CN212847236U

CN212847236U - Radial artery puncture exercise device under supersound guide that reusability is good

Info

Publication number: CN212847236U
Application number: CN202021435274.0U
Authority: CN
Inventors: 罗鹏; 张建光; 韩苗苗
Original assignee: Shenzhen Meijie Life Science Co ltd
Current assignee: Shenzhen Meijie Life Science Co ltd
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-03-30
Anticipated expiration: 2030-07-20

Abstract

The utility model relates to a radial artery puncture exercise device under supersound guide that reusability is good, the device include phantom, transfer line, imaging mechanism and be used for promoting the reciprocating mechanism that the interior liquid of transfer line flows, the transfer line runs through in the phantom, and after the transfer line both ends are connected and are formed closed circuit, reciprocating mechanism and transfer line intercommunication, imaging mechanism is connected with the phantom, still be provided with reflux unit on the phantom, reflux unit and transfer line intercommunication. After the transfer line in the phantom was practised by frequent puncture, can overflow partial liquid in the transfer line of phantom, after reflux unit and transfer line intercommunication, this reflux unit can be with in the phantom during partial liquid reflux transfer line that overflows to this guarantees the balance of liquid in the transfer line, simultaneously, this reflux unit can realize frequently carrying liquid in the transfer line, makes and remains sufficient liquid in the transfer line all the time, makes the device need not frequently to annotate the liquid, increases the reusability of the device.

Description

Radial artery puncture exercise device under supersound guide that reusability is good

Technical Field

The utility model belongs to the medical field, in particular to radial artery puncture exercise device under supersound guide that reusability is good.

Background

Puncture is a common medical operation term, and is a diagnosis and treatment technology for puncturing a puncture needle into a body cavity to extract secretion for testing, injecting gas or contrast medium into the body cavity for contrast examination, or injecting medicine into the body cavity. The puncture aims at blood drawing test, blood transfusion, fluid infusion, angiography by placing a catheter and the like; in the traditional puncture process, blind puncture is mostly adopted, the blind puncture has high requirement on the proficiency of an operator and often needs to be successful after multiple attempts, and the multiple punctures can cause bleeding or arterial spasm and the like to cause discomfort of a patient.

The radial artery is the peripheral artery which is most frequently selected for the arteriopuncture catheterization in clinic, the position of a blood vessel and a puncture needle can be visually observed by the arteriopuncture catheterization under the ultrasonic guidance, a complete needle insertion path is displayed on an ultrasonic acoustic image and the arteriopuncture catheterization is successfully placed, an operating doctor needs to have good ultrasonic operation experience and hand-eye coordination capability, the operation training which is close to the real condition and obtains the operation experience before the arteriopuncture catheterization under the ultrasonic guidance of a patient is particularly important, the success probability of puncture can be greatly improved, and the injury to the patient is reduced. However, for beginners, the operation of the arterial puncture catheterization under ultrasonic guidance is difficult, one-time puncture is difficult to succeed, and the position and the angle of the puncture needle are repeatedly adjusted, so that the injury to patients is large.

The name of the publication number is 'CN 210574595U', the name is 'an ultrasonic-guided radial artery puncture practice device', and the device comprises a body model, a transfusion tube, an imaging mechanism and a reciprocating mechanism used for pushing liquid in the transfusion tube to flow, wherein the transfusion tube penetrates through the body model, two ends of the transfusion tube are connected to form a closed loop, the reciprocating mechanism is communicated with the transfusion tube, and the imaging mechanism is connected with the body model. The reciprocating mechanism is arranged to enable liquid in the infusion tube to flow, so that the human blood flow is simulated, and the simulation effect of the device is better. The infusion tube is arranged in the phantom to simulate blood vessels in the skin of a human body. Through the imaging mechanism, the practicer can clearly see the shape and the position of the puncture needle, the puncture needle can quickly and accurately enter the infusion tube conveniently, and the conventional ultrasonic puncture device is skillfully used in the existing medical science through the practice of the device.

