1774 results about "Fluid administration" patented technology

The invention discloses an intelligent infusion monitoring management system, and relates to the technical field of medical equipment, and the system comprises the steps: collecting patient data, synchronizing the patient data to a central monitoring system through a block chain technology, and generating a personalized infusion scheme; based on a personalized infusion scheme, a medical worker uses a mobile device to carry out identity verification on a patient and obtain medicine information, and a voice assistant function is integrated; the monitoring module is responsible for monitoring vital signs of a patient and the temperature of a ward by using wearable equipment and a temperature sensor, and adjusting a personalized infusion scheme and liquid temperature according to the vital signs and the temperature of the ward; the risk value prediction module is responsible for predicting risk values of blockage and leakage according to the adjusted personalized infusion scheme and the liquid temperature and setting a graded alarm mechanism; patients and family members receive the infusion progress through the intelligent infusion monitor. According to the invention, the block chain technology and the advanced artificial intelligence algorithm are integrated, so that the health data and medicine information of the patient can be efficiently managed and analyzed.

The invention relates to the technical field of medical monitoring, and discloses a novel infusion alarm and an infusion alarm system. The system comprises an infusion state monitoring module, an alarm decision module and an alarm execution module. A multi-source sensing unit of the infusion state monitoring module is distributed in a liquid level detection area, a drip chamber area and a patient contact area of an infusion tube assembly and collects optical refractive index, gravity change and real-time image data, and a data fusion unit performs heterogeneous signal fusion on the data to generate a multi-mode infusion state signal. A state analysis unit of the alarm decision module receives the signal and outputs a liquid level prediction signal and an infusion abnormal risk signal, and an alarm rule engine generates an alarm trigger threshold according to the signal. And a sound-light alarm unit of the alarm execution module responds to the threshold value to start a sound-light alarm sequence, a remote notification unit generates a graded alarm notification based on the abnormal risk signal, and a man-machine interaction interface outputs a comprehensive risk index.

An atraumatic vessel occlusive system includes a flexible tubular member with an infusion lumen, a vessel occluder mounted at the distal end of the tubular member, and a pressure sensor located within a chamber defined by the occluder. The occluder has a braided construct provided with a fluid impermeable membrane over its proximal portion and a fluid permeable covering over its distal portion. The pressure sensor is adapted to sense pressure within the vessel through the fluid permeable membrane without being subject to the effects of turbulent flow at the exit of the infusion lumen. The accurately sensed pressure can be used to determine a dwell time for the occluder.

The invention provides an intelligent infusion monitoring method and system based on multi-sensor fusion, and relates to the technical field of intelligent infusion monitoring. The method comprises the following steps: acquiring infusion process data through a visual sensor, a weight sensor and an infrared sensor; aligning the time sequence labels and synchronously generating a fusion data stream; extracting a liquid level height characteristic, a weight change rate and a real-time dripping speed value, and carrying out dynamic weighting calculation; acquiring infusion doctor's advice data of a hospital information system, and extracting a preset dripping speed range and a total liquid amount; calculating the residual infusion time based on the weighted data and the total liquid amount correlation; when the weighted real-time dripping speed value deviates from a preset range, the weighted weight change rate is not matched with the liquid level height trend or the dripping speed pulse signal is lost, an early warning instruction is generated; and the remaining time and the early warning state are visually displayed at the nurse station terminal. Through multi-source data fusion and cross validation, the problems of incomplete monitoring, time sequence dislocation and early warning lag are solved, and infusion safety and management efficiency are improved.

The invention relates to the technical field of medical treatment, in particular to a multi-parameter collaborative infusion process intelligent monitoring and priority calling method, which comprises the following steps of: acquiring four-dimensional monitoring data through a liquid level pressure sensor array, an infrared dripping speed detection module, a flexible temperature patch and a photoelectric heart rate sensor, and combining an LSTM (Long Short Term Memory) anomaly prediction model, and outputting the pipeline state score, the allergy risk index and the infusion progress prediction value in real time. And generating a real-time risk value through a weight configuration mechanism and stage identification logic, judging a risk level according to a dynamic threshold value, and outputting a corresponding early warning level signal. And the system further maps the early warning level signals into common, emergency and critical call instructions, and distributes the common, emergency and critical call instructions to a multi-channel execution terminal to construct a multi-level linkage response mechanism of closed-loop feedback. According to the invention, the accuracy and response efficiency of infusion risk identification can be significantly improved, and the method is suitable for intelligent reconstruction and automatic early warning response scenes of a clinical nursing information system.

