CN210983977U - Device for improving training of ultrasonic puncture precision - Google Patents
Device for improving training of ultrasonic puncture precision Download PDFInfo
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- CN210983977U CN210983977U CN201921955099.5U CN201921955099U CN210983977U CN 210983977 U CN210983977 U CN 210983977U CN 201921955099 U CN201921955099 U CN 201921955099U CN 210983977 U CN210983977 U CN 210983977U
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Abstract
The utility model discloses a device for improving the ultrasonic puncture precision training, which comprises a tray, a console, a main control circuit, a plurality of puncture needle contacts, a simulation human tissue and an ultrasonic instrument, wherein the tray is provided with a fixing mechanism for fixing the simulation human tissue on the tray; the puncture needle contacts are respectively connected with different branches of the main control circuit, an indicating device and a puncture needle are arranged on the console, and the indicating device and the puncture needle are both connected with the main control circuit; the puncture needle needs to penetrate through the simulated human tissue and then contact with the puncture needle contact point during puncture, and when the puncture needle contacts with the puncture needle contact point, an electric signal is sent to control the indicating device through the main control circuit to display a puncture result; the ultrasonic instrument is used for detecting the position of a puncture needle contact in the simulated human tissue through ultrasound during puncture so as to guide the puncture process, and through puncture training conducted through ultrasound guidance, the training times of medical personnel can be increased, and the secondary injury to patients in clinical operation is reduced.
Description
Technical Field
The invention relates to the field of ultrasonic puncture, in particular to a device for improving training of ultrasonic puncture precision.
Background
Ultrasound intervention is a medical procedure that is guided in real time by ultrasound waves. In daily clinical work, the application of ultrasound is becoming more and more widespread, and application technologies of assisting puncture by ultrasound, such as abdominal cavity organ puncture biopsy and treatment, superficial organ puncture biopsy and treatment, artificial arteriovenous fistula puncture and interventional therapy, thrombus extraction, deep vein catheterization, biliary tract catheterization and the like, are becoming more and more popular. The medical personnel's professionalism is required for the ultrasonic guided puncture, and most medical personnel have few opportunities for practicing the ultrasonic guided puncture, and the proficiency can be improved only through a plurality of clinical operations. Currently, medical workers who are new promotions grasp the skills of patients by performing actual operations on the patients under the guidance of teachers with education. The skill level can only be improved by increasing the number of puncture cases for the patient. This mode has serious drawbacks, transferring the risk to the patient, having the risk of puncture failure and increasing puncture complications, which directly results in increased pain for the patient. How to improve the operation level of operators is worth deep thinking.
Disclosure of Invention
The present invention is directed to overcoming at least one of the above-mentioned drawbacks (i.e., disadvantages) of the prior art, and providing a device for improving the training precision of ultrasonic puncture, which is used to enable medical personnel to improve the proficiency and precision of ultrasonic puncture through training of non-clinical operations, and to reduce secondary injuries to patients during clinical ultrasonic puncture treatment.
The technical scheme adopted by the invention is that,
a device for improving ultrasonic puncture precision training comprises a tray, a console, a main control circuit, a plurality of puncture needle contacts, simulated human tissue and an ultrasonic instrument, wherein the tray is provided with a fixing mechanism for fixing the simulated human tissue on the tray; the puncture needle contacts are respectively connected with different branches of the main control circuit, an indicating device and a puncture needle are arranged on the console, and the indicating device and the puncture needle are both connected with the main control circuit; the puncture needle needs to penetrate/penetrate the simulated human tissue during puncture and then contacts with the puncture needle contact, and when the puncture needle contacts with the puncture needle contact, an electric signal is sent to control the indicating device to display a puncture result through the main control circuit; the ultrasonic instrument is used for detecting the position of a puncture needle contact in the simulated human tissue through ultrasound during puncture, so that the puncture process is guided.
