15 results about "Peritoneal dialysate" patented technology

A peritoneal dialysis (“PD”) system includes a PD fluid pump, a PD fluid heater positioned and arranged to heat fresh PD fluid pumped by the PD fluid pump, and a phase change material (“PCM”) device positioned and arranged to receive fresh PD fluid heated by the PD fluid heater. The PCM device includes a PCM having a melting temperature selected so that the PCM solidifies when underheated fresh PD fluid contacts the PCM transferring heat to the underheated fresh PD fluid. Alternatively or additionally, the PD system may include a different PCM device having a PCM with a melting temperature selected so that the PCM melts when overheated fresh PD fluid contacts the PCM thereby removing heat from the overheated fresh PD fluid. A configuration for the PCM device is also disclosed.

System and methods for sensing fluid characteristics of peritoneal dialysate infused into and removed from a patient during treatment are provided. The systems and methods can use an optical sensor including a transmitter light source operable to emit light through a fluid flow path and an optical receiver operable to receive at least a portion of the light emitted by the transmitter light source.

A system includes an apparatus configured to mix water, an acid / electrolyte concentrate, an osmotic concentrate, and a neutralizing buffer to produce a supply dialysate, a supply chamber configured to store the supply dialysate, a first filter that is configured to receive the supply dialysate from the supply chamber and to remove contaminants from the supply dialysate, a second filter, and one or more valves that: in a first configuration allow the second filter to receive a spent dialysate from the patient drain line to capture biological components from the spent dialysate such that the spent dialysate is dispensed via the system drain line, and in a second configuration allow the second filter to receive the supply dialysate to remove further contaminants from the supply dialysate such that the supply dialysate and the biological components are dispensed via the patient fill line.

The application provides a peritoneal dialysis liquid detection data intelligent analysis method based on visual recognition, which comprises the following steps: acquiring a test paper image to be recognized, and performing test paper region segmentation, color correction and test paper detection region brightness equalization processing on the test paper image to obtain a processed test paper detection region; acquiring a standardized color feature vector of a test paper color developing region from the test paper detection region; mapping and matching the standardized color feature vector with a standard colorimetric database to obtain a colorimetric matching value, performing color abnormality degree recognition according to the colorimetric matching value, obtaining a test paper colorimetric analysis result according to the color abnormality degree and a preset abnormal value, and performing self-adaptive correction on the test paper colorimetric analysis result with an abnormality; and constructing a personalized colorimetric model according to the colorimetric matching value combined with a historical colorimetric matching value to perform health trend analysis and early warning.

The invention relates to a peritoneal dialysis solution optimal selection system and method based on double-cycle monitoring. The system comprises a data acquisition module which is used for respectively acquiring daily home data and weekly hospital data; the double-cycle analysis module is used for calculating an ultrafiltration deviation index based on daily data and evaluating a peritoneal state grade based on weekly data; the peritoneal dialysis fluid selection module dynamically adjusts the type of peritoneal dialysis fluid according to the peritoneal state grade and the ultrafiltration deviation index; the remote interaction module realizes data synchronization and remote intervention; and the data management module realizes data storage, quality control and standardized marking. The method comprises the following steps: inputting initial urine volume and initial systolic pressure of a patient; the ultrafiltration amount and the peritoneal dialysis fluid type are collected every day, and the target ultrafiltration amount and the ultrafiltration deviation index are calculated; a peritoneal dialysis liquid LDH value is collected every week, the LDH mean value and the week fluctuation rate of the first four weeks are calculated, and the peritoneal state grade is determined; on the basis of the peritoneal state grade and the ultrafiltration deviation index, the peritoneal dialysis liquid type of the next day is adjusted according to rules; synchronizing data to the cloud and performing abnormal intervention; a dataset is generated.

The utility model relates to the technical field of medical equipment, in particular to a peritoneal dialysis solution dosing mechanism which comprises a columnar shell, a dosing head inserting groove is formed in one end of the shell, and a medicine bottle inserting groove is formed in the other end of the shell. A first puncture head is arranged in the medicine adding head inserting groove, and a second puncture head is arranged in the medicine bottle inserting groove. The first puncture head and the second puncture head are communicated through a medicine adding channel. According to the peritoneal dialysis solution dosing mechanism, the first puncture head and the second puncture head are arranged in the outer shell, are protected by the outer shell and are not prone to being polluted, an operator can hold the outer shell by hand, and the dosing head of a peritoneal dialysis solution bag and a medicine bottle are connected and communicated. Liquid in the peritoneal dialysis solution bag can enter the medicine bottle for medicine preparation through the medicine adding channel, the prepared medicine can enter the peritoneal dialysis solution bag for use through the medicine adding channel, operation is convenient, repeated puncture operation is not needed, the pollution risk is reduced, the operation efficiency of medical staff is improved, and medicine adding operation can be completed by a patient.

