13 results about "Infusion technique" patented technology

The invention discloses a multi-cavity micro-fluidic chip level instant-preparation infusion device, and belongs to the technical field of medical infusion. The micro-fluidic chip comprises a micro-fluidic chip main body, a driving assembly, a temperature control assembly and a connecting assembly, a cover plate of the micro-fluidic chip main body is hermetically attached to a chip substrate, the chip substrate is provided with independent liquid storage chambers, a micro-mixing flow channel and a liquid outlet chamber, each liquid storage chamber is communicated with the micro-mixing flow channel through the micro-flow channel, and the top of each liquid storage chamber is provided with a liquid inlet interface and a sealing plug; a micropump of the driving assembly provides driving force for the liquid storage chamber, and the control module regulates and controls the micropump and the control valve; a heating piece of the temperature control assembly is attached to the top of the chip substrate, and a temperature sensor is embedded into the chip substrate and is close to the liquid storage chamber; a liquid outlet connector of the connecting assembly is arranged on the cover plate, communicated with the liquid outlet cavity and used for being in butt joint with an external liquid conveying pipeline. Accurate proportioning, instant mixing and sterile infusion of multi-component medicine are achieved, and the infusion device is small in size, easy and convenient to operate and suitable for clinical first aid, precise medical treatment and other scenes.

The utility model discloses a pediatric infusion arm sleeve, which relates to the technical field of pediatric infusion, and comprises a placing seat, a fixing plate is detachably mounted in the top surface of the placing seat, a positioning groove is formed in the top surface of the placing seat, and the acupuncture position of the arm of a child is fixed on the fixing plate through glue. Positioning of the fixing plate is completed through the positioning groove formed in the top face of the containing base, fixing of the fixing plate in the positioning groove is completed under the cooperation of the fixing pieces installed on the two sides of the fixing plate and the corresponding positioning assemblies, and after the fixing plate is installed and fixed in the containing base, closed fixing of the protective sleeve on the containing base is completed. The protection sleeve is matched with the fixing plate to complete protection of the needle inserting position of the arm of the child, and the situation that the needle inserting position of the arm of the child is collided, a needle head falls off, and swelling and swelling are caused is avoided; the needle inserting position of the arm of the child is prevented from being collided through cooperation of a ventilation groove, a groove body, a through groove and a first ventilation hole and a second ventilation hole formed in the surface of the protection sleeve; and the air permeability of the arm fixing part when the child wears the device and the wearing comfort are improved.

This invention discloses an infusion control device, relating to the field of infusion technology. The device includes a controller body for controlling the infusion flow through an infusion tube. The controller body has a display screen, and a slot is formed on one side of the controller body. A C-shaped mounting cylinder is fitted inside the slot, and the infusion tube passes through the C-shaped mounting cylinder. During use, the infusion control device of this invention, through the cooperation of a flow rate control component, a drive component, an adjustment component, and a transmission component, can flexibly adjust the flow rate of the liquid inside the infusion tube and heat the liquid to different degrees to achieve a more comfortable infusion effect. Furthermore, when heating the liquid inside the infusion tube, it can adaptively offset the influence of temperature changes on the infusion trend according to the actual heating state, reducing deviations in flow rate control and facilitating stable infusion use.

The utility model discloses an infusion flow control valve, relates to the technical field of medical infusion, and aims to solve the problems that an infusion tube with a fixed diameter can only be adjusted by the same control valve, when infusion tubes of different models need to be used, the models are not matched, and a worker needs to take the control valve with the matched model again. If the number of the control valves is not enough, the infusion progress of the patient can be affected. The clamping device comprises a shell, a clamping piece and an adjusting piece, the adjusting piece comprises a one-way ball screw rotationally connected to the inner side wall of the shell, the periphery of the outer side of the one-way ball screw is sleeved with an adjusting sleeve block, a rotating block is arranged on the outer side wall of the shell, and the end, away from the one-way ball screw, of the adjusting sleeve block is connected with a resistance round block; a connecting block is connected to the center of the side, away from the adjusting sleeve block, of the resistance round block, control valves capable of being matched with infusion tubes of different models are formed, and workers can replace the infusion tubes of different models conveniently.

