CN211787817U

CN211787817U - Intravenous injection training device for medical education training

Info

Publication number: CN211787817U
Application number: CN202020517800.1U
Authority: CN
Inventors: 王静; 王淑贤; 李瑞元
Original assignee: Sanquan College of Xinxiang Medical University
Current assignee: Sanquan College of Xinxiang Medical University
Priority date: 2020-04-09
Filing date: 2020-04-09
Publication date: 2020-10-27
Anticipated expiration: 2030-04-09

Abstract

The utility model relates to the technical field of training devices, in particular to an intravenous injection training device for medical education training, which comprises a simulation arm, a simulation blood vessel and an injector, wherein the simulation blood vessel is arranged in the simulation arm, and the injector can be detachably inserted on the simulation blood vessel; the simulated blood vessel is a rubber tube, and metal powder is uniformly filled in the simulated blood vessel; the syringe includes outer tube, inner tube, push rod and piston, inner tube and push rod through connection, and the inner tube run through the piston and with piston fixed connection, the outer tube inner wall passes through piston and inner tube sliding connection, and the tip of keeping away from the inner tube of push rod runs through the outer tube and through connection has the injection nipple, the common cover is equipped with the bar magnet in inner tube, push rod and the injection nipple, the total of inner tube, push rod and the nipple's of injection length is less than the length of bar magnet, fixedly connected with scrapes the piece in the inner tube, the bar magnet with scrape a sliding connection. The utility model discloses an education is real to be used intravenous route trainer not only can carry out audio-visual teaching, can carry out the repetitive operation exercise moreover.

Description

Intravenous injection training device for medical education training

Technical Field

The utility model relates to a trainer technical field is a real intravenous route trainer of using of medical education particularly.

Background

Intravenous injection is a medical method, namely liquid substances such as blood, liquid medicine, nutrient solution and the like are directly injected into veins, the intravenous injection can be divided into transient and continuous, and the transient intravenous injection is usually directly injected into the veins by a syringe, namely, the common injection is generally performed; continuous intravenous injection is implemented by intravenous drip, commonly called "drip", for students just graduating from schools, the students cannot directly perform corresponding intravenous injection on the arms of patients, and the accurate intravenous injection operation can be performed only by repeating a large number of training processes, and at this time, an intravenous injection training device is needed to perform auxiliary training.

The intravenous injection training device in the prior art focuses more on repeated operation practice for many times in training, the teaching and learning process is necessarily existed in the teaching, the learning method of repeated operation practice cannot completely reach the comprehension of learning, and therefore the learning method without instructive repeated operation practice has defects in teaching, and teaching is the best learning method.

SUMMERY OF THE UTILITY MODEL

The technique that exists is not enough to the aforesaid, the utility model aims at providing a real intravenous route trainer of using of instructing of medical science education, the utility model discloses a real intravenous route trainer of using of instructing of education not only can carry out audio-visual teaching, can carry out the repetitive operation exercise moreover.

In order to solve the technical problem, the utility model adopts the following technical scheme:

an intravenous injection training device for medical education training comprises a simulation arm, a simulation blood vessel and an injector, wherein the simulation blood vessel is arranged in the simulation arm, and the injector is detachably inserted into the simulation blood vessel;

the simulated blood vessel is a rubber tube, and metal powder is uniformly filled in the simulated blood vessel;

the syringe includes outer tube, inner tube, push rod and piston, the inner tube with push rod through connection, just the inner tube runs through the piston and with piston fixed connection, the outer tube inner wall passes through the piston with inner tube sliding connection, and keep away from the push rod the tip of inner tube runs through the outer tube and through connection have the injection nipple, the inner tube the push rod reaches the common cover is equipped with the bar magnet in the injection nipple, the inner tube the push rod reaches the nipple's of injection length sum is less than the length of bar magnet, the piece is scraped to inner tube fixedly connected with, the one end of bar magnet runs through scrape the piece and with scrape a sliding connection.

Preferably, the metal powder is black iron powder or nickel powder.

Preferably, the scraping block is a rubber scraping block.

Preferably, the ends of the magnetic rod and the injection nipple are both pointed ends.

Preferably, the simulation arm, the back of the hand that is located the simulation arm and artery department all articulate there is the magnifying glass.

Preferably, the outer tube and the inner tube are transparent tubes, and a transparent anti-static film is attached to the inner wall of the inner tube.

Preferably, the scraping block is a rubber scraping block.

Preferably, the simulation arm is a polyvinyl chloride simulation arm.

Preferably, the end part of the push rod far away from the inner tube is fixedly connected with a push handle, and a through hole for the magnetic rod to penetrate through is formed in the push handle.

Compared with the prior art, the utility model discloses the beneficial effect who has is:

1. the utility model discloses an even packing has metal powder in the simulation blood vessel, and metal powder is black powder, and under the effect through external magnet this moment, can attract the interior metal powder of simulation blood vessel to accumulate, the metal powder accumulates the back colour and deepens, and the position that needs the injection through observation that the magnifying glass can be clear this moment to explain, after the rethread magnet with metal powder evenly distributed after explaining, make the student again inject the operation.

