47 results about "Peritoneal dialysis fluid" patented technology

The invention provides a portable detection device and method for rapidly identifying peritonitis, and relates to the technical field of medical instruments, the device comprises: an illumination module for irradiating a peritoneal dialysis liquid sample; the sensor module is used for capturing a sensing data set of the state change of the peritoneal dialysis liquid sample in the irradiation process; the detection chip downloads the trained peritonitis risk detection model, performs data detection on the sensing data set and outputs a risk detection result; and the display module is used for displaying on a display screen. The peritonitis risk detection device can solve the technical problem that a user is difficult to independently complete rapid and accurate detection in a family or community environment due to poor portability and complex operation of a traditional peritonitis detection device, and achieves the purposes of rapidly analyzing a peritonitis sample through optical characteristics and a machine learning algorithm, outputting a peritonitis risk detection result in real time and improving the detection efficiency. And the accuracy and the efficiency of early peritonitis recognition of the user or the medical personnel are improved.

The invention discloses a peritoneal dialysis system which comprises an abdominal cavity pipeline with the first end communicated with the abdominal cavity of a human body; the semi-permeable membrane assembly comprises a membrane, a first side and a second side, the first side and the second side are separated by the membrane, and the first side is communicated with the second end of the abdominal cavity pipeline so as to receive the abdominal cavity dialysate from the abdominal cavity pipeline and inject the abdominal cavity dialysate into the abdominal cavity of the human body; the external liquid path system comprises an external liquid pipeline communicated with the second side, and the external liquid pipeline comprises a waste liquid outlet for outputting dialysis waste liquid led out from the peritoneal dialysis liquid through the membrane; when the peritoneal dialysis solution is led out, the membrane allows moisture and small molecular solutes in the peritoneal dialysis solution to permeate into the second side and entraps a macromolecular penetrant on the first side so as to maintain the osmotic pressure of the peritoneal dialysis solution.

The utility model relates to a multifunctional infusion support for peritoneal dialysis, which comprises a support body, the support body comprises a first rod and a second rod, the second rod is telescopically matched with the first rod, the infusion support further comprises a shelving part, the shelving part is connected with the first rod, and a reference body is arranged on the shelving part. By arranging the first rod and the second rod, the height can be freely adjusted according to illness conditions, and the flow speed of dialysate can be conveniently controlled; the peritoneal dialysis waste liquid bag can be conveniently placed through the arrangement of the placing part, stumbling traction is reduced, infection factors are reduced, meanwhile, the brightness of peritoneal dialysis liquid can be identified through the arrangement of the reference body, and the quality of the peritoneal dialysis liquid can be rapidly evaluated.

This utility model relates to the field of packaging and sealing technology, and discloses a peritoneal dialysis fluid packaging and sealing machine, including a support plate. A slide rail is fixedly connected to the upper surface of the support plate, and a slider is fixedly connected to the upper surface of the slide rail. A clamping assembly is provided outside the slider, the clamping assembly including a clamping plate. The clamping plate is disposed outside the slider, and a connecting rod two is fixedly connected to the outer wall of the clamping plate. A fixing post one is rotatably connected to one end of the outer wall of the connecting rod two, and a fixing post two is rotatably connected to one end of the connecting rod two. A connecting rod three is rotatably connected to the outer wall of the fixing post one. In this utility model, the clamping plate stably clamps the packaging bag by driving the gears and connecting rods through a motor. Combined with the sliding of the slider on the slide rail, the packaging bag can be accurately transported to the sealing position, improving the stability of clamping and transporting, ensuring accurate positioning of the packaging bag during the sealing process, reducing sealing deviations caused by displacement, and improving sealing quality.