The invention relates to the technical field of infusion monitoring, in particular to a patient heart rate and infusion monitoring system based on wearable equipment, which comprises a physiological parameter acquisition module, a data trend analysis module, a risk judgment module, an abnormity early warning module and an equipment management module. According to the method, based on the blood oxygen change rate, the blood oxygen decrease trend is analyzed, the heart rate fluctuation condition is combined, dynamic evaluation of physiological parameters is achieved, the blood oxygen decrease rate, the heart rate mutation index and the mutation amplitude are integrated for comparison, the accuracy of infusion related risk judgment is improved, infusion abnormity is classified and managed by setting the risk level, and the accuracy of infusion risk judgment is improved. And corresponding emergency measures are taken in combination with preset rules, so that events of different risk levels can be effectively responded, intelligent analysis is performed on the infusion state in combination with the change trend of physiological parameters, infusion monitoring is not limited to flow velocity and liquid quantity levels, comprehensive judgment is performed in combination with the physiological status of a patient, and the accuracy of infusion monitoring is improved. And the comprehensiveness of abnormal recognition in the infusion process is improved.

The invention provides an intelligent nursing system and method. The intelligent nursing system comprises at least two infusion devices and a control terminal. The infusion devices are arranged in infusion areas respectively; the control terminal is provided with an infusion management module and a cluster scheduling module; the infusion management module is used for managing the current infusion progress of the infusion equipment; the cluster scheduling module generates infusion nursing tasks of all time periods according to the infusion progress of all the infusion devices and schedules medical staff of all the time periods according to the infusion nursing tasks. Compared with the prior art, the intelligent nursing system and the intelligent nursing method have the advantages that the infusion equipment, the patients and the medical staff in one or more infusion areas are managed and scheduled in a unified manner, the efficiency of infusion nursing service is maximized, and the efficiency and the quality of the infusion nursing service are improved.

The invention relates to an intelligent infusion evaluation reminding method and system, and solves the problems that it is difficult to accurately grasp the illness state change and infusion requirements of each patient, and omission or delayed processing is likely to occur. The method comprises the steps that the environment noise value and the working state of the environment where medical staff currently works are obtained, performing fuzzification processing on the acquired environmental noise value and the working state of the medical staff, converting the environmental noise value and the working state of the medical staff into elements in a fuzzy set, and establishing a logical relationship among the environmental noise, the working state of the medical staff and the reminding level according to a pre-established fuzzy rule base; and generating corresponding fuzzy output results for different reminding levels through fuzzy reasoning, determining a specific reminding mode corresponding to the reminding levels through defuzzification calculation, and executing the corresponding specific reminding mode. The system has the advantages that efficient management and optimization of the infusion process are achieved, the working efficiency of medical staff is improved, and safety and effectiveness of infusion treatment are guaranteed.

A fluid handling cassette, such as that useable with an automated peritoneal dialysis (APD) cycler device or other infusion apparatus, may include a generally planar body having at least one pump chamber formed as a depression in a first side of the body and a plurality of flowpaths for a fluid that includes a channel. A patient line port may be arranged for connection to a patient line and be in fluid communication with the at least one pump chamber via at least a first one of said flowpaths, and an optional membrane may be attached to the first side of the body over the at least one pump chamber. In one embodiment, the membrane may have a pump chamber portion with an unstressed shape that generally conforms to the depression of the at least one pump chamber in the body and is arranged to be movable for movement of the fluid in a useable space of the at least one pump chamber. One or more spacers may be provided in the at least one pump chamber to prevent the membrane from contacting an inner wall of the at least one pump chamber. The patient line, a drain line, and / or a heater bag line may be positioned to be separately occludable in relation to one or more solution lines that are connectable to the cassette.

