18 results about "Air embolism" patented technology

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 the field of clinical nursing equipment, in particular to a clinical nursing potential safety hazard analysis and early warning device which comprises a storage supporting box, a fixing plate is fixedly connected to the rear end of the storage supporting box, and an overall fixing supporting piece is fixedly connected to the outer side of the fixing plate through bolts. The front end of the overall fixing supporting piece is connected with a plurality of sets of hanging storage assemblies, the interior of the storage supporting box is connected with an article storage assembly, and the front end of the storage supporting box is connected with an infusion monitoring assembly. By using the infusion monitoring assembly, the situation of liquid medicine is monitored in real time, and air embolism caused by air entering blood vessels is avoided; the monitoring watch is arranged on the wrist of a patient in a sleeving mode, the body temperature, the blood pressure and the heart rate of the patient are monitored in real time, and potential safety hazards can be analyzed and early warned in time; through the design that the limiting disc is detachably connected to the outer side of the mounting block, the patient can conveniently move, and the use flexibility of the patient is improved.

The utility model discloses a filter cover plate structure, include: the lower cover body of constitution has the accommodating space and the upper cover body of cooperation and connection with lower cover body, the accommodating space is used for constituting the liquid medicine storage processing area, including upper end processing area and lower end processing area, the first support of bearing diaphragm is provided in the upper end processing area, the second support of bearing diaphragm is provided in the lower end processing area, the height of first support is higher than the height of second support, to make liquid medicine storage processing area form the hierarchical distribution on space. Through above -mentioned mode, the utility model discloses a filter cover plate structure can provide stable and reliable support for filter membrane and breathable membrane, effectively avoid the occurrence of filter membrane and breathable membrane deformation, can smoothly and efficiently filter liquid medicine, exhaust gas, avoid air embolism, ensure infusion safety.

The invention discloses a self-exhaust hysteroscope washing tube device which comprises a catheter, an automatic exhaust valve, an adjuster, a connector port and a uterus connecting and expanding machine. The catheter is in through connection with the uterine distention receiving machine, an automatic exhaust valve is connected to the catheter, an adjuster is arranged on the catheter located at the bottom of the automatic exhaust valve, the catheter located at the bottom of the adjuster is connected with a connector port, the adjuster is of a T-shaped structure, notches are formed in the upper side and the lower side of the adjuster, the catheter penetrates through the two notches, and the catheter is connected with the connector port. Sliding grooves are formed in the two sides of the adjuster, and a rolling wheel is connected between the two sliding grooves in a rolling mode. Compared with the prior art, the hysteroscope flushing device has the advantages that a hysteroscope can be conveniently flushed, air in the hysteroscope can be conveniently exhausted, air embolism is avoided, and the workload is reduced.

The invention relates to the technical field of medical care, in particular to a device for exhausting air in an infusion tube of an infusion bottle in the medical care process, which comprises a shell, a reciprocating motor is mounted on one side of the shell, an elastic sheet is fixedly connected to the telescopic end of the reciprocating motor, a groove is formed in the outer side wall of the shell, and the elastic sheet is fixedly connected to the telescopic end of the reciprocating motor. A storage battery is installed on the other side of the shell, four connecting plates are symmetrically and fixedly connected to the top of the shell, a top plate is fixedly connected to the tops of the connecting plates, and a limiting groove is formed in the upper surface of the top plate; through the synergistic effect of elastic piece knocking and ball and arc-shaped block squeezing, air in an infusion tube can be efficiently exhausted, bubble residues are reduced, the air embolism occurrence risk is reduced, infusion safety of a patient is guaranteed, a traditional manual exhaust mode is replaced, automatic operation is achieved, the operation time of medical staff is saved, and the safety of the patient is improved. Especially under the scene that the number of patients is large and the nursing task is heavy, the working efficiency can be remarkably improved, and the burden of medical staff is relieved.