The utility model relates to the technical field of peritoneal dialysis, in particular to a peritoneal dialysis fluid pipeline capable of accurately controlling the amount of children and achieving pressurized perfusion for adults, which comprises a waste fluid bag, an injector, a fluid inlet bag and a connecting pipe, a first catheter is connected between the waste fluid bag and the connecting pipe, and a second catheter is connected between a nipple of the injector and the connecting pipe. And a third catheter is connected between the nipple of the injector and the liquid inlet bag. After an operator connects the connecting pipe to an external short pipe of a patient and waste liquid in the abdominal cavity of the patient is completely discharged, the operator clamps and closes the first catheter and the second catheter and opens the third catheter at the same time, the operator can suck quantitative dialysate into the injector, and finally the third catheter is closed and the second catheter is opened, so that the dialysate in the abdominal cavity of the patient is completely discharged. An operator can inject the dialysate in the injector into the abdominal cavity of a patient, quantitative injection of dialysis is achieved, and the problem that it is difficult for the operator to inject the dialysate with the accurate amount into the abdominal cavity of an underage child is solved on the whole.

A peritoneal dialysis system includes a cycler configured to pump peritoneal dialysis fluid and a disposable set configured to receive the peritoneal dialysis fluid pumped by the cycler. The disposable set includes a filter having a fresh peritoneal dialysis fluid pathway and a membrane located along the fresh peritoneal dialysis fluid pathway and configured to filter the peritoneal dialysis fluid. The filter also includes a grid housing comprising a plurality of baffles configured to separate filtered fresh peritoneal dialysis fluid that has flowed through the membrane into plural fluid channels that form an interior region of the fresh peritoneal dialysis fluid pathway.

The invention belongs to the technical field of drug detection and analysis, and particularly provides a method for determining the content of impurity 3-DG in icodextrin peritoneal dialysis fluid, which comprises the following steps: selecting a reversed-phase chromatographic column AgilentZORBAX SB-C18 (250mm * 4.60 mm, 5 [mu] m), taking methanol and an acetic acid aqueous solution (50-55: 50-45, v / v) with the pH value of 3 as mobile phases, realizing that the separation degree of a 3, 4-DGE peak and a 3-DG peak is greater than 4.5, the separation degree of a sodium lactate peak and the 3, 4-DGE peak is greater than 3.0, and the separation degree of a sodium lactate peak and the 3, 4-DGE peak is greater than 3.0. The 3-DG can be rapidly, effectively and accurately determined, the quality of the icodextrin peritoneal dialysis solution can be accurately controlled, and the clinical medication safety is guaranteed.

The utility model relates to a portable peritoneal dialysis liquid sample reserving device which comprises a culture bottle and a sealing cover detachably connected with the culture bottle, the outer wall of the culture bottle is movably sleeved with a protective sleeve, a reset structure is arranged between the culture bottle and the protective sleeve, and the reset structure enables the protective sleeve to have the trend of moving towards the top of the culture bottle all the time. A trigger structure is further arranged among the culture bottle, the sealing cover and the protective sleeve, the trigger structure can limit the protective sleeve and prevent the protective sleeve from moving towards the top of the culture bottle, and in the process that the sealing cover and the culture bottle are closed, the trigger structure acts, so that the limiting effect on the protective sleeve is relieved, and the protective sleeve is prevented from moving towards the top of the culture bottle. According to the portable culture bottle, by means of mutual matching of all the structures, when the sealing cover and the culture bottle are covered, the sealing cover can be covered with the protection sleeve, so that the probability that the sealing cover falls off from the culture bottle due to external force is reduced, and the portable culture bottle is more convenient to carry.

