73results about How to "Infusion Safety" patented technology

A system for moving particles suspended in a first fluid, and for infusing them into the stream of a second fluid, includes a catheter with a multi-lumen distal separator. The separator is formed with a plurality of parallel lumens, wherein each lumen has a predetermined diameter to reduce particle flocculation. An inflatable balloon, affixed to the outside of the catheter, can be provided to regulate flow of the second fluid and thereby facilitate entry of the particles into the stream of the second fluid. A reinforcing member is employed to strengthen the catheter wall under the inflatable balloon. With this arrangement, the catheter does not kink or collapse due to the pressure exerted on the catheter wall when the balloon is inflated. In one embodiment, the reinforcing member includes an annular shaped ring. In another embodiment, the separator is positioned under the balloon and acts as the reinforcing member.

A wireless sensor network based intelligent infusion system comprises more than two infusion devices; every infusion device is provided with a wireless intelligent speed measuring terminal; the output of a wireless hand wrist type physiological characteristic detector is in wireless connection with the wireless intelligent speed measuring terminals; the wireless connection between the wireless intelligent speed measuring terminals and a PC (Personal computer) is achieved through a wireless router; an antenna and a display screen are arranged outside every wireless intelligent speed measuring terminal; a temperature control heating plate, a processing module and a battery are arranged inside every wireless intelligent speed measuring terminal; the antennas and the display screens are connected with the processing modules; the infusion dripping speed is controlled by servo motors which are arranged on the infusion devices; the drip speed is measured through photoelectric speed measuring modules which are arranged on the infusion devices; the servo motors and the photoelectric speed measuring modules are connected with the processing modules; the batteries are used for providing power for the processing modules and the photoelectric speed measuring modules. According to the wireless sensor network based intelligent infusion system, the dripping speed can be automatically controlled, an alarm can be automatically given, and the remote control on the infusion is achieved.

The present invention provides a method for safely infusing a toxic fluid into a patient using a safety set, a connect set and a cyto admin set, the safety set comprising a first male locking connector having a proximal end and a distal end attached to a toxic fluid container, an interlocking slide having a proximal end and a distal end that is releasably attached to the proximal end of the first male locking connector, a needle shroud assembly containing a needle and having a proximal end and a distal end slidably attached to the proximal end of the interlocking slide, and a withdrawing syringe having a distal tip releasably attached to the proximal end of the needle shroud assembly, the connect set comprising a connect set line in fluid communication with an infusion bag, wherein the connect set includes a port for connection with the safety set such that the withdrawing syringe is in fluid communication with the infusion bag, the cyto admin set comprising one or more check valves for connection with the connect set such that the infusion bag is in fluid communication with the cyto admin set, the method comprising the steps of drawing the toxic fluid from the toxic fluid container into the withdrawing syringe, disconnecting the safety set from the toxic fluid container at a junction of the first male locking connector and the interlocking slide, pushing the interlocking slide into the needle shroud assembly such that a sharpened distal tip of the needle is positioned within a resilient septum carried by the interlocking slide, connecting a second male locking connector to the interlocking slide, connecting the second male locking connector to the connect set, dispensing the toxic fluid from the syringe into the infusion bag, withdrawing the needle to position its sharpened distal tip within the resilient septum, attaching the connect set to the cyto admin set and infusing the toxic fluid into the patient.

The invention discloses a micro motor infusion pump which comprises an infusion board assembly and a motor driving device. The infusion board assembly comprises one-way valves, elastic pump tubes, an air elimination diaphragm and an impedance probe which are integrated on an infusion substrate; the liquid inlet channel and the liquid outlet channel of the infusion substrate are respectively connected with an infusion bag and the air elimination diaphragm; both ends of the liquid inlet channel and the liquid outlet channels are connected with two parallel pump tubes, and are respectively provided with the on-way valves; the air elimination diaphragm is integrated on the substrate, the cavity of the diaphragm is provided with a hydrophilic air barrier film, and the bottom of the lower cavity thereof is provided with an air elimination hole with an exhaust diaphragm; the impedance probe is arranged at a liquid outlet; and the microcomputer part swings through a swinging extrusion head to alternatively press the elastic pump tubes, so as to output the liquid in one way. The micro motor infusion pump integrates the one-way valve double pump tubes, the air elimination diaphragm and an impedance sensor, has the function of eliminating the gas contained in the liquid in the pump, can realize air volume ultra-limit alarm and blocking alarm, and has the advantages of micro-power, low power consumption, small size and convenient carrying.