Utilize the piercing depth in the above-mentioned patent, realized the exercise of radial artery puncture under the ultrasonic guidance. However, in the above patent, the infusion tube leaks water after being frequently punctured, and after a long-time puncture practice, the liquid in the infusion tube is lost, and the simulation effect on the blood vessel of the human body is lost, so that how to ensure the balance of the liquid in the infusion tube and increase the use frequency and the service life of the device is of great significance to the puncture practice.

Disclosure of Invention

In order to solve the above problems, an object of the present invention is to provide a radial artery puncture practice device under the ultrasound guide that reusability is good, the device possesses good artery simulation effect, utilizes the device to realize the frequent practice of artery puncture, improves the success rate of puncture.

Another object of the utility model is to provide a radial artery puncture exercise device under supersound that reusability is good guide, the device is through the backward flow to the liquid of leaking behind the puncture, guarantees the balance of liquid in the transfer line, makes it reach good simulation effect.

Still another object of the utility model is to provide a radial artery puncture exercise device under supersound guide that reusability is good, the device structure is exquisite simple, product low in production cost, easy and simple to handle, exercise effectual, the convenient exercise use.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

the utility model relates to a radial artery puncture exercise device under supersound guide that reusability is good, the device include phantom, transfer line, imaging mechanism and be used for promoting the reciprocating mechanism that the interior liquid of transfer line flows, the transfer line runs through in the phantom, and after the transfer line both ends are connected and are formed closed circuit, reciprocating mechanism and transfer line intercommunication, imaging mechanism is connected with the phantom, its characterized in that, still be provided with reflux unit on the phantom, reflux unit and transfer line intercommunication. The reciprocating mechanism is arranged to enable liquid in the infusion tube to flow, so that the human blood flow is simulated, and the simulation effect of the device is better. The infusion tube is arranged in the phantom to simulate blood vessels in the skin of a human body. The setting through imaging mechanism has realized the inside transfer line positional information's of phantom detection and demonstration, the simulation is to human vascular detection and demonstration, the device is in the exercise use, the practitioner can find the inside transfer line position of phantom fast through imaging mechanism, can observe the form that the interior liquid of transfer line flows directly perceivedly, and through imaging mechanism, the practitioner can be clear see the shape and the position of pjncture needle, the pjncture needle of being convenient for can get into the transfer line fast accurately, through the exercise use to the device, the skilled use to conventional supersound piercing depth in current medical science has been reached. After the transfer line in the phantom was practised by frequent puncture, can overflow partial liquid in the transfer line of phantom, after reflux unit and transfer line intercommunication, this reflux unit can be with in the phantom during partial liquid reflux transfer line that overflows to this guarantees the balance of liquid in the transfer line, simultaneously, this reflux unit can realize frequently carrying liquid in the transfer line, makes and remains sufficient liquid in the transfer line all the time, makes the device need not frequently to annotate the liquid, increases the reusability of the device.

Further, the reflux device comprises an outer phantom box and a reflux pipe, the outer phantom box is wrapped on the outer side of the phantom, one end of the reflux pipe is communicated with the outer phantom box, and the other end of the reflux pipe is communicated with the infusion tube. Part of the liquid leaking from the phantom will be contained in the phantom outer tank and will flow back into the infusion line via the return line.

Furthermore, a three-way one-way valve is arranged at the joint of the return pipe and the infusion tube, one end of the three-way one-way valve is communicated with the return pipe and is one-way, and the other two ends of the three-way one-way valve are communicated with the infusion tube. The three-way one-way valve can make the liquid in the return pipe flow into the infusion tube in one way, and the liquid in the infusion tube cannot flow into the return pipe reversely.