The invention discloses an analysis and evaluation method for a patient to assess peritoneal dialysis infection by himself / herself, and the method comprises the steps: collecting multi-dimensional clinical data through an acute symptom questionnaire system, determining a severity score in combination with abdominal pain, abdominal pain accompanying symptoms and body temperature abnormality indexes, and achieving precise triage. When peritonitis is evaluated, the traits of the peritoneal dialysis solution are meticulously analyzed, and various preliminary diagnosis suggestions can be accurately given; evaluating catheter outlet and tunnel skin, analyzing and judging emergencies according to images, and determining a grading processing decision by using a skin grading system to realize accurate hierarchical management. In addition, once the infection or emergency risk is judged, treatment prompt information can be output in time, so that the patient can see a doctor in time and grasp the optimal treatment opportunity, and disease delay is reduced. According to the scheme, the evaluation accuracy is improved, the patient can be assisted in evaluating the infection condition and the treatment effect in real time, medical staff can be helped to scientifically and normatively extract and conclude patient infection related data, and therefore accurate layered management on the infection risk degree is achieved.

A peritoneal dialysis fluid circuit includes: a patient line; a delivery line configured to supply fresh dialysis fluid to the patient line; an extraction line configured to extract the used dialysis fluid from the patient line; a first pump disposed on the delivery line and configured to supply fresh dialysis fluid to the patient line; and a second pump disposed on the extraction line and configured to extract the used dialysis fluid from the patient line. The fluid circuit also includes a control unit configured to perform a peritoneal dialysis procedure. A peritoneal dialysis procedure includes commanding activation of a first pump at a first flow rate and activation of a second pump at a second flow rate different than the first flow rate. The first and second pumps are simultaneously activated to provide a first flow rate and a second flow rate.

A peritoneal dialysis system includes a preparator and a cycler. The system delivers purified water into one or more containers with different powders to create a concentrate and then moves the concentrate to a mixing bag to create a peritoneal dialysis fluid (PDF). The cycler then delivers the PDF to a patient and removes waste fluid via a drain outlet. A volumetric approach controls hydraulic fluid paths that introduce the purified water to the powders to create the concentrate, provide mixing of the concentrate to form the PDF and deliver the PDF to the patient. Different configurations of hydraulic flow / pressure generators are provided in the fluid paths to provide optimization of flow of the purified water through the system to create correct concentrates from the powders and subsequent peritoneal dialysis fluid for cycling, for example being provided in a disposable cassette.

This invention relates to the field of biomedical technology, and provides an NH4 + Biotransformation scavenging materials and their preparation methods utilize glutamate dehydrogenase to decompose urea into NH4, which is generated by urease. + α-Ketoglutarate and nicotinamide adenine dinucleotide are converted into glutamate under the action of enzymes, thereby removing NH4, which is highly toxic to the human body. + Furthermore, MAF-7 material was synthesized by reacting zinc nitrate and 3-methyl-1,2,4-triazole in aqueous solution. Simultaneously, glutamate dehydrogenase was added during the synthesis process to immobilize the enzyme in situ onto MAF-7. This material can regenerate NH4+, a byproduct of peritoneal dialysis fluid regeneration in WAK. + It can effectively remove NH4 and also achieve long-term continuous removal. + This reduces the amount of adsorbent used and the size and weight of the device, further improving the urea treatment efficiency and solving the Na+ problem in the REDY system. + H + Risk of leakage.

The utility model discloses a peritoneal dialysis liquid changing auxiliary support which comprises a supporting frame and a transverse rod fixedly installed on the supporting frame, two limiting grooves are formed in the transverse rod side by side, an extending short tube and a Y-shaped tube which are used for peritoneal dialysis are clamped in the two limiting grooves respectively, the connector ends of the extending short tube and the Y-shaped tube are suspended on the outer side of the transverse rod, and the connector ends of the extending short tube and the Y-shaped tube are clamped in the limiting grooves. Limiting devices used for pressing the extending short pipes / Y-shaped pipes in the limiting grooves are arranged corresponding to the two limiting grooves respectively, each limiting device comprises a pressing plate rotationally installed on the transverse rod, one end of each pressing plate is connected with a handle, and the pressing plates can be driven to rotate through the handles so that the extending short pipes / Y-shaped pipes can be pressed in the limiting grooves. According to the peritoneal dialysis liquid changing auxiliary support, operation can be completed with one hand, the connecting position of the Y-shaped tube and the external short tube can be effectively protected, the connecting position of the Y-shaped tube and the external short tube does not make contact with the outside in the liquid changing process, use is convenient, and infection is reduced.