The invention discloses a disposable self-stopping infusion apparatus, comprising a plug puncture outfit protecting jacket, a plug puncture outfit, an air filtering membrane, an air plug, an upper hose, a dropper, an emulsion cap, a self-stopping device, an upper dripping bucket, a lower dripping bucket, a pressure ball, a lower hose, a flow regulator, a liquor filter and an intravenous infusion needle. The disposable self-stopping infusion apparatus is characterized in that the self-stopping device comprises a limit shaft sleeve and a float valve and is arranged in the dripping buckets, the float valve consists of a float cover, a float shaft and a soft sucker, the limit shaft sleeve is embedded in the upper end opening part of the cavity in the lower drip chamber, the float shaft passes through the center of the limit shaft sleeve to be tightly matched with an inner sleeve of the float cover, the upper part of the soft sucker is embedded in the hollow part at the bottom of the float shaft and is limited by the limit shaft sleeve, the float cover and the soft sucker are connected by the float shaft and move up and down in the inner cavities of the upper and lower dripping buckets, and in infusion process, when liquor does not exist in a medicine bottle, and the liquor in the dripping buckets is too little, the float valve can automatically close the hoses to prevent air from entering into the lower hose to cause blood backflow, so that the waste of the liquor is reduced, the workload of medical personnel is reduced, and medical disputes due to medical negligence can be avoided.

The invention discloses a self-adaptive portable constant pressure infusion apparatus which comprises a working air bag (8), a controlling system (6) and a flow velocity adjusting mechanism. An air inlet pipe is arranged on the working air bag (8) and is provided with a pressure sensor (3) and an air discharging valve (4). The controlling system (6) is electrically connected with the pressure sensor (3) and the air discharging valve (4) respectively. The flow velocity adjusting mechanism comprises a flow velocity sensor (5) and a flow adjusting valve, and the flow velocity sensor (5) and the flow adjusting valve are controlled by the controlling system (6). The working air bag (8) and an infusion bag are both placed in a cavity (7) with a fixed size, and the flow velocity sensor (5) and the flow adjusting valve are both arranged on an infusion tube of the infusion bag. The self-adaptive portable constant pressure infusion apparatus can achieve real-time monitoring of the infusion process, safely and effectively finish the infusion process, is low in manufacturing and using cost, and is suitable for being adopted widely.

The invention discloses an intravenous infusion warning device, which comprises a shell, a support plate and a hook, wherein the shell comprises a shell panel and a main shell body, and the shell panel is connected with the main shell body through screws; a weight sensor, a circuit board and a horn are arranged in the inner part of the main shell body; a display unit, an indicating unit, an operating button and a liquid medicine weight setting button are arranged on the shell panel and are connected with the circuit board; the support plate is connected with the weight sensor, the weight sensor is connected with the hook, and the weight sensor and the horn are connected with the circuit board; an amplifying circuit, an analog-digital conversion circuit and a controller are arranged on the circuit board, and the weight sensor is connected with the amplifying circuit; and the amplifying circuit and the analog-digital conversion circuit are sequentially connected with the controller. The intravenous infusion warning device can measure the weight change of an infusion bottle (bag), provides the weight of liquid in the infusion bottle (bag) in time, and brings convenience for working of medical care personnel, the working efficiency is increased, and the infusion process is safer.

The present invention pertains in general to an apparatus and method for the infusing, agitation and dispensation of oils in a controlled manner to produce a desired potency of an infusion while remaining below an identified maximum temperature threshold.

The invention discloses a safe infusion device with an alarm, and belongs to the field of infusion devices. The safe infusion device comprises a vertical rod, a base is fixedly connected to the lowerend of the vertical rod, a host computer and a buzzer are fixedly connected to the vertical rod, the host computer and the buzzer are electrically connected, pressure regulating buttons and a single-chip microcomputer are installed on the host computer, and the pressure regulating buttons and the single-chip microcomputer are all electrically connected to the host computer. Through the safe infusion device with the alarm, infusion canisters can be uniform in specification, and the alarm precision is improved; meanwhile, when an infusion canister moves upwards, a speed governing frame is drivenby the infusion canister to move upwards, the infusion flow velocity of an infusion tube is reduced under the effect of a speed governing plate, an infusion flow velocity increase caused by infusioncanister rise is effectively offset, and thus the infusion flow velocity is stabilized; a pressure regulating device is controlled through the buttons on the host computer when a nurse regulates the speed before infusion, accordingly the attractive force of an electromagnet is controlled, infusion flow velocity regulation is facilitated, the infusion speed is stable, untoward effects are effectively avoided, a body is prevented from being damaged, and the infusion is safe.

