45results about How to "Improve infusion safety" patented technology

The invention discloses an integrated digital transfusion apparatus and a transfusion monitoring and management method thereof. The integrated digital transfusion apparatus is mainly structurally characterized in that a shell of devices including a control system, a display and the like and a transfusion tube clip and device shell are respectively fixed onto an integrated transfusion support and device shell. A touch display, a microprocessor, a microphone / speaker, a scanner, a wireless network connection device, a miniprinter, a transfusion tube, a Murphy dripper clamping groove, a finger peristaltic pump, a photoelectric droplet detection device, a pressure detector and an ultrasonic bubble detector are mounted on the integrated digital transfusion apparatus. Data acquired by different parts in the transfusion apparatus are used for mutual comparison of transfusion parameters. Software computation and simulation techniques are used during transfusion, and nurses can well know detailed transfusion conditions of each patient in transfusion by directly observing simulated transfusion bottles / bags and tubes and simulated transfusion apparatuses on software of the transfusion apparatuses and software on external computers, setting operation of various transfusion parameters, setting alarm thresholds of the various transfusion parameters and the like.

The invention relates to a drop and mistaken-pull prevention infusion apparatus which comprises a plug needle, a drip chamber, a flow regulator and an infusion needle. The plug needle comprises a conical thrusting needle and a thrusting needle seat, wherein the conical thrusting needle is connected to the thrusting needle seat, more than two clamping jaws upwards facing conical thrusting needle are evenly distributed and connected to the thrusting needle seat, jaw heads of the more than two clamping jaws are clamped or hung to the side or inner end face of a sealing plug / cap of an infusion bottle / bag in a connecting mode. The infusion bottle / bag is closed up and fixed by adopting the thrusting needle seat with the clamping jaws, of the plug needle, the infusion apparatus can be effectively fixed, a plug of the infusion apparatus can be prevented from dropping out of the infusion bottle / bag, and safe, complete and effective infusion treatment can be ensured.

The invention relates to the technical field of medical appliances, in particular to a manufacturing method of a safe transfusion system based on a bubbling point pressure principle. The method of the invention is based on the bubbling point pressure principle, a liquor filtering medium which can block air from crossing a liquor filtering membrane to enter the pipeline of the transfusion system is selected, and the safety performance of automatically stopping the transfusion of the liquor by using the characteristics of the liquor filtering medium to prevent the air from entering the pipeline when the transfusion system is empty is achieved. On the basis, an exhaust tube penetrating into the inner chamber of a drop bucket is arranged in the drop bucket, and the exhaust tube is mainly characterized in that a filtering medium which exhausts air but does not discharge the liquor is arranged at the penetrating end of the exhaust tube, so that the transfusion system combined with the bubbling point principle can safely realize automatic exhaust truly, and achieve the effects of efficient and safe automatic exhaust and air separation.

The invention discloses an intravenous infusion and anti-infiltration device for nursing in an operating room. The device comprises a base, a support table and a detection box. An electric lifter is installed at the middle position of the top of the base by a bolt, the output end of the electric lifter is fixedly connected to the middle position of one end of the bottom of the support table through a rotary seat, and a lifting support rod is fixedly connected to the middle position, near one end of the electric lifter, of the top of the support table. The detection box is arranged on the support table on one side of the lifting support rod, an alarming device is installed on the top of the detection box, and a pressure detection probe is fixedly connected to one side of the detection box through a detection wire. According to the intravenous infusion and anti-infiltration device for nursing in the operating room, a medical tape is utilized to fix the pressure detection probe to a needle head so that any infusion needle penetration and deviation phenomenon can be found and remedied in real time in the process of infusion, the use is convenient, the occurrence of intravenous infusionand infiltration can be effectively prevented, and the safety of infusion is greatly improved.

The invention provides an infusion monitoring system and an infusion monitoring method, belonging to the technical field of medical apparatus and instruments. The infusion monitoring system comprises at least one physiological feedback infusion monitor, a work station and at least one wearable device, wherein the at least one physiological feedback infusion monitor comprises a control module, a battery module, an infusion information collecting module, a physiological information collecting module and a first wireless communication module, and the first wireless communication module is used for collecting infusion information and physiological information and sending the infusion information and the physiological information to the work station; the work station receives the infusion information and the physiological information sent by the first wireless communication module and processes the infusion information and the physiological information sent by the first wireless communication module; the at least one wearable device is equipped to the body of a medical worker and receives a threshold value exceeding alarming signal sent by the work station, and then the medical worker equipped with the wearable device performs corresponding treatment according to the threshold value exceeding alarming signal. In the system, the medical worker can know the infusion and physiological alarming condition of patients at any time after being equipped with the wearable device, then the medical worker can dispose the condition in time, and thus the infusion safety is enhanced.