The present disclosure relates to a system for supporting a peritoneal dialysis bag and a method for detecting bag leakage. The system includes: a curved tray configured to support a medical fluid bag during peritoneal dialysis, the curved tray including a plurality of openings therethrough; a medical fluid collection basin removably coupled to the curved tray and configured to collect medical fluid leaking from the bag; a leak detector coupled to a surface of the medical fluid collection basin and configured to detect fluid leaking from the medical fluid bag into the medical fluid collection basin; and a control unit configured to receive treatment data regarding medical treatment.

A multifunctional fixing structure for peritoneal dialysis liquid changing comprises a movable lifting supporting frame, a hanging frame, a heat preservation heating box, a lighting structure and a storage structure, the hanging frame is fixed to the top of the movable lifting supporting frame, and the storage structure is located between the heat preservation heating box and the lighting structure. The heat preservation heating box is installed on the movable lifting supporting frame and located below the hanging frame, the storage structure is movably installed on the movable lifting supporting frame and located below the heat preservation heating box, and the lighting structure is fixed to the side wall of the movable lifting supporting frame and located below the storage structure. A foldable chassis is installed at the bottom of the movable lifting supporting frame, a weighing structure is placed on the foldable chassis, and a tray is connected to the top of the weighing structure. According to the multifunctional fixing structure, a patient can conveniently conduct peritoneal dialysis liquid changing operation at home or when going out, and the heat preservation heating box is arranged on the movable lifting supporting frame and can provide heating and heat preservation functions for peritoneal dialysis bag liquid.

A peritoneal dialysis ("PD") system includes a PD fluid pump configured to pump PD fluid along a line under negative pressure and to create a negative pressure profile having a maximum negative pressure and a minimum negative pressure; a pressure sensor positioned and arranged to sense the negative pressure profile and to produce an output indicative of the negative pressure profile including a maximum negative pressure output and a minimum negative pressure output; and a control unit configured to analyze the output indicative of the negative pressure profile and to determine that an occlusion in the line has occurred if both the maximum negative pressure output and the minimum negative pressure output change by at or more than a set pressure delta, wherein the set pressure delta is optionally the same pressure delta for the maximum negative pressure output and the minimum negative pressure output.

Provided is a composition capable of inhibiting peritoneal deterioration. The peritoneal deterioration inhibiting composition of the present invention includes carbon monoxide.

A cyclo(His-Pro)(CHP) is useful for preventing, alleviating or treating peritoneal fibrosis. A pharmaceutical composition for preventing or treating peritoneal fibrosis, a dietary supplement composition for preventing or alleviating peritoneal fibrosis, and a peritoneal dialysis solution, which all contain CHP is disclosed. Also disclosed are a method for preventing or treating peritoneal fibrosis by using CHP, a peritoneal dialysis method using CHP, a use of CHP during the preparation of a pharmaceutical composition for preventing or treating peritoneal fibrosis, and / or a use of CHP in the preparation of a peritoneal dialysis solution.

The invention relates to the technical field of medical instruments, in particular to a clamping structure for a peritoneal dialysis fluid drainage catheter, which comprises a mounting plate and a drainage tube, bandages are fixedly mounted on two sides of the mounting plate, a plurality of hooks are fixedly mounted at one end of one of the bandages, and the other end of one of the bandages is fixedly provided with a plurality of clamping grooves. A plurality of hanging rings which are arranged at equal intervals and are used for hanging hooks are fixedly mounted at one end of the other bandage; a mounting block is fixedly mounted on the surface of the mounting plate, a clamping groove is formed in the surface of the mounting block, a mounting groove is horizontally formed in the groove wall of the clamping groove, a threaded rod with the left end and the right end opposite in thread direction is horizontally and rotationally mounted in the mounting groove, and the threaded rod is symmetrically sleeved with sliding blocks in a threaded mode; and clamping plates are fixedly mounted on the surfaces of the sliding blocks, and the two ends of the threaded rods penetrate out of the mounting blocks. The in-vitro drainage tube is fixed through the installation block and the adjustable bandage, the end of the in-vitro drainage tube is prevented from shaking, the risks of traction falling and wound extrusion are reduced, and the device can adapt to patients with different waistlines and is high in practicability.