Medical personnel use the device to carry out ultrasonic guide training, use the couplant of supersound appearance and matching ultrasonic probe work, through the puncture needle contact of emulation human tissue clear display embedding in inside, the puncture needle contact of puncture to fix a position on emulation human tissue surface, and predetermine the puncture route, use the puncture needle to carry out the puncture under the ultrasonic guide, the real-time supervision of supersound adjusts needle inserting angle, direction and degree of depth, and the puncture needle must pass/penetrate emulation human tissue just can contact with the puncture needle contact. The puncture needle contact is connected with different branches of the main control circuit, and the puncture needle and the indicating device are both connected with the main control circuit, so that when the puncture needle penetrates/penetrates the simulated human tissue to contact the puncture needle contact, the generated electric signal controls the indicating device to display the puncture result through the main control circuit. The size and the height of the puncture needle contact can be determined according to the training requirement, the puncture needle can be inserted into the simulated human tissue through different angles during puncture, the training range is greatly enlarged, the training times of medical personnel are increased, the cost is low, and the effect is good.
Furthermore, when the puncture needle is in contact with the puncture needle contact, the electrical signal is sent to control the indicating device to make sound or light through the main control circuit so as to display the puncture result, and the indicating device can be an indicating lamp or a voice reminding device.
Furthermore, the puncture needle contact is a flat triangular needle, the flat triangular needle comprises a needle point, a needle tube and a needle tail, the needle point is of a multi-face tip structure, an insulating layer is arranged on the surface of the needle tube, the puncture needle contact is connected with a conductive lead through the needle tail, and the conductive lead is connected with the main control circuit; the tray is provided with a plurality of openings, and when the puncture needle contact is arranged, the puncture needle contact pierces into the simulated human tissue from bottom to top from the lower part of the tray through the openings.
The puncture needle contact is flat triangle needle, and the needle point is the most advanced structure of multiaspect, and this kind of structure can make the pjncture needle contact with the puncture needle contact from different angles, and the most advanced structure of multiaspect simulates the focus point, and as preferred scheme, the needle point of puncture needle contact is triangular face structure, and every faceted pebble has the size of multiple such as diameter range 2mm ~ 7mm, can simulate the focus point under the different situation, makes the training truer, and the training effect is better. The puncture needle contact penetrates into the simulated human tissue from bottom to top from the lower part of the tray through the open hole formed in the tray, and the penetration depth and the penetration angle can be self-determined so as to achieve different training effects.
Furthermore, the puncture needle contact is a simulated blood vessel, the simulated blood vessel comprises a thin tube with a closed opening and a conductive solution injected into the thin tube, an insulating layer is arranged on the outer surface of the thin tube, the simulated blood vessel is connected with a conductive lead through the conductive solution, and the conductive lead is connected with the main control circuit; the tray is provided with a plurality of openings, and when the simulated blood vessels are arranged, the simulated blood vessels are inserted into the simulated human tissue from bottom to top from the lower part of the tray through the openings; or the puncture needle contact is a simulated organ which is internally arranged in the simulated human tissue and comprises a container and a conductive solution injected in the container, an insulating layer is arranged on the outer surface of the container, the simulated organ is connected with a conductive lead through the conductive solution, the conductive lead is connected with the main control circuit, and the simulated organ can be observed from the simulated human tissue through the ultrasonic instrument.
The puncture needle contact can adopt a blood vessel simulation mode, the simulated blood vessel is a thin tube with a closed opening and filled with conductive solution, the thin tube is connected with a main control circuit through the conductive solution and a conductive lead in the thin tube, an insulating layer is arranged on the outer surface of the thin tube, the puncture needle is prevented from generating electric signals when not contacting the conductive solution in the thin tube, only when the puncture needle pierces the surface of the thin tube, the puncture needle is contacted with the conductive solution, the thin tube can be connected with the main control circuit through the conductive lead, a triggering and indicating device displays the puncture result, the simulated blood vessel can be inserted into the simulated human tissue from bottom to top from the lower part of a tray through an opening formed in the tray in an inserting mode, and the puncture depth and the puncture angle can be self-determined so as.
