CN222088179U - A cattle venipuncture training device - Google Patents

Abstract

The utility model relates to the technical field of puncture teaching aids, in particular to a bovine venipuncture training device which comprises a multi-layer receptor device, a medium supply device, a signal detection device, an upper computer, a puncture device and a real environment simulation device, wherein the multi-layer receptor device comprises a substrate layer, a first induction layer, a second induction layer and an outer skin layer which are sequentially arranged, the first induction layer is provided with a conductive coating, the second induction layer is provided with a conductive coating, an induction pipeline, the medium supply device, the signal detection device and the conductive coating are electrically connected with the signal detection device, the upper computer is connected with the signal detection device, the puncture device comprises a syringe and a gesture sensing module, the real environment simulation device can simulate bovine venipuncture, in the puncture training process, the signal detection device obtains real-time electrical information through an electrical loop, so that a trainer can know the current puncture state in real time, and real-time feedback provides clear guidance for the trainer to help the trainer adjust the puncture position, and is beneficial to improving the accuracy and the standardization of the puncture.

Description

Cattle venipuncture trainer

Technical Field

The utility model relates to the technical field of puncture teaching aids, in particular to a cattle venipuncture training device.

Background

In the field of animal medicine, intravenous injection, intravenous blood sampling, intravenous infusion and other operations for fur animals are core skills, which require that a puncture needle be inserted into a specific blood vessel at a specified angle, and are one of the necessary skills for veterinarians. However, in order to intuitively conduct teaching, in the past, living animals are mostly adopted for practical exercise, a series of problems are caused, namely, the animal is easy to trigger inflammation due to repeated puncture, so that the training times are limited, the animal is possibly treated as being abused to the animal, negative social reaction is caused, the animal has poor compliance, the bad behaviors of the animal possibly cause injury of personnel in the training process, potential safety risks exist, and the personnel need to replace protective clothing due to epidemic prevention requirements, so that the training preparation time is increased.

Currently, although some injection teaching models exist for assisting in teaching needle angle, position, and simulating needle feel. However, the prior teaching aid has the problems that feedback is not visual in aspects of the true angle, the position, the needle tip stroke and the like in the injection process, experienced personnel are usually required to guide from the side in real time, and recognition and feedback cannot be realized in an intelligent mode.

Disclosure of utility model

Therefore, the utility model aims to solve the technical problems that in the prior art, feedback is not visual and real-time identification feedback is lacking in the injection process of the puncture teaching aid.

In order to solve the technical problems, the utility model provides a bovine venipuncture training device, which comprises:

The multi-layer receptor device comprises a substrate layer, a first induction layer, a second induction layer and an outer skin layer which are sequentially arranged, wherein a conductive coating is arranged on one side of the first induction layer, which is close to the substrate layer, and a conductive coating is arranged on one side of the second induction layer, which is close to the outer skin layer;

The induction pipeline is arranged between the first induction layer and the second induction layer, and comprises a guide pipe and a third induction layer, wherein the third induction layer is coated on the guide pipe, and one side of the third induction layer, which is close to the guide pipe, is provided with a conductive coating;

a medium supply in communication with at least one end of the induction line;

The signal detection device is electrically connected with the conductive coating of the first induction layer, the conductive coating of the second induction layer and the conductive coating of the third induction layer;

the upper computer is connected with the signal detection device;

The puncture device comprises an injector and a gesture sensing module, wherein the gesture sensing module is arranged on the injector and is in wireless connection with the upper computer.

In one embodiment of the utility model, the gesture sensing module comprises a gyroscope, a first wireless communication module and a battery module, wherein the gyroscope is arranged on the injector, the first wireless communication module is connected with the upper computer, and the gyroscope and the first wireless communication module are both connected with the battery module.

In one embodiment of the present utility model, the signal detection device is wirelessly connected to the host computer through a second wireless communication module.

In one embodiment of the present utility model, the substrate layer is made of a flexible material, and is embedded in the part to be punctured of the bionic model.

In one embodiment of the utility model, the skin layer is a simulated fur layer.