The invention aims to provide an auxiliary device for changing peritoneal dialysis fluid, and relates to the technical field of medical instruments, a medical infusion monitor, a collecting box, a fluid storage tank and a support frame are detachably mounted on an infusion support, the infusion support is communicated with the fluid storage tank through a drip cup, and a heating base is arranged in the fluid storage tank to heat and preserve heat of new fluid in the fluid storage tank; the dripping speed in the drip cup can be monitored through the medical infusion monitor, and the new liquid changing speed can be controlled through the flow speed controller; the flow monitor is arranged in the collecting box, so that the speed of discharging the waste liquid can be monitored, and the speed of discharging the waste liquid can be adjusted through the flow speed controller on the collecting box; discomfort and even injury of a patient caused by too high and too low speed of changing new liquid and too high and too low speed of discharging waste liquid are avoided; the two clamps on the support frame can respectively clamp the outer end of the catheter with the screwed-off iodophor cap and the liquid changing connecting pipe, so that a connector is prevented from being polluted.

The present invention discloses a peritoneal dialysis fluid exchange auxiliary device, comprising a moving component, a supporting clamp component, an adjusting component and a fixing clamp component. The adjusting component comprises a supporting plate and two long axes. The supporting clamp component comprises a first concave plate and two brackets. The bracket comprises a base plate, two sleeve plates and four first springs. The ends of the two first springs are provided with a contact plate. The fixing clamp component comprises a base, an upper clamping plate, a lower clamping plate and two brackets. The bracket comprises a contact plate and a rubber sheet, so that a dialysate connector can be clamped between the two contact plates. The rubber sheet contacts the tube body at the rear end of the dialysate connector, thereby increasing the friction force of the dialysate connector and preventing it from falling to the ground and causing contamination. The dialysate connector for the second dialysis is clamped on the other bracket, thereby reducing the operation time of peritoneal dialysis fluid exchange.

1. Name of the product in this design: Infusion container cap (for peritoneal dialysis fluid). 2. Purpose of this design: This design is used for the cap of an infusion container. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The invention relates to the technical field of pharmaceutical analysis, and particularly discloses a method for determining sodium lactate in a bicarbonate type peritoneal dialysis solution. According to the method, the sodium lactate in the bicarbonate type peritoneal dialysis solution is detected by adopting a high performance liquid chromatography. According to the method, the sodium dihydrogen phosphate solution is used as a mobile phase, the detection adaptability of the sodium dihydrogen phosphate solution and the sodium lactate is good, quantitative analysis of the sodium lactate in the bicarbonate type peritoneal dialysis solution can be accurately achieved, and a more reliable and efficient detection means is provided for quality control of the bicarbonate type peritoneal dialysis solution.

Provided is a composition capable of inhibiting peritoneal deterioration. The peritoneal deterioration inhibiting composition of the present invention includes carbon monoxide.

A peritoneal dialysis fluid circuit comprising a patient line, a delivery line configured to supply fresh dialysis fluid towards the patient line, a withdrawal line configured to withdraw spent dialysis fluid from the patient line, a first pump arranged on the delivery line and configured to supply fresh dialysis fluid towards the patient line, and a second pump arranged on the withdrawal line and configured to withdraw spent dialysis fluid from the patient line. The fluid circuit further comprises a control unit configured to perform a peritoneal dialysis procedure. The peritoneal dialysis procedure comprises commanding activation of the first pump at a first flow rate, and activation of the second pump at a second flow rate different from the first flow rate: the first pump and the second pump are active simultaneously to provide the first flow rate and the second flow rate.

