1823 results about "Infusion solution" patented technology

The invention relates to the technical field of medical equipment, and discloses a multi-head transfusion intelligent switching control system, which comprises the following modules interconnected with a control bus through a data bus: a multi-source information binding module; a multi-modal sensing data fusion module; an intelligent safety control module; an edge-cloud collaborative decision module; a human factor engineering interaction module; a system full life cycle management module; and an infusion pipeline switching execution mechanism. Through the multi-mode sensing fusion and real-time data processing technology, the whole-course automatic monitoring of the infusion progress, the flow speed and the remaining medicine amount is achieved. The nurse station central billboard and the mobile terminal synchronously display infusion states of all beds, sound-light alarm is triggered in time when abnormal conditions occur, manual patrol video frequency is remarkably reduced, an edge computing node is applied to carry out localized data analysis, and it is ensured that alarm response delay is lower than a clinical safety threshold value. And the problem of low efficiency caused by manual regular patrol traditionally is effectively solved.

The invention provides an intelligent infusion system and an intelligent liquid control method based on database dynamic feedback regulation and control, and relates to the technical field of medical equipment intelligent control. The system comprises an infusion terminal execution module, a multi-parameter monitoring module, a data transmission module, a central control server module and a dynamic database module; patient information, an infusion scheme, a threshold range and multi-dimensional data of historical records are stored through the dynamic database module, the central control server module calls the data and compares the data with real-time physiological parameters and infusion state parameters collected by the multi-parameter monitoring module for analysis, and the target infusion speed is calculated. Early warning is carried out according to the target infusion speed and the real-time monitoring parameters, accurate monitoring of the regulation and control parameters and the individual condition of the patient is ensured, the infusion speed is always in the optimal range adaptive to the physiological state of the patient, and the infusion adverse reaction caused by parameter errors and exceeding the physiological range is avoided.

The invention discloses a method and system for evaluating infusion operation of intern medical staff, and belongs to the field of infusion, and the method comprises the steps that the operation of the intern medical staff is collected in multiple modes, and the multiple modes comprise a visual mode, a touch mode and a physiological signal mode; inputting the collected operation of the intern medical staff into the multi-modal infusion evaluation model, performing feature extraction by the multi-modal infusion evaluation model in a modal manner, and performing cross-modal attention fusion on feature vectors of different modals; and finally, comparing the calculated total feature tensor Hfusion with a standard total feature tensor Hfusion ', and outputting a final score of the practice medical personnel according to a preset scoring standard. According to the scheme, multi-dimensional data such as visual, tactile and physiological signals are synchronously collected through a multi-modal fusion method, operation details are comprehensively covered, comprehensive evaluation is carried out, and evaluation objectivity is improved.

The invention discloses an infusion monitoring system, which relates to the technical field of infusion monitoring, and comprises a controller with a display screen, an infusion pump arranged at the top of a main body case and used for regulating and controlling the infusion speed, an infusion tube fixing frame arranged on one side of the main body case, and an alarm device arranged on the surface of the main body case, a physiological parameter acquisition module, a medicine characteristic analysis module, a dynamic dripping speed regulation and control module, a liquid abnormity detection module, an AR interaction control module and an alarm cooperative processing module are arranged in the controller; a physiological parameter acquisition module, a medicine characteristic identification module, a dynamic dripping speed regulation module, a liquid abnormity detection module, an AR interaction control module and an alarm cooperative processing module are integrated. The intelligent and closed-loop infusion monitoring system is constructed, self-adaptive dripping speed adjustment based on the physiological state of the patient and the medicine characteristics is achieved, and the safety of infusion treatment is improved.

A method may include receiving, from a safety system coupled to an infusion system, repair data associated with a repair event, during which a user accesses the infusion system. The method may also include detecting, based on the repair data, the repair event is unauthorized. The method may also include causing, based on the detecting, at least one safety adjustment to operation of the infusion system. Related methods and articles of manufacture, including apparatuses and computer program products, are also disclosed.