The invention relates to the technical field of drainage control, in particular to an intelligent cerebrospinal fluid drainage rate and pressure cooperative control system and method. The system comprises a drainage pipeline module, a positioning adjustment module, an intelligent pump control module, a monitoring sensing module, a cooperative control module and a man-machine interaction module, and can be used for establishing a cerebrospinal fluid drainage channel and being connected with a drainage bag; a laser positioning pen fixed on the infusion rod emits a laser beam which is horizontal to a preset drainage plane and adjusts the hanging height; an infusion pump and a pump body controller drive cerebrospinal fluid to flow according to set parameters and generate flow velocity, flow and drainage time control signals, meanwhile, real-time intracranial pressure data, real-time flow and flow velocity data and physical sign data are collected, and a drainage height adjusting instruction or a pump control parameter adjusting instruction is generated; cooperative control over the drainage rate and the intracranial pressure is achieved, and system operation parameters, patient monitoring data and the drainage state are displayed. The drainage device can accurately control the drainage amount of cerebrospinal fluid.

An IV device assembly may include a lumen forming a fluidic channel within the IV device assembly. The lumen may be fluidically coupled to a vascular access device (VAD) coupler via a funnel coupler, and an IV device assembly coupler at a proximal end of the lumen. The IV device assembly may also include one or more of the following: a collapsible sleeve formed coaxially around a first portion of the lumen and mechanically coupled to the funnel coupler, a probe formed along a second portion of the lumen within the collapsible sleeve and into the VAD coupler, a translation handle that translates the probe out of a distal end of the VAD coupler, and a fixed grip formed around the lumen to maintain a position of the IV device assembly relative to the translation handle.

Some embodiments disclosed herein relate to a device for transferring precise amounts of fluid from at least one source container to at least one target container. In some embodiments, the fluid is first transferred from the source container (e.g., a vial) through a connector to an intermediate measuring container (e.g., a syringe). In some embodiments air can pass through an air inlet and enter the vial to compensate for the volume of fluid withdrawn from the vial. An air check valve or a bag or a filter can prevent the fluid from escaping through the air inlet. The precisely measured amount of fluid can then be transferred from the intermediate measuring container to the target container (e.g., an IV bag). In some embodiments the connector can include a source check valve and a target check valve to direct fluid first from the source container to the intermediate measuring container and then from the intermediate measuring container to the target container. Some embodiments of the device can include a motor and a controller for automatically actuating a plunger of the syringe to transfer the desired amount of fluid.

Components for a medical infusion fluid handling system, such as an APD system, in which one or more lines (such as solution lines), spikes or other connection ports may be automatically capped and / or de-capped. This feature may provide advantages, such as a reduced likelihood of contamination since no human interaction is required to de-cap and connect the one or more lines, the spikes, or the other connection ports. For example, a fluid handling cassette may include one or more caps that cover a corresponding spike and include a raised and / or recessed feature to assist in removal of the one or more caps from the cassette. A solution line cap may include a hole and a recess, a groove or other feature to engage with a spike cap and enable removal of the spike cap.

According to the rewarming system for treating and curing the human body hypothermia, a ventilation rewarming circulation channel is designed and comprises an air inlet communicated with a heat preservation sleeping bag, an air inlet channel, an air power device, an air outlet connecting sleeve, an air heating unit, an air guide switching assembly and an air outlet communicated with the heat preservation sleeping bag. And the ventilation and rewarming functions of the wounded with the hypothermia can be better realized. A breathing rewarming channel is designed, a heating channel comprises an oxygen supply inlet, a breathing ventilation module, an inner breathing heating module, a switching assembly, a breathing heating interface, an outer breathing heating module and a breathing mask, and a humidifying channel comprises a breathing atomization module, a switching assembly, a breathing heating interface, an outer breathing heating module and a breathing mask. And the breathing rewarming function of the wounded with the hypothermia can be better realized. An infusion rewarming channel is designed, the infusion rewarming channel comprises an infusion pump door, an infusion unit and a heating unit, and the infusion rewarming function of the wounded with the hypothermia can be better achieved.

