CN113129719A

CN113129719A - TIPSS intervenes treatment trainer

Info

Publication number: CN113129719A
Application number: CN202110422222.2A
Authority: CN
Inventors: 曾欢; 倪忠涵; 赖化平; 刘金生; 曾圆圆
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2021-07-16

Abstract

The invention discloses a TIPSS interventional therapy training device, which comprises a venous vascular system and a human body shell coated outside the venous vascular system and the human body shell; a blood vessel fixing device and a circulating power device are fixedly connected to a blood vessel of the venous vascular system; the venous vascular system comprises a cerebral vein intervention module, a TIPSS intervention module, a heart intervention module and an inferior vena cava intervention module; the ends of the upper sagittal vein and the left and right iliac veins are provided with two inlets, and the right atrium is provided with a main liquid outlet to provide liquid for the whole device; two sheath inlet pipe openings are arranged above the left iliac vein and the right iliac vein and are used for the inlet of a guide wire of the catheter; the blood vessel fixing device comprises a cerebral vein, a heart, a hepatic vein, a portal vein and an inferior vena cava blood vessel fixing base; the operation display module comprises a movable high-definition camera and a high-definition display screen; the circulating power device comprises a circulating system box body, a controllable pressure-regulating power motor and a pipeline. The invention has high restoration to the human venous vascular system, can be disassembled and assembled, can replace blood vessels at the same part, improves the flexibility of interventional operation simulation, can carry out various operation simulations, and promotes the popularization and development of the TIPSS interventional operation.

Description

TIPSS intervenes treatment trainer

Technical Field

The invention relates to the technical field of interventional medical training devices, in particular to a TIPSS interventional therapy training device.

Background

Portal hypertension is an important factor affecting the clinical prognosis of patients with liver cirrhosis, and the severity of portal hypertension determines the occurrence and development of complications of liver cirrhosis (such as bleeding due to esophageal and gastric varices rupture, hydrops in abdominal cavity, hepatorenal syndrome and the like).

The intrahepatic portosystemic shunt (TIPSS) through jugular vein has been clinically applied for more than 20 years, has high success rate of operation and has been widely proved in clinical curative effect. But the application and popularity of the TIPSS treatment in China is slow: firstly, the difficulty of operation is high, and the TIPSS is one of high difficulty in peripheral intervention operation, and the difficulty of TIPSS treatment lies in the establishment of a channel from a hepatic vein to a portal vein, and the traditional TIPSS mode is from the hepatic vein to the portal vein by blind puncture. With the risk of puncture failure. The complications caused by this are also numerous, such as: celiac hemorrhage, hepatic artery injury, biliary tract injury, etc. Secondly, along with the expansion of the TIPSS indications, the complexity of patients is increased, the operation difficulty is increased, the difficulty of TIPSS puncture is increased, and more doctors capable of skillfully developing TIPSS interventional therapy need to be cultured. Therefore, if a set of simulation device capable of simulating the TIPSS operation is developed and designed, a young interventional surgeon can simulate the operation so as to improve the operation skill and learning interest and facilitate the experience communication of the doctors in the same department, which is a very significant thing.

Disclosure of Invention

In order to solve the existing problems, the invention aims to provide a simulation training device which can comprehensively simulate the TIPSS interventional operation and has good sense of reality and exercise effect. The invention is realized by the following technical scheme.

The TIPSS interventional therapy training device comprises an operation display unit, a cerebral vein, a hepatic portal vein, an upper vena cava system, a lower vena cava system, a heart, a tube entrance sheath port, a circulating power system and the like;

the operation display unit comprises a camera, an operation platform and a display;

the cerebral vein, hepatic portal vein, superior vena cava, inferior vena cava and cardiac vessel model is truly restored by human CT, 1:1, three-dimensional reconstruction, namely forming a blood vessel wall through shelling treatment, and forming a blood vessel cavity in the middle;

the cerebral vein vessel comprises an upper sagittal sinus, a left transverse sinus, a right transverse sinus and a left jugular vein;

