CN210606274U - Automatic fluoroscope/recessive arm model for arterial puncture training - Google Patents

Abstract

The utility model provides an automatic arteriopuncture training arm model of fluorescence display/stealth, relates to medical education equipment technical field, and it includes: high emulation arm model artery automatic imaging device, full-automatic artery are beated analogue means, controller, its characterized in that: the simulation brachial artery and the simulation radial artery of the arm are connected with a full-automatic arterial pulse simulation device, the blood vessel wall of a puncture part contains red fluorescent materials, a plurality of LED ultraviolet lamp beads with the diameter of 5mm are respectively arranged below the artery blood vessel accurately corresponding to the puncture part, and the LED ultraviolet lamp beads are connected with a panel of a controller; when the artery imaging switch is turned on, the ultraviolet rays emitted by the ultraviolet lamp are red fluorescence emitted by the fluorescent material on the wall of the artery, so that invisible and untouched arteries are clearly imaged dynamically, and the success rate of arterial puncture is remarkably improved. The device is suitable for teaching arterial puncture skill training and assessment in medical colleges and teaching hospitals, and is very beneficial to beginners to learn, so that the confidence of the beginners in learning the arterial puncture technology is enhanced, and the skill training and assessment quality is obviously improved.

Description

Automatic fluoroscope/recessive arm model for arterial puncture training

Technical Field

The utility model relates to the technical field of medical education equipment, in particular to an automatic fluoroscope/invisible arm model for arteriopuncture training.

Background

In the clinical nursing teaching of medical education in recent years, arterial puncture belongs to invasive operation technology, arterial puncture is very difficult for patients with obesity, children, shock and the like, and the patient is painful due to unskilled puncture technology; an arterial puncture model is usually adopted for skill training of arterial puncture, and the existing arterial puncture models, namely, the utility models CN200620026667.X and CN200920151574.3 and the arterial puncture arm model have the defects of low automation degree, troublesome replacement of blood vessels and skin, short service life and the like; in order to solve the difficulty of the arterial puncture training, a novel CN201220369710.8 arm puncture training model used under ultrasonic guidance is developed in recent years, arterial puncture can be performed under ultrasonic guidance, the success rate of puncture is improved, however, in the method, an operator needs to watch the arterial ultrasonic image of a display screen and perform puncture at the same time, and needs to perform hand-eye coordination exercise for many times to perform puncture successfully, the puncture training needs to use an ultrasonic diagnostic apparatus, and numerous students adopt an expensive ultrasonic diagnostic apparatus, so that the training requirements are difficult to meet; therefore, it is necessary to develop a low-cost simulation teaching device capable of automatically visualizing the artery.

Disclosure of Invention

The utility model aims at providing an artery puncture training arm model of automatic video picture/stealthy move back, adopt full-automatic artery pulsation analogue means, the automatic artery that produces complete emulation is beated, open "artery video picture" switch, the artery of hiding deeply presents the artery image automatically, and visible artery pulsation dynamic image, make invisible obscure artery clearly dynamic video picture, show the success rate that improves artery puncture, be favorable to beginner's study very much, make it strengthen the confidence to study artery puncture technique, show the technical training and the examination quality that improve artery puncture.

The automatic arm arteriopuncture model solves the problems that the existing arm arteriopuncture model cannot display images, has poor automation degree and low arteriopuncture success rate, and is expensive and difficult to popularize under the guidance of ultrasound.

An automatic visualization/retraction arterial puncture training arm model, comprising: high emulation arm model, the automatic device that beats of artery, automatic visualization/stealthy device, the automatic device that beats of artery, controller, its characterized in that: the high simulation arm model (1) is provided with a simulation skin (2) and a simulation subcutaneous soft tissue (3), a simulation artery blood input tube (4) enters the simulation subcutaneous soft tissue (3) deep part of the upper arm through one side of the armpit (5) of the model, the simulation brachial artery (6) with the diameter of 6X8mm and the length of 12mm at the partial ulnar side is connected with the upper arm through a joint pipe fitting (JT) and is embedded in a corresponding groove (AC), the elbow part enters the deep part through the joint pipe fitting (JT) and obliquely travels to the lower part of the radial side of the forearm to be shallow, the radial artery (7) with the diameter of 4X6mm and the length of 8mm is connected through the joint pipe fitting (JT) and is embedded in the corresponding groove (AC), the far end of the artery is connected with the joint pipe fitting (JT) and enters the deep part of the palm to be reversely bent and then enters the deep part of the model as an artery blood return tube (8) and passes through the model, the arterial blood reflux pipe (8) is parallel to the arterial blood input pipe (4) and is respectively connected with an arterial blood input pipe connecting pipe fitting (10) and an arterial blood reflux pipe connecting pipe fitting (11) of a controller panel (9); the non-puncture part arterial blood vessel (FCC) is connected with the brachial artery (6) and the radial artery (7) through a joint pipe (JT), a puncture local sleeve-shaped simulated skin (2-1) with the length of 12cm and the thickness of 2-3mm is installed at the puncture part of the brachial artery (6), a puncture local sleeve-shaped simulated skin (2-2) with the length of 8cm and the thickness of 2-3mm is installed at the puncture part of the radial artery (6), and the puncture local sleeve-shaped simulated skin are all sleeved in a shallow groove (ac) of the simulated skin with corresponding length and depth.

