CN213211462U

CN213211462U - Peripherally inserted central venous catheter maintenance model

Info

Publication number: CN213211462U
Application number: CN202022329264.5U
Authority: CN
Inventors: 李慧
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-05-14
Anticipated expiration: 2030-10-19

Abstract

The utility model discloses a central venous catheter maintenance model of putting into through periphery, including human model, human model has head, upper limbs to and the important body surface sign of truck, clavicle, sternoclavicular joint, rib, sternum, vasculature include the median vein of honour, cephalic vein, elbow median vein, epicoele vein, two inboard being located the median vein epidermis outside of arm is provided with the opening, and the opening part is student's exercise puncture, inserts the pipe, and shoulder joint department elbow joint department is provided with universal coupling, and the arm can rotate, set up the gasbag under the skin about 10cm of both sides elbow joint top, gasbag inflation inlet department is connected with a toper stopper, and the student of being convenient for practises the measurement arm and encloses.

Description

Peripherally inserted central venous catheter maintenance model

Technical Field

The utility model relates to a medical science teaching equipment technical field specifically is a central venous catheter maintenance model of putting into through the periphery.

Background

At present, the clinical use of the PICC is gradually increased, the PICC is limited by practical training conditions, relevant practical training is not developed in schools, students in nursing specialties generally conduct relevant learning through clinical practice or practice, operation is short of practice opportunities, and better learning cannot be achieved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a central venous catheter maintenance model of putting into through the periphery can make the student carry out relevant study, operation through setting up silicon rubber skin and blood vessel.

In order to achieve the above object, the utility model provides a following technical scheme: a peripherally inserted central venous catheter maintenance model comprises a human body model, wherein the human body model comprises a head, an upper limb, a trunk, a clavicle, a sternoclavicular joint, ribs, a sternum, elbow joint skin and a vascular system which are connected together according to human body characteristics, the vascular system is fixedly installed inside the human body model and comprises basilic veins, a head vein, an elbow median vein and a superior vena cava, the basilic veins, the head vein, the elbow median vein and the superior vena cava are connected according to the real human body vena, universal couplings are arranged at shoulder joints and elbow joints, air bags are arranged below the elbow joint skin on two sides, air bag inflation ports are formed in the outer side skin corresponding to the air bags, and a conical plug is connected at the air bag inflation ports.

Preferably, the head is sleeved with the neck of the trunk, a cylinder thinner than the neck is formed by outwards protruding the top end of the neck of the trunk, and the top end of the cylinder is fixedly connected with a block body with a diameter larger than that of the cylinder.

Preferably, the upper end and the lower end of the universal coupling are fixedly connected with the human body model through screws, and the middle part of the universal coupling is connected through a shaft to realize rotation.

Preferably, a second opening is formed in the position, corresponding to the skin of the superior vena cava, of the chest of the human body model, and a plug is connected to the second opening.

Preferably, the epidermis of the two arms, which is positioned outside the basilic vein, is provided with a first opening as a puncture point, and the first opening is connected with a piston.

Preferably, the superior vena cava on both sides and the skin on the upper part of the superior vena cava are made of transparent silica gel, and the skin and the blood vessel are made of silicon rubber materials.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model adopts the transparent silica gel for the skin above the superior vena cava and the superior vena cava on two sides, the superior vena cava micro powder is transparent, the skin is colorless and transparent, the position of the tip end of the inserted central venous catheter can be seen in vitro, and students can conveniently know the position of the central venous catheter;

secondly, the air bags are arranged under the skin 10cm above the elbow joints at two sides, so that whether students can correctly evaluate the arm circumference or not can be checked conveniently;

thirdly, the utility model discloses a set up the vasculature and link to each other with external pipeline, pour into simulation blood during the use, be convenient for the examination student suction returns the blood aassessment pipe function.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the arm structure of the present invention;

FIG. 3 is a schematic view of the neck structure of the present invention;

in the figure: 1-head, 2-upper limb, 3-clavicle, 4-rib, 5-sternoclavicular joint, 6-superior vena cava, 7-basilic vein, 8-cephalic vein, 9-median cubital vein, 10-first opening, 11-universal coupling, 12-air bag inflation opening, 13-conical plug, 14-block, 15-piston, 16-second opening, and 17-sternum.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: a peripherally inserted central catheter maintenance model comprises a human body model, wherein the human body model comprises a head part 1, upper limbs 2, a trunk part, a clavicle 3, a sternoclavicular joint 5, ribs 4, a sternum 17, elbow joint skin and a vascular system which are connected together according to human body characteristics, the vascular system is fixedly installed inside the human body model and comprises a basilic vein 7, a head vein 8, an elbow median vein 9 and a superior vena cava 6, the basilic vein 7, the head vein 8, the elbow median vein 9 and the superior vena cava 6 are connected according to a real human body vein, universal couplings 11 are arranged at the shoulder joint and the elbow joint, air bags are arranged under the skin of the elbow joints at two sides, an air bag inflation port 12 is formed in the outer side skin corresponding to the air bags, and a conical plug 13 is connected at the air bag inflation port 12.