The invention discloses an infusion pump control method and device based on dynamic compensation and a storage medium, and relates to the technical field of data processing.The infusion pump control method based on dynamic compensation comprises the steps that the pump piece extrusion time and the pump piece extrusion frequency are determined based on pump piece operation data collected by a sensor array; according to a preset infusion tube elasticity modulus attenuation model, the elasticity modulus is determined in combination with the number of times of extrusion of the pump piece; calculating a fatigue compensation coefficient based on the elastic modulus, and calculating a temperature compensation coefficient based on environment temperature data; generating a compensation flow value according to the fatigue compensation coefficient and the temperature compensation coefficient; according to the flow difference value between the compensation flow value and the actual flow value, a pump speed adjusting instruction is generated, and the pump speed adjusting instruction is executed to adjust the operation state of the infusion pump. The technical effect of improving the infusion stability of the infusion tube under the long-term use condition is achieved.

A connector for connecting a container containing a medical fluid to a vascular access device may include an upper housing defining a first internal chamber, and a lower housing coupled to the upper housing and defining a second internal chamber for circulation of the medical fluid into the outlet. The connector may further include a slider disposed at least partially in the first and second internal chambers, and a plug coupled to a distal end of the slider. The slider may be reciprocally movable between (i) an open position, where the plug is spaced apart from a floor of the internal chamber to allow the medical fluid to flow through the outlet, and (ii) a closed position where the plug abuts the floor of the second internal chamber to block the medical fluid from flowing through the outlet.

A system and method for tracking and administering liquid intravenous medications in a hospital, clinic, or patient residence, including recording information onto a short range communication device affixed to a liquid container in a hospital pharmaceutical filling or compounding center, the information including drug information, patient information, and IV administration information, transferring the liquid container to a patient's bedside, programming an infusion course into a bedside IV infusion pump by enabling the pump to read the encoded information on the communication device, and disposing of the liquid container and any residual drug in a smart disposal bin that reads the communication device and weighs the container. The disposal bin may confirm the chemical contents of the container.

A liquid transfer device is provided having a trifurcated body that includes a vial adapter at a first end configured to telescopically mount on the crown of an IV bottle to puncture a stopper in the crown with a cannula, an IV port extending from an opposing second end of the trifurcated body, and a needleless self-sealing port extending from a third end of the trifurcated body and configured to couple with the male connector of an additive transfer device. Methods of using the liquid transfer device with an IV bottle, additive transfer device, and an infusion set to prepare an infusion liquid for administration to a patient are also provided.

Disclosed is a multifunctional automatic bottle changing infusion apparatus, which comprises a first bottle stopper puncture head (2) connected to a first infusion bottle (A). The first bottle stopper puncture head (2) is in communication with a first infusion hose (11), and the first infusion hose (11) is in communication with a first inlet of the upper portion of a first drip chamber (5). A second bottle stopper puncture head (3) is connected to the upper portion of a first extrusion hose (9). The lower end of the first extrusion hose (9) is in communication with a second inlet of the upper portion of the first drip chamber (5). The upper portion of a first buoyancy hose (14) extends into the lower portion of the first extrusion hose (9). The outer diameter of the first buoyancy hose (14) is larger than the inner diameter of the first extrusion hose (9). The lower portion of the first buoyancy hose (14) extends into the inner cavity of the first drip chamber (5). The lower portion of the first buoyancy hose (14) communicates with the inner cavity of a first floating ball. The friction resistance generated between the upper portion of the first buoyancy hose (14) and the lower portion of the first extrusion hose (9) is smaller than the combined gravity of the first buoyancy hose (14) and the first floating ball. The sum of the friction resistance and the buoyancy of a liquid medicine to the first floating ball is larger than the combined gravity of the first buoyancy hose (14) and the first floating ball. The infusion apparatus has low cost and high safety performance and can be randomly connected with a plurality of infusion bottles.