The puncture needle contact can also adopt a mode of simulating organs, the simulating organs are containers filled with conductive solution, the simulating organs are connected with a main control circuit through the conductive solution in the containers and conductive leads, the outer surface of the container is provided with an insulating layer, the puncture needle is prevented from generating electric signals when not being in contact with the conductive solution in the containers, therefore, only when the puncture needle punctures the surface of the simulating organs, the puncture needle is in contact with the conductive solution, the puncture needle is connected with the main control circuit through the conductive leads, a triggering and indicating device displays the puncturing result, the simulating organs are to be arranged in the simulated human tissues in advance, and the positions of the simulating organs can be observed on the surfaces of the simulated human tissues through an ultrasonic instrument and gel which is.
Furthermore, the puncture needle contacts have different colors, the indicating devices are a plurality of indicating lamps with different colors, the colors of the indicating lamps are in one-to-one correspondence with the colors of the puncture needle contacts, and when the puncture needle contacts with a certain color, an electric signal is sent to control the indicating lamps with the same color through the master control circuit.
The indicating device is a plurality of indicating lamps, the colors of the indicating lamps correspond to the colors of the puncture needle contacts one by one, and when the puncture needle penetrates through the simulated human tissue to be in contact with the puncture needle contacts with a certain color, the indicating lamps with the corresponding colors are lightened through the generated electric signals. In the process of puncture training, if the color of the puncture needle contact point of expected puncture is not consistent with the color of the indicator light which is lighted at last, or the condition that no indicator light is lighted appears, namely that the puncture is unsuccessful, deviation occurs, the result of the puncture training is reflected more intuitively by the cooperation of the indicator light and the puncture needle contact point, timely feedback can be given to trained medical personnel, and the training effect is better and more effective.
Furthermore, the bottom of the tray is provided with a plurality of supporting pieces with adjustable height. As a preferred aspect, the height-adjustable support member may have an adjustment function of three heights, preferably having adjustment heights of 15cm, 20cm and 25 cm; the height of the tray from the supporting plane can be set through the telescopic supporting piece, so that the puncture needle contact can conveniently puncture the simulated human tissue from the bottom to the top of the opening of the tray, and the invention can be applied to more different training environments under the action of the supporting piece.
Furthermore, the fixing mechanism comprises four upright posts and a pressing frame capable of moving up and down along the upright posts, the four upright posts are respectively arranged at four corners of the tray, and each upright post is provided with a buckle.
When carrying out supersound guide puncture to emulation human tissue on the tray, require emulation human tissue to fix on the tray steadily, just enable medical personnel and carry out effectual supersound puncture training, consequently be equipped with four stands on the four corners of tray, be equipped with the suppression frame that can follow the stand and reciprocate on the stand, the accessible removes the suppression frame and compresses tightly emulation human tissue on the tray, simultaneously, all be equipped with the locating part on each stand, make the suppression frame no longer to reciprocating when compressing tightly emulation human tissue. The fixing of the pork or other meat used for training on the tray can directly influence the effectiveness of the training, and the design of the fixing structure of the invention can enable medical personnel to carry out ultrasonic puncture training by using the pork or other meat more efficiently and accurately.
Further, the console also comprises a timer, and the timer is connected with the main control circuit. When the puncture needle is started to penetrate through pork, the timer is pressed to start timing, when the puncture needle is contacted with a certain puncture needle contact point, the indicator lamp correspondingly displays the puncture result, the time of ultrasonic puncture is timed through the timer, medical personnel can finish puncture training within limited time, the puncture proficiency is improved, and meanwhile the puncture efficiency is improved.
Furthermore, the console also comprises a reset switch, and the reset switch is connected with the main control circuit. The reset switch is used for resetting the timing number of the timer, so that medical personnel can conveniently perform ultrasonic puncture training for many times.
Furthermore, the console also comprises an alarm, and the alarm is connected with the main control circuit. The alarm is used for sending out a warning to remind medical staff of the occurrence of a short circuit when the puncture needle is in contact with a certain puncture contact point to generate a short circuit.
