424 results about "Infusion set" patented technology

The invention discloses an intravenous infusion apparatus, and relates to the technical field of infusion apparatuses. The device comprises a Murphy dropper, one end of the Murphy dropper is provided with a second hose, the other end of the Murphy dropper is provided with a first hose, and the first hose is connected with an infusion bottle. The first hose is connected with an infusion bottle, the mounting shell is mounted below the Murphy's dropper, during use, when liquid medicine moves into the mounting shell through the Murphy's dropper, the liquid medicine firstly passes through the liquid inlet cavity, and the liquid medicine in the liquid inlet cavity enables the air bag to drive the shielding plate to rotate to remove shielding of the through hole through buoyancy; when the liquid medicine in the infusion bottle is completely infused, the buoyancy of the liquid in the liquid inlet cavity is smaller than the gravity of the empty bag ball, so that the empty bag ball shields a pipe opening of the third hose, and the possibility that air moves into the third hose to affect the safety of a patient is reduced; and the safety of the device in use is improved.

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.

A clamp assembly for adjusting the fluid flow rate in an infusion set is provided. The clamp assembly includes a housing having two opposing side walls spaced apart from each other and having opposing guide grooves, a guide wall disposed between the side walls, an elastomeric segment disposed between the two opposing side walls and the guide wall, the elastomeric segment having a lower compression set performance that the compression set performance of first and second IV tubes of the infusion set, and first and second tubing ports. A flow-regulating member is seated in the guide grooves and is configured to remain in a set position during use of the infusion set based on the compression set performance of the elastomeric segment until the roller wheel is moved by a user. A method of operating a clamp assembly is also provided.

The utility model relates to infusion apparatus component technical field, and disclose a kind of infusion apparatus exhaust device, including drip tube mechanism, drip tube mechanism includes rubber tube and liquid outlet mechanism, and the upper end of rubber tube is provided with liquid inlet exhaust mechanism, and liquid inlet exhaust mechanism includes the sealing cover slidingly fitted rubber tube top, and the outer side of sealing cover bottom end is fixedly connected with two embedded nests in concentricity, and inlet is opened between the two side walls of sealing cover central position upper and lower, the utility model discloses by adopting automatic exhaust structure design, and its drip cup mechanism upper portion is provided with sealing cover, and both ends are provided with through-hole, and exhaust pipe is fixedly installed in through-hole, and exhaust nozzle is fixedly installed in the top of exhaust pipe, and liquid-removing gas-permeable membrane is fixedly installed in exhaust nozzle, the excess gas in infusion apparatus can be automatically discharged, and the liquid in infusion apparatus is prevented from overflowing, thereby, the drip cup is not needed to be pressed by artificial to exhaust, it is more convenient, and the nursing work pressure of nursing staff is reduced.

The utility model discloses an infusion flow regulating device, which relates to the technical field of medical instruments and is characterized in that two side walls of a shell are respectively fixed on one side edge of a bottom surface; guide grooves are formed in the two side walls respectively, and the two ends of a rotating shaft of the roller are embedded into the guide grooves respectively and can move along the guide grooves; the bottom surface is an inclined surface, and the distance between the bottom surface and the guide groove is gradually reduced from the large end to the small end; the limiting groove is formed in the middle of the bottom face of the shell in the width direction, the depth of the limiting groove is gradually reduced from the large end to the small end, the limiting groove can be used for clamping the infusion hose pipeline, and when the infusion flow is adjusted through the rolling wheel, the rolling wheel moves from the large end to the small end, the infusion hose pipeline is clamped into the limiting groove, and the infusion hose pipeline can be prevented from shaking left and right; an infusion hose pipeline can be effectively extruded, the adjusting precision is high, and the infusion flow can be accurately controlled.