Further, the backflow device further comprises a water tank, and the water tank is communicated with the backflow pipe. The water tank can store enough liquid, and a certain amount of liquid can be attached to the surface of the phantom, so that the liquid leaked from the liquid conveying pipe cannot be completely and timely returned to the liquid conveying pipe, and the water tank can provide enough liquid to ensure enough liquid in the liquid conveying pipe.

Further, be provided with the holding tank in the phantom, the holding tank and transfer line size looks adaptation. The holding tank is used for realizing the holding to the transfer line, with the setting of holding tank and transfer line size looks adaptation, both guaranteed that the transfer line can not take place to remove at will in the body membrane, also more be close human structure, reach good simulation effect.

Furthermore, a three-way valve and a one-way valve are arranged on the closed loop, two ports of the three-way valve are respectively communicated with two ends of the infusion tube, the other end of the three-way valve is communicated with the reciprocating mechanism, and the one-way valve is arranged on the infusion tube and is communicated with the infusion tube. The three-way valve is connected with two ends of the infusion tube and communicated with the reciprocating mechanism to provide a foundation for the liquid in the infusion tube to flow, so that the liquid in the infusion tube can form flow under the action of the reciprocating mechanism, and the design of the one-way valve ensures the one-way flow of the liquid in the infusion tube.

Furthermore, the reciprocating mechanism comprises an injector and a reciprocating motor, one end of the injector is fixedly connected with the reciprocating motor, and the other end of the injector is fixedly connected with a three-way valve. The connection of the injector and the reciprocating motor and the connection of the injector and the three-way valve enable liquid in the injector to be injected into the infusion tube under the action of the reciprocating motor, and the liquid in the infusion tube can be pumped into the infusion tube to form liquid circulation under the action of the reciprocating motor.

Furthermore, the injector comprises a pushing injection handle and a needle cylinder, one end of the pushing injection handle is fixedly connected with the reciprocating motor, the other end of the pushing injection handle is movably connected in the needle cylinder, an injection port is arranged on the needle cylinder, and the injection port is communicated with the three-way valve. The push injection handle is fixedly connected with the reciprocating motor, so that the stability of the reciprocating mechanism structure is ensured. The design of the push injection handle and the syringe provides a basis for the flow of liquid in the infusion tube.

Furthermore, the imaging mechanism comprises a detection assembly and a display, one end of the detection assembly is connected with the phantom, one end of the detection assembly corresponds to the position of the infusion tube, and the other end of the detection assembly is connected with the display. The detection subassembly is used for detecting and scanning the position characteristics of phantom inner structure with being connected of phantom, and the practitioner passes through the audio-visual positional information who observes pjncture needle puncture in-process of imaging mechanism, makes things convenient for the pjncture needle quick accurate to put into the transfer line, through the device, the practitioner fixes the detection subassembly on one hand, and the radial artery puncture of another handheld pjncture needle under carrying out the supersound guide is put the pipe exercise, can be skilled for the practitioner and use conventional supersound puncture instrument in present medical science and lay down good operation basis.

Further, the phantom is the silica gel material, the transfer line is the rubber materials, the transfer line is the replaceability consumptive material. The infusion tube can be replaced after repeated puncture practice, so that the condition of liquid leakage of the infusion tube is prevented.

The utility model discloses a reciprocating mechanism's setting makes the liquid in the transfer line form to flow, and the human blood of simulation flows, makes the device's simulation effect better. The infusion tube is arranged in the phantom to simulate blood vessels in the skin of a human body. The setting through imaging mechanism has realized the inside transfer line positional information's of phantom detection and demonstration, the simulation is to human vascular detection and demonstration, the device is in the exercise use, the practitioner can find the inside transfer line position of phantom fast through imaging mechanism, can observe the form that the interior liquid of transfer line flows directly perceivedly, and through imaging mechanism, the practitioner can be clear see shape and the position of pjncture needle, the pjncture needle of being convenient for can get into the transfer line fast accurately, through the exercise use to the device, the skilled use to conventional supersound piercing depth among the current medical science has been reached. After the transfer line in the phantom was practised by frequent puncture, can overflow partial liquid in the transfer line of phantom, after reflux unit and transfer line intercommunication, this reflux unit can be with in the phantom during partial liquid reflux transfer line that overflows to this guarantees the balance of liquid in the transfer line, simultaneously, this reflux unit can realize frequently carrying liquid in the transfer line, makes and remains sufficient liquid in the transfer line all the time, makes the device need not frequently to annotate the liquid, increases the reusability of the device.