Compared with the prior art, the invention has the beneficial effects that: the training device is provided to promote medical staff to improve the proficiency and efficiency of ultrasonic puncture through non-clinical operation training and reduce secondary damage to patients in clinical ultrasonic puncture treatment.
Drawings
Fig. 1 is an overall schematic view of the present invention.
Fig. 2 is a schematic view of a simulated blood vessel according to the present invention.
FIG. 3 is a schematic view of a simulated organ according to the present invention.
Fig. 4 is a schematic view of a simulated flowing vessel device of the present invention.
Fig. 5 is a schematic view of a stenotic passageway of a blood vessel in accordance with the present invention.
Detailed Description
The drawings are only for purposes of illustration and are not to be construed as limiting the invention. For a better understanding of the following embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
Example 1
As shown in fig. 1, the present embodiment is a device for improving the training of the ultrasonic puncture accuracy, and the device for improving the training of the ultrasonic puncture accuracy includes a tray 1, a console 2, a plurality of puncture needle contacts 3, a simulated human tissue 4, a main control circuit, and an ultrasonic instrument, wherein the tray 1 is provided with a fixing mechanism for fixing the simulated human tissue 4 on the tray 1, as an optimal solution, the fixing mechanism includes four upright posts 5 and a pressing frame 6 capable of moving up and down along the upright posts, the four upright posts 5 are respectively arranged at four corners of the tray 1, each upright post 5 is provided with a limiting member 7, and the pressing frame 6 can be fixed at a certain position of the upright post 5 under the action of the limiting member 7; the puncture needle contacts 3 are respectively connected with different branches of the main control circuit;
an indicator light 8 and a puncture needle 9 are arranged on the console 2, and the indicator light 8 and the puncture needle 9 are both connected with a main control circuit; when the puncture needle 9 is in contact with the puncture needle contact 3, an electric signal is sent to control the indicator light 8 through the main control circuit to display the puncture result; the ultrasonic instrument is used for detecting the position of the puncture needle contact 3 in the simulated human tissue 4 through ultrasound during puncture, so as to guide the puncture process.
As a preferable scheme, as shown in fig. 1, the puncture needle contact 3 is a flat triangular needle, the flat triangular needle comprises a needle point, a needle tube and a needle tail, the needle point is of a multi-face tip structure, an insulating layer is arranged on the surface of the needle tube, the puncture needle contact 3 is connected with a conductive lead through the needle tail, and the conductive lead is connected with a main control circuit; a plurality of openings 10 are arranged on the tray 1, and when the puncture needle contact 3 is arranged, the puncture needle contact 3 punctures into the simulated human tissue 4 from bottom to top from the lower part of the tray 1 through the openings 10.
Preferably, as shown in fig. 1, the bottom of the tray 1 is provided with 4 height-adjustable supports 11. The height-adjustable supporting piece 11 can have a three-gear adjusting function, the height of the tray 1 from the supporting plane can be set through the telescopic supporting piece, the puncture needle contact 3 can conveniently puncture the simulated human tissue 4 from the open hole 10 from bottom to top, and the invention can be suitable for more different training environments under the action of the supporting piece 11.
As a preferable scheme, as shown in fig. 2, the puncture needle contact may be a simulated blood vessel, the simulated blood vessel includes a tubule 1 with a closed opening and a conductive solution 2 injected into the tubule, an insulating layer is arranged on the outer surface of the tubule 1, the conductive solution 2 of the simulated blood vessel is connected with a conductive lead 3, and the conductive lead 3 is connected with the main control circuit; referring to fig. 1 and 2, when the simulated blood vessel is arranged, the simulated blood vessel can be inserted into the simulated human tissue 4 from bottom to top from the lower part of the tray 1 through the opening 10;
preferably, as shown in fig. 3, the puncture needle contact may also be a simulated organ 1, the simulated organ 1 is built in a simulated human tissue 4, the simulated organ includes a container and a conductive solution 2 injected in the container, an insulating layer is arranged on the outer surface of the container, the simulated organ 1 is connected with a conductive lead 3 through the conductive solution 2, the conductive lead 3 is connected with the main control circuit, and the simulated organ 1 can be observed from the simulated human tissue 4 through an ultrasound apparatus.