The present application relates to a kind of device for realizing posture adjustment and bunching, it solves the technical problem that the pose of air pipe in roll-shaped infusion apparatus is not fixed, leading to that roll-shaped infusion apparatus cannot smoothly and reliably enter packaging bag during the operation of existing infusion apparatus automatic winding packaging equipment, the width of whole roll-shaped infusion apparatus is large, which is not conducive to subsequent reliable loading into packaging bag;It includes air pipe posture adjustment device and bunching device, air pipe posture adjustment device includes translation mechanism, jaw opening and closing driving mechanism, left jaw and right jaw, jaw opening and closing driving mechanism is connected with translation mechanism, left jaw, right jaw is connected with jaw opening and closing driving mechanism, left jaw and / or right jaw is connected with limit plate, bunching device includes base, left stand, right stand, hollow bunching block, air pipe guide rod and air pipe guide rod support.The present application is widely used in infusion apparatus automatic winding packaging technical field.

The utility model relates to transfusion bottle technical field discloses a self -discharge formula glucose injection transfusion bottle bottle body, including bottle body and the pendant of fixed on bottle body, bottle body is by bottle body, bottle neck section and bottle mouth section is composed, the inner wall of bottle neck section is fixedly connected with the liquid lifting subassembly, the first envelope is equipped with in the bottle mouth section, the side wall of first envelope is fixedly connected with the support cover, one end of support cover and liquid lifting subassembly is through sliding arrangement. In the utility model, when only a small amount of glucose injection is left in the bottle body, the elasticity of the isolating sleeve makes the contraction sliding sleeve slide upward along the outer wall of the support cover, lifting the liquid level of the glucose injection in the bottle body, greatly reducing the residue of the glucose injection in the bottle body. By setting the protective cover, T-shaped column and the second through hole, the first envelope is protected and further fixed. The protective cover does not need to be removed when the infusion device needle is inserted.

The invention relates to the technical field of infusion instruments, in particular to a postoperative analgesic infusion device for the orthopedics department. The device comprises a medicament bag and a catheter, the catheter is provided with a filter part, the filter part comprises a tubular filter bag, a filter structure is installed in the filter part, a middle cavity is formed in the filter structure, and a floating piece is arranged in the middle cavity. The medical grade foamed silica gel umbrella-shaped display floating sheet with the density lower than that of the liquid medicine is adopted, the vortex effect formed by the conical middle cavity is matched, visual detection of the flowing state of the liquid medicine is achieved, when the liquid medicine flows through at a low speed, vortex formed in the middle cavity can push the display floating sheet to continuously and stably rotate, and the detection accuracy is improved. Relative movement of the indication mark can be observed through the light-transmitting material, and when abnormal conditions such as blockage of the pipeline occur, flowing of the liquid medicine is stopped, the display floating sheet statically suspends, the flowing condition of the liquid medicine can be judged, and clinical nursing efficiency is improved.

The utility model relates to the technical field of intravenous infusion needles, and discloses an anti-loosening safe intravenous infusion needle which comprises an infusion needle body, and the infusion needle body comprises a needle head and a needle handle. The end, where the needle head is located, of the protective tube is connected to the fixing ring outside the rubber part on the infusion apparatus in a sleeving mode, then the protective tube and the outer wing of the fixing ring are fixed through the buckle assembly, and after fixing is completed, the sliding block is rotated to cancel limiting on the wing of the needle handle, and the needle handle is pushed; when the infusion needle is used, the needle handle slides forwards in the strip-shaped opening and drives the needle head to be inserted into a rubber part of the infusion apparatus, finally the sliding block is pushed, the sliding block limits a handle wing of the needle handle, the whole arrangement enables the needle head of the infusion needle to be not prone to loosening after being inserted into the rubber part of the infusion apparatus, and meanwhile the needle head of the infusion needle cannot puncture people when not used or used. The whole device is simple in structure and convenient for operators to use.

An inserter assembly comprising a first unit including a skin contacting face which surrounds an opening and a second unit housed within the first unit. The second unit comprises an infusion set base disposed within the opening and having a bottom face which is substantially level with the skin contacting face and covered at least partially with adhesive and further comprising a spring biased insertion assembly. The second unit further comprising a cannula sub assembly carried by an insertion sharp of the insertion assembly. The spring biased insertion assembly and a cannula of the cannula sub assembly are driven into skin and the cannula sub assembly is coupled into the infusion set base by an insertion spring which is released from an energy storing state after the skin has been tugged upward beyond a certain distance by the adhesive as the inserter assembly is withdrawn from the body.