In summary, by using the device, the practicer can achieve the following effects:

1. rapidly searching a target blood vessel under ultrasound;

2. familiar with blood flow imaging of the radial artery under ultrasound;

3. the puncture needle can be skillfully developed clearly under ultrasound;

4. the puncture needle is accurately placed into the target blood vessel under the ultrasonic guidance.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a structural view of the lower body mold of the present invention.

Figure 3 is a structural view of the phantom of the invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

referring to fig. 1-3, do the utility model relates to a radial artery puncture exercise device under supersound guide that reusability is good, the device include phantom 1, transfer line 2, imaging mechanism (not shown) and be used for promoting transfer line 2 in the reciprocating mechanism 4 that liquid flows, transfer line 2 runs through in

phantom

1, and 2 both ends of transfer line connect and form behind the closed circuit, reciprocating mechanism 4 and transfer line 2 intercommunication, imaging mechanism are connected with phantom 1, still be provided with reflux unit 3 on the phantom 1, reflux unit 3 and transfer line 2 intercommunication. The reciprocating mechanism 4 enables the liquid in the infusion tube 2 to flow, simulates the blood flow of a human body, and enables the simulation effect of the device to be better. The transfusion tube 2 is arranged in the phantom 1 to simulate blood vessels in the skin of a human body. Realized the detection and the demonstration of 2 positional information of inside transfer line of phantom 1 through setting up of imaging mechanism, the simulation is to human vascular detection and demonstration, the device is in the exercise use, practitioner can be quick through imaging mechanism finds the 2 positions of the inside transfer line of phantom 1, can audio-visual observation the form that liquid flows in the transfer line 2, and through imaging mechanism, practitioner can be clear see the shape and the position of pjncture needle, the entering transfer line 2 that the pjncture needle can be accurate fast of being convenient for, use through the exercise to the device, the skilled use to conventional supersound piercing depth in current medical science has been reached. After the infusion tube 2 in the phantom 1 is frequently punctured and practiced, partial liquid can overflow in the infusion tube 2 of the phantom 1, after the reflux unit 3 is communicated with the infusion tube 2, the reflux unit 3 can reflux partial liquid overflowing in the phantom into the infusion tube, so as to ensure the balance of the liquid in the infusion tube 2, and meanwhile, the reflux unit 3 can realize frequent liquid conveying in the infusion tube 2, so that sufficient liquid is always kept in the infusion tube 2, the device is not required to be frequently injected with liquid, and the reusability of the device is improved.

The reflux device 3 comprises a phantom outer box 31 and a reflux pipe 32, the phantom outer box 31 is wrapped on the outer side of the phantom 1, one end of the reflux pipe 32 is communicated with the phantom outer box 31, and the other end of the reflux pipe 32 is communicated with the infusion tube 2. Part of the liquid leaking from the phantom 1 is contained in the phantom housing 31 and re-flows into the infusion tube 2 through the return tube 32.

A three-way check valve 33 is arranged at the joint of the return pipe 32 and the infusion tube 2, one end of the three-way check valve 33 is communicated with the return pipe 32 and is unidirectional, and the other two ends of the three-way check valve 33 are communicated with the infusion tube 2. The three-way check valve 33 can make the liquid in the return pipe 32 flow into the infusion tube 2 in one direction without causing the liquid in the infusion tube 2 to flow into the return pipe 32 in the reverse direction.