2. When students do injection exercises, the end part of the magnetic rod is firstly positioned in the injection nipple, the injection nipple punctures the simulation arm and the simulation blood vessel, the magnetic rod extends out of the injection nipple, metal powder is adsorbed on the magnetic rod under the magnetic force action of the magnetic rod after the magnetic rod extends out, the metal powder is black, the magnetic rod is silver, the black metal powder is convenient to observe on the magnetic rod, and the sense of reality of the simulation training is increased; therefore, if the simulated injection exercise is successful, the magnetic rod can be observed to adsorb the black metal powder, and if the simulated injection exercise is failed, the magnetic rod cannot adsorb the black metal powder.

Drawings

Fig. 1 is a side view of an intravenous injection training device for medical education training of the present invention;

fig. 2 is a schematic diagram of an external structure of an injector of the intravenous injection training device for medical education training of the present invention;

fig. 3 is a schematic diagram of the internal structure of the injector of the intravenous injection training device for medical education training of the present invention;

fig. 4 is a schematic structural view of the intravenous injection training device for medical education training for injection training of the present invention;

fig. 5 is the utility model relates to a structure sketch map that the real standard intravenous route trainer of using of medical education injects the exercise and finishes.

Description of reference numerals:

1. simulating an arm; 2. simulating a blood vessel; 3. an injector; 4. a metal powder; 5. an outer tube; 6. an inner tube; 7. A push rod; 8. a piston; 9. injecting a nipple; 10. a magnetic bar; 11. scraping the block; 12. a push handle; 13. a magnifying glass.

Detailed Description

The following description of the preferred embodiments and accompanying fig. 1-5 are combined in detail with the accompanying drawings of the embodiments of the present invention.

An intravenous injection training device for medical education training comprises a simulation arm 1, a simulation blood vessel 2 and an injector 3, wherein the simulation blood vessel 2 is arranged in the simulation arm 1, and the injector 3 is detachably inserted on the simulation blood vessel 2;

the simulated blood vessel 2 is a rubber tube, so that an injector 3 can be conveniently inserted, the simulated blood vessel 2 has elasticity, the metal powder 4 is prevented from escaping, and the simulated blood vessel 2 is uniformly filled with the metal powder 4; the metal powder 4 is black iron powder or nickel powder, the black iron powder or nickel powder achieves the purpose of being adsorbed by the magnetic rod 10, the color of the metal powder is different from that of the magnetic rod 10, observation is convenient, the sense of reality of simulated training is increased, the simulated arm 1 is a polyvinyl chloride simulated arm, the polyvinyl chloride simulated arm is good in simulation effect, and the hand feeling of penetration is vivid.

The injector 3 comprises an outer tube 5, an inner tube 6, a push rod 7 and a piston 8, wherein the inner tube 6 is communicated with the push rod 7, the outer tube 5 is convenient for handheld operation and keeps the stability of the inner tube 6, the push rod 7 pushes the inner tube 6 to move downwards or upwards, the piston 8 enables friction to be generated between the outer tube 5 and the inner tube 6, the outer tube 5 controls the stability of the inner tube 6 at a certain position, the inner tube 6 is penetrated through the piston 8 and fixedly connected with the piston 8, the inner wall of the outer tube 5 is connected with the inner tube 6 in a sliding mode, the push rod 7 is far away from the push rod 7, the end part of the inner tube 6 is penetrated through the outer tube 5 and is communicated with an injection nipple 9, the injection nipple 9 can penetrate through the simulation arm 1 and penetrate into the simulation blood vessel 2, the inner tube 6, the push rod 7 and the injection nipple 9, The length sum of the push rod 7 and the injection nipple 9 is less than the length of the magnetic rod 10, the magnetic rod 10 can slide up and down in the inner tube 6, the push rod 7 reaches the injection nipple 9, the magnetic rod 10 reaches the bottom of the injection nipple 9 is pointed, the bottom of the magnetic rod 10 is pointed, so that the metal powder 4 adsorbed at the bottom of the magnetic rod 10 can be scraped, the bottom of the injection nipple 9 is pointed, so that the magnetic rod can be inserted into the simulation arm 1 and the simulation blood vessel 2, the inner tube 6 is internally and fixedly connected with a scraping block 11, the scraping block 11 is used for scraping the metal powder 4 adsorbed on the magnetic rod 10, one end of the magnetic rod 10 runs through the scraping block 11 and is connected with the scraping block 11 in a sliding manner, when the magnetic rod 10 adsorbed with the metal powder 4 moves up, the scraping block 11 scrapes the metal powder 4 on the magnetic rod 10 and is pulled out, the scraping block 11 is rubber scraping block, even if the magnetic rod 10 is pulled out by the scraping block 11, the rubber scraping block 11 is also convenient for the magnetic rod 10 to penetrate again, and friction is generated between the rubber scraping block 11 and the magnetic rod 10, so that all the metal powder 4 adsorbed on the magnetic rod 10 can naturally fall down under the action of the scraping block 11 and flow into the simulated blood vessel 2; the outer tube 5 and the inner tube 6 are both transparent tubes which are convenient to observe, and the inner wall of the inner tube 6 is adhered with a transparent anti-static film, so that the metal powder 4 is prevented from being electrostatically adhered to the inner wall of the inner tube 6 to influence the operation.