The utility model discloses an air leakage detection device of a disposable infusion apparatus, and relates to the technical field of detection devices. The infusion apparatus comprises a detection table, vertical plates are symmetrically arranged at the top of the detection table, sealing plugs are installed between the two vertical plates, an infusion apparatus body is arranged between the two sealing plugs, an inflation pump is fixedly connected to the top of the detection table, and the output end of the inflation pump penetrates through the vertical plate on one side and is communicated with the sealing plugs. The outer side of the vertical plate on the other side is provided with a barometer, the barometer is communicated with the sealing plug, the top of the detection table is fixedly connected with a control panel, the outer sides of the vertical plates are provided with reinforcing mechanisms, and a handle is rotated to drive a clamping block to move downwards to clamp the sealing plug, so that clamping and fixing of the sealing plug are achieved. And the stability of the sealing plug during detection is improved.

An inserter assembly comprising a first unit including a skin contacting face which surrounds an opening and a second unit housed within the first unit. The second unit comprises an infusion set base disposed within the opening and having a bottom face which is substantially level with the skin contacting face and covered at least partially with adhesive and further comprising a spring biased insertion assembly. The second unit further comprising a cannula sub assembly carried by an insertion sharp of the insertion assembly. The spring biased insertion assembly and a cannula of the cannula sub assembly are driven into skin and the cannula sub assembly is coupled into the infusion set base by an insertion spring which is released from an energy storing state after the skin has been tugged upward beyond a certain distance by the adhesive as the inserter assembly is withdrawn from the body.

The invention provides a dripping speed detection and alarm device for an infusion apparatus, and belongs to the technical field of medical instruments. The device comprises a fixing frame, a clamping assembly is installed on one side of the fixing frame, the clamping assembly is used for clamping a drip cup part on an infusion tube, the clamping assembly comprises two clamping plates, and a piezoelectric sensor is embedded in the inner wall of one clamping plate; a spring rope is fixedly installed at the lower end of the fixing frame, a connecting block is fixedly installed at the lower end of the spring rope, a single-chip microcomputer is installed on the upper side in the connecting block, and the piezoelectric sensor is connected with the single-chip microcomputer through a wire. A cavity is formed in the lower side in the connecting block, a trigger assembly is installed in the cavity, the single-chip microcomputer is in linkage with the trigger assembly, and first switches are fixedly installed at the two ends of the inner wall of the cavity; an alarm is fixedly mounted at the upper end of the connecting block; a body temperature detection assembly is installed at the lower end of the connecting block and is in linkage with the triggering assembly. The dripping speed of the liquid medicine or the detected body temperature can trigger the first switch, so that the alarm gives an alarm to remind to adjust the dripping speed, and the risk is reduced.

The utility model relates to a fixing device of an infusion connector. The fixing device comprises a dressing body used for wrapping the infusion connector and a fixing body used for fixing the dressing body. Wherein one end face of the fixing main body is connected with the dressing main body, and a first bonding layer is arranged on the inner surface of the fixing main body; a fixing band is arranged on the outer surface of the dressing main body, and is used for fixing an infusion connector which is wound and fixed by the dressing main body and the fixing main body on the skin of a patient; the medical dressing has the advantages that the medical dressing is simple in structure and high in practicability, the infusion connector wrapping step is simplified through the arrangement of the fixing main body and the dressing main body, the overall wrapping is attractive, the workload of medical staff is reduced, the working efficiency is improved, meanwhile, the doctor-patient contradiction is reduced, and the patient comfort is improved.

The invention provides multi-cavity injection molding equipment for integrated forming of a drip chamber and a pipeline of an infusion apparatus, relates to the technical field of injection molding equipment, and adopts a first hydraulic cylinder to drive a moving seat to complete high-precision mold closing. And in the mold after mold closing, a second hydraulic cylinder and a third hydraulic cylinder drive mold cores to be in place in parallel, specifically, the second mold core penetrates through a hot melting cavity, an inlet of the second mold core is accurately blocked in a conical surface sealing mode, and an injection molding space is divided into an independent drip chamber forming cavity and an independent pipeline forming cavity. Then, the two independent feeders synchronously inject polyethylene and polyvinyl chloride melts. And after injection molding is completed, the equipment sequentially carries out cooling, depoling and local hot melting. The hot melter carries out secondary heating fusion on the junction area of the drip chamber and the pipeline in the mold, and an integrated product with high strength and high sealing performance is formed. All actions are coordinated by a control box through pre-programming logic, and closed-loop control is performed by combining a pressure sensor, a stroke sensor and a temperature sensor, so that independent injection molding and reliable fusion are ensured.

