CN105632311A

CN105632311A - Arm vein puncture model

Info

Publication number: CN105632311A
Application number: CN201610156181.6A
Authority: CN
Inventors: 佘兮; 韩翼
Original assignee: Second Affiliated Hospital of TMMU
Current assignee: Third Military Medical University TMMU; Second Affiliated Hospital of TMMU
Priority date: 2016-03-18
Filing date: 2016-03-18
Publication date: 2016-06-01
Anticipated expiration: 2036-03-18
Also published as: CN105632311B

Abstract

The invention discloses an arm vein puncture model, which comprises an arm model, a simulated blood vessel, a liquid storage box for storing simulated blood, and a turbine for providing power for circulation flow of the simulated blood. The liquid storage box is connected with the turbine; the turbine is provided with a stepless speed regulation switch; the arm model comprises a simulated skin layer, a simulated subcutaneous tissue layer and a muscle body model, which are sequentially arranged from the outside in, wherein the surface of the muscle body model is provided with a groove for equipping the simulated blood vessel; and the simulated blood vessel is partially arranged in the arm model, and a liquid inlet and a liquid outlet of the simulated blood vessel are connected with the liquid outlet end and the liquid inlet end of the turbine respectively. The arm vein puncture model can provide convenience for medical personnel to carry out puncture exercise, thereby improving the level of puncture technique of the medical personnel.

Description

Arm vein puncturing pattern

Technical field

The present invention relates to a kind of medical educational model, in particular to a kind of arm vein puncturing pattern.

Background technology

Venipuncture is working medical personnel's medical skill the most basic; school or medical educational unit are when clinical care teaching carries out venipuncture practice; mainly still puncture mutually between learner, then mainly puncture with it from patient and obtain perception after work unit. Such one is the increase in the misery of patient, and two is the exercise number of times limiting puncture, especially carries out technology investigation in the presence of in face of patient, is delayed the time that medical personnel grasp puncture technique as early as possible.

, it is necessary to a kind of arm vein puncturing pattern, therefore to facilitate medical personnel to carry out puncture exercise, it is to increase the puncture technique level of medical personnel.

Summary of the invention

In view of this, it is an object of the invention to provide a kind of arm vein puncturing pattern, to facilitate medical personnel to carry out puncture exercise, it is to increase the puncture technique level of medical personnel.

The arm vein puncturing pattern of the present invention, comprise arm model, simulated blood vessel, for store emulation blood liquid storage box and for for emulation blood circulate provide power turbine; Described liquid storage box is connected with turbine, and described turbine is provided with stepless speed-regulating switch; Described arm model comprises from outer toward interior simulation skin layer sheathed successively, emulation hypodermis layer and human body model, and the surface of described human body model is provided with the groove for installing simulated blood vessel; Described simulated blood vessel part be located in arm model and its fluid inlet and liquid outlet respectively outlet end and liquid feeding end with turbine be connected.

Further, described emulation hypodermis layer comprises outer membrane and internal layer cavity, and described internal layer cavity is provided with implementation of port, tap hole I and tap hole II; This model also comprises a device for casting, described device for casting comprises controller, the first cavity volume, the 2nd cavity volume, power-driven pump I, power-driven pump II, power-driven pump III, automatically controlled T-valve, electrically-controlled valve I, electrically-controlled valve II, pipeline I, pipeline II and pipeline III, and described power-driven pump I, power-driven pump II, power-driven pump III, automatically controlled T-valve, electrically-controlled valve I and electrically-controlled valve II are connected with controller respectively; Described first cavity volume stores the sodium chloride aqueous solution identical with arm oedema specific conductivity, and described 2nd cavity volume stores the sodium chloride aqueous solution identical with arm tissue conductivities; The implementation of port of described first cavity volume, the 2nd cavity volume and internal layer cavity is connected on three ports of automatically controlled T-valve I by pipeline I, and described power-driven pump I is located in pipeline I; The tap hole I of described first cavity volume and internal layer cavity is connected by pipeline II, and described electrically-controlled valve I and power-driven pump II are located in pipeline II; The tap hole II of described 2nd cavity volume and internal layer cavity is connected by pipeline III, and described electrically-controlled valve II and power-driven pump III are located in pipeline III.