In one embodiment of the present utility model, the conductive coating of the first sensing layer is adhesively attached to the backing layer, the conductive coating of the second sensing layer is adhesively attached to the skin layer, and the conductive coating of the third sensing layer is adhesively attached to the catheter.

In one embodiment of the utility model, a first through groove is formed on one side, close to the induction pipeline, of the first induction layer, a second through groove is formed on one side, close to the induction pipeline, of the second induction layer, the first through groove and the second through groove are matched to form a containing space for containing the induction pipeline, and the third induction layer is tightly adhered in the containing space.

In one embodiment of the utility model, the medium supply means employs a circulation pump which provides simulated plasma to the sensing line.

In one embodiment of the utility model, both ends of the induction line are connected to a medium supply to form a circulation loop.

In one embodiment of the utility model, the needle portion of the syringe is made of an electrically conductive material.

Compared with the prior art, the technical scheme of the utility model has the following advantages:

The utility model comprises a multi-layer receptor device, an induction pipeline, a medium supply device, a puncture device and the like, and can simulate the real environment of the bovine venipuncture, in the puncture training, conductive coatings of different induction layers are electrically communicated with a needle head in the puncture process to form different electric loops, and a signal detection device obtains real-time electric information through the electric loops, so that a trainer can know the current puncture state in real time, for example, the second induction layer is detected to be electrically communicated with the third induction layer to represent that the current puncture position is correct, and real-time feedback provides clear guidance for the trainer to help the trainer to adjust the puncture position, thereby being beneficial to improving the puncture accuracy and normalization.

Secondly, the whole training device has an intelligent monitoring function through the gesture sensing module and the signal detection device; the intelligent monitoring enables a trainer to observe the actual condition of the posture of the injector through the upper computer, correct the poor puncture angle in time and improve the training effect, and meanwhile, the battery module is used for providing independent power supply for the posture sensing module, so that the stable operation of the system is ensured.

Drawings

In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof that are illustrated in the appended drawings, in which

FIG. 1 is a schematic diagram of the structure of a bovine venipuncture training device according to the present utility model;

FIG. 2 is a schematic diagram of the circuit connections of the bovine venipuncture exercise device of the present utility model;

The reference numerals of the specification are 20, a multi-layer receptor device, 21, a substrate layer, 22, a first sensing layer, 23, a second sensing layer, 24, an outer skin layer, 30, a sensing pipeline, 31, a third sensing layer, 40, a medium supply device, 50, a signal detection device, 60, a host computer, 70, a puncture device, 71, an attitude sensing module, 711, a gyroscope, 712, a first wireless communication module, 713 and a battery module.

Detailed Description

The present utility model will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the utility model and practice it.

Example 1

Referring to fig. 1-2, the present utility model provides a bovine venipuncture training device comprising:

The multi-layer receptor device 20 comprises a substrate layer 21, a first induction layer 22, a second induction layer 23 and an outer skin layer 24 which are sequentially arranged, wherein a conductive coating is arranged on one side of the first induction layer 22 close to the substrate layer 21, and a conductive coating is arranged on one side of the second induction layer 23 close to the outer skin layer 24;

the induction pipeline 30 is arranged between the first induction layer 22 and the second induction layer 23, the induction pipeline 30 comprises a conduit and a third induction layer 31, the third induction layer 31 is coated on the conduit, and one side of the third induction layer 31 close to the conduit is provided with a conductive coating;

A medium supply 40 in communication with at least one end of the induction line 30;

The signal detection device 50, the conductive coating of the first sensing layer 22, the conductive coating of the second sensing layer 23, and the conductive coating of the third sensing layer 31 are electrically connected to the signal detection device 50;

A host computer 60 connected to the signal detection device 50;

The puncture device 70 comprises a syringe and a gesture sensing module 71, wherein the gesture sensing module 71 is arranged on the syringe and is in wireless connection with the upper computer 60.