the hepatic portal vein vascular system comprises a hepatic left vein, a hepatic middle vein, a hepatic right vein, a portal vein, a duodenal vein, a fundus vein, a mesenteric vein and branch veins of all main veins;

the upper and lower vena cava systems comprise jugular veins, superior vena cava, heart, inferior vena cava, left and right renal veins, left and right iliac veins;

the heart comprises left and right atria, ventricles, pulmonary veins, pulmonary arteries and aorta;

the circulating power system comprises a circulating system box body, a controllable pressure regulating motor and a pipeline;

the circulation system box body pipeline comprises a venous sinus inlet, a left iliac vein inlet, a right iliac vein inlet and a right atrium outlet;

the circulating system box body comprises a circulating box body motor distribution box and a liquid box. The liquid flowing in the liquid box is liquid similar to blood or water.

The invention has the beneficial effects that:

the venous blood vessel and the heart part of a human in the TIPSS interventional therapy training device are obtained according to the medical image data of a real human and according to the venous CTV and the cardiac CTA 1:1, three-dimensional reconstruction, then performing fusion of the artery and the vein, and having high simulation degree; the hepatic portal vein system in the training device is detachable and can be detached and replaced into blood vessels of the same part of different people, so that the practice of individual cases is improved. The invention changes the culture mode of the traditional interventional surgeons, accelerates the culture of the interventional surgeons, shortens the culture time, promotes the development of interventional medicine, provides high-quality interventional treatment for more patients and simultaneously can facilitate the communication and study of the surgical experience among the surgeons.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the TIPSS interventional therapy training device of the present invention

FIG. 2 is a schematic diagram of the overall structure of the venous blood vessel system of the present invention;

FIG. 3 is a front view of a cerebral venous access module of the present invention;

FIG. 4 is a side view of a cerebral vein access module of the present invention;

FIG. 5 is a front view of a cardiac intervention module of the present invention;

FIG. 6 is a rear view of a cardiac intervention module of the present invention;

FIG. 7 is a front view of a TIPSS interventional module of the present invention;

FIG. 8 is a side view of a TIPSS interventional module of the present invention;

figure 9 is a front view of an inferior vena cava access module of the present invention.

Detailed Description

The technical solution of the present invention will be described in more detail and fully with reference to the accompanying drawings 1-9 and the specific embodiments.

Example 1

A TIPSS interventional therapy training device comprises a venous vascular system, a cardiovascular system and a human body shell coated outside the venous vascular system and the cardiovascular system; a blood vessel fixing device and a circulating power device are fixedly connected to the venous blood vessel; the operation display unit comprises a camera, an operation platform and a display; the venous blood vessel system mainly comprises a cerebral vein intervention module, a TIPSS intervention module, a heart intervention module, an inferior vena cava intervention module and a vein sheath access module; the blood vessel fixing device comprises a cerebral vein, a heart, a portal vein, an upper vena cava blood vessel fixing base and a lower vena cava blood vessel fixing base; the circulating power device comprises a circulating system box body, a controllable pressure-regulating power motor and a pipeline; the circulating system box body comprises a circulating box body motor distribution box and a liquid box. The liquid flowing in the liquid box is liquid similar to blood or water.

1. Venous vascular system (including two blood supply ports and one outlet)

1.1 cerebral venous intervention Module

The device comprises sagittal veins, a sinus junction, a left transverse sinus, a right transverse sinus, a left sigmoid sinus, a right jugular vein, a left jugular vein, a right jugular vein, a superior vena cava and blood vessels at the tail ends of main branches, wherein the superior vena cava to the superior sagittal veins can be split, the parts to be replaced only need to be matched with the inlet and the outlet of the corresponding part of the device according to the diameter of the inlet and the outlet, the connecting part is in seamless butt joint, the connecting part is fixed by a blood vessel fixing tube to be specifically combined with a picture, the tail end of the superior sagittal vein is provided with a liquid outlet which is used as the liquid.