Wherein the return device 3 further comprises a water tank 34, the water tank 34 being in communication with the return conduit 32. The water tank 34 can store a sufficient amount of liquid, and since a certain amount of liquid adheres to the surface of the phantom 1, it cannot be completely ensured that the liquid leaked from the infusion tube 2 flows back into the infusion tube 2 completely and timely, and the water tank 34 can supply a sufficient amount of liquid to ensure a sufficient amount of liquid in the infusion tube 2.

In this embodiment, the phantom 1 comprises an upper phantom 11 and a lower phantom 12, the upper phantom 11 and the lower phantom 12 are detachably connected to form a receiving groove 13, and the receiving groove 13 is adapted to the size of the infusion tube 2. The design of holding tank 13 provides accommodation space for depositing of transfer line 2 in the phantom, and holding

tank

13 and 2 size adaptations of transfer line have guaranteed the stability of the device structure.

In this embodiment, the upper surface of the upper body mold 11 is provided with more than one auxiliary grooves 111, and the auxiliary grooves 111 are uniformly distributed on the upper surface of the upper body mold 11; go up protruding joint strip 112 that forms of phantom 11 lower surface, joint strip 112 sets up to more than one, and more than one joint strip 112 evenly distributed is on last phantom 11 lower surface. The design of the auxiliary grooves 111 facilitates the disassembly and assembly of the phantom 1.

In this embodiment, the lower body mold 12 is provided with more than one clamping groove 121, and the clamping grooves 121 are matched with the clamping strips 112 in size and are opposite in position; when the upper body mold 11 and the lower body mold 12 are detachably connected, the clamping strip 112 is clamped in the clamping groove 121. The assembling mode of the body model 1 adopts the clamping connection of the clamping strip 112 of the upper body model 11 and the clamping groove 121 of the lower body model 12, so that the upper body model 11 and the lower body model 12 can be assembled and disassembled conveniently.

In this embodiment, the infusion tube 2 is provided with a three-way valve 21 and a one-way valve 22 at a joint, two ports of the three-way valve 21 are respectively communicated with two ends of the infusion tube 2, the other end of the three-way valve 21 is communicated with the reciprocating mechanism 4, and the one-way valve 22 is arranged on the infusion tube 2 and is communicated with the infusion tube 2. The three-way valve 21 is connected with two ends of the infusion tube 2 and is communicated with the reciprocating mechanism 4 to provide a basis for the liquid in the infusion tube 2 to flow, so that the liquid in the infusion tube 2 can form a flow under the action of the reciprocating mechanism, and the design of the one-way valve 22 ensures the one-way flow of the liquid in the infusion tube 2.

In this embodiment, the reciprocating mechanism 4 comprises an injector 41 and a reciprocating motor 42, one end of the injector 41 is fixedly connected with the reciprocating motor 42, and the other end of the injector 41 is fixedly connected with the three-way valve 21. The connection between the injector 41 and the reciprocating motor 42 and the connection between the injector 41 and the three-way valve 21 enable the liquid in the injector 41 to be injected into the infusion tube 2 under the action of the reciprocating motor 42, and the liquid in the infusion tube 2 can be pumped into the infusion tube 2 to form liquid circulation through the action of the reciprocating motor 42.

In this embodiment, the injector 41 includes a bolus handle 411 and a syringe 412, one end of the bolus handle 411 is fixedly connected to the reciprocating motor 42, the other end of the bolus handle 411 is movably connected to the syringe 412, and the syringe 412 is provided with an injection port 413, and the injection port is communicated with the three-way valve 21. The push injection handle 411 is fixedly connected with the reciprocating motor 42, so that the structural stability of the reciprocating mechanism 4 is ensured. The design of bolus handle 411 and syringe 412 provide a basis for the flow of fluid in infusion tube 2.