The invention relates to the technical field of medical assistance, and discloses a thyroid ablation operation isolating and cooling device which comprises a three-way valve, an injection assembly is arranged on the right side of the three-way valve, an infusion tube is in threaded connection with the side, away from the injection assembly, of the three-way valve, and an infusion needle is detachably connected to the end, away from the three-way valve, of the infusion tube. The rear end of the three-way valve is detachably connected with a dual-purpose pipeline assembly, the middle of the top end of the three-way valve is rotationally connected with a rotating shaft, the top end of the rotating shaft is fixedly connected with a connecting block, a tooth ring groove is formed in the top end of the connecting block, a spline hole is formed in the middle of the top end of the connecting block, and an arc groove is formed in the top end of the connecting block. According to the invention, through self-locking of the three-way valve and self-destruction of the T-shaped rotating handle, secondary utilization of the three-way valve is prevented; meanwhile, the liquid medicine flows into the infusion tube through the connecting tube, the flow rate changes at the three-way valve connected with the infusion tube, and bubbles are compressed and eliminated under high pressure and are prevented from entering the body of a patient to generate aeroembolism.

The utility model relates to the technical field of medical systems, solves the technical problems that in the prior art, the temperature of liquid medicine cannot be adjusted, and the remaining amount of the liquid medicine cannot be monitored in time and pre-warned, and particularly relates to an automatic alarm intelligent infusion control device and a system thereof. The device comprises a power key used for starting the drip control device, a face shell and a bottom shell used for protecting the drip control device, a control mechanism is arranged on the top face of the bottom shell, the control mechanism comprises a processing assembly, and the processing assembly comprises a control antenna fixedly connected to the top face of the bottom shell. According to the infusion alarm, the remaining amount of liquid medicine is detected through the liquid medicine early warning circuit, and after the remaining amount of the liquid medicine is reduced to a certain amount, air embolism and local stabbing pain of a patient at the infusion position due to insufficient liquid medicine can be prevented, and the infusion alarm can be achieved. And the working efficiency of medical staff can be improved, and the medical experience of the patient is improved.

The utility model discloses an infusion extension tube with a liquid medicine filter, which relates to the technical field of multi-channel infusion equipment and is characterized in that the infusion extension tube comprises the liquid medicine filter, an infusion hose, a 6% Luer inner cone locking connector and a 6% Luer outer cone locking connector. The liquid medicine filter comprises a liquid inlet end and a liquid outlet end; the infusion hose is connected with the liquid inlet end and the liquid outlet end of the liquid medicine filter; the 6% Luer inner cone locking connector is connected with one end of the infusion hose at the liquid inlet end of the liquid medicine filter, and the 6% Luer inner cone locking connector can be connected with a plurality of groups of administration tee joints and vein infusion apparatuses; the 6% Luer outer cone locking connector is connected with one end of the infusion hose at the liquid outlet end of the filter, and the 6% Luer outer cone locking connector can be connected with a venous indwelling needle. In the process of rapid fluid infusion, blood transfusion and rapid drug administration through the drug administration tee joint, the infusion extension tube with the liquid medicine filter has the advantages of being capable of filtering foreign matter, impurities and air in liquid, preventing the foreign matter and the impurities from entering blood to cause injury to a human body and preventing air from entering blood to form air embolism.

This invention provides a hysteroscopic irrigation pressurization device, including a pressurizer and an air detector. The pressurizer includes a pressurizing component, a fixing component, a mounting bracket, and a processor. The pressurizing component is connected to a drive motor. The pressurizing component is used to accelerate the flow of liquid through the connecting tube connected to the infusion tubing. The fixing component is used to stabilize and fix the connectors at both ends of the connecting tube. The mounting bracket is used to fix the air detector. The processor includes a signal receiving module and a control module. The air detector includes a detection part and a clamping part, which can be clamped onto the infusion tubing to detect the inside of the infusion tubing. The detection part is equipped with a detection module and a signal transmission module, which transmits the detection results of the detection module to the signal receiving module of the pressurizer through the signal transmission module, realizing the start / stop operation function of the drive motor, and avoiding uterine air embolism caused by continuing to pressurize when the infusion bag and infusion tubing are empty.