An infusion system and pump with configurable closed loop delivery rate catch-up including an infusion system having a medication management unit and a medical device. The medication management unit has programming code to: provide a graphical user interface for modifying a drug library; receive a catch-up rate factor; update the drug library with the catch-up rate factor; and transmit the updated drug library to the medical device. The medical device has programming code to: receive the updated drug library; receive a desired infusion rate; calculate expected accumulated infusion volume from the desired infusion rate; request delivery of the infusion at the desired infusion rate; determine actual accumulated infusion volume at a particular time; increase the infusion rate by the catch-up rate factor to generate a catch-up infusion rate when at the particular time the actual accumulated infusion volume is less than expected; and request infusion at the catch-up infusion rate.

A system and method that identifies delayed infusion programs at an infusion pump or with a first computer and an infusion pump. The first computer receives an infusion auto-program from a remote source, transmits the infusion auto-program to the infusion pump, and sends a stale auto-program to the infusion pump. The infusion pump receives a manual infusion program, saves and executes the manual infusion program, and compares the stale auto-program to the manual infusion program to identify potential matches between the stale auto-program and the manual infusion program. The infusion pump evaluates the potential matches and determines if the potential matches are within a predefined tolerance, continues to execute the at least one manual infusion program on the infusion pump if the potential matches are within the predefined tolerance, and remotely saves differences in the manual infusion program and the at stale auto-program in a remote server for later analysis.

The invention relates to the technical field of infusion monitoring management based on central monitoring, and discloses an infusion monitoring management method based on central monitoring. Collecting the residual volume at regular time through a liquid level sensor, calculating the instantaneous flow velocity by combining the volume difference and time difference of adjacent samples, setting the order of a fractional derivative, and recursively solving a generalized binomial coefficient to obtain a derivative value; constructing a sliding window according to a preset time window, extracting a median and a median absolute deviation, and adaptively generating upper and lower limit thresholds; and comparing the derivative and the threshold value mark abnormity in real time, and regularly summarizing to generate a monitoring report. According to the integrated process, the problems of noise sensitivity, lag and missing detection of traditional monitoring are solved, fractional order derivatives strengthen tiny drift perception, robust statistics restrains interference, a self-adaptive threshold gives consideration to sensitivity and robustness, automatic high-frequency sampling and periodic reporting improve monitoring precision and response speed, manual burden is relieved, and management is optimized.

A medical package is made from a multi-layer film and is filled with a medical liquid for infusion and / or for parenteral nutrition. The medical package has at least one weld seam and at least one inner layer of a matrix-phase polymer system, an intermediate layer of a matrix-phase polymer system, and an outer layer of a matrix-phase polymer system.

The invention relates to the technical field of data processing, in particular to a multichannel medicine collaborative intelligent infusion system for the department of cardiology. The system determines the clinical similarity according to the clinical feature index of the current object and the clinical feature index of each historical object; determining the historical cases with the clinical similarity exceeding a first threshold value as a reference historical case set; aiming at each historical case in the reference historical case set; according to the real-time physiological monitoring data in the current time period, the physiological monitoring data of the historical cases in the historical similar time period, and the fluctuation difference between the physiological monitoring data of the historical cases in the historical similar time period and the physiological monitoring data of the historical cases in the next adjacent historical time period; according to the difference between the real-time infusion parameter of the current time period and the infusion parameter of the historical case in the historical similar time period, determining an adjustment weight; weighted fusion is carried out on infusion parameters in historical similar time periods by adjusting weights, target infusion parameters are determined, and therefore it is ensured that the target infusion parameters are fused with the quintessence of historical optimal cases.

The invention relates to the technical field of medical auxiliary instruments, and particularly discloses an infusion port pressure sore prevention fixing device which comprises an injection fixing cover, a normal saline arc storage frame is fixedly connected to the outer side of the bottom end of the injection fixing cover, and a pressure sore prevention nursing arc frame is fixedly connected to the outer end of the normal saline arc storage frame; after the infusion port injection fixing cover is installed stably, a butt joint pressing plate is pressed to enable a lifting conduction arc plate to move downwards in a pressure sore prevention nursing arc frame, and normal saline in a normal saline arc storage frame flows into a hook-and-loop fastener cleaning and wiping cotton cushion through a normal saline seepage hole to be absorbed by the hook-and-loop fastener cleaning and wiping cotton cushion; the hook-and-loop fastener cleaning and wiping cotton pad cleans the skin outside the infusion port implantation position of a patient, the pressure sore risk caused by long-time pressing of the skin is reduced, the hook-and-loop fastener cleaning and wiping cotton pad wipes normal saline on the skin of the affected part to reduce friction and stimulation to the skin, the comfort of the patient is improved, meanwhile, the occurrence rate of pressure sores is further reduced, and the use safety of the patient is improved. The risk of cross infection is reduced by automatic delivery of normal saline.