Further, described simulated blood vessel adopts elastic rubber pipe to make.

Further, described simulation skin layer adopts latex material to make.

Further, described emulation hypodermis layer adopts silica gel material to make.

Further, described human body model adopts elastomeric material to make.

The useful effect of the present invention: the arm vein puncturing pattern of the present invention, feel emulation, image, turbine makes emulation blood circulate in simulated blood vessel, and outputting power can regulate according to actual needs, for medical teaching and medical personnel provide the exercise of more closeness to life more true to nature, to facilitate medical personnel to carry out puncture exercise, it is to increase the puncture technique level of medical personnel; Simulation skin layer, emulation hypodermis layer and human body model are sheathed installation successively, and simulated blood vessel adopts installation by adhering, are convenient to clean or change; Present configuration is simple, easy to use, is suitable for applying in medical educational field.

Accompanying drawing explanation

Below in conjunction with drawings and Examples, the invention will be further described:

Fig. 1 is the structural representation that the present invention lacks device for casting;

Fig. 2 is A-A sectional view in Fig. 1;

Fig. 3 is the structure diagram that the emulation hypodermis layer of the present invention is connected with device for casting;

Fig. 4 is the functional block diagram of the device for casting of the present invention.

Embodiment

As depicted in figs. 1 and 2: the arm vein puncturing pattern of the present embodiment, comprise arm model 1, simulated blood vessel 2, for store emulation blood liquid storage box 3 and for for emulation blood circulate provide power turbine 4; Described liquid storage box 3 is connected with turbine 4, and described turbine 4 is provided with stepless speed-regulating switch 4a; Described arm model 1 comprises from outer toward interior simulation skin layer 11 sheathed successively, emulation hypodermis layer 12 and human body model 13, and the surface of described human body model 13 is provided with the groove 13a for installing simulated blood vessel 2; Described simulated blood vessel 2 part be located in arm model 1 and its fluid inlet and liquid outlet respectively outlet end and liquid feeding end with turbine 4 be connected; Arm model 1 is corresponding with shape, the structure of staff; Described simulated blood vessel 2 can adopt elastic rubber pipe to make, and has certain elasticity and snappiness; Described simulation skin layer 11 can adopt latex material to make, and described emulation hypodermis layer 12 can adopt silica gel material to make, and described human body model 13 can adopt elastomeric material to make.

The arm vein puncturing pattern of the present embodiment, feel emulation, image, turbine 4 makes emulation blood circulate in simulated blood vessel 2, and outputting power can regulate according to actual needs, for medical teaching and medical personnel provide the exercise (such as can simulate blood flow state when human body is suffered a shock) of more closeness to life more true to nature, to facilitate medical personnel to carry out puncture exercise, it is to increase the puncture technique level of medical personnel; Simulation skin layer 11, emulation hypodermis layer 12 and human body model 13 are sheathed installation successively, and simulated blood vessel 2 adopts installation by adhering, are convenient to clean or change.