The structure of the automatic artery visualization/retraction device is as follows: the blood vessel walls of a puncture part of a simulated brachial artery (6) and a simulated radial artery (7) of the arm contain red fluorescent materials (YG), LED ultraviolet lamp beads (LED-1-LEDn) with the diameter of 5mm are respectively arranged below the artery vessel accurately corresponding to the puncture part, the distance between every two lamp beads is 1-2cm, the LED ultraviolet lamp beads are respectively connected with a power line (DX +, DX-) in parallel, a cable socket (CZ-1) of a common connecting part (5), one end of the cable socket (CZ-1) is connected with an axillary part (5) of a high-simulation arm model (1) through a cable (DL) and plugs (CT-1, CT-2) at the two ends of the cable (DL), and the other end of the cable socket (CZ-2) is connected with a panel (; a power switch (K1) and an indicator lamp (L1) thereof, an artery imaging switch (K2) and an indicator lamp (L2) thereof, an artery pulsation switch (K3) and an indicator lamp (L3) thereof, a simulated artery blood input pipe connecting pipe fitting (10), a simulated artery blood reflux pipe connecting pipe fitting (11), a liquid injection pipe (12-1) connecting pipe fitting (12-2), an overflow pipe connecting pipe fitting (13) and the cable socket (CZ-2) are arranged on a panel (9) of the controller; the artery automatic pulsation device comprises a pulse module (15) which is provided with a rectification power supply (DC) and pulses for 60 times/min and is arranged in a controller case (14) besides an artery pulsation switch (K3), a blood storage bottle (16) which is connected with a blood bottle blood injection tube (17) provided with a check valve (F), a blood bottle overflow tube (18-1), a blood bottle output tube (19) and a blood bottle return tube (20), wherein the blood bottle return tube (20) is connected with the inner side end of a simulated artery blood flow return tube connecting pipe fitting (11), the blood bottle overflow tube (18-1) is connected with the inner side end of an overflow tube connecting piece (12) of a controller panel (9), the outer side end of the piece is connected with an overflow tube (18-2), the blood bottle output tube (19) is connected with an input end (22) of a micro impeller blood pump (21) controlled by the pulse module (15), and the blood pump output tube (23) is connected with the inner side end of a simulated artery blood input tube connecting pipe fitting (10, the outer side end of the pipe fitting is connected with a simulated arterial blood input pipe (4) of the simulated arm model (1); the simulated arterial blood reflux pipe (8) of the simulated arm model (1) is connected with the outer end of the simulated arterial blood reflux pipe connecting piece (11) of the controller panel (9).

The advantages of the result are: the operation is convenient, the performance is reliable, the fully simulated artery pulsation generated by the blood circulation is automatically simulated, the deeply-stored artery automatically presents the artery image, the dynamic image of the artery pulsation can be seen, and the success rate of the artery puncture is obviously improved.

The invention is further illustrated with reference to the following figures and examples:

description of the drawings:

fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic diagram of the high-simulation arm palm side structure of the present invention.

Fig. 3 is a schematic diagram of the back side structure of the high-emulation arm of the present invention.

Fig. 4 is a schematic view of the local longitudinal artery fluorescence imaging structure of the present invention.

Fig. 5 is a schematic view of the partial cross section fluorescence imaging structure of the present invention.

Fig. 6 shows the skin simulation with the puncture part sleeve of the present invention.

Fig. 7 is a schematic view of the spare arterial vessel and tube connection joint of the present invention.

Fig. 8 is a schematic diagram of the internal structure of the microcomputer controller according to the present invention.

Fig. 9 is a schematic diagram of the circuit control principle of the present invention.

In the schematic diagram, DC is a rectification power supply; k is a switch; r is resistance; mc is a pulse module; m is a pump motor.