The invention discloses an infusion detection method, belongs to the technical field of medical monitoring, and particularly relates to an infusion detection method and system based on computer vision, and the infusion detection method comprises a data acquisition module, a data processing module and a data display module, transfusion target single-frame images and continuous single-frame images are collected at fixed time intervals through an industrial camera, and then material, capacity information, residual dose information and drip chamber speed information detection is conducted on the infusion target single-frame images and the continuous single-frame images; and finally, uploading the material, capacity information, residual medicine amount information and dripping bucket speed information of the infusion target to a medical care terminal, the image of the infusion bag / bottle can be captured through the camera, the liquid level position is automatically identified in combination with a target detection algorithm, and the residual medicine amount is accurately calculated through an image segmentation technology. Abnormal conditions can be fed back in real time, and medical accident risks are reduced.

The invention belongs to the technical field of medical instruments, and particularly relates to a sorting device and a sorting method.The sorting device for the finished infusion bags in the medical vein configuration station comprises a rack, a sorting mechanism and a positioning mechanism, and the rack is provided with an annular conveyor, infusion boxes and a control device; the sorting support is installed on the annular conveyor, the positioning mechanism comprises a lifting assembly and a positioning assembly, the lifting assembly is fixedly connected to the rack, the positioning assembly is installed on the lifting assembly, and the lifting assembly is used for sorting infusion bags to designated positions; the sorting mechanism is matched with the positioning mechanism used for adjusting the positions of the infusion bags on the sorting mechanism, the corresponding infusion bags can be sorted into the corresponding infusion boxes according to input information, and the device can be suitable for infusion bags with different infusion bag materials, surface smoothness and internal medicine containing capacity. The technical problem that in the prior art, when infusion bags are sorted, the bag clamping phenomenon is likely to occur is effectively solved.

The invention relates to an infusion speed alarm method and system. The infusion speed alarm method comprises the steps that a multi-mode sensing data set is formed; according to the multi-mode sensing data set, whether the conditions of dripping speed abnormity, pressure sudden increase, too large bubbles, pipeline blockage or backflow exist or not is judged, and corresponding abnormal feature information is generated; inputting the abnormal feature information into a prediction model and a fuzzy logic controller of a long short-term memory network, outputting a prediction result of a future infusion speed in an infusion process, and dynamically adjusting an alarm threshold according to the prediction result; executing graded early warning based on the prediction result and the dynamic adjustment alarm threshold value to obtain a graded early warning result of infusion speed alarm; uploading the grading early warning result to a centralized monitoring end of a nurse station through wireless communication to obtain a nursing response result; and performing iterative optimization on the prediction model and the fuzzy logic controller based on reinforcement learning. The accuracy of infusion speed alarm can be improved.

The utility model discloses an intervention alarm type pressurized infusion bag which comprises a pressurized bag body, one end of the pressurized bag body is communicated with a connecting hose in a penetrating mode, the other end of the connecting hose is provided with an inflatable air bag, the connecting hose is provided with a three-way valve, and the other end of the pressurized bag body is provided with a connecting piece. The annular rotating piece is arranged at the rear end of the pressure gauge and can rotate along with the pointer, under the interaction of the positioning columns, when the pressurizing bag is inflated, the pressure reaches 300 mmhg, the switch is turned on, the buzzer does not sound, lavage continues during operation, the pressure drops, and when the pressure drops to 250 mmhg, the annular rotating piece can rotate along with the pointer. The first contact switch is connected with the third contact switch, the buzzer gives an alarm to prompt that the pressurized infusion bag needs to be pressurized, after pressurization, the first contact switch is disconnected with the third contact switch, the buzzer circuit is disconnected, the buzzer stops giving an alarm, and the pressure alarm function of the whole infusion bag is achieved.