A technical solution for monitoring operation of a medical delivery device such as a wearable patch pump for occlusion is provided that employs sensing pump motor current during at least one of a dispense stroke and an aspirate in a pump cycle. The solution can be implemented alone or in combination with other occlusion sensing methods that use one or more of pump measurement data such as pump stroke duration (e.g., duration of aspirate stroke or dispense stroke in a rotational metering-type pump or a reciprocating-type pump), end-stop or limit switch activation, and duration difference between aspirate and dispense strokes to detect occlusion. Accuracy of occlusion detection based on measured data in a fluid delivery device is improved by using dead band normalization of loaded measured data to unloaded measured data.

The utility model relates to the technical field of medical auxiliary equipment, in particular to an operation rotary table for infusion and injection and a multifunctional clamp thereof, the operation rotary table for infusion and injection and the multifunctional clamp thereof comprise a circular clamp body, and the clamp body is sequentially provided with an upper positioning groove, a limiting groove and a lower positioning groove which are communicated with one another in the axis direction; the upper positioning groove, the limiting groove and the lower positioning groove form openings in the side wall of the clamp body, the upper positioning groove and the lower positioning groove penetrate through the upper end face and the lower end face of the clamp body respectively, the width of the upper positioning groove is smaller than that of the lower positioning groove, and the width of the lower positioning groove is smaller than that of the limiting groove. According to the multifunctional clamp, after the puncture opening is clamped in, the multifunctional clamp is rotated, the opening is closed through the inner wall of the rotating disc used for installing the multifunctional clamp, and therefore the puncture opening can be fixed, and the multifunctional clamp can be suitable for installation of various puncture openings.

The utility model discloses a multi-stage internal spiral pump driven by a hole type servo motor, which belongs to the technical field of spiral pumps, a stator is matched with a rotor to realize that the rotor drives a rotating sleeve to rotate in a mounting cavity, and when the rotating sleeve and the rotor synchronously rotate, a spiral cavity is formed between a spiral blade in a liquid conveying hole of an internal spiral sleeve and a core shaft; liquid flows from the liquid inlet hole to the circulation hole through the spiral cavity, and then flows to the liquid outlet hole from the circulation hole; the stator and the rotor of the motor, the rotating sleeve related to the screw pump, the inner spiral sleeve and the mandrel are integrated together to form the inner spiral pump of a special structure, the structure of the spiral pump is more compact, the size of the spiral pump is small, the spiral blades are arranged on the inner side wall of the liquid conveying hole of the inner spiral sleeve, and the rotor drives the rotating sleeve and the inner spiral sleeve to rotate. Compared with a conventional pump shaft, the inner spiral sleeve can bear larger twisting force, high-speed liquid conveying of the inner spiral pump is facilitated, and a high-speed high-pressure power source composed of a stator and a rotor can be adapted.

The invention belongs to the technical field of visual medical treatment, and particularly relates to a medical intelligent infusion management system based on visual identification, which comprises a monitoring module and a transmission judgment module, the monitoring module is composed of a distributed monitoring unit and a transmission enhancement unit, can perform synchronous image acquisition and user information recording on a plurality of infusion bags, and realizes accurate labeling of the residual liquid amount and time of the infusion bags by analyzing the image number, the network state and the infusion rate and optimizing the image set transmission efficiency by using a transmission correction model; secondly, the system evaluates the risk probability of infusion bag replacement delay according to the corrected image set in combination with user data; the risk probability is fed back to the transmission enhancement unit, so that the image enhancement sequence is adjusted in real time, the delay risk is marked, and finally the image subjected to enhancement marking is displayed on the PAD equipment, so that medical staff are helped to know the infusion state in time, and the medical risk caused by the fact that an infusion bag is not replaced in time is reduced.

The invention relates to the technical field of medical instrument control, and provides a method for infusion temperature regulation and body temperature preservation based on human body core temperature, which comprises the following steps: collecting the human body core temperature and the temperature of a heating tube element of an infusion tube heating instrument; calculating the output power of the heating pipe element according to the current human body core temperature and the current temperature of the heating pipe element; controlling the output of a heating tube element of the infusion tube heating instrument according to the output power, so that the temperature of liquid in the infusion tube is dynamically adjusted based on the core temperature of the human body; collecting the temperature of a heating element of the heating blanket; calculating the output power of the heating element according to the current human body core temperature and the current temperature of the heating element; and controlling the output of a heating element of the heating blanket according to the output power, so that the temperature of the heating blanket is dynamically adjusted based on the human body core temperature. The infusion comfort is effectively improved through infusion temperature adjustment; through temperature adjustment of the heating blanket, the heat preservation effect of the human body temperature and the use comfort of the heating blanket in the heat preservation process are effectively improved.