A peritoneal dialysis system and method are disclosed. The peritoneal dialysis system includes a pressure chamber and a flexible container located within the pressure chamber. The peritoneal dialysis system also includes a motive fluid cylinder, a piston located within the motive fluid cylinder, and a linear actuator configured to extend and retract the piston. The peritoneal dialysis system further includes at least one motive fluid valve for opening and closing a pressure chamber passage and a vent passage. Additionally, the peritoneal dialysis system includes a control unit in operable communication with the linear actuator and the at least one motive fluid valve. The control unit is configured to perform at least one of a negative pressure sequence and / or a positive pressure sequence for pumping peritoneal dialysis fluid.

A peritoneal dialysis (“PD”) machine includes a water pump; a concentrate pump; a water valve, and an inlet to the water valve positioned to receive purified water; a concentrate valve, and an inlet to the concentrate valve positioned to receive PD fluid concentrate; a mixing line located downstream from the water pump and the a concentrate pump; a conductivity sensor positioned to sense mixed purified water and PD fluid concentrate that form fresh PD fluid; a flexible patient line configured to bring fresh PD fluid to and remove used PD fluid from a patient; and a control unit configured to control the water pump, the concentrate pump, the water valve and the concentrate valve, to receive an output from the conductivity sensor, and to run a disinfection sequence in which (i) the inlet to the concentrate valve alternatively receives disinfectant or (ii) the flexible patient line alternatively receives disinfectant.

The utility model discloses a peritoneal dialysis solution bag making machine tool conveying structure which comprises a discharging frame, a tensioning roller, a first supporting table and a second supporting table which are sequentially arranged in the direction of a conveying line, guide rollers are symmetrically and rotationally installed at the two ends of the first supporting table, a traction roller is rotationally installed at the output end of the second supporting table, and the traction roller is connected with the discharging frame. A third motor for driving the traction roller to rotate is installed on the side edge of the second supporting table, a material distributing roller is further rotationally installed on the second supporting table, and after being diffused, a double-layer film material on the discharging frame penetrates through the position below the tensioning roller, then is flatly laid on the first supporting table and the guide roller and is divided into an upper layer and a lower layer through the material distributing roller till the double-layer film material is folded again on the tail end of the second supporting table and the traction roller. The double-layer film material can be divided into two layers to be conveyed through the material dividing roller, the space is expanded between the double-layer film material, then the tube inserting operation of the soft catheter is conveniently carried out, the manual participation degree when a bag body and the soft catheter are assembled is effectively reduced, the production efficiency can be improved, and the manual manufacturing cost can also be saved.

The utility model discloses a peritoneal dialysis solution bag making machine tooling, including material conveying mechanism, lettering mechanism, intubation mechanism and hot pressing mechanism, the material conveying mechanism includes material placing frame, support table no. 1 and support table no. 2, the material placing frame is used for spreading double-layer mould body to support table no. 1 and support table no. 2, lettering mechanism is installed on support table no. The pipe inserting mechanism is installed on the side edge of the second supporting table, the second supporting table is further provided with a film separating roller used for separating a double-layer film body, and the hot pressing mechanism is installed at the tail end of the second supporting table. The character printing mechanism, the tube inserting mechanism and the hot pressing mechanism are sequentially arranged on the material conveying mechanism, a continuous production line is formed, operations such as surface character printing, tube inserting assembly and hot pressing sealing are sequentially carried out on a double-layer film body, then a complete dialysate bag body is manufactured, manual participation is effectively reduced, continuous automatic production is achieved, and production efficiency is improved. And the overall manufacturing efficiency can be improved.

1. The name of this design product: Peritoneal dialysis fluid bag full-process processing terminal. 2. Purpose of this design product: used for intelligent processing of peritoneal dialysis waste liquid bags. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.