Specifically, the substrate layer 21 is a basic supporting layer of the multi-layer receptor device 20, which is embedded in a portion to be punctured (such as a cow neck) of the bionic model, so as to provide a more realistic animal anatomy structure, improve the simulation degree of training, enable a student to train in an environment closer to real operation, the first sensing layer 22 is located above the substrate layer 21, and is connected with the signal detection device 50 by a conductive coating on one side of the substrate layer 21, so as to form electrical communication when the syringe needle penetrates the first sensing layer 22, sense the puncturing operation, and acquire signals by the signal detection device 50, the second sensing layer 23 is also provided with a conductive coating on one side of the substrate layer 23, but is located on the side close to the outer skin layer 24, so as to form electrical communication when the syringe needle penetrates the second sensing layer 23, sense the puncturing operation, and acquire signals by the signal detection device 50, the outer skin layer 24 is designed to simulate the appearance and touch feeling of a real animal, so as to help to improve the realistic feeling of training, enable the student to more approximate to the real animal scene when performing puncturing operation, and improve the operation simulation degree, in some embodiments, the substrate layer 21 is mainly provided with a thickness which is not smaller than that of the first sensing layer 23, and is coated with a conductive adhesive tape, and other conductive materials such as conductive tapes, and conductive tapes are coated on the first sensing layer 23.

The sensing pipeline 30 is located between the first sensing layer 22 and the second sensing layer 23, wherein the pipeline is a medium flowing channel for simulating animal blood vessels, the third sensing layer 31 is coated on the outer side of the pipeline, a conductive coating connected with the signal detection device 50 is arranged on the inner side of the pipeline near the pipeline, and is used for forming electrical communication when the syringe needle penetrates through the third sensing layer 31, sensing the puncture operation and acquiring a signal by the signal detection device 50, and in some embodiments, the pipeline is made of rubber materials, and the third sensing layer 31 is made of conductive cloth similar to the first sensing layer 22.

The medium supply device 40 provides the sensing tube 30 with a flowing medium to simulate blood flowing in an animal's blood vessel, by which arrangement a learner can feel resistance to fluid flow through the catheter and puncture feedback when operating, enhancing the fidelity. In some embodiments, the medium supply 40 employs a circulation pump that supplies a medium that is simulated plasma.

The signal detection device 50 is electrically connected with the conductive coatings in the first sensing layer 22, the second sensing layer 23 and the third sensing layer 31 respectively, so that the signal detection device 50 can obtain the exact sensing layer which is currently electrically communicated, and transmit data to the upper computer 60, so that the current puncture state is obtained, and real-time sensing of puncture operation is realized, specifically, if the signal detection device 50 detects that the second sensing layer 23 is electrically communicated with the third sensing layer 31, the current puncture position is indicated to be at the correct puncture position, if the signal detection device 50 detects that the second sensing layer 23 is electrically communicated with the first sensing layer 22, the current puncture pipeline is indicated to be not penetrated, the puncture position is incorrect, and if the signal detection device 50 detects that the second sensing layer 23 is electrically communicated with the first sensing layer 22 and the third sensing layer 31, the current puncture is indicated to penetrate a blood vessel, and the puncture degree is incorrect. In some embodiments, a tablet pc may be used as the host computer 60, which has a data processing function, and may graphically present the detected signal state, so that the interaction has the characteristics of visualization and convenience improvement

The puncture device 70 mainly comprises an injector and a gesture sensing module 71, wherein the gesture sensing module 71 senses the gesture of the injector through a gyroscope 711, detects the angle and rotation of the injector in three dimensions, so as to monitor the gesture, namely the inclination, the rotation and the direction of the injector in real time, so that the operation can simulate the puncture force and can also feed back the puncture angle and the gesture, the gyroscope 711 communicates sensed gesture data with the upper computer 60 through a first wireless communication module 712 to complete real-time data transmission, an operator can observe the actual condition of the gesture of the injector through the upper computer 60, the poor puncture angle can be corrected in time, the training effect is improved, the battery module 713 is a power supply module which supplies electric energy for the gyroscope 711 and the first wireless communication module 712, and the positive operation of the two components is ensured. In some embodiments, the battery module 713 adopts a lithium battery module, and in some embodiments, the gyroscope 711 data received in the host computer 60 is presented in a graphical form, so that an operator can intuitively feel the current position and posture of the injector.

Referring to fig. 1, the substrate layer 21 is made of a flexible material, and is embedded in a portion to be pierced of the biomimetic model.