Embodiments pertain to a peritoneal dialysate production and delivery (PD) system configured to produce fresh dialysate for use in peritoneal dialysis of a patient, the system comprising: a water inlet, a water treatment device that is fluidly connectable or connected via the water inlet to a water source and configured to treat water received from the water source to generate treated water; a concentrate supply device that is in fluid communication with the at least one water treatment device to add concentrate comprised in the concentrate supply device to the treated water to generate fresh dialysate fluid; tubing having a lumen for supplying the fresh dialysate fluid to a patient body via a flow path; and a tubing disinfectant supply device that contains and / or that is operable to receive disinfectant agents, wherein the tubing disinfectant supply device is in fluid connection with the tubing for disinfecting at least a portion of the tubing.

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

The utility model relates to a peritoneal dialysis solution filtering device, which belongs to the technical field of peritoneal dialysis and comprises a device body, the device body comprises an upper shell and a lower shell, and the upper shell is detachably connected with the lower shell; the upper shell and the lower shell are provided with reminding structures; the reminding structure comprises an installation lug installed on the upper shell and an extrusion plate installed on the lower shell, the extrusion plate is located under the installation lug, a movable barrel is arranged on the installation lug, a power source is arranged in the movable barrel, a contact switch is installed at the lower end of the movable barrel, and an alarm is installed on the upper shell. By arranging the reminding structure, if the upper shell and the lower shell are loosened, the contact switch is not extruded by the extrusion plate, and at the moment, the contact switch controls the contact switch to sound, so that the effect of quickly reminding a worker to technically find that the upper part and the lower part of the peritoneal dialysis solution filtering device are loosened is achieved, and the worker can conveniently maintain the peritoneal dialysis solution filtering device; the filtering effect is prevented from being influenced.

The invention relates to a micro-nano system for peritoneal dialysis. The components of the micro-nano system comprise large-mass substances, such as macromolecules, polymers and tiny structures formed by specific substances. The large-mass substances have the advantage of high combining capacity with wastes / toxins in the dialysate. The micro-nano system is dissolved or suspended in the dialysate, and large-mass substances in the micro-nano system extract and enrich waste in the peritoneal dialysate during peritoneal dialysis, so that the capacity of the dialysate is enhanced.

Systems and methods of generating peritoneal dialysate are provided. The systems and methods use a water purification module, a sterilization module and concentrates to prepare a bolus of peritoneal dialysate from source water for use with a non-integrated cycler. The systems and methods use at least two concentrate sources to generate a peritoneal dialysate.

The invention relates to devices, systems, and methods for generating a peritoneal dialysate having specified concentrations of one or more solutes. The devices, systems and methods use conductivity sensors, flow meters, and composition sensors to control addition of osmotic agents and ion concentrates into a peritoneal dialysate generation flow path.

The present application relates to the technical field of peritoneal dialysis monitoring, and discloses a peritoneal dialysis fluid balance monitoring system and method based on dynamic weighing and data fusion. The system comprises dynamic weighing, multi-source data acquisition, data fusion processing, balance monitoring and early warning output modules. The dynamic weighing module acquires the input and output amounts of dialysis fluid in real time and generates weight data; the multi-source data acquisition module obtains dialysis fluid composition, treatment time and patient physiological parameters; the data fusion processing module fuses the above data to generate dialysis fluid balance characteristic data; the balance monitoring module calculates the net ultrafiltration amount and the fluid balance state according to the above data, and identifies the risk of abnormal leakage or fluid retention; and the early warning output module generates early warning information when the risk is identified. The system does not require manual intervention, can acquire and fuse multi-source data in real time, accurately judges the fluid balance state and timely generates early warning information, and is suitable for hospital and home peritoneal dialysis scenarios.

The present invention relates to the field of hemodialysis and peritoneal dialysis, in particular to a fat emulsion dialysate, and preparation method and the use thereof. Provided in the present invention is a fat emulsion dialysate, comprising a long-chain fat emulsion oil, a medium-chain triglyceride, an anti-oxidant, sodium oleate, glycerin, phospholipid, and a solvent. Compared with traditional dialysis, the fat emulsion dialysate provided by the present invention has a better advantage for protein-bound toxin removal. In addition, the fat emulsion dialysate not only has a simple preparation method and a low cost, but also has good stability and safety, and remains stable at room temperature for 14 days without obvious precipitation. Thus, the fat emulsion dialysate can become a hemodialysis dialysate or peritoneal dialysate with broad application prospects, and has good industrialization prospects.

The invention provides a traditional Chinese medicine synergist preparation device and method for nephropathy peritoneal dialysis fluid, and belongs to the field of preparation device.The traditional Chinese medicine synergist preparation device comprises a preparation tank, mixing assemblies are arranged at the upper end and in the preparation tank, a rotating assembly is arranged on the outer wall of the lower end of the preparation tank in a matched mode, and sockets are installed on the upper side surfaces of the two ends of the rotating assembly in a matched mode; when the raw materials of the traditional Chinese medicine synergist need to be fully added and prepared, the raw materials are fed from a feeding pipe, and meanwhile, a second motor operates to drive a rotating rod connected with the second motor to rotate, drive a second bevel gear arranged on the outer wall to rotate and drive a first bevel gear to rotate in an engaged mode; the rotating shaft drives the discharging pipe connected with the rotating shaft to rotate, the whole discharging pipe rotates around the interior of the preparation tank, meanwhile, the rotating shaft also rotates, raw materials are fully fed into the preparation tank in different directions, and the preparation and mixing sufficiency is improved.