As shown in Figure 3, Figure 4, the arm vein puncturing pattern of the present embodiment also can set up a device for casting, to realize the simulation of arm edematous state, further for medical teaching and medical personnel provide the exercise of more closeness to life more true to nature; Now, described emulation hypodermis layer 12 comprises outer membrane 121 and internal layer cavity 122, and described internal layer cavity 122 is provided with implementation of port 122a, tap hole I 122b and tap hole II 122c; This model also comprises a device for casting, described device for casting comprises controller 51, first cavity volume 52, the 2nd cavity volume 53, power-driven pump I 54, power-driven pump II 55, power-driven pump III 56, automatically controlled T-valve 57, electrically-controlled valve I 58, electrically-controlled valve II 59, pipeline I 60, pipeline II 61 and pipeline III 62, and described power-driven pump I 54, power-driven pump II 55, power-driven pump III 56, automatically controlled T-valve 57, electrically-controlled valve I 58 and electrically-controlled valve II 59 are connected with controller 51 respectively; Described first cavity volume 52 stores the sodium chloride aqueous solution identical with arm oedema specific conductivity, and described 2nd cavity volume 53 stores the sodium chloride aqueous solution identical with arm tissue conductivities; The implementation of port 122a of described first cavity volume 52, the 2nd cavity volume 53 and internal layer cavity is connected on three ports of automatically controlled T-valve 57 I by pipeline I 60, and described power-driven pump I 54 is located in pipeline I 60; Tap hole I 122b of described first cavity volume 52 and internal layer cavity is connected by pipeline II 61, and described electrically-controlled valve I 58 and power-driven pump II 55 are located in pipeline II 61; Tap hole II 122c of described 2nd cavity volume 53 and internal layer cavity is connected by pipeline III 62, and described electrically-controlled valve II 59 and power-driven pump III 56 are located in pipeline III 62; Implementation of port 122a, tap hole I 122b and tap hole II 122c can protrude from simulation skin layer 11 as required, act as prerequisite with what do not affect simulated blood vessel 2; By this structure, internal layer cavity can fill liquid as required from the first cavity volume 52 or the 2nd cavity volume 53, to simulate the normal of arm or edematous state; Controller 51 can control the suitable switch of each valve and pump, operates to realize filling liquid, to change liquid, does not repeat them here; Device for casting can share city's electricity power supply with turbine 4, it is also possible to separately establishes store battery.

What finally illustrate is, above embodiment is only in order to illustrate the technical scheme of the present invention and unrestricted, although with reference to better embodiment to invention has been detailed explanation, it will be understood by those within the art that, the technical scheme of the present invention can be modified or equivalent replacement, and not departing from objective and the scope of technical solution of the present invention, it all should be encompassed in the middle of the right of the present invention.

Claims

1. an arm vein puncturing pattern, it is characterised in that: comprise arm model, simulated blood vessel, for store emulation blood liquid storage box and for for emulation blood circulate provide power turbine; Described liquid storage box is connected with turbine, and described turbine is provided with stepless speed-regulating switch; Described arm model comprises from outer toward interior simulation skin layer sheathed successively, emulation hypodermis layer and human body model, and the surface of described human body model is provided with the groove for installing simulated blood vessel; Described simulated blood vessel part be located in arm model and its fluid inlet and liquid outlet respectively outlet end and liquid feeding end with turbine be connected.

2. arm vein puncturing pattern according to claim 1, it is characterised in that: described emulation hypodermis layer comprises outer membrane and internal layer cavity, and described internal layer cavity is provided with implementation of port, tap hole I and tap hole II; This model also comprises a device for casting, described device for casting comprises controller, the first cavity volume, the 2nd cavity volume, power-driven pump I, power-driven pump II, power-driven pump III, automatically controlled T-valve, electrically-controlled valve I, electrically-controlled valve II, pipeline I, pipeline II and pipeline III, and described power-driven pump I, power-driven pump II, power-driven pump III, automatically controlled T-valve, electrically-controlled valve I and electrically-controlled valve II are connected with controller respectively; Described first cavity volume stores the sodium chloride aqueous solution identical with arm oedema specific conductivity, and described 2nd cavity volume stores the sodium chloride aqueous solution identical with arm tissue conductivities; The implementation of port of described first cavity volume, the 2nd cavity volume and internal layer cavity is connected on three ports of automatically controlled T-valve I by pipeline I, and described power-driven pump I is located in pipeline I; The tap hole I of described first cavity volume and internal layer cavity is connected by pipeline II, and described electrically-controlled valve I and power-driven pump II are located in pipeline II; The tap hole II of described 2nd cavity volume and internal layer cavity is connected by pipeline III, and described electrically-controlled valve II and power-driven pump III are located in pipeline III.

3. arm vein puncturing pattern according to claim 1, it is characterised in that: described simulated blood vessel adopts elastic rubber pipe to make.

4. arm vein puncturing pattern according to claim 3, it is characterised in that: described simulation skin layer adopts latex material to make.

5. arm vein puncturing pattern according to claim 4, it is characterised in that: described emulation hypodermis layer adopts silica gel material to make.

6. arm vein puncturing pattern according to claim 5, it is characterised in that: described human body model adopts elastomeric material to make.