The interventional module can be used for simulating interventional operations such as cerebral vein angiography and cerebral vein thrombosis.

1.2 TIPSS intervention Module

The portal vein and the hepatic vein are detachable and replaceable parts, the part to be replaced only needs to register the diameter of an inlet and an outlet of the corresponding part of the device, the connecting parts are in seamless butt joint and are fixed by a blood vessel fixing tube, auxiliary veins such as a left portal vein, a right portal vein, a superior mesenteric vein, a spleen vein, a stomach coronary vein and the like are included, and the hepatic vein includes auxiliary veins such as a left hepatic vein, a middle hepatic vein, a right hepatic vein and the like, and pictures are specifically combined. Stenosis and dilation are designed in the portal vein to simulate the lesion of the blood vessel.

Can be used for simulating the simulated interventional operations such as hepatic portal vein angiography, TIPSS puncture simulation, vascular lesion treatment and the like.

1.3 cardiac intervention Module

Comprises a left atrium and a right atrium, a left ventricle and a right ventricle, a left auricle, a pulmonary vein, a pulmonary artery and an aorta, wherein the heart is a detachable and replaceable part. The diameter of the inlet and the outlet of the part needing to be replaced is only required to be registered with the inlet and the outlet of the corresponding part of the device, and the connecting part is in seamless butt joint. Specifically in connection with pictures. Stenosis is designed in aortic valve, pulmonary valve, mitral valve, and tricuspid valve, and defect is designed in atrial septum, ventricular septum, and aorta.

Can be used for interventional simulation treatment of cardiac interventional operations such as cardiac radio frequency ablation, atrial septal puncture, left atrial appendage occlusion, aortic valve replacement, pulmonary valve replacement, mitral valve replacement, tricuspid valve replacement, atrial septal occlusion, ventricular septal occlusion, patent ductus arteriosus and the like.

1.4 inferior vena cava intervention Module

The inferior vena cava is a replaceable and detachable part, and a vein interface is fixed by a blood vessel fixing tube and is connected in seamless butt joint. The tail ends of the left and right iliac veins are provided with two inlets for providing liquid for the whole device, and two sheath inlet pipe orifices are arranged above the left and right iliac veins and used for the entering of the guide wire of the catheter.

Can be used for the simulation treatment of the inferior vena cava radiography and the placement and the recovery of the inferior vena cava filter.

1.5 vascular fixation device

The blood vessel fixing base comprises a replaceable cylinder and an outer wall blood vessel fixing device for angiogenesis, and the cylinders with different lengths can be replaced according to requirements. The blood vessel fixing sleeve is a connecting structure generated according to the trend of blood vessels and is used for connecting all parts of blood vessels.

2.1 body Shell

The head and the upper and lower parts of the trunk.

5. Circulating power system

The device consists of a circulating system box body, a controllable pressure regulating motor and a pipeline. The circulating box body is divided into a motor box and a liquid box, wherein the liquid flowing in the blood vessel is water or red liquid.

The human body shell and the venous blood vessel system coated by the human body shell are according to the actual medical image data 1 of the human body; 1, reducing, and generating a blood vessel wall outwards on the basis of the reduced three-dimensional blood vessel so as to form a blood vessel cavity. The TIPSS interventional training device is realized by means of medical image reverse engineering, the anatomical structure of the TIPSS interventional training device is restored by reverse engineering according to the real structure of a human body, and the closest real training condition can be provided for a trained doctor. The method is mainly used for the simulation of the TIPSS interventional operation, the simulation of the interventional operation of the systemic venous vascular therapy, the training and teaching of the interventional operation and the experience communication.