The invention discloses a central vein vascular access complication risk management method and related equipment. The method comprises the steps that based on basic physiological information and edema related information of a patient, ideal pressure values of different edema parts of the patient are determined through a treatment pressure decision model, and the treatment pressure decision model is obtained through training according to historical clinical treatment data; displaying the ideal pressure values of the different edema parts of the patient; in the binding process, the actual pressure value between the bandage and the skin of the patient is obtained, and the actual pressure value is displayed. The problems that in the prior art, complication supervision of a patient after a central venous catheter is implanted through a peripheral vein and infusion port implantation stays in static inquiry, the response speed is low, emergency situations cannot be recognized in time, the data collection mode is single, and the evaluation accuracy is insufficient can be solved.

The invention relates to the technical field of biomedical engineering industry, and particularly discloses a multifunctional infusion device which comprises an infusion chair, movable supporting arms used for supporting arms are arranged on the two sides of the infusion chair, and the ends, away from the hands of an infusion person, of the movable supporting arms are hinged. The forearm of an infusion patient can be driven by external force to swing. The movable supporting arms capable of moving are adopted to replace armrests on the left side and the right side of a transmission chair, so that when a person who is infused sits on the infusion chair for infusion, the arms of the person can be placed on the movable arms, the movable supporting arms can be driven to move through external force driving, and the arms of the person who is infused are synchronously driven to move passively; therefore, normal infusion can be guaranteed, needle disengagement is avoided, certain movement can be properly carried out on the arm, which is kept still for a long time, of an infusion person, and the stiff feeling caused by infusion is reduced.

The present invention discloses a high-precision chip-type micropump wearable precision syringe, which specifically relates to the technical field of medical devices. The present invention evacuates a hydraulic liquid supply tank to a vacuum to form a negative pressure, and then the needle tip of a liquid-filled injection needle pierces a heparin cap, so that the drug driving liquid is pressed into the hydraulic liquid supply tank and squeezes the piston of the pushing unit to move to one side. The volume of the hydraulic liquid supply tank increases, and the drug driving liquid enters the micropump unit through the micropump liquid inlet hole. Since the micropump unit swings to a fixed value each time, the drug driving liquid is accurately driven and controlled, and the injection volume is accurately controlled. The piston member in the cartridge bottle is pushed forward to quantitatively push the injection liquid, and the liquid drives the liquid, so that the infusion is accurate and reliable; the implanted spring pushes the indwelling needle catheter seat to be clamped into the convex ring cavity. Afterwards, the stainless steel needle is withdrawn, leaving only the soft indwelling needle catheter in the blood vessel. Injection is performed through the indwelling needle catheter without waiting for too long, thereby reducing the discomfort and pain caused to the patient.

The invention relates to the technical field of medical care, and discloses an alarm prompt system for infusion nursing, which comprises a liquid medicine monitoring module used for identifying the real-time infusion state of an infusion patient and setting a multi-dimensional physiological parameter detection network of the infusion patient; the abnormal correlation analysis module is used for identifying the risk level of the infusion patient; the alarm threshold setting module is used for determining the optimal infusion speed and the residual liquid medicine amount of the infusion patient and creating a grading early warning system of the infusion patient; the grading early warning module is used for generating personalized intervention suggestions of infusion patients; the data display module is used for displaying the real-time liquid medicine flow rate, the residual liquid medicine amount and personalized intervention suggestions of the infusion patient; and the alarm prompt module is used for outputting an alarm prompt result of the infusion patient in combination with the abnormal correlation analysis unit, the grading early warning system and the user interaction interface. The infusion nursing efficiency and safety can be improved.