The invention provides an intelligent management system for transfusion. The intelligent management system for transfusion comprises a monitoring module, a management control module, a wireless communication module, an upper computer and an APP terminal, wherein the input end of the management control module is connected with the output end of the monitoring module, the management control module is connected with the wireless communication module through a serial port, the management control module is in data interaction with the upper computer through the wireless communication module, and the APP terminal is in data interaction with the upper computer through the mobile network. The monitoring module is used for detecting the state information of a transfusion device in real time and sending the state information, the management control module adjusts the transfusion device according to the state information, the wireless communication module sends the state information to the uppercomputer, and upper computer or the APP terminal displays and / or broadcasts the real-time state of the transfusion device according to the state information. For the intelligent management system fortransfusion, the transfusion safety and management level can be improved, and the medical conditions can be improved.

The invention relates to an automatic transfusion alarm system, which comprises a transfusion bottle, an alarm buzzer, a capacitive proximity switch, an alarm circuit, an alarm resetting circuit and a single-chip microcomputer. The probe of the capacitive proximity switch is arranged above a bottle opening on the lower part of the transfusion bottle, the capacitive proximity switch is connected with the alarm circuit, and the alarm circuit, the alarm resetting circuit and the alarm buzzer are respectively connected with the single-chip microcomputer. When the liquid level in the transfusion bottle is lower than the probe of the capacitive proximity switch, liquid level change signals can be detected by the capacitive proximity switch through the probe and can be converted by the capacitive proximity switch into alarm conduction signals to trigger conduction of the alarm circuit, and when the alarm buzzer can be controlled to alarm when the conduction of the alarm circuit is detected by the single-chip microcomputer. The invention has the advantages that: automatic transfusion alarming can be achieved, blood return and other situations caused by the reason that the transfusion of liquid medicine in the transfusion bottle is completed due to human errors can be avoided, and the automatic transfusion alarm system can be used safely and has low cost.

The invention discloses a continuous syringe pump. After a syringe which is used by the continuous syringe pump is connected with an extension tube of a patient through a tee joint and an infusion set, two automatic compression devices of the syringe pump are alternatively operated to control the opening and closing of an infusion tube and the extension tube, so the syringe pump is enabled to repeatedly pump liquid from an infusion bottle and infuse the liquid into the human body. The infusion bottle of the continuous syringe pump has a large area, and the continuous syringe pump can automatically repeat the movements of pumping-infusing, so a great quantity of liquid is continuously infused, and thus, the workload of clinical nursing is relieved.

The invention belongs to the technical field of medical apparatuses and instruments, and discloses an infusion apparatus special for an indwelling catheter. The infusion apparatus is composed of an infusion assembly and a positive pressure assembly, wherein the infusion assembly has the pure infusion performance or additional other performances, and the positive pressure assembly has the thrombus preventing performance. When connected with an indwelling needle for infusion and disengaged from the infusion apparatus at the end of infusion, the positive pressure assembly can be separated from the infusion assembly and can indwell on the indwelling catheter, long-acting micro slow-release infusion is achieved by means of liquid medicine left over in a positive pressure cavity of the positive pressure assembly, the indwelling catheter is made to maintain positive pressure for a long time, blood backflow can be effectively prevented, and the problem that indwelling catheter coagulation or thrombus blockage can be effectively prevented in a long-acting mode. By the adoption of the infusion apparatus, the indwelling positive pressure assembly is detached to be discarded before next infusion is carried out, and then a new infusion apparatus is connected to the indwelling catheter to be used.

