establish a telemedicine session during a portion of the dialysis session.

A dialyzer, a dialysis machine, a kit and a process for producing the dialyzer. The dialyzer includes a plurality of hollow fibers disposed in a housing of the dialyzer. The hollow fibers are wrapped with a textile fabric that is fluid-permeable and / or at least partly water-soluble.

The invention relates to a dialysis machine having a removable carrier plate for a fluid container, the carrier plate having a first surface and an opposite second surface, the first surface having at least one projection and the opposite second surface being different from the first surface, preferably substantially planar / flat. The at least one projection is provided and configured to engage or be received in a corresponding recess of the fluid container. Depending on the shape of the fluid container, the support plate is inserted in the receiving section of the dialysis machine in a first insertion orientation and in a second insertion orientation. The first surface points to the receiving section in a first insertion orientation and the second surface points to the receiving section in a second insertion orientation. The invention also relates to a dialysis machine, to a system, to the use of a support plate in a dialysis machine, and to a support plate.

The application discloses a full-automatic liquid supply system suitable for various hemodialysis machines, which comprises a liquid preparation device, a liquid supply device, a disinfection device, a centralized liquid supply pipeline, a hemodialysis machine working state recognition module, a liquid suction rod in-place detection device, a dialysis and disinfection mode recognition device and a control module. The full-automatic liquid supply system can conveniently obtain the working state of different brands of hemodialysis machines by detecting the position of the liquid suction rod of the hemodialysis machine and whether the working current of the hemodialysis machine exists or not, realizes the online operation of the centralized liquid supply system and hemodialysis machines of different brands and models, and the centralized liquid supply system can automatically obtain the working state of the hemodialysis machine, thereby supplying liquid; the hemodialysis machine and the centralized liquid supply do not need any operation of medical staff during dialysis, manpower and cost are saved, and the risk caused by manual misoperation and missed operation is avoided.

The application discloses a hemodialysis machine dialysate potassium ion real-time automatic regulation system and belongs to the technical field of medical equipment, which solves the problem of how to accurately regulate the potassium ion concentration in the dialysate of a hemodialysis machine. The man-machine interface of the host computer mainly comprises blood potassium concentration display, regulation system function selection and lower computer function setting functions. The lower computer controller mainly completes the cooperative control of the clamping valve and the peristaltic pump, realizes the function control of the electrode, and, combined with the real-time optimal regulation strategy solved by the nonlinear MPC control algorithm, realizes the switching selection of dialysate with different potassium ion concentrations by electromagnetic valve driving control. The ion selective electrode is adopted to realize the real-time sampling detection of the potassium ion concentration in blood, and the control of the peristaltic pump and the rotary clamping valve is combined to realize the calibration, cleaning and activation of the electrode. The application realizes the real-time switching of dialysate with different potassium ion concentrations and completes the accurate regulation of dialysate with different potassium ion concentrations in the dialysis process.

Example systems, methods, and apparatuses are disclosed herein for the management of wireless link quality with a wireless accessory (130). The systems, methods, and apparatuses are configured to monitor a wireless link quality across a plurality of channels to ensure there is an acceptable link quality between a wireless accessory (130) and a medical device (102), such as a dialysis machine or an infusion pump (102c). The systems, methods, and apparatuses are configured to perform a link quality check before the medical device (102) performs a treatment. Such a check ensures that communication with the wireless accessory (130) is acceptable before a more critical time when the medical device is performing the treatment.

A peritoneal dialysis fluid generation system including water purification equipment configured to provide purified water; a presterilized tubing set including a container for storing peritoneal dialysis fluid; at least one glucose or buffer concentrate; and a hemodialysis machine in fluid communication with the water purification equipment, the hemodialysis machine including at least one mixing pump for mixing the at least one glucose or buffer concentrate with the purified water to form peritoneal dialysis fluid, a dialysis fluid pump for delivering the peritoneal dialysis fluid to the container, and a control unit configured to control the at least one mixing pump to form the peritoneal dialysis fluid and the dialysis fluid pump to deliver the peritoneal dialysis fluid to the container.