The medical tubing may have a continuous inner layer with a continuous outer layer thereon, where the inner layer comprises a polyolefin, such as polyethylene or polypropylene or a functionalized polyolefin. The outer layer may include a thermoplastic polymer, for example, including one or more or a mixture of a thermoplastic polyurethane (TPU), a thermoplastic olefin (TPO), a thermoplastic elastomer (TPE), a styrene-containing thermoplastic elastomer (S-TPE), a polyolefin elastomer (POE), a styrene block copolymer (SBC). Advantageously, the outer layer and / or the inner layer do not comprise polyvinyl chloride. Such tubing may be readily solvent bonded to a medical connector and used with an infusion kit.

The utility model provides a floater for a drip chamber of a self-liquid-stopping infusion apparatus, which comprises a cylindrical body, and a plugging surface for plugging a liquid outlet of the drip chamber is arranged at the lower part or the lower part of the body; and a spiral blade is arranged on the side surface of the body. Due to the fact that the spiral blade is arranged on the side face of the body, when liquid medicine drips from the liquid inlet dropper of the drip chamber and flows to the spiral blade on the floater, the floater can rotate, and the liquid medicine in the drip chamber can float smoothly when reaching the theoretical liquid level height.

The utility model discloses a hepatobiliary double-headed infusion apparatus, which relates to the technical field of medical infusion apparatuses, and comprises a first liquid inlet tube, a second liquid inlet tube, a conduit, two temporary storage buckets, a first liquid inlet tube, a second liquid inlet tube, a second liquid inlet tube, a second liquid inlet tube, a second liquid inlet tube, a third liquid inlet tube and a fourth liquid inlet tube, the two temporary storage hoppers are respectively communicated with the first liquid inlet pipe and the second liquid inlet pipe; the detection assembly is mounted on the outer surfaces of the dripping bucket and the temporary storage bucket, and the detection mechanism is used for detecting liquid level changes in the dripping bucket and the temporary storage bucket; and the control mechanism is arranged above the temporary storage hopper, and the control mechanism comprises a control assembly and a stopping assembly. Through the arrangement of the detection assembly and the control mechanism, after one bottle of liquid medicine is completely infused, another bottle of liquid medicine can be automatically infused for a patient, and therefore the problem that the infusion bottle cannot be replaced in time when the patient lacks action force and is unattended is solved.

The invention belongs to the technical field of infusion apparatuses, and relates to an infusion apparatus capable of preventing large blood return of an infusion tube. Comprising a puncture needle, an upper connecting tube, a communicating shell, a first fixing shell, a second fixing shell, a lower connecting tube and an infusion needle which are fixedly connected and communicated in sequence, the lower connecting tube is provided with a flow regulator, a guide frame is fixedly connected in the first fixing shell, and a sliding seat is slidably connected in the first fixing shell in a sealed mode; the guide frame is located between the communicating shell and the sliding seat, the sliding seat is provided with a circulating opening and a blocking ball, the blocking ball is used for blocking the circulating opening of the sliding seat, and the guide frame is used for limiting the height of the blocking ball. The movable sliding seat and the blocking ball are arranged in the drip chamber, so that smoothness is kept during normal infusion; when backflow occurs, reverse liquid flow pushes the plugging ball to move upwards and be tightly attached to the guide frame, the circulation channel is automatically closed, and blood backflow is prevented.