The invention relates to a transfusion monitoring system capable of monitoring an abnormal transfusion state and performing automatic intervention. The monitoring system mainly comprises a core control module, a dripping speed monitoring module, a dripping speed control module, a pulse rate monitoring module, a body temperature monitoring module, a man-machine interaction module, a remote communication module, an information prompting unit, a dropper limiting device and a shell, and is characterized in that the transfusion dripping speed state can be dynamically monitored and servo control can be performed during transfusion, and when the dripping speed, the pulse rate and the body temperature are abnormal during transfusion, the system can send out a warning and perform automatic intervention. The transfusion monitoring system provided by the invention greatly improves the transfusion safety and reduces the monitoring labor intensity of medical staff and family members of patients.

The invention discloses an intelligent infusion pump. The intelligent infusion pump comprises a control system and a housing, an infusion pipeline is arranged on the outer surface of the housing, anda bubble probe sensor, a peristaltic pump, a lower blocking sensor and an electric infusion stopping clip which are separately connected to the control system are arranged along the infusion pipelinein sequence; the electric infusion stopping clip comprises a micro motor which is fixedly connected with the housing and used for driving an infusion stopping clip sliding block to move up and down, the end, protruding out of the housing, of the infusion stopping clip sliding block is wrapped with infusion stopping clip sliding block plastic, and the infusion stopping clip sliding block and the housing are used for clamping an infusion tube. The intelligent infusion pump is high in automation degree, convenient to use and capable of improving the work efficiency of a user, and defects in the prior art are overcome.

Automatic urine monitoring alarm fluid infusion consists of droplet sensing equipment, micro-computer control devices, fluid infusion adjusting mechanical device. Its characteristics are: droplet sensing equipment transmits the forming speed, weight, pH, electrolyte biochemical signals of urine to micro-computer control devices,after analysis, alarm according pre-set alarm limits and wait for medical staff found and judging then manual adjusting fluid infusion adjusting mechanical device to change fluid infusion speed, or automatically change fluid infusion speed through adjusting fluid infusion adjusting mechanical device according pre-set adjustment range when in the absence of operation, reach preset urine forming speed ranges.

The invention relates to the technical field of medical devices, in particular to a safety infusion set with improved exhaust from a dropping funnel. The technical scheme of the present invention is based on the principle of gravity and the specific gravity of the liquid is greater than the specific gravity of the air. At the bottom of the dripping funnel or using the supporting bracket of the liquid medicine filter medium, a gas-liquid gas-liquid system is constructed to allow the liquid entering the dripping funnel to travel from bottom to top. Flow channel, so as to improve and overcome the defect that the liquid medicine filter medium with a certain bubble point value that can block the passage of air cannot discharge the air hidden in the gap at the bottom of the dropping funnel during application, so that the safety infusion set that claims to separate the air with the bubble point performance Realize the safety performance in the true sense.

The invention provides a disposable penicillin bottle dissolving dispensing appliance for an automatic dissolving dispensing system, belongs to the field of medical apparatuses and instruments, and particularly relates to an infusion dispensing instrument. The disposable penicillin bottle dissolving dispensing appliance is composed of two elastic infusion hoses, four puncture outfits, two puncture outfit bases and a frame. When in use, the dissolving dispensing appliance is connected with a clamping base on the automatic dissolving dispensing system through clamping buckles on the two sides of the dissolving dispensing appliance to be clamped, the two elastic infusion hoses are arranged on two peristaltic pumps installed on the automatic dissolving dispensing system, the puncture outfit bases are pulled out from a base guide slot well, the puncture outfits are exposed out of the base guide slot well and punctured into a target container, dual-power two-way fluid conveying is provided in the dispensing process, and rapid medicine dissolution inside a penicillin bottle and air pressure balance inside the penicillin bottle are achieved, so that medicine preparation is facilitated to the maximum extent, and the purposes of true pollution-free, rapid and safe medicine dissolving and dispensing and rapid and automatic medicine preparing can be achieved.

The invention discloses a gravity-resistant infusion structure. The gravity-resistant infusion structure comprises a pressure valve and a connecting tube, wherein the pressure valve has a one-way conduction function and has a conduction critical value, the connecting tube is communicated with the pressure valve, and when the pressure in the tube is larger than the conduction critical value, the pressure valve performs conduction and conducts normal delivery; when the pressure in the tube is smaller than the conduction critical value, the pressure valve is closed, and medicine liquor is prevented from flowing down due to the action of gravity. The pressure valve can effectively prevent the occurrence of the situation that medicine liquor is prevented from flowing down due to the gravity of the medicine liquor, and thus guarantees security in infusion; meanwhile, when a medicine box is in a low position relative to the human body, the pressure valve can effectively prevent the possibility of the occurrence of blood return, and thus the safety in infusion is improved.