In particular, in practice, the veterinarian needs to adjust the penetration strength and depth according to the hand feeling, and the flexible substrate layer 21 can provide more realistic touch feeling for the operator and improve the simulation degree of training, and in a preferred embodiment, the substrate layer 21 is made of a sponge with a thickness of about 3 cm and is embedded into the portion to be penetrated (such as the neck of a cow) of the bionic model.

Referring to fig. 1, the skin layer 24 is a simulated fur layer.

Specifically, the skin 24 simulates the real look of a cow during puncture training to provide a realistic hand and feel to the operator, and in a preferred embodiment, the skin 24 provides an animal skin appearance and hair that more closely approximates a real cow with some wear and durability.

Referring to fig. 1-2, the conductive coating of the first sensing layer 22 is adhesively connected to the substrate layer 21, the conductive coating of the second sensing layer 23 is adhesively connected to the skin layer 24, and the conductive coating of the third sensing layer 31 is adhesively connected to the catheter. The first induction layer 22 is equipped with first logical groove near induction line 30 one side, the second induction layer 23 is equipped with the second logical groove near induction line 30 one side, first logical groove and second logical groove cooperation set up in order to form and hold induction line 30's accommodation space, the inseparable bonding of third induction layer 31 is in the accommodation space.

Specifically, the conductive coatings on the first sensing layer 22, the second sensing layer 23 and the third sensing layer 31 are respectively attached to one side of the first sensing layer 22 far away from the sensing pipeline 30, one side of the sensing pipeline 30 outside the sensing pipeline 30 and one side of the second sensing layer 23 far away from the sensing pipeline 30, wherein the conductive coating on the second sensing layer 23 is used for detecting whether the injector successfully penetrates through the skin layer 24, the conductive coating on the third sensing layer 31 is used for detecting whether the injector penetrates into or penetrates through the sensing pipeline 30, and the conductive coating on the first sensing layer 22 is used for detecting whether the injector does not penetrate into the sensing pipeline 30 correctly;

Referring to fig. 1, the medium supply 40 employs a circulation pump that provides simulated plasma to the sensing line 30. Both ends of the sensing pipe 30 are connected to a medium supply device 40 to form a circulation loop.

Specifically, in a real animal body, puncture not only needs to penetrate epidermis and subcutaneous tissue, but also needs to penetrate a vascular wall to interact with blood, simulation plasma is provided by adopting a circulating pump to provide a simulated blood circulation environment, and simulation of the blood circulation environment is not only used for improving simulation degree, but also used for providing actual puncture feedback (such as blood return effect) for an operator, wherein a dynamic environment simulated in the real animal body can be formed by regulating and controlling the speed and the pressure of the circulating pump, and the requirements of different training stages and scenes are met.

Referring to fig. 1, the needle portion of the syringe is made of a conductive material.

Specifically, the needle made of conductive materials and the conductive coatings on the first sensing layer 22, the second sensing layer 23 and the third sensing layer 31 form different electric loops, so that the puncture state can be fed back in time, and an operator can know whether the puncture is correct or not.

Example two

In this embodiment, the upper computer 60 adopts a tablet computer with virtual simulation software, the multi-layer receptor device 20, the sensing pipeline 30, the medium supply device 40 and the signal detection device 50 form a bovine neck vein simulation module, the puncture device 70 forms an injector module, and the tablet computer, the bovine neck vein simulation module and the injector module keep normal communication, and perform simulation training operation according to the following steps:

s1, virtual simulation software in a tablet personal computer is opened, a cattle intravenous injection program is entered, and a cattle neck anatomical structure is displayed in an interface;

s2, taking an injector module (capable of sucking liquid medicine normally), and displaying the real-time space posture of the injector in real time in simulation software through data interaction between the posture sensing module 71 and the tablet personal computer;

S3, the injector pierces Niu Gengbu the vein simulation module along the vein direction to simulate fur:

If the signal of the second sensing layer 23 and the third sensing layer 31 which are electrically communicated is detected, the upper computer 60 reports that the puncture position is correct, the puncture needle angle is a certain degree (obtained by the gesture sensing module 71);

If the signal that the second sensing layer 23 is electrically communicated with the first sensing layer 22 is detected, the upper computer 60 reports the puncture position error and requests to puncture again;

In the third case, if the second sensing layer 23, the first sensing layer 22 and the third sensing layer 31 are electrically connected, the upper computer 60 reports that the needle tip penetrates the blood vessel and then punctures again.