As a preferred scheme, the puncture needle contacts have different colors, the colors of a plurality of indicator lights are also different from one another, the colors of the indicator lights are in one-to-one correspondence with the colors of the puncture needle contacts, when the puncture needle contacts with a certain color, an electric signal is sent to control the indicator lights corresponding to the same color through a main control circuit to display the result of puncture, and if the color of the puncture needle contact expected to be punctured is not consistent with the color of the indicator light which is lighted at last, or the situation that no indicator light is lighted appears, the puncture is not successful.
Preferably, as shown in fig. 1, a timer 12 is disposed on the console 2, and the timer 12 is connected to the main control circuit.
Preferably, as shown in fig. 1, a reset switch 13 is disposed on the console 2, and the reset switch 13 is connected to the main control circuit.
Preferably, as shown in fig. 1, an alarm 14 is provided on the console 2, and the alarm 14 is connected to the main control circuit.
Preferably, as shown in fig. 4, the puncture needle contact may be a simulated flowing blood vessel device built in the simulated human tissue, the simulated flowing blood vessel device includes a liquid circulation pump 1, an internal fistula blood vessel passage 2, a deep vein blood vessel passage 3 and a blood vessel stenosis passage 4, when the liquid circulation pump 1 is started, the simulated blood flows out through the internal fistula blood vessel passage 2, the deep vein blood vessel passage 3 and the blood vessel stenosis passage 4 and then returns to the liquid circulation pump 1, and the simulated blood is a conductive liquid; the outer surfaces of the internal fistula blood vessel passage 2, the deep vein blood vessel passage 3 and the blood vessel narrow passage 4 are all provided with insulation layers which are all connected with a main control circuit through wires;
after the puncture needle successfully punctures the internal fistula blood vessel passage 2 through ultrasonic guidance, the alarm is controlled to alarm through the main control circuit; in addition to the puncture needle being able to penetrate through the simulated human tissue, a thin catheter can be inserted into the simulated human tissue through ultrasound guidance, for example, the thin catheter can be successfully inserted into the deep venous blood channel 3 and withdraw the simulated blood, and the withdrawal of blood, the flow direction of the simulated blood, and whether the thin catheter is inserted into the corresponding blood channel can be observed by an ultrasound apparatus;
as shown in figure 5, a plurality of thrombi s are arranged in the blood vessel narrow passage 4, the thrombi s are conductive layers and are adsorbed on the inner wall of the blood vessel narrow passage 4, the blood vessel narrow passage 4 is connected with a wire through the thrombi s, a guide wire is used for slowly penetrating through the blood vessel narrow passage 4, and when the guide wire touches the thrombi s, the alarm is controlled to give an alarm through a main control circuit.
It should be understood that the above-mentioned embodiments of the present invention are only examples for clearly illustrating the technical solutions of the present invention, and are not intended to limit the specific embodiments of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention claims should be included in the protection scope of the present invention claims.
Claims (10)
1. A device for improving ultrasonic puncture precision training is characterized by comprising a tray, a control console, a main control circuit, a plurality of puncture needle contacts, simulated human body tissues and an ultrasonic instrument, wherein the tray is provided with a fixing mechanism for fixing the simulated human body tissues on the tray; the puncture needle contacts are respectively connected with different branches of the main control circuit, an indicating device and a puncture needle are arranged on the console, and the indicating device and the puncture needle are both connected with the main control circuit; the puncture needle needs to penetrate/penetrate the simulated human tissue during puncture and then contacts with the puncture needle contact, and when the puncture needle contacts with the puncture needle contact, an electric signal is sent to control the indicating device to display a puncture result through the main control circuit; the ultrasonic instrument is used for detecting the position of a puncture needle contact in the simulated human tissue through ultrasound during puncture, so that the puncture process is guided.