The invention provides a transfusion alarm method and a transfusion alarm device as well as a state monitoring method and a state monitoring device. The method comprises: a cloud server receives an transfusion alarm renting request sent from a user mobile terminal, the request carries the identification of the transfusion alarm renting terminal, an transfusion alarm output instruction is sent to the corresponding transfusion alarm renting terminal, so that the transfusion alarm renting terminal outputs a transfusion alarm, and the transfusion alarm is stored in the transfusion alarm renting terminal; the cloud server receives the alarm signal sent by the transfusion alarm and sends the alarm signal to the user mobile terminal, wherein the alarm signal is sent by the transfusion alarm afterthe transfusion alarm is installed on the transfusion tube and the transfusion is detected to be completed soon. The transfusion alarm method and the device, and the state monitoring method and the device realize automatic transfusion alarm or state monitoring data reporting to a third party.

The invention relates to an infusion control system and an infusion system. The infusion control system comprises a drip rate detecting device, a drug withdrawal control device and a controller; the drip rate detecting device comprises a dual-beam photoelectric switch; the dual-beam photoelectric switch comprises a transmitter and a receiver; the transmitter and the receiver are in aligning arrangement on both sides of a drip path of a dripper; the drug withdrawal control device includes a motor and a pusher assembly; the pushing assembly is disposed on an adjustment star wheel of a flow regulator; the pushing assembly is in driving connection to the motor; the pushing assembly is used to push the star wheel to move under the drive of the motor; the controller is electrically connected tothe transmitter and the receiver; and the controller is also electrically connected to the motor. When the infusion control system is applied to an infusion device, the infusion can be automatically stopped after the liquid in an infusion bottle is emptied, thereby avoiding the problem of returning blood of a patient and cause of unnecessary loss and pain, and improving the safety of the infusion.

The invention discloses a weightless control infusion device which comprises an infusion shell. The weightless control infusion device is characterized in that a limited directional pressure chamber is arranged in the infusion shell, openings of the left side wall and the right side wall of the infusion shell are connected with a hose and an infusion hose, two groups (or a plurality of groups) ofair bags are arranged on the inner wall of the infusion shell and connected with air pressure gauge, an air discharging port is formed in the air pressure gauge, and interlayer films are adhered and pressed among two groups (or a plurality of groups) of air bags. The weightless control infusion device is more reliable and safer, a traditional infusion mode depending on liquid gravity is replaced by a mode by extruding infusion energy, the device is conveniently applied to field first aid, movable vehicles and ships, patient transfer, military first aid and daily infusion, an infusion support is omitted, a lot of complicated infusion operations and time of medical staff and a patient are saved, blood return is effectively avoided, the infusion mode depending on the gravity is removed, and infusion efficiency and safety is effectively improved.

The invention discloses an intelligent electric infusion pump for nursing. The intelligent electric infusion pump comprises a micro-control device, an infusion pump body, a monitoring device, an alarming device, an input device and a display device, wherein the micro-control device comprises a single chip microcomputer, the infusion pump body adopts a finger-mounted peristaltic pump as a power source, the monitoring device is connected with the micro-control device, the monitoring device comprises an infrared drop number sensor, a pressure type sensor and an ultrasonic air bubble sensor, the alarming device is connected with the micro-control device, the input device comprises a control key used for inputting control signals to the micro-control device, and the display device comprises a display, used for displaying working parameters of the infusion pump body. With the intelligent electric infusion pump for nursing provided by the invention, the infusion speed and infusion total amount can be continuously controlled for a long time, with high precision and in large scale, alarming can be carried out on the abnormal conditions occurring during the infusion process, so that the working strength of medical workers is favorably alleviated, and the infusion safety and accuracy and work efficiency are improved.