This invention relates to a detection method, apparatus, medium, and equipment for the production of enteral nutrition infusion sets. The method includes acquiring an initial set of detection data during the manufacturing process, including continuous image sequences acquired by optical inspection equipment and dynamic pressure data sequences recorded by pressure sensors. Hierarchical feature analysis is then performed to generate a composite defect feature set. Based on this set, a defect classification model is invoked to generate defect type labeling results, indicating the failure mode category and defect spatial location information. Further, adaptive adjustment of production parameters is performed to generate a set of process optimization parameters, and the production line is reactivated for secondary detection and verification. This allows for comprehensive and accurate detection of various defects in the enteral nutrition infusion set production process, automatic adjustment of production parameters to optimize the production process, effectively reducing the defect rate and improving production quality.

The utility model discloses a medical infusion rod structure with an improved structure, which comprises a telescopic support rod, a hook, a lighting lamp, a warning lamp and an alarm, a connector is arranged at the bottom of the telescopic support rod, and an external thread is arranged on the outer side wall of the connector. The telescopic supporting rod is detachably and movably connected to the medical flatcar in a screwed mode through the connector. The number of the hooks is two, the hooks are fixedly arranged at the upper end of the telescopic supporting rod in a bilateral symmetry mode, an elastic buckle is arranged on each hook in a connected mode, and the elastic buckles and the hooks are movably clamped in a matched mode. According to the telescopic infusion support, telescopic installation and use of the infusion rod can be achieved, an infusion bag, an infusion apparatus and an infusion tube can be effectively fixed and prevented from shaking or falling off in the moving process, meanwhile, the lighting and warning functions can be achieved, and the safety of moving and conveying is improved.

The invention relates to an infusion monitoring device (7) for monitoring a gravity infusion therapy, in particular the infusion rate of the gravity infusion therapy, comprising a housing (8), which has a cutout (10) for receiving a drip chamber (5) of an infusion set (2), the cutout extending continuously through the infusion monitoring device (7) along a central cutout axis (13) extending in the direction of gravity. The housing (8) has a first and a second horizontally extending guide structure (14.1,14.2), which are in the form of guide rails (9) and each of which adjoins one side of the cutout (10) and extends through the housing (8) perpendicularly to the central cutout axis (13). The first guide structure (14.1) has a holding mechanism in the form of a flexible component (12), in particular in the form of a spring-biased projection, which is provided and designed to block or release the guide rail (9) of the first guide structure (14.1). The invention also relates to a medical infusion system.

An infusion apparatus winding device comprises a machine frame, a plurality of evenly-distributed stand columns are arranged on the outer edge of the lower surface of the machine frame, and a material clamping mechanism is arranged on the front portion of the machine frame. A winding mechanism is arranged under the material clamping mechanism. A front feeding mechanism is arranged in the middle of the rack; a rear feeding mechanism matched with the front feeding mechanism is arranged at the rear part of the rack; when the front feeding mechanism transfers a drip cup of the disposable infusion apparatus to the clamping mechanism, the rear feeding mechanism is clamped on a hose of the disposable infusion apparatus; and the clamping mechanism, the front feeding mechanism and the rear feeding mechanism can move back and forth and lift up and down. According to the infusion apparatus winding device, it can be guaranteed that the disposable infusion apparatus can be stably wound into a circle, the loosening situation is avoided, and the situation that components of the disposable infusion apparatus collide with one another in the winding process can be effectively avoided.

The invention relates to a disposable infusion apparatus without a bonding reagent, which comprises a bottle stopper puncture outfit, a plastic soft elastic tube, a drip chamber, a precise dosing filter, a sensitive blood return device, a spiral two-way joint and an intravenous infusion needle, and further comprises a welding outer ring and a medicine outlet support column, the medicine outlet supporting columns are arranged on injection molding piece connecting ports of the bottle stopper puncture outfit, the drip chamber, the precise medicine adding filter, the spiral two-way connector, the sensitive blood return output end and the intravenous infusion needle respectively, and the welding outer rings are concentrically arranged on injection molding pieces corresponding to the outer side ends of the corresponding medicine outlet supporting columns in a sleeving mode. The welding outer ring and the protruding edges are additionally arranged on the injection molding part, during physical welding, the outer side end of the welding outer ring is folded inwards, so that the V-shaped opening is closed, the staggered meshing teeth are meshed together, and the plastic soft elastic tube is tightly welded and fixed to a connector of the injection molding part, and the deformation problem of thermal compression welding of the connector of the injection molding part is solved; and the safety risk of machinery caused by seepage of bonding reagent substances is avoided.