2. The device for improving the ultrasonic puncture precision training as claimed in claim 1, wherein when the puncture needle is in contact with the puncture needle contact, an electric signal is sent to control the indicating device to emit sound or light through a main control circuit so as to display the puncture result.
3. The device for improving the ultrasonic puncture precision training as claimed in claim 2, wherein the puncture needle contact is a flat triangular needle, the flat triangular needle comprises a needle point, a needle tube and a needle tail, the needle point is of a multi-face tip structure, an insulating layer is arranged on the surface of the needle tube, the puncture needle contact is connected with a conductive lead through the needle tail, and the conductive lead is connected with the main control circuit; the tray is provided with a plurality of openings, and when the puncture needle contact is arranged, the puncture needle contact pierces into the simulated human tissue from bottom to top from the lower part of the tray through the openings.
4. The device for improving the ultrasonic puncture precision training according to claim 2, wherein the puncture needle contact is a simulated blood vessel, the simulated blood vessel comprises a tubule with a closed opening and a conductive solution injected into the tubule, an insulating layer is arranged on the outer surface of the tubule, the simulated blood vessel is connected with a conductive lead through the conductive solution, and the conductive lead is connected with the main control circuit; the tray is provided with a plurality of openings, and when the simulated blood vessels are arranged, the simulated blood vessels are inserted into the simulated human tissue from bottom to top from the lower part of the tray through the openings; or the puncture needle contact is a simulated organ which is internally arranged in the simulated human tissue and comprises a container and a conductive solution injected in the container, an insulating layer is arranged on the outer surface of the container, the simulated organ is connected with a conductive lead through the conductive solution, the conductive lead is connected with the main control circuit, and the simulated organ can be observed from the simulated human tissue through the ultrasonic instrument.
5. The device for improving the ultrasonic puncture precision training according to any one of claims 1 to 4, wherein the puncture needle contacts have different colors, the indicating device is a plurality of indicating lamps with different colors, the colors of the indicating lamps have a one-to-one correspondence relationship with the colors of the puncture needle contacts, and when the puncture needle contacts with the puncture needle contact with a certain color, the puncture needle sends an electric signal to control the indicating lamps corresponding to the same color through a main control circuit.
6. The device for improving the ultrasonic puncture precision training as claimed in any one of claims 1 to 4, wherein the bottom of the tray is provided with a plurality of height-adjustable supporting pieces.
7. The device for improving the training of the ultrasonic puncture precision according to any one of claims 1 to 4, wherein the fixing mechanism comprises 4 upright posts and a pressing frame capable of moving up and down along the upright posts, the 4 upright posts are respectively arranged at four corners of the tray, each upright post is provided with a limiting part, and the pressing frame can be fixed at a specific position of the upright post under the action of the limiting parts.
8. The device for improving the ultrasonic puncture precision training according to any one of claims 1 to 4, wherein the console further comprises a timer, and the timer is connected with the main control circuit.
9. The device for improving the ultrasonic puncture precision training according to any one of claims 1 to 4, wherein the console further comprises a reset switch, and the reset switch is connected with the main control circuit.
10. The device for improving the ultrasonic puncture precision training according to any one of claims 1 to 4, wherein the console further comprises an alarm, and the alarm is connected with the main control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921955099.5U CN210983977U (en) | 2019-11-13 | 2019-11-13 | Device for improving training of ultrasonic puncture precision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921955099.5U CN210983977U (en) | 2019-11-13 | 2019-11-13 | Device for improving training of ultrasonic puncture precision |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210983977U true CN210983977U (en) | 2020-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921955099.5U Expired - Fee Related CN210983977U (en) | 2019-11-13 | 2019-11-13 | Device for improving training of ultrasonic puncture precision |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210983977U (en) |
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2019
- 2019-11-13 CN CN201921955099.5U patent/CN210983977U/en not_active Expired - Fee Related
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