In this embodiment, the imaging mechanism comprises a detection component (not shown) and a display (not shown), one end of the detection component is connected with the phantom 1, one end of the detection component corresponds to the position of the infusion tube 2, and the other end of the detection component is connected with the display. The detection subassembly is used for detecting and scanning the position characteristics of 1 inner structure of phantom with being connected of phantom 1, and the practitioner observes the positional information of pjncture needle puncture in-process through imaging mechanism directly perceivedly, makes things convenient for the pjncture needle to put into transfer line 2 fast accurately, through the device, the practitioner fixes the detection subassembly on one hand, and the radial artery puncture of another handheld pjncture needle under carrying out the supersound guide is put the pipe exercise, can be skilled for the practitioner and use good operation basis of having laid down in the conventional supersound puncture instrument now medical science.

In this embodiment, phantom 1 is the silica gel material, transfer line 2 is the rubber materials, transfer line 2 is the replaceability consumptive material. Can also replace transfer line 2 after the exercise of puncturing many times, prevent that the condition of weeping from appearing in transfer line 2.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a radial artery puncture exercise device under supersound guide that reusability is good, the device include phantom, transfer line, imaging mechanism and be used for promoting the reciprocating mechanism that the intraductal liquid of transfer flows, the transfer line runs through in the phantom, and after the transfer line both ends are connected and are formed closed circuit, reciprocating mechanism and transfer line intercommunication, imaging mechanism is connected with the phantom, its characterized in that, still be provided with reflux unit on the phantom, reflux unit and transfer line intercommunication.

2. The device for practicing radial artery puncture under ultrasonic guidance with good reusability as claimed in claim 1, wherein the reflux device comprises an outer phantom box and a reflux pipe, the outer phantom box is wrapped outside the phantom, one end of the reflux pipe is communicated with the outer phantom box, and the other end of the reflux pipe is communicated with the infusion tube.

3. The device for exercising radial artery puncture under ultrasonic guidance with good reusability as claimed in claim 2, wherein a three-way check valve is disposed at the joint of the return pipe and the infusion tube, one end of the three-way check valve is communicated with the return pipe and is one-way, and the other two ends of the three-way check valve are communicated with the infusion tube.

4. The device of claim 3 wherein the return means further comprises a water tank, the water tank being in communication with a return conduit.

5. The ultrasound-guided radial artery puncture practice device with good reusability as claimed in claim 1, wherein the phantom is provided with a receiving groove therein, and the receiving groove is adapted to the size of the infusion tube.

6. The device for practicing radial artery puncture under ultrasound guidance with good reusability as claimed in claim 1, wherein the closed loop is provided with a three-way valve and a one-way valve, two ports of the three-way valve are respectively communicated with two ends of the infusion tube, the other end of the three-way valve is communicated with the reciprocating mechanism, and the one-way valve is arranged on the infusion tube and communicated with the infusion tube.

7. The device for practicing radial artery puncture under ultrasound guidance with good reusability as claimed in claim 6, wherein the reciprocating mechanism comprises an injector and a reciprocating motor, one end of the injector is fixedly connected with the reciprocating motor, and the other end of the injector is fixedly connected with a three-way valve.

8. The device for practicing radial artery puncture under ultrasound guidance with good reusability as claimed in claim 7, wherein the injector comprises a push injection handle and a syringe, one end of the push injection handle is fixedly connected with the reciprocating motor, the other end of the push injection handle is movably connected in the syringe, the syringe is provided with an injection port, and the injection port is communicated with the three-way valve.

9. The device for practicing radial artery puncture under ultrasound guidance with good reusability as claimed in claim 1, wherein the imaging mechanism comprises a detection component and a display, one end of the detection component is connected with the phantom, one end of the detection component corresponds to the position of the infusion tube, and the other end of the detection component is electrically connected with the display.

10. The ultrasound-guided radial artery puncture practice device with good reusability as claimed in claim 1, wherein the phantom is made of silica gel, the infusion tube is made of rubber material, and the infusion tube is a replaceable consumable.