The invention discloses a pediatric infusion nursing device, which includes an infusion stand, an emergency box and a fixed hand board. A guardrail is arranged under the infusion stand, and an iron ring is welded on the left side of the infusion stand. The guardrail is fixed above the bed board. The bed board is rotatably connected with the head of the bed and the tail of the bed through arc-shaped guide rails, and the head of the bed and the tail of the bed are respectively installed at the left and right ends of the bed board. An iron ring is welded and fixed on the left side of the rod, and a trash can is arranged above the iron ring. A lifting device is installed under the screw. The emergency box is fixedly connected with the bed board through screws, and the emergency box is arranged under the bed board. It is arranged above the bed board, and the left and right sides of the fixed hand board are respectively provided with infusion heaters and elastic ropes. The invention is simple in structure, convenient to use, more humanized, and can satisfy children of different ages for infusion.

The invention relates to the medical equipment technical field, and discloses an intraosseous infusion device used for fast building a liquid recovery channel in emergency rescue; the intraosseous infusion device comprises a sleeve having a handle; the top of the sleeve is a pedestal; a combined infusion needle, formed by sleeving a puncture needle core with a hollow infusion needle, is contained in a cavity of the sleeve; a rotary spring is arranged in the sleeve; one end of the rotary spring is fixed on the pedestal, and the other end is fixed on a limit connector connecting with the upper portion of the tail of the puncture needle core; a slide way connected with the cavity of the sleeve is arranged in the handle, and clamped with a limit part; when the rotary spring is rotated and compacted, the limit part can clamp the limit connector through the slide way. The conventional impacting needle insertion mode is replaced by a rotary ejection mode, so the impact energy on a puncture position is small, and fracture can hardly happen; the head of the intraosseous infusion device is preset with threads, thus preventing infusion needle puncture position seepage and infusion needle slipping phenomenon.

The invention discloses a disposable automatic liquid stopping infusion set which comprises a bottle stopper puncture device protecting sleeve, a bottle stopper puncture device, an air filtering film, an air plug, an upper soft pipe, a drip bucket cover, a latex cap, an upper drip bucket, an automatic liquid stopping device, a lower drip bucket, a lower soft pipe, a flow adjuster, a medicine liquid filter and an intravenous infusion needle. The disposable automatic liquid stopping infusion set is characterized in that the automatic liquid stopping device comprises a floater with a liquid inlet hole and an air discharging hole and a water stopping film piece, the water stopping film piece comprises a frame and a middle thin layer, the water stopping film piece is embedded into the bottom of the floater, the automatic liquid stopping device is arranged in the lower drip bucket, and the automatic liquid stopping device can be filled with medicine liquid and then float. When a small amount of medicine liquid exists in the drip bucket during an infusion process of the automatic liquid stopping device, a liquid outlet of the lower drip bucket is automatically sealed, accordingly, air is prevented from entering the lower soft pipe so that the problem that workload of nursing personnel is increased due to the fact that air enters the lower soft pipe can be avoided, and medical accidents caused by the fact that air enters into the body of a patient can be avoided.

The invention discloses a disposable automatic liquid stopping infusion set which comprises a bottle stopper puncture device protecting sleeve, a bottle stopper puncture device, an air filtering film, an air plug, an upper soft pipe, a drip bucket cover, a latex cap, an upper drip bucket, an automatic liquid stopping valve, a lower drip bucket, a lower soft pipe, a flow adjuster, a medicine liquid filter and an intravenous infusion needle. The disposable automatic liquid stopping infusion set is characterized in that the automatic liquid stopping valve comprises a through hole floater and a water stopping film piece, the water stopping film piece comprises a frame and a middle thin layer, the water stopping film piece is embedded into the bottom of the through hole floater, the automatic liquid stopping valve is arranged in the lower drip bucket, and the automatic liquid stopping valve can be filled with medicine liquid and then float. When a small amount of medicine liquid exists in the drip bucket during an infusion process, a liquid outlet of the lower drip bucket is automatically sealed, air is prevented from entering the lower soft pipe so that the problem that workload is increased due to the fact that air enters the lower soft pipe can be avoided, and medical disputes caused by medical accidents can be avoided.