According to the ultrasonic imaging method and the ultrasonic equipment, bubbles in a target area of an ultrasonic image are detected, a bubble detection result is determined, whether an aeroembolism risk exists or not is judged according to the bubble detection result, and when it is judged that the aeroembolism risk exists, a user is prompted; the bubble level in the target area can be automatically given, and the user is prompted when the air embolism risk exists, so that automatic monitoring of the bubbles in the target area is realized.

The invention provides a vascular intervention surgical robot and a method for monitoring bubbles in a multi-ported valve of the vascular intervention surgical robot, and relates to the technical field of vascular intervention. The method comprises the following steps: acquiring an original image of a multi-way valve in a vascular interventional operation process; performing graying processing on the single-frame RGB image of the multi-ported valve to obtain a grey-scale map; performing edge extraction processing on the grey-scale map to obtain an edge feature map; performing color space conversion on the single-frame RGB image of the multi-ported valve to obtain a single-frame HSV image; pixel information of a V channel in the single-frame HSV image is extracted; judging a lumen region based on pixel information of a V channel in the extracted single-frame HSV image; on the basis of the edge feature map and the pipe cavity area, the occurrence condition of bubbles in the multi-way valve is judged; on the basis of the judged bubble occurrence condition in the multi-way valve, a bubble occurrence prompt is selectively sent out, so that a doctor can find bubble generation in time in the operation process and make corresponding treatment in time, and the operation risk caused by air embolism is avoided.

The invention relates to the technical field of infusion control systems, and provides a multi-channel intelligent infusion control system and method.In the multi-channel intelligent infusion control system, a central control unit cooperates with a liquid level detection module, an electric control switch valve and a dripping speed control module on each infusion channel; the technical problems that an existing infusion device cannot automatically recognize multiple bottles of liquid medicine, cannot conduct seamless switching in sequence and depends on manual intervention are effectively solved. The system can automatically identify the number and the positions of connected infusion bottles based on liquid level feedback, intelligently open a current channel and close other channels according to a preset sequence, cut off the current channel in time before liquid medicine is completely infused so as to prevent air from entering, and synchronously switch to a next infusion channel, so that unattended multi-bottle continuous infusion in the whole process is realized; the risk of air embolism is thoroughly avoided, the workload of frequent inspection and manual bottle replacement of nurses is remarkably relieved, and infusion safety, continuity and patient experience are improved.

According to the intelligent infusion management system and method based on AI analysis, advanced technologies such as the Internet of Things and artificial intelligence are applied, and the real-time, accurate and closed-loop intelligent infusion management system is constructed. Through automatic real-time monitoring and intelligent early warning, immediate intervention is performed before serious risks such as medicine errors, out-of-control dripping speed, air embolism and liquid medicine exosmosis occur, and preventive medical accidents are completely eradicated; secondly, nursing productivity is deeply liberated, invalid working hours and physical and mental burdens are reduced, precious time and professional ability of the patient return to core nursing values such as patient evaluation, personalized care and health guidance, and nursing quality and occupational satisfaction are improved; and finally, the management lean and the decision-making intelligence are driven, and a solid data foundation is provided for accurately scheduling resources (manpower, medicines and consumables), optimizing the working process, continuously improving the quality and coping with potential disputes through full-process automatic data acquisition, analysis and tracing.

The invention relates to the field of infusion, and discloses an infusion auxiliary device capable of collecting waste liquid. The device comprises a base, an infusion bag, a waste liquid collecting bottle and a liquid dropping cavity, the bottom end of the infusion bag is connected with the liquid dropping cavity through an infusion tube, the surface of one side of the liquid dropping cavity is connected with the waste liquid collecting bottle through a connecting tube, an upper connector and a lower connector are arranged at the upper end and the lower end of the liquid dropping cavity, and the upper connector and the lower connector are Luer connectors. An anti-reflux valve is arranged between the liquid dropping cavity and the lower connector, an exhaust assembly is arranged on the surface of the end, located in the liquid dropping cavity, of the connecting pipe, the infusion bag is connected with the liquid dropping cavity through an infusion pipe to provide a source for liquid medicine conveying, and the liquid dropping cavity serves as a liquid medicine transfer and observation core and is matched with the connecting pipe to achieve communication with a waste liquid collecting bottle. The problem of collection of residual liquid medicine and blood in the pipeline after infusion is solved, environmental pollution and treatment troubles are avoided, air in the pipeline can be exhausted through the exhaust assembly, and the risk of air embolism is avoided.