The invention discloses an infusion pump with a bubble detection function, and belongs to the field of infusion devices.The infusion pump comprises a shell, connecting mechanisms are arranged on the two sides of the shell, the shell is installed on an external infusion rod through the connecting mechanisms, the interior of the shell is hollow, an arc-shaped seat is fixedly installed on one side of the shell, and the infusion pump further comprises a penetrating opening and a notch; the upper end and the lower end of the arc-shaped base are each provided with an ultrasonic bubble sensor embedded into the arc-shaped base, a microcomputer system controller is installed on the shell and used for controlling the ultrasonic bubble sensors to work, and a peristaltic pump mechanism is arranged in the notch. The ultrasonic bubble sensors are embedded into the upper end and the lower end of the arc-shaped base, a surrounding type detection area for the infusion hose is formed, planar scanning is conducted on a medium in the hose, and misjudgment caused by the uneven surface of the hose or liquid medicine residues is reduced. The contact surface of the sensor and the hose is expanded from a point to an arc-shaped area, so that the influence of local wrinkles or particles on signals is reduced.

The invention relates to the field of medical instruments, and provides an injection needle device applied to an application pump and an infusion device. The injection needle device comprises a bottom plate with a limiting ring; the needle injection device comprises symmetrical clamping arms to form a slideway, and arm bottom clamping hooks are clamped with a limiting ring; the injection needle key in the slideway is fixedly connected with a hard needle; the infusion base at the bottom of the key is connected with the soft needle; the hard needle penetrates through the soft needle; buckling arms are arranged on the inner sides of the clamping arms, and the surrounding inner diameter is smaller than the outer diameter of the key; when the key is pressed, the hard needle and the soft needle puncture the skin, and the key extrudes the buckle arm to expand outwards to enable the hook to be separated from the limiting ring, so that the needle injector is automatically separated from the bottom plate. The infusion device comprises the bottom plate and an infusion base, the pump body is buckled with the bottom plate, the liquid storage tank is fixedly connected with the pump body, and an infusion tube of the liquid storage tank penetrates through the infusion base to be communicated with the soft needle. The technical problems of split assembly, secondary unlocking, step-by-step puncture and pipeline deviation of the application pump in the prior art are solved, and the effects of preassembling integration, automatic separation, synchronous puncture and leakage and vibration prevention are achieved.

The invention discloses an infusion container disinfection device, which comprises a feeding station, which is provided with a carrier box for providing a disinfection carrier; the disinfection station is used for driving the disinfection carrier to disinfect the head of the infusion container; the recycling station is used for recycling the used disinfection carrier; and the carrier transfer mechanism is used for transferring the disinfection carrier so as to realize disinfection of the infusion container and recovery of the disinfection carrier. According to the invention, full-process automation of automatic supply, transfer, disinfection operation and recovery after use of the disinfection carrier is realized, and manual intervention on taking and treatment of the disinfection carrier is not needed, so that the effect of automatic disinfection is achieved, pollution possibly caused by manual operation is effectively avoided, and meanwhile, the disinfection efficiency and reliability of the infusion container are also improved.

The invention relates to an intelligent infusion monitoring system, which relates to the technical field of computer processing, and comprises an image acquisition and feature extraction module for acquiring a first image and a second image, the first image comprises a doctor's advice bar code on a patient wrist strap or an infusion sheet, and the second image comprises a packaging bar code of an infusion bag / bottle or a packaging box; the data preprocessing module is used for positioning a doctor's advice bar code area in the first image through a pre-trained first segmentation model, the first segmentation model is trained based on a medical special bar code data set, and training data comprises bar code labels in light reflection and wrinkle scenes; and the key data extraction module is used for positioning a package bar code area in the second image through a second segmentation model, and the second segmentation model is optimized for the curved surface package and comprises an enhanced training sample of a 45-60-degree shooting angle of the curved surface. According to the invention, information of medical advice strips and infusion liquid is automatically acquired and checked through an image recognition technology, so that the safety and accuracy of the infusion process are ensured.

The invention relates to the technical field of medical equipment, and discloses an infusion device which comprises an infusion support, the infusion support comprises a base and a balance unit, the balance unit comprises a first balance ring and a second balance ring which are concentrically arranged, and the two opposite sides of the first balance ring and the two opposite sides of the second balance ring are hinged; a balancing weight concentric with the first balancing ring is arranged below the first balancing ring, the top of the balancing weight is fixedly connected with two connecting strips located in the second balancing ring, the two opposite sides of the second balancing ring are hinged to the two connecting strips respectively, and the connecting line of the hinge points of the first balancing ring and the second balancing ring is perpendicular to the connecting line of the hinge points of the second balancing ring and the connecting strips. The first balance ring is fixedly connected with an L-shaped connecting rod, the L-shaped connecting rod is detachably connected with the base, and the top of the connecting strip is fixedly connected with an anti-disengaging positioning mechanism used for fixing an infusion bottle and a bottle inserting needle. According to the technical scheme, the problems that a bottle inserting needle of an existing infusion device is prone to falling off when a patient moves, the infusion speed is unstable, and the patient is inconvenient to move can be solved.