The invention relates to a multifunctional intelligent infusion pump. The infusion pump comprises a controller, a peristaltic pump, an infusion assembly, a pipe assembly and a sucking pump; the infusion assembly is provided with a shell, the shell is internally provided with a driving piece, a compression roller and a plate, the plate is vertically arranged, the compression roller is arranged on the driving piece, and the compression roller is parallel to the plate; the pipe assembly comprises a liquid storage bag, a liquid inlet pipe, an exhaust pipe and a liquid outlet pipe; the liquid storage bag is positioned between the plate and the compression roller and is fixed on the plate; a liquid inlet pipe passes through the peristaltic pump and is connected with an external infusion bag, andthe sucking pump is communicated with the exhaust pipe. The multifunctional intelligent infusion pump can realize bolus of medicine infusion in short time to meet the requirement of pulse injection thrombolytic therapy, but also can be converted into continuous injection mode to meet the needs of daily infusion.

The invention discloses an infusion control valve. The infusion control valve comprises a cylindrical flow limiting tube sleeve and a cylindrical adjusting tube and is characterized in that a flow control plate is fixed in the section direction inside the middle section of the flow limiting tube sleeve, the flow control plate is provided with a plurality of infusion holes, the adjusting tube is nested into the flow limiting tube sleeve, a rotary handle is arranged on the lateral wall of the adjusting tube, a flow adjusting groove for accommodating the rotary handle is arranged in the flow limiting tube sleeve, the adjusting tube can rotate by using the cylindrical center of the flow limiting tube sleeve as the axis, the radial direction of the adjusting tube is provided with a flow adjusting plate, the flow adjusting plate is provided with a plurality of liquid inlets, and two ends of the flow limiting tube sleeve are provided with connectors for being connected with an infusion tube.The infusion control valve is capable of accurately controlling infusion flow speed and guaranteeing flow speed stability.

The invention provides a novel infusion seat. The novel infusion seat comprises a seat; a small table plate assembly is arranged at one side of the seat; a pedal device is arranged at the lower end ofthe small table plate assembly; the pedal device is arranged in a slide rail at the lower end of the seat; a headrest device is arranged at the front end of the pedal device; a hanging rod device isarranged at the other side of the seat through an adjusting assembly; the upper end of the hanging rod device is connected with a bottle hanging device comprising an alarm assembly through a spring; athreaded rod is arranged at the upper end of the bottle hanging device; an infusion heating device is also arranged at one side of the hanging rod device; a hand pillow is arranged at one side of theinfusion heating device. According to the novel infusion seat provided by the invention, an alarm device reminds infusion personnel and medical personnel for timely treatment.

The invention provides a magnetic resonance compatible infusion system based on a Faraday cage. The magnetic resonance compatible infusion system based on a Faraday cage is used for carrying out infusion in a magnetic resonance strong magnetic field environment, and includes a support module, a Faraday cage shielding module, and an infusion and injection module, wherein the support module is usedto support the Faraday cage shielding module and the infusion and injection module; the Faraday cage shielding module is used for shielding the electromagnetic interference between a magnetic resonance apparatus and the infusion and injection module in the magnetic resonance strong magnetic field environment; the infusion and injection module comprises an infusion and injection tube, an infusion pump and a syringe pump; the materials of the support module includes a non-magnetic material; and the materials of the Faraday cage shielding module includes a non-magnetic metal material. The magnetic resonance compatible infusion system based on a Faraday cage isolates the infusion system from the magnetic resonance strong magnetic field environment by using the Faraday cage shielding module ofthe non-magnetic metal material and the support module of the non-magnetic material, so as to prevent the electromagnetic interference between the infusion and injection module and the magnetic resonance apparatus, and finally, a patient can perform the infusion operation while performing nuclear magnetic scanning under the magnetic resonance strong magnetic field environment.