Specifically, the head 1 is sleeved with the neck of the trunk, a cylinder thinner than the neck is formed by outwards protruding the top end of the neck of the trunk, and the top end of the cylinder is fixedly connected with a block 14 of which the diameter is larger than that of the cylinder.

Specifically, the upper end and the lower end of the universal coupling 11 are fixedly connected with the manikin through screws, and the middle part of the universal coupling 11 is connected through a shaft to realize rotation.

Specifically, the position of the chest of the human body model, which corresponds to the skin of the superior vena cava 6, is provided with a second opening 16, the second opening 16 is connected with a plug, an external pipeline penetrates the lower side of the skin from the second opening 16 to be connected with the superior vena cava 6, and the simulated blood is infused into a vascular system from the external pipeline when the human body model is used.

Specifically, the epidermis of both arms on the outside of the basilic vein 7 is provided with a first opening 10 as a puncture point, and a piston 15 is connected to the first opening 10.

Particularly, the superior vena cava 6 on two sides and the skin on the upper part of the superior vena cava both adopt transparent silica gel, the tip position of the central venous catheter placed in the human body model can be seen in vitro, and the skin and the blood vessel are made of silicon rubber materials, so that students can know the position of the central venous catheter conveniently.

The working principle is as follows: when the human body model is used, disinfection is firstly carried out at a position needing puncture, the skin is made of silica gel materials and can be directly disinfected on the skin, a central venous catheter with high simulation degree is inserted from an opening of a basilic vein, a small piston is arranged at the joint of the puncture point and the catheter, leakage when the vascular system is full is prevented, the upper limb is unfolded to be 45 degrees with the body, the catheter can conveniently penetrate through the vein, and as the skin is colorless and transparent, students can see the position where the catheter is inserted and the position where the catheter is inserted, the superior vena cava is provided with an opening and can be filled with liquid, liquid backflow is carried out, the function of the catheter for evaluating blood suction and return of the students is well examined, an air bag is arranged under the skin on the arm of the human body model and can be inflated.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A peripherally inserted central catheter maintenance model comprising a manikin comprising a head (1), upper limbs (2), a torso, a clavicle (3), a sternoclavicular joint (5), ribs (4), a sternum (17), an elbow skin, and a vasculature connected together according to a physical characteristic, characterized in that: vasculature fixed mounting is inside the human model, and includes basilic vein (7), cephalic vein (8), elbow median vein (9), superior vena cava (6), basilic vein (7), cephalic vein (8), elbow median vein (9), superior vena cava (6) connect according to real human venation, and shoulder joint department and elbow joint department are provided with universal coupling (11), set up the gasbag under the both sides elbow joint skin, have seted up gasbag inflation inlet (12) on the outside skin that corresponds the gasbag, are connected with a toper stopper (13) in gasbag inflation inlet (12) department.

2. A peripherally inserted central catheter maintenance model as recited in claim 1, wherein: the head (1) is sleeved with the neck of the trunk, the top end of the neck of the trunk protrudes outwards to form a cylinder thinner than the neck, and the top end of the cylinder is fixedly connected with a block body (14) of which the diameter is larger than that of the cylinder.

3. A peripherally inserted central catheter maintenance model as recited in claim 1, wherein: the upper end and the lower end of the universal coupling (11) are fixedly connected with the human body model through screws, and the middle part of the universal coupling (11) is connected through a shaft to realize rotation.

4. A peripherally inserted central catheter maintenance model as recited in claim 1, wherein: the position of the chest of the human body model, which corresponds to the skin of the superior vena cava (6), is provided with a second opening (16), and the second opening (16) is connected with a plug.

5. A peripherally inserted central catheter maintenance model as recited in claim 1, wherein: the epidermis of the two arms, which is positioned at the outer side of the basilic vein (7), is provided with a first opening (10) which is used as a puncture point, and the first opening (10) is connected with a piston (15).

6. A peripherally inserted central catheter maintenance model as recited in claim 1, wherein: the superior vena cava (6) at both sides and the skin at the upper part thereof are made of transparent silica gel, and the skin and the blood vessel are made of silicon rubber.