The utility model discloses an interactive infusion model for teaching, and relates to the technical field of teaching models. Comprising an arm model, and a medical silica gel hose is arranged in the arm model; the model seat is arranged at the bottom of the arm model and is rotationally connected with the arm model; and the puncture needle is matched with a puncture block arranged on the arm model. According to the infusion model, the silica gel hose and the puncture block can be replaced according to needs, and the risk of liquid leakage after puncture after the silica gel hose and the puncture block are used for a long time is avoided; different postures of a human body in an infusion process can be simulated through the model seat; by means of the puncture needle, medical staff can conveniently conduct needle insertion simulation according to injection and infusion requirements during needle insertion training; the structure is simple, and the use is convenient; the problems that an existing infusion model is complex in structure, interference is large during acupuncture training, liquid cannot be effectively discharged, and interactivity is poor are solved.

The invention belongs to the technical field of medical infusion, and particularly relates to a neurosurgical nursing infusion device which comprises a base, a supporting rod and a supporting plate, the base is fixedly arranged at the lower end of the supporting rod, the supporting plate is fixedly arranged at the upper end of the supporting rod, and the neurosurgical nursing infusion device further comprises a weighing hook which is arranged below the supporting plate and connected with the weighing hook. The weighing hook is used for lifting the medicine bottle; and the electromagnetic lifting mechanism is arranged at the upper end of the weighing hook. According to the invention, the RFID tag reader and the PLC are used for checking the information of medicines and patients, so that the risk of medicine use errors is reduced; a weighing sensor and an electromagnetic lifting mechanism are used for automatically adjusting the height of a medicine bottle according to liquid level changes in the medicine bottle, the infusion speed is stabilized, and the treatment effect is guaranteed; by means of the automatic speed reduction mechanism, the infusion speed is automatically reduced when liquid medicine in a medicine bottle is almost emptied, risks such as air embolism are avoided, meanwhile, an infusion tube can be heated, the infusion comfort of a patient is improved, and adverse reactions caused by low-temperature infusion are avoided.

The invention relates to an anti-blocking and anti-falling infusion harbor needle and an infusion harbor suite, and relates to the technical field of infusion harbor, the anti-blocking and anti-falling infusion harbor needle comprises a base, a needle handle and an extension spring, and the needle handle comprises a handle body and an infusion harbor needle; the base comprises a base body and an unlocking mechanism, the base body is of a cylindrical structure matched with a port body, and the lower end of the base body is a binding face; a boss is arranged on the upper portion of the seat body, a guide channel is formed in the center of the seat body, and the outer diameter of the guide channel is larger than that of the harbor needle. The two ends of the extension spring are fixedly connected to the handle body and the base body respectively, the boss is located on the inner side of the extension spring and corresponds to the handle body, and the harbor needle is movably restrained in the guide channel. The unlocking mechanism is used for locking and unlocking the needle handle, when the unlocking mechanism is in a locking state, the needle tip is located in the guide channel, the extension spring has elasticity, and when the unlocking mechanism is in an unlocking state, the handle body abuts against the boss, and the needle tip is located below the attaching face; the transfusion harbor needle is convenient to position and align to a harbor body, can be vertically inserted into the harbor body, and is effectively prevented from falling off.

The invention relates to the technical field of medicine information checking, in particular to finished infusion identifying and checking equipment which comprises a base, a tray, a clarity detector, a display screen, two sets of cameras and an information system, the tray is arranged on the base, and a first camera and a second camera are arranged at the bottom and on the side face of the tray respectively; label information on the back and the front of the medicine bottle can be identified; the clarity detector is arranged above the rear side of the tray, so that the infusion quality of a finished product can be conveniently checked, the checking efficiency and accuracy are improved, and the working efficiency of medical staff is also improved on the important premise of ensuring the medication safety of a patient; the display screen is arranged above the clarity detector and is used for displaying label information; and the information system matches the contents identified by the two groups of cameras, and displays the matching analysis result on the display screen in combination with the weighing result of the tray, thereby ensuring that whether the doctor's advice label is correctly pasted and whether the medicine adding dosage is correct can be quickly checked.