On the simulation arm 1, be located the back of the hand and the artery department of simulation arm 1 all articulate there is magnifying glass 13, and magnifying glass 13 is convenient for enlarge the injection site in teaching process and operation exercise.

The top of the push rod 7 is fixedly connected with a push handle 12, the push handle 12 is provided with a through hole for the magnetic rod 10 to penetrate through, and the push handle 12 is convenient for injection operation.

The utility model discloses during the teaching, under the effect of external magnet, attract the interior metal powder 4 of simulated blood vessel 2 to accumulate, the colour deepens after metal powder 4 accumulates, can be clear at this moment through magnifying glass 13 observe the position that needs the injection, and explain, after explaining again through magnet with metal powder 4 evenly distributed, make the student inject the operation again;

the utility model discloses when the student injected the exercise, then earlier be located injection nipple 9 with the tip of bar magnet 10, and prick simulation arm 1 and simulation blood vessel 2 through injection nipple 9, promote bar magnet 10 and stretch out in injection nipple 9 this moment, after stretching out under bar magnet 10's magnetic force effect, metal powder 4 is adsorbed on bar magnet 10, black metal powder 4 was convenient for observe on silver-colored bar magnet 10 this moment, therefore if the simulation injection exercise succeeds, then can observe that black metal powder 4 adsorbs on silver-colored bar magnet 10, if the simulation injection exercise fails, then bar magnet 10 can not adsorb black metal powder 4;

after the metal powder 4 is adsorbed on the magnetic rod 10, when the injection exercise needs to be performed again, the magnetic rod 10 is lifted upwards, the metal powder 4 on the magnetic rod 10 is scraped by the scraping block 11, the metal powder 4 falls into the simulated blood vessel 2 under the gravity, and when no black powder exists in the inner tube, the injection nipple 9 is pulled out from the simulated arm 1, and the injection exercise is performed again.

It will be apparent to those skilled in the art that various changes and modifications may be made to the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The intravenous injection training device for the medical education training is characterized by comprising a simulation arm (1), a simulation blood vessel (2) and an injector (3), wherein the simulation blood vessel (2) is arranged in the simulation arm (1), and the injector (3) is detachably inserted into the simulation blood vessel (2);

the simulated blood vessel (2) is a rubber tube, and metal powder (4) is uniformly filled in the simulated blood vessel (2);

the injector (3) comprises an outer tube (5), an inner tube (6), a push rod (7) and a piston (8), the inner tube (6) is communicated with the push rod (7), the inner tube (6) penetrates through the piston (8) and is fixedly connected with the piston (8), the inner wall of the outer tube (5) is communicated with the piston (8) and the inner tube (6) in a sliding connection manner, the push rod (7) is far away from the end part of the inner tube (6) penetrates through the outer tube (5) and is communicated with an injection nipple (9), a magnetic rod (10) is sleeved in the inner tube (6), the push rod (7) and the injection nipple (9) together, the sum of the lengths of the inner tube (6), the push rod (7) and the injection nipple (9) is smaller than the length of the magnetic rod (10), and a scraping block (11) is fixedly connected with the inner tube (6), one end of the magnetic rod (10) penetrates through the scraping block (11) and is in sliding connection with the scraping block (11).

2. The intravenous injection training device for the practical training of medical education as claimed in claim 1, wherein the metal powder (4) is black iron powder or nickel powder.

3. The intravenous injection training device for the practical training of medical education as claimed in claim 1, characterized in that the ends of the magnetic rod (10) and the injection nipple (9) are both pointed ends.

4. The intravenous injection training device for the medical education practical training as claimed in claim 1, characterized in that the simulated arm (1) is hinged with magnifying glasses (13) at the back of the hand and the artery of the simulated arm (1).

5. The intravenous injection training device for the practical training of medical education as claimed in claim 1, wherein the outer tube (5) and the inner tube (6) are both transparent tubes, and a transparent antistatic film is attached to the inner wall of the inner tube (6).

6. The intravenous injection training device for the practical training of medical education as claimed in claim 1, wherein the scraping block (11) is a rubber scraping block.

7. The intravenous injection training device for the medical education training as claimed in claim 1, wherein the simulation arm (1) is a polyvinyl chloride simulation arm.

8. The intravenous injection training device for the medical education practical training according to claim 1, characterized in that a push handle (12) is fixedly connected to the end of the push rod (7) far away from the inner tube (6), and a through hole for the magnetic rod (10) to pass through is formed in the push handle (12).