The present application relates to the technical fields of deep vein catheterization infusion, in particular to a constant temperature control speed device for deep vein catheterization infusion, comprising an infusion catheter head and an infusion tube, one side of the infusion catheter head is fixedly connected with one end of the infusion tube. The present application sets a piston frame structure with spiral flow guide grooves inside the infusion tube, changes the fluid dynamics behavior of traditional plunger type propulsion, when the piston frame reciprocates, the liquid medicine forms spiral jet flow under the guidance of the spiral flow guide grooves, forced fluid generates circumferential rotation, effectively destroys the stationary state of the pipe wall boundary layer, converts the axial thrust into rotational shear force, not only reduces the flow resistance, but also eliminates the stagnant zone at the front end of the piston, realizes uniform delivery of the whole cross section, makes the liquid medicine always maintain a dynamic mixing state during the pushing process, avoids density stratification and sedimentation, especially suitable for the infusion of fat emulsion, amino acid and other easily separated nutrient solutions, greatly improves the stability of the infusion.

The utility model discloses a multifunctional infusion pillow, which belongs to the technical field of intravenous infusion, and comprises a plurality of pillow pads, a pillow body and a support plate, two ends of each pillow pad are respectively provided with a secondary magic tape and a first primary magic tape, the upper end face of the pillow body is provided with two second primary magic tapes, and the outer side of the pillow body is provided with a support silica gel body. A rectangular groove is formed in the upper portion of the supporting silica gel body, a waterproof heat conduction layer, an anti-radiation layer, a heating wire layer, a warm-keeping insulating layer and a temperature sensor are sequentially arranged in the rectangular groove from top to bottom, the heating wire layer can make a patient feel comfortable through heating, blood vessel filling can be further facilitated, the supporting silica gel body and the pillow body have the same softness, and therefore the patient can feel comfortable. The multi-pillow-cushion blood sampling and puncturing device has the advantages that the multi-pillow-cushion blood sampling and puncturing device can better adapt to the hands of patients, the multi-pillow-cushion can be quickly and conveniently replaced under the action of the son hook-and-loop fasteners, the first mother hook-and-loop fasteners and the second mother hook-and-loop fasteners, cross infection of the patients is avoided, and blood sampling and puncturing efficiency is improved.

The invention relates to the technical field of infusion, in particular to an infusion device for elderly disease nursing, which comprises a moving assembly, the moving assembly comprises a fixed seat, a first gear is rotatably mounted in the fixed seat, and three groups of first racks are meshed on the first gear; the medical nursing device has the advantages that a medical worker rotates the fixing seat, the fixing seat is in threaded connection with a lifting sleeve through a threaded groove in the fixing seat, and therefore a connecting rod and a first gear are separated from the fixing seat along with the lifting sleeve; the whole moving assembly is separated from the whole lifting assembly, so that the infusion support can be flexibly adjusted according to different use scenes of elderly patients sitting on wheelchairs and convenient infusion of the elderly patients, and the problems that most traditional infusion supports are of a fixed integrated structure and are difficult to adapt to various complex scene requirements, and the infusion support is inconvenient to use are solved. The normal movement of the infusion support in the infusion process and the use effect of the infusion support are influenced.

The application relates to an automatic following type medical infusion system and method, and relates to the technical field of medical infusion. The system comprises a binding strength module, a tracking accuracy module, a path planning module, a speed control module and an obstacle avoidance decision module. The binding strength module is used for obtaining dynamically updated binding strength of a patient and an infusion device; the tracking accuracy module is used for obtaining tracking accuracy of the patient after being calibrated by the binding strength; the path planning module is used for obtaining an optimal path of the infusion device movement; the speed control module is used for obtaining a current speed of the infusion device subjected to adaptive control according to feedback values of the optimal path and the tracking accuracy; the obstacle avoidance decision module is used for obtaining a threat degree of an obstacle according to the current speed and obstacle scanning data of a three-dimensional laser radar, and determining an obstacle avoidance decision value of the infusion device based on the threat; and the automatic following module is used for obtaining a motion control amount of the infusion device according to a cooperative feedback of the optimal path, the current speed and the obstacle avoidance decision value of the infusion device. The system can realize accurate automatic following of the infusion device to the patient for infusion.