S4, when the puncture position is correct, the nipple part of the injector can see the blood return effect (simulated plasma is immersed in the liquid of the injector);

After voice broadcasting, detecting that the angle between the injector and the multi-layer receptor device 20 is smaller within three seconds, and playing the push animation in the upper computer 60;

In the second case, after the voice broadcast, the angle between the injector and the multi-layer receiver device 20 is not detected to change (or become larger) within three seconds, and the upper computer 60 broadcasts the voice injection angle error.

S5, the signal detection device 50 detects that the electric communication signal disappears, the upper computer 60 plays the voice injection completion, and plays the needle drawing animation.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations and modifications of the present utility model will be apparent to those of ordinary skill in the art in light of the foregoing description. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.

Claims (10)

1. Cattle venipuncture trainer, characterized in that includes:

The multi-layer receptor device (20) comprises a substrate layer (21), a first induction layer (22), a second induction layer (23) and an outer skin layer (24) which are sequentially arranged, wherein a conductive coating is arranged on one side, close to the substrate layer (21), of the first induction layer (22), and a conductive coating is arranged on one side, close to the outer skin layer (24), of the second induction layer (23);

The induction pipeline (30) is arranged between the first induction layer (22) and the second induction layer (23), the induction pipeline (30) comprises a guide pipe and a third induction layer (31), the third induction layer (31) is coated on the guide pipe, and a conductive coating is arranged on one side, close to the guide pipe, of the third induction layer (31);

a medium supply (40) in communication with at least one end of the induction line (30);

The signal detection device (50), the conductive coating of the first induction layer (22), the conductive coating of the second induction layer (23) and the conductive coating of the third induction layer (31) are electrically connected with the signal detection device (50);

The upper computer (60) is connected with the signal detection device (50);

The puncture device (70) comprises a syringe and a gesture sensing module (71), wherein the gesture sensing module is arranged on the syringe and is in wireless connection with the upper computer (60).

2. The bovine venipuncture training device according to claim 1, wherein the gesture sensing module (71) comprises a gyroscope (711), a first wireless communication module (712) and a battery module (713), wherein the gyroscope (711) is arranged on the injector, the first wireless communication module (712) is connected with the upper computer (60), and the gyroscope (711) and the first wireless communication module (712) are connected with the battery module (713).

3. The device for training intravenous puncture of cattle according to claim 1, wherein the signal detection device (50) is wirelessly connected with the upper computer (60) through a second wireless communication module.

4. A device for training venipuncture of cattle according to claim 1, wherein the substrate layer (21) is made of flexible material and is embedded in the part to be punctured of the bionic model.

5. A device according to claim 1, wherein the skin layer (24) is a simulated coat.

6. A device for training intravenous puncture of cattle according to claim 1, wherein the conductive coating of the first inductive layer (22) is adhesively attached to the backing layer (21), the conductive coating of the second inductive layer (23) is adhesively attached to the outer skin layer (24), and the conductive coating of the third inductive layer (31) is adhesively attached to the catheter.

7. The device for training the intravenous puncture of cattle according to claim 1, wherein a first through groove is formed in one side, close to the induction pipeline (30), of the first induction layer (22), a second through groove is formed in one side, close to the induction pipeline (30), of the second induction layer (23), the first through groove and the second through groove are matched to form a containing space for containing the induction pipeline, and the third induction layer (31) is tightly adhered in the containing space.

8. A device according to claim 1, wherein the medium supply means (40) is a circulation pump providing simulated plasma to the sensing line (30).

9. A device according to claim 7, wherein the sensing tube (30) is connected at both ends to a medium supply (40) to form a circulation loop.

10. The device of claim 1, wherein the needle portion of the syringe is made of an electrically conductive material.