The specific implementation mode is as follows:

the utility model discloses a high emulation arm model 1's simulation skin 2's thermoplastic elastomer such as TPE or silicon rubber mould shaping preparation for the skin, the preparation of pure water is added for red dyestuff to the 3 simulation blood of simulation subcutaneous soft tissue, and PU foaming mould shaping is made for the subcutaneous soft tissue. The utility model discloses power adopts: HLX-806A-1201, a miniature impeller blood pump 21, a JT-160 type 12V4W water pump, and other parts are commercially available; the artery and blood vessel grooves shown in the attached drawings are internally provided with corresponding brachial artery 6 and radial artery 7 blood vessels, a fluorescent artery YG blood vessel is arranged at the artery puncture part, the two ends are connected by a connector JJ, the fluorescent artery blood vessel is made by adding red fluorescent material into transparent silicon rubber for molding, the radial artery 6 puncture part near the wrist is made by molding with a mold, the thickness is 2-3mm, a shallow groove AC with the length of 8cm, a puncture part of a brachial artery 7 above the elbow is molded by a mold to manufacture a shallow groove AC with the thickness of 2-3mm and the length of 12cm, the distance between every 2 lamp beads of a mini ultraviolet lamp bead LEDn is 5mm and is tightly attached to the lower walls of a brachial artery 6 and a radial artery 7 blood vessel, all the power lines are connected with a power line DX, all the power lines are connected in parallel to form a cable DL which is connected with a cable socket CZ-2 of the armpit 5 of the high-simulation arm model 1, and the cable DL penetrates out of the cable socket CZ-1 which is connected with a computer controller panel 9. In use, the simulated blood is injected into the blood storage bottle 16 through the blood injection tube 12-1 of the controller panel 9 by using a large syringe or a hanging cylinder type infusion apparatus until the overflow tube 18-2 is full of the simulated blood when flowing out. Turning on a controller power switch K, turning on an indicator light L, turning on an artery puncture switch K2 during artery puncture, turning on an indicator light L2, turning on a power supply of a miniature impeller blood pump 21, operating the pump according to the pulse frequency of a pulse module 15, entering the pump 21 from a blood bottle output pipe 19 of a blood storage bottle 16 and an input pipe 22 of the pump, simulating the axillary part 5 side of the model of an artery input pipe 4 through a pump output pipe 23 and an artery input pipe connecting piece 10, entering the brachial artery 6 and the radial artery 7 of an arm, elastically expanding the wall of the artery for 0.35 second under the pressure of pumped blood during blood pumping, pausing the pumped blood for 0.65 second, simulating that the artery is restored to the original position by elastic potential energy, alternately expanding the artery and restoring to the underlying position, expanding the artery for 60 times per minute, forming 60 times/min artery pulsation, commonly known as pulse, and being touched by fingers of an operator; the pumped simulated arterial blood flows back to the blood storage bottle 16 through the simulated arterial blood return pipe 8, the arterial blood return pipe connecting piece 11 and the blood bottle return pipe 20, and the process is performed circularly. Can carry out arteriopuncture skill training at artery pulsation department this moment, to the beginner puncture degree of difficulty great, often the success rate is lower. The artery imaging switch K2 is turned on, the indicator light L2 lights up, ultraviolet lamp beads LEDn below the lower walls of the arteries 6 and 7 with fluorescent vessel walls at the artery puncture parts are connected, under the irradiation of ultraviolet rays, the artery vessel rich in fluorescent materials is excited to emit red fluorescence, fluorescence images displayed by the arteries can be seen through the simulated skins 2-1 and 2-2, dynamic imaging of arterial pulsation can be seen, operators can easily and correctly perform artery puncture under the guidance of the artery imaging, and blood returns can be seen in the injector when the puncture is successful, so that trainees are full of confidence in learning the artery puncture. The artery imaging switch is closed, the artery fluorescence imaging disappears, the puncture difficulty is increased, and the artery puncture is performed again, so that the training is performed gradually from shallow to deep, and the artery puncture effect can be obviously improved. The method for replacing a new standby fluorescent artery vessel when the artery wall is leaked and can not be used after a plurality of times of arterial puncture training comprises the following steps: the simulated artery input tube and the simulated artery blood return tube of the simulated arm model 1 are clamped, the sleeve type simulated skin 2-1/2-2 at the puncture part is rolled down from one side of the hand to expose the simulated artery, the artery blood vessel with blood leakage is taken down from the JT position of the tube joint, a new spare artery blood vessel is connected through the JT, and then the sleeve type simulated skin 2-1/2-2 at the puncture part avoids the puncture needle and is sleeved at the corresponding puncture part again, thereby greatly prolonging the service life.