Claims

TIPSS interventional therapy training device, characterized in that:

the TIPSS interventional therapy training device comprises a venous vascular system, a cardiovascular system and a human body shell covering the outer parts of the venous vascular system and the cardiovascular system; a blood vessel fixing device and a circulating power device are fixedly connected to the venous blood vessel;

the operation display unit comprises a camera, an operation platform and a display; the venous blood vessel system mainly comprises a cerebral vein intervention module, a heart intervention module, a TIPSS intervention module, an upper and lower vena cava intervention module and a vein sheath entering module;

the blood vessel fixing device comprises a cerebral vein, a heart, a hepatic vein, a portal vein, an upper vena cava, a lower vena cava and a blood vessel fixing base;

the circulating power device comprises a circulating system box body, a controllable pressure-regulating power motor and a pipeline; the circulating system box body comprises a circulating box body motor box and a liquid box.
2. The liquid flowing in the liquid tank is red liquid or water.
3. The TIPSS interventional therapy training device of claim 1, wherein: the cerebral vein intervention module comprises an upper sagittal vein, a sinus junction, a left transverse sinus, a right sigmoid sinus, a left jugular vein, a right jugular vein, a superior vena cava and main branch end blood vessels, wherein the superior vena cava is a detachable part to the upper sagittal vein, and a connecting part is fixed by the blood vessel fixing tube.
4. The TIPSS interventional therapy training device of claim 1, wherein: the TIPSS interventional module comprises accessory veins such as portal vein, left and right branches of portal vein, superior mesenteric vein, spleen vein, gastric coronary vein and the like, and hepatic vein comprises accessory veins such as left hepatic vein, middle hepatic vein, right hepatic vein and the like, wherein the portal vein and the hepatic vein are detachable and replaceable parts, the diameter of an inlet and an outlet of a part needing to be replaced only needs to be registered with an inlet and an outlet of a corresponding part of the device, and the connecting parts are in seamless butt joint and are fixed by a blood vessel fixing tube.
5. The TIPSS interventional therapy training device of claim 1, wherein: the heart intervention module comprises a left atrium and a right atrium, a left ventricle and a right ventricle, a left auricle, a pulmonary vein, a pulmonary artery and an aorta, wherein the heart is a detachable and replaceable part.
6. Stenosis is designed in aortic valve, pulmonary valve, mitral valve, and tricuspid valve, and defect is designed in atrial septum, ventricular septum, and aorta.
7. Wherein the heart is a detachably exchangeable part.
8. The diameter of the inlet and the outlet of the part needing to be replaced is only required to be registered with the inlet and the outlet of the corresponding part of the device, and the connecting part is in seamless butt joint.
9. The TIPSS interventional therapy training device of claim 1, wherein: the inferior vena cava intervention module comprises a left renal vein, a right renal vein, an inferior vena cava and a left iliac vein, the whole part of the inferior vena cava is a replaceable and detachable part, and a vein interface is fixed by a blood vessel fixing tube and is connected in a seamless butt joint mode.
10. The tail ends of the left and right iliac veins are provided with two inlets, the tail end of the upper sagittal vein is provided with an inlet to provide liquid for the whole device, the right atrium is provided with an outlet, two sheath inlet pipe orifices are arranged above the left and right iliac veins, and the right jugular vein is provided with a sheath inlet pipe orifice for the entering of a catheter guide wire.
11. The TIPSS interventional therapy training device of claim 1, wherein: the blood vessel fixing device comprises a cerebral vein, a heart, a hepatic vein, a portal vein and an inferior vena cava blood vessel fixing base, the blood vessel fixing base is composed of a replaceable cylinder and an outer wall blood vessel fixing device generated according to blood vessels, and the cylinders with different lengths can be replaced according to requirements.
12. The TIPSS interventional therapy training device of claim 1, wherein: the box body, the human body shell and the blood vessel fixing part of the circulating power module are made of transparent plastics; the vein vessel is made of transparent resin or soft transparent silica gel.
13. The left and right branches of hepatic vein and portal vein are made of soft transparent soft silica gel or other soft and transparent materials.
14. The TIPSS interventional therapy training device of claim 1, wherein: the vein vessel is restored according to the data 1:1 of the actual medical image data of the human body, and a vessel wall is outwards generated on the basis of the restored three-dimensional vessel so as to form a vessel lumen.