The utility model relates to the technical field of infusion devices, and discloses an infusion device capable of supporting a hand. The infusion device capable of supporting the hand comprises a stand column; the placing plate is located on one side of the stand column and used for supporting an arm; the top of the stand column is connected with the bottom of an extension column in an embedded mode, the outer wall of the stand column is connected with a sliding ring in a sliding mode, the sliding ring is in threaded connection with a positioning bolt, one end of the positioning bolt is connected with the stand column in an extrusion mode, then a rotating block is fixed through a fixing bolt, and a clamping block is pulled out through a grip. According to the infusion support, the clamping block is not located in the limiting groove any more, the telescopic plate is pulled outwards to conveniently support the arm of an infusion person, the arm of the infusion person is placed on the containing plate by the infusion person, the effect of supporting the arm of the infusion person can be achieved, meanwhile, the containing plate can be adjusted according to the needs of the infusion person, and the practicability of the infusion support is embodied.

The invention discloses an auxiliary drug delivery device for oncology department clinical treatment, which comprises a shell, an air bag is arranged on one side of the shell, a storage cavity is formed in the middle of the inner cavity of the shell, a rotating rod is rotatably connected to the middle of the inner cavity of the storage cavity, and a V-shaped groove is formed in one side, close to the air bag, of the outer wall of the shell. A driving rod is slidably connected to the middle of the rotating rod, a driving mechanism for driving the rotating rod to move is arranged on the side, away from the storage cavity, of the outer wall of the driving rod, and a limiting mechanism for limiting the rotating rod is arranged on the outer wall of the rotating rod; the limiting mechanism is horizontally away from the side, close to the driving mechanism, of the rotating rod. The infusion bag can be continuously pressurized step by step or at a time by rotating the knob anticlockwise, step-by-step pressure relief of the infusion bag can be completed by pressing the knob to be close to the position where the containing cavity is located, and one-time pressure relief of the infusion bag can be completed by pulling the knob to be away from the position where the containing cavity is located.

The invention provides an intelligent infusion flow rate accurate control system and method special for children, and relates to the technical field of clinical treatment. The intelligent flow rate accurate control system special for child infusion comprises an infusion control module used for controlling the flow rate of an infusion pump and comprising a motor driving unit and a flow rate sensor; the data acquisition module is used for acquiring relevant parameters of the body weight, age and illness state of the child and monitoring the infusion flow rate and the residual liquid amount in real time; the intelligent calculation module is used for calculating the optimal infusion flow rate according to the collected data in combination with preset infusion rules and algorithms; the user interface module provides a human-computer interaction interface for medical staff to input parameters and check infusion states; and the alarm module is used for sending out an alarm signal when an abnormal condition occurs in the infusion process. Through the automatic control process, the medical staff can concentrate on other important nursing work, the working efficiency is improved, the workload of manually adjusting the flow rate by the medical staff is reduced, and the risk of human errors is reduced.

The invention belongs to the technical field of infusion heating, and discloses an infusion heating method, device and equipment based on PID (Proportion Integration Differentiation) adjustment and a storage medium, and the method comprises the following steps: constructing a temperature conversion model of the temperature of a sensor at a liquid outlet end and the temperature of transmitted liquid; heating the liquid at the liquid outlet end to a pre-heating temperature according to the target heating rate and a temperature conversion model; acquiring a first mapping relation table, and heating the liquid at the liquid outlet end to a target temperature according to the first mapping relation table and a PID algorithm; and a second mapping relation table is obtained, the input condition of the liquid inlet end position and the temperature of the middle position are monitored, and PID adjustment is conducted on the liquid temperature of the liquid outlet end or abnormity reminding is conducted on a user through the second mapping relation table and the temperature conversion model. The heating to the specified temperature is ensured, the working condition change in the heating process can be fed back and processed according to related parameters, the accuracy and stability of the heating process are ensured, the body temperature maintenance of a patient is facilitated, and the sudden change situation occurring in the midway of the steady state can be timely processed.