The invention discloses a liquid leakage prevention training model for simulating a marrow cavity infusion technology, and belongs to the technical field of medical teaching equipment, and the training model comprises a skeleton model, a limiter, a self-repairing sealing medium, a liquid collection suite, an infusion suite, a matching seat, a deformable tubular structure, a drilling device and a drill bit. The bone marrow cavity is formed in the skeleton model, the self-repairing sealing medium is arranged in the bone marrow cavity, and the self-repairing sealing medium has viscidity and self-repairing capacity and can automatically close a needle hole after puncture, and the liquid leakage prevention function is achieved. And the deformable tubular structure is arranged in the marrow cavity, clings to the inner wall of the bionic skeleton layer and is easily punctured by a puncture needle. The limiting device is used for controlling the drilling depth, so that the drill bit drills through the bone but does not drill through the deformable tubular structure. By adopting the self-repairing liquid leakage prevention system, the problem of liquid leakage generated in the repeated puncture process of an existing training model is solved, the training service life of the model is prolonged, the maintenance cost is reduced, and a more stable and reliable training environment is provided for medical students and medical staff.

The utility model relates to an infusion apparatus and infusion equipment, and relates to the technical field of medical infusion. The infusion apparatus comprises an infusion connector and a shifting rod assembly. The infusion connector is used for being inserted into an infusion bottle and leading out liquid in the infusion bottle. The deflector rod assembly is hinged to one end, away from the infusion bottle, of the infusion connector; the deflector rod assembly is divided into an abutting part and a deflector rod part through a hinge point, the abutting part can abut against the infusion bottle, the length of the abutting part is L1, the length of the deflector rod part is L2, and L1 is smaller than or equal to L2. According to the infusion apparatus, when the infusion connector is pulled out, force can be applied in an auxiliary mode through the shifting rod assembly, when an operator pulls out the infusion connector outwards through force application, the abutting part can abut against an infusion bottle, the infusion connector is pushed outwards, and therefore the infusion connector is pulled out through resultant force, more labor is saved for the operator, and operation is easy.

The invention discloses nursing and first-aid integrated multifunctional infusion equipment for patients in an emergency department, belongs to the technical field of first-aid infusion, and aims to solve the problems that the nursing and first-aid infusion equipment in the emergency department is mostly of a single-channel structural design, independent infusion of single liquid medicine is realized, and the infusion efficiency is low. Multiple requirements of conventional treatment medicine infusion, nutrition supplement and supply and first-aid medicine administration under sudden illness conditions of emergency patients are not easy to meet at the same time, in the actual emergency treatment process, medical staff need to frequently replace infusion pipelines or switch infusion equipment according to the illness conditions of the patients, the operation process is tedious, consumed time is long, and the operation cost is low. The device comprises a movable frame, three paths of liquid medicine can be conveyed in a mutually isolated mode, puncture is conducted through a single needle, incompatibility caused by mixing of in-vitro liquid medicine is avoided fundamentally, pain of a patient caused by multiple times of puncture is relieved, and the device has the advantages of being simple in structure, convenient to use and high in practicability. And multiple requirements of emergency treatment, nutrition supply and first-aid administration are synchronously met.

The utility model discloses a kind of bone marrow cavity infusion technology training models, belong to medical teaching equipment technical field, it includes skeleton model, silica gel layer, bone marrow puncture suite, infusion suite and liquid collection suite;On the basis of existing model technology, add infusion suite and liquid collection suite, so that bone marrow cavity infusion technology training model has the whole process realistic simulation training function including drop speed control and observation fluid replacement condition.

The invention relates to an automatic following type medical infusion system and method, and relates to the technical field of medical infusion, and the system comprises a binding strength module which is used for obtaining the dynamically updated binding strength of a patient and infusion equipment; the tracking precision module is used for obtaining the tracking precision of the patient subjected to binding strength calibration; the path planning module is used for obtaining an optimal moving path of the infusion equipment; the speed control module is used for obtaining the current speed of the self-adaptively controlled infusion equipment according to the optimal path and the feedback value of the tracking precision; the obstacle avoidance decision module is used for obtaining the threat degree of the obstacle according to the current speed and the obstacle scanning data of the three-dimensional laser radar, and determining an obstacle avoidance decision value of the infusion equipment based on the threat; and the automatic following module is used for obtaining the motion control quantity of the infusion equipment according to the optimal path of the infusion equipment, the current speed and the cooperative feedback of the obstacle avoidance decision value. By means of the system, infusion equipment can accurately and automatically follow a patient to conduct infusion.