The micropore precision filter structurally comprises a lower cover, a liquid outlet pipe, a protruding block, an air outlet hole, an upper cover and a liquid inlet pipe, the liquid outlet pipe and the lower cover are of an integrated structure, the air outlet hole penetrates through the top of the protruding block, the liquid inlet pipe is communicated with the protruding block, and the protruding block and the upper cover are of an integrated structure; the lower cover comprises a communicating hole, a filter membrane supporting block and a partition plate, the communicating hole penetrates through the partition plate to be communicated with the liquid outlet pipe, the filter membrane supporting block is fixed to the outer surface of the partition plate and used for supporting a filter membrane, gas existing in the upper cover is exhausted through the gas outlet hole, and in the liquid conveying process, the inclination angle of the interior of the downward flowing channel and the inclination angle of the communicating hole are different. The liquid can be assisted in guiding and flowing in the specified direction by the aid of the through holes, the partition plates shield the space between the containing grids and the liquid outlet, a large amount of liquid is collected in the containing grids, and the liquid can only be uniformly and orderly conveyed through the through holes.

A wearable infusion pump assembly includes a reservoir for receiving an infusible fluid, and an external infusion set configured to deliver the infusible fluid to a user. A fluid delivery system is configured to deliver the infusible fluid from the reservoir to the external infusion set. The fluid delivery system includes a volume sensor assembly, and a pump assembly for extracting a quantity of infusible fluid from the reservoir and providing the quantity of infusible fluid to the volume sensor assembly. The volume sensor assembly is configured to determine the volume of at least a portion of the quantity of fluid. The fluid delivery system further includes a first valve assembly configured to selectively isolate the pump assembly from the reservoir, and a second valve assembly configured to selectively isolate the volume sensor assembly from the external infusion set.

The utility model provides an arterial pressure monitoring transfusion connector. The arterial pressure monitoring transfusion connector comprises a first sleeve and a second sleeve, the first sleeve is halved into a left half first sleeve and a right half first sleeve, and the left half first sleeve and the right half first sleeve are connected with each other through a buckle; the second sleeve is divided into a left-half second sleeve and a right-half second sleeve in half, the top of the side wall of the left-half second sleeve is hinged to the bottom of the side wall of the left-half first sleeve, the top of the side wall of the right-half second sleeve is hinged to the bottom of the side wall of the right-half first sleeve, and the left-half second sleeve and the right-half second sleeve are mutually connected through a magnetic attraction device; a first through hole is formed in the center of a top plate of the first sleeve; a second through hole is formed in the center of a bottom plate of the second sleeve; and an observation window is formed in the side wall of the second sleeve. The infusion set solves the technical problems that in the prior art, connection between a needle head of an infusion set and an infusion bag is disengaged, and the fixing efficiency is low.

The invention belongs to the technical field of medical instruments, and particularly relates to an infusion air supply device. The invention aims to provide an infusion air supply device which is composed of a compressed air storage tank, a soft air bag, a filter membrane, a puncture needle, a protective sleeve, a pipeline and a clamp, compressed sterile clean air is stored in the compressed air storage tank, and an air inlet device and a separated air inlet device on a disposable infusion apparatus (air inlet gravity infusion type) can be replaced. When the infusion air supply device is used, the easily-folded thin tube with the closed end, inserted into the soft air bag, on the compressed air storage tank is broken firstly, compressed sterile clean air is input into the soft air bag, an air inlet device on the disposable infusion apparatus (air inlet gravity infusion type) is closed by medical staff before infusion, then a puncture needle on the infusion air supply device is inserted into an infusion bottle, and then the infusion air supply device is closed. During infusion, a clip on a pipeline of the infusion air supply device is opened, and when the pressure of air in an infusion bottle is lower than the atmospheric pressure, sterile clean air in the soft air bag automatically enters an infusion system to be supplemented, so that closed normal gravity infusion is realized in the whole process, and adverse events of infusion can be reduced.