The invention relates to an automatic venous transfusion control system and a transfusion method thereof. The system includes at least one venous transfusion device (1), a detachably connected venoustransfusion control device (2) and an upper computer (3); when the upper computer (3) receives temperature data not in accordance with preset temperature data, a processing unit (19) sends a heating signal to a heating element (12) to maintain the temperature of a liquid in a liquid container at a constant value in accordance with the preset temperature data; when the upper computer (3) receives liquid drop speed data not in accordance with preset liquid drop speed data, the processing unit (19) sends a speed signal to a speed control device (15) to maintain the liquid drop speed data of falling liquid drops in a Murphy dropper (5) constantly equal to the preset liquid drop speed data; when the upper computer (3) receives a stop signal, the processing unit (19) sends a zero speed signal tothe speed control device (15) to make the adjustment state of a flow adjuster (7) changed to a zero-flow state.

The invention relates to the field of production of large volume injections, and provides a double-layer aseptic package, packaging method and sterility test method for large volume injections. The package comprises an inner packaging bag and an outer packaging bag wrapping the inner packaging bag. The space between the inner packaging bag and the outer packaging bag is vacuumized, so that the outer packaging bag is nearly attached to the inner packaging bag, and the space between the inner packaging bag and the outer packaging bag is aseptic. The mechanical performance and moisture blocking performance of the packaging bags are enhanced, and the problems of product pollution and medical potential safety hazard caused when packages leak or moisture evaporates in the transportation or storage process are solved. Besides, the vacuumized packaging bags are subjected to sterilization, liquid medicine in the inner packaging bag of the package is aseptic, and meanwhile the space between the inner packaging bag and the outer packaging bag is also aseptic. Thus, when the package is applied to the environment like clinical dispensing having high aseptic requirements, it is only required that the outer packaging bag is taken off, and medical staff do not need to disinfect packages one by one.

The invention relates to an injection pump with a whole-process infusion safety detection and near-space detection structure. The injection pump comprises a rack, a motor and a syringe; the motor is connected with a screw rod through a speed reduction mechanism, the screw rod is matched with a clutch nut, the clutch nut is connected with a push rod, the push rod is connected with the syringe through a push head, the clutch nut is provided with a photoelectric coupler, and the rack is provided with light blocking pieces matched with the photoelectric coupler. The injection pump has the advantages that the novel structure formed by combining the photoelectric coupler and a set of light blocking pieces different in width and interval is adopted, the structure is simple, the reliability is high, and the cost is low; whether or not a transmission system of the injection pump loses efficacy can be monitored in the whole process, and the infusion safety is improved; the multi-position detection of the tail end is achieved, and the near-space alarming and infusion completion alarming reliability of the injection pump is improved.

The invention relates to the technical field of medical appliances and discloses a bubble-free transfusion set comprising a bottle cork puncture outfit, a conduit, a dropping funnel, a burette, a filter, and the like. The bubble-free transfusion set is characterized in that one burette is arranged in the dropping funnel, the lower end of the burette is closed, and the pipe wall of the burette is provided with a side liquid drain hole. The dropping funnel is extruded, and a liquid medicine, when being sucked, passes through the burette, flows out of the side hole of the burette, and is sprayed to the inner pipe wall of the dropping funnel to flow down; and after a liquid level of the liquid medicine is accumulated to reach certain height, the liquid medicine automatically drives the air in the conduit until the air is exhausted when flowing into a transfusion needle through a lower conduit. The liquid medicine flows down along the inner wall of the dropping funnel and is accumulated at the lower end of the dropping funnel when being sucked into the dropping funnel so as to prevent gravity impact from producing the mixing of gas and liquid, so no bubble is formed and the bubble-free performance is achieved. The bubble-free transfusion set solves the problems that the prior transfusion set is easy to form bubbles and has difficult air exhaust during the transfusion, has simple and cheap applying technology, does not increase the cost, abandons the fussy operation of the prior air exhaust mode to improve transfusion efficiency, and greatly improves the safety of the transfusion.

The invention discloses an air exhausting device for an infusion set. The air exhausting device comprises a dripping bucket and an automatic vent valve, wherein the automatic vent valve is mounted at the inner bottom of the dripping bucket; no clearance is formed between the contact surfaces of the automatic vent valve and the bottom surface of the dripping bucket; the automatic vent valve comprises a base and a plurality of air exhausting and liquid guiding pipes; the air exhausting and liquid guiding pipes are distributed on the base of the automatic vent valve; the air exhausting and liquid guiding pipes and a liquid outlet in the upper end of the dripping bucket are on different axes; one or two or three air exhausting and liquid guiding grooves are formed in each air exhausting and liquid guiding pipe; the base is provided with a hollow part; the lower part of the base is communicated with a liquid outlet in the bottom of the dripping bucket; a high table is arranged in the central position at the upper part of the hollow part of the base. The air exhausting device has the advantage that air, capable of entering a human body, in the dripping bucket can be exhausted to the utmost extent, so that the safety of infusion is improved.