Claims (3)

1. An automatic fluoroscope/recessive arm model for arterial puncture training, comprising: high emulation arm model, the automatic device that beats of artery, automatic fluorescence visualization/withdrawal device, controller, its characterized in that: the high simulation arm model (1) is provided with a simulation skin (2) and a simulation subcutaneous soft tissue (3), a simulation arterial blood input tube (4) enters the simulation subcutaneous soft tissue (3) deep part of the upper arm through one side of the armpit (5) of the model, the simulation brachial artery (6) with the diameter of 6X8mm and the length of 12mm at the ulnar side is connected with the upper arm through a joint pipe fitting (JT) and is embedded in a corresponding groove (AC), the elbow part enters the deep part through the joint pipe fitting (JT) and obliquely travels to the lower part of the radial side of the forearm to be shallow, the radial artery (7) with the diameter of 4X6mm and the length of 8mm is connected with the joint pipe fitting (JT) and is embedded in the corresponding groove (AC), the distal end of the artery is connected with the joint pipe fitting (JT) and enters the deep part of the palm and is reversely bent to serve as an arterial blood return tube (8) and enters the deep part of the model to penetrate out of the model, the arterial blood reflux pipe (8) is parallel to the arterial blood input pipe (4) and is respectively connected with an arterial blood input pipe connecting pipe fitting (10) and an arterial blood reflux pipe connecting pipe fitting (11) of a controller panel (9); the non-puncture part arterial blood vessel (FCC) is connected with the brachial artery (6) and the radial artery (7) through joint pipe fittings (JT), a puncture local sleeve-shaped simulation skin (2-1) with the length of 12cm and the thickness of 2-3mm is installed at the puncture part of the brachial artery (6), a puncture local sleeve-shaped simulation skin (2-1) with the length of 8cm and the thickness of 2-3mm is installed at the puncture part of the radial artery (7), and the puncture local sleeve-shaped simulation skin are all sleeved in shallow grooves (ac) of the simulation skin with corresponding lengths and depths.

2. The automated fluoroscopic visualization/retraction arm model for arterial puncture training of claim 1, wherein: the structure of the automatic artery visualization/retraction device is as follows: the blood vessel walls of a puncture part of a simulated brachial artery (6) and a simulated radial artery (7) of the arm contain red fluorescent materials (YG), LED ultraviolet lamp beads (LED-1-LEDn) with the diameter of 5mm are respectively arranged below the artery vessel accurately corresponding to the puncture part, 2cm is arranged between every two lamp beads, a power line (DX +, DX-) cable socket (CZ-1) is respectively connected in parallel, one end of the cable socket (CZ-1) is connected with an armpit (5) of the high-simulation arm model (1) through a cable (DL) and plugs (CT-1, CT-2) at two ends of the cable (DL), and the other end of the cable socket (CZ-2) is connected with a panel (9) of a controller; the controller is characterized in that a power switch (K1) and an indicator light L1 thereof, an artery imaging switch (K2) and an indicator light L2 thereof, an artery pulsation switch (K3) and an indicator light L3 thereof, a simulated artery blood input pipe connecting pipe fitting (10), a simulated artery blood return pipe connecting pipe fitting (11), a liquid injection pipe (12-1) connecting pipe fitting (12-2), an overflow pipe connecting pipe fitting (12) are arranged on a panel (9) of the controller, and the controller is further provided with the cable socket (CZ-2).

3. The automated fluoroscopic visualization/retraction arm model for arterial puncture training of claim 1, wherein: the artery automatic pulsation device comprises a rectification power supply (DC) controlled by an artery pulsation switch and a pulse module (15) with pulse frequency consistent with human pulse frequency, which are arranged in a controller case (14), and a blood storage bottle (16) which is connected with a blood bottle blood injection tube (17) provided with a check valve (F), a blood bottle overflow tube (18-1), a blood bottle output tube (19) and a blood bottle return tube (20), wherein the return tube is connected with the inner side end of a simulated artery blood return tube connecting pipe fitting (11), the blood bottle overflow tube (18-1) is connected with the inner side end of an overflow tube connecting pipe fitting (12) of a controller panel (9), the outer side end of the pipe fitting is connected with an overflow tube (18-2), the blood bottle output tube (19) is connected with an input end (22) of a micro impeller blood pump (21) controlled by the pulse module (15), the output tube (23) is connected with the inner side end of a simulated artery blood input tube connecting pipe fitting (10) of, the outer side end of the pipe fitting is connected with a simulated arterial blood input pipe (4) of the high-simulation arm model (1); the simulated arterial blood reflux pipe (8) of the high-simulation arm model (1) is connected with the outer side end of the simulated arterial blood reflux pipe connecting pipe fitting (11) of the controller panel (9).

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