The present invention provides a continuous detection device for aniline compounds in water, comprising an air chamber and an extraction tube. During an extraction operation, the negative pressure in the air chamber causes a liquid sample in the extraction tube to flow into a collection tube after passing through an adsorbent, and the liquid level of the liquid sample in the extraction tube gradually decreases, causing a sealing disk to gradually switch from an open state to a closed state, and the internal space of the extraction tube to gradually switch from a non-sealed state to a sealed state, thereby preventing dust particles in the air from entering the extraction tube, causing some dust particles and target objects to coexist on the adsorbent, thereby ensuring the purity of the target object during elution and collection; sealing the extraction tube can also prevent the liquid sample in the extraction tube from flowing out due to operational errors and other reasons, thereby preventing air from entering the adsorbent layer to form air embolism and affecting the solid-phase extraction process.

This invention provides a medical interventional catheter, comprising a first expandable body, a second expandable body, and a main body. Both the first and second expandable bodies are disposed at the distal end of the main body, with the first expandable body located inside the second expandable body. A first space is formed between the outer surface of the first expandable body and the inner surface of the second expandable body. The contrast agent disclosed herein is filled within the double-layered nested expandable body, facilitating observation of the expandable bodies' state within the body via a display device. This floating catheter is effectively compatible with existing contrast agents, reducing the learning curve for operators. In the event of accidental rupture of the first expandable body, the gas inside can enter the second expandable body, preventing direct gas entry into the bloodstream and mitigating the risk of air embolism, thus improving catheter safety.

The application discloses a hemodialysis circulating pipeline, which comprises an arterial pipe and an arterial pot installed on one side of the arterial pipe, the outer wall of the arterial pipe is uniformly connected with a plurality of auxiliary pipes, the top end of the auxiliary pipe is provided with a sealing mechanism, and a buffer pot is installed on the top of the auxiliary pipe for reducing instantaneous impact during liquid supplementing, and the application relates to the technical field of dialysis pipeline. The hemodialysis circulating pipeline has the advantages that the joint anti-loosening performance is improved compared with the traditional conical surface friction joint through the triple anti-loosening mechanism of the axial thread fastening of the external connection fixing mechanism, the end surface elastic sealing and the anti-skid point static friction, the joint effectively resists the low-frequency vibration of a dialysis machine and the continuous pulling of a patient, and the double structure of the elastic clasp axial locking and the steering protrusion circumferential locking of the steering limiting mechanism is matched, the joint anti-pulling-off force is further improved, the serious safety hazards such as blood leakage and joint collapse are fundamentally eliminated, and the risks of patient blood loss and air embolism are avoided.

The utility model discloses an anti-backflow multi-way tube for infusion, and relates to the technical field of medical equipment. In order to solve the problems that in the prior art, an anti-backflow structure and a filter are lacked, and the flow speed of liquid in a branch pipe is low, the anti-backflow multi-way pipe for infusion is mainly structurally characterized by comprising a main pipe used for infusion or blood transfusion and at least one branch pipe connected with the side portion of the main pipe and used for infusion. The three-way connectors correspond to the branch pipes and are arranged on the main pipe, and the branch pipes are communicated with the main pipe through the three-way connectors; the branch pipe is communicated with the main pipe through the three-way pipe joint, and the pipe diameter of the branch pipe is the same as that of the main pipe, so that the cross section of the branch pipe cannot be reduced, and the flow speed of liquid in the branch pipe cannot be reduced; the anti-reflux device is arranged on the branch pipe, so that the medicine is prevented from reversely flowing into the infusion bag; a liquid medicine filter used for filtering bubbles and tiny glass fragments difficult to perceive by naked eyes is arranged on the branch pipe, so that air embolism or danger is avoided.