The invention provides a multifunctional air-check transfusion system which comprises a bottle insertion needle, a hose, a drip chamber, a flow regulator, a transfusion needle and an air-check device, wherein the air-check device comprises a shell and an air check valve; the inner side wall of the shell is provided with a plurality of rails, the lower end of the shell is provided with a connection pipe, and a seal position is arranged between the lower end of the shell and the connection pipe; the air check valve is positioned in the inner cavity of the shell and comprises a floating ball and a sealing element; the interior of the floating ball is provided with a cavity, and the outer side wall of the floating ball is provided with a plurality of guide rings; clearances are reserved between the guide rings and the rails; the sealing element is positioned at the bottom of the floating ball and fixedly connected with the floating ball; the sealing element is made of a soft material. By virtue of optimally designing the air-check device and adopting the air check valve structure, the air check valve can float up and down freely in the shell; the sealing element structure and the sealing position structure are optimally designed, so that a favorable self-sealing effect is achieved, air is prevented from entering into the boy of a patient during a transfusion process, and the transfusion safety is improved.

The invention relates to a mistaken-pull prevention spiral infusion apparatus convenient and quick to dismount. The mistaken-pull prevention spiral infusion apparatus comprises a plug needle, a drip chamber, a flow regulator and an infusion needle, wherein the plug needle comprises a conical thrusting needle and a thrusting needle seat, the conical thrusting needle is connected to the thrusting needle seat, and more than one circle of threaded or spiral grooves are formed in the outer conical face of the conical thrusting needle. An infusion bottle / bag is engaged and connected by adopting the threaded or spiral grooves formed in the outer conical face of the conical thrusting needle of the plug needle, the infusion apparatus can be effectively fixed, the plug needle of the infusion apparatus can be prevented from mistakenly pulled out or dropping out of the infusion bottle / bag, and safe, complete and effective infusion treatment can be ensured.

The invention relates to the technical field of intravenous infusion, and discloses an alarm device for preventing blood return during infusion. A first clamping support elastic sheet (1) and a secondclamping support elastic sheet (2) are arranged to form an included angle with narrow bottom and wide top, the bottom ends of the two are fixed on a positioning mechanism (3), and the top ends are respectively fixed on a first clamping conduction mechanism (4) and a second clamping conduction mechanism (5) symmetrically disposed. First magnets (401) of the same polarity are fixed at two ends of the first clamping conduction mechanism, and second magnets (501) of the polarity different from that of the first magnets are fixed at two ends of the second clamping conduction mechanism. An alarm device (6) is disposed on the first clamping conduction mechanism or the second clamping conduction mechanism, and the alarm is connected to internal circuits of the first clamping conduction mechanismand the second clamping conduction mechanism through wires. Compared with the prior art, the alarm device can automatically remind a doctor and a patient that the injection is about to be infused, avoid the phenomenon of blood return and improve the infusion safety.

The invention discloses an infusion dripping bucket and an infusion apparatus thereof. The infusion dripping bucket comprises a dripping bucket main body and an exhaust valve, wherein the exhaust valve comprises a base and an exhaust and drainage pipe which extends upwards from the upper surface of the base; the bottom of the base is adaptive to the base of the dripping bucket main body; at least two action forces can be exerted on the dripping bucket main body by virtue of the base; and the two action forces are located on a same straight line, so that stress between round sidewalls of the base and the dripping bucket main body as well as stress between the bottom of the base and the dripping bucket main body can be completely sealed. The infusion dripping bucket provided by the invention is simple and skilful in structure, a space in the base is diminished, and sealing performance of the infusion dripping bucket is greatly enhanced due to a special sealing structure in the dripping bucket, so that incomplete exhaust due to a problem on sealing is prevented to a great extent, and subsequent medical accidents are avoided. With the application of the infusion dripping bucket which has an automatic exhaust device, air in the dripping bucket can be completely discharged to the greatest extent, so that infusion safety of the infusion apparatus is enhanced.