CN110148343B - Abdominal ultrasonic exercise model and lesion model thereof - Google Patents
Abdominal ultrasonic exercise model and lesion model thereof Download PDFInfo
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- CN110148343B CN110148343B CN201910466629.8A CN201910466629A CN110148343B CN 110148343 B CN110148343 B CN 110148343B CN 201910466629 A CN201910466629 A CN 201910466629A CN 110148343 B CN110148343 B CN 110148343B
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- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
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- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/28—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for medicine
- G09B23/286—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for medicine for scanning or photography techniques, e.g. X-rays, ultrasonics
Abstract
The embodiment of the invention discloses an abdominal ultrasonic exercise model and a lesion model thereof. The abdominal ultrasound practice model comprises: the top end of the polyethylene plastic box body is opened, and sodium citrate preservative is added into the polyethylene plastic box body; the organ models are elastic bodies which are filled by fillers and have corresponding shape structures; the visceral organ model comprises a bladder model, a uterus model, a colon model, a posterior vena cava model, an abdominal aorta model, an ovary model and a lymph node model, and is accommodated and fixed at a position corresponding to the polyethylene plastic box body; the viscera model also comprises independently arranged gallbladder models, and 5% starch water solution is filled in the gaps among the viscera models; the plastic preservative film covers the opening of the polyethylene plastic box body. The materials of the abdominal ultrasonic exercise model are common materials in daily life, the manufacturing process is simple, a large amount of manpower and equipment investment are not needed, the cost is low, the use of experimental animals can be reduced, the animal welfare is improved, and the abdominal ultrasonic exercise model can be popularized and used on a large scale.
Description
Technical Field
The invention relates to the technical field of experiment teaching aids, in particular to an abdominal ultrasonic exercise model and a lesion model thereof.
Background
In recent years, with the revolutionary development of scientific technology, medical technology has been advanced more and more. Ultrasonic waves are widely used as an effective detection means for diagnosis and treatment of various diseases.
Ultrasonic medicine is developed in China as well as is fiercely, and various advanced ultrasonic devices are being introduced into clinical diagnosis and treatment to achieve the aim of precise medical treatment. As a conventional imaging examination, the ultrasound examination has the characteristics of no radiation, no wound, repeatability and the like, and is widely used in clinic.
However, due to the problems of insufficient development time and technical strength, the number of domestic sonographers is relatively short, and the practical requirements of high-end medical treatment cannot be well matched. Therefore, how to be effective and rapidly increase the number of sonographers is a problem which needs to be solved urgently. The culture process of sonographers is long and difficult to meet the urgent medical needs of people.
The ultrasonic model teaching aid is very important equipment in the training process of an ultrasonic doctor. Because the organ structure of the abdominal cavity organ is complex, and the echo property is special, it is difficult to select proper materials to simulate the soft tissue structure of the body.
In the process of implementing the invention, the inventor finds that the following problems exist in the related art: however, some ultrasound models based on biological tissues such as human placenta have been provided in the prior art. However, when the models are used, the simulation training structure is single, the materials are difficult to obtain, large-scale low-cost production cannot be realized, and the models are not beneficial to wide popularization and use.
Disclosure of Invention
In view of the above technical problems, embodiments of the present invention provide an abdominal ultrasound practice model and a lesion model thereof, so as to solve the problems of complicated manufacture, single function and difficult material drawing of the existing ultrasound model.
A first aspect of embodiments of the present invention provides an abdominal ultrasound exercise model. The abdominal ultrasound practice model comprises: the model shell is a polyethylene plastic box body with an opening at the top end; the organ models are elastic bodies which are filled by fillers and have corresponding shape structures; the visceral organ model comprises a bladder model, a uterus model, a colon model, a posterior vena cava model, an abdominal aorta model, an ovary model and a lymph node model, and is accommodated and fixed at a position corresponding to the polyethylene plastic box body; the organ model also comprises an independently arranged gallbladder model; the gaps between the organ models are filled with 5% starch water solution; the plastic preservative film covers the opening of the polyethylene plastic box body; sodium citrate preservative is added into the polyethylene plastic box body.
Optionally, the bladder model is: the bladder cavity is filled with purified water, a water drop-shaped latex balloon without air is arranged inside the bladder cavity, and the bladder model is suspended in the polyethylene plastic box body through a string.
Optionally, the uterine model is: filling the filled Y-shaped strip latex balloon by 5% starch water solution, wherein the interior of the Y-shaped strip latex balloon does not contain air;
and the positions of the Y-shaped strip latex balloons, which correspond to the uterine body and the uterine horn, are respectively used for hanging the uterine model in the polyethylene plastic box body through strings.
Optionally, the colon model is an elongated latex balloon filled with intestinal contents with air bubbles in between;
two ends of the colon model are respectively tied by a string and hung in the polyethylene plastic box body in a fishhook shape; the intestinal contents are a mixture of ground dog food, water and a coupling agent.
Optionally, the abdominal aorta model is a thin-wall silicone tube filled with purified water and containing no air inside; two ends of the thin-wall silicone tube are fastened by a string and are longitudinally suspended in the middle of the polyethylene plastic box body;
the posterior vena cava model is as follows: filling purified water, and adding duck down and a slender latex balloon without air inside; two ends of the slender latex balloon are fastened by a string and are longitudinally suspended in the polyethylene plastic box body; the posterior vena cava model is located to the right of the abdominal aorta model, in parallel with the abdominal aorta model.
Optionally, the ovary model is a latex balloon filled with 3% starch water solution, filled with a plurality of drops of purified water and free of air, and the head end of the ovary model is fastened by a string and hung at the front end of the uterine horn of the uterine model.
Optionally, the lymph node model is a latex balloon filled with 3% starch water solution and without air inside; the head end of the latex balloon is tied tightly through a string and is suspended in the polyethylene plastic box body.
A second aspect of embodiments of the present invention provides an abdominal ultrasound lesion model, comprising an abdominal ultrasound practice model as described above. The bladder stone model is made by filling stones and sand in the bladder model, and is tied on the inner wall of the polyethylene plastic box body through a string.
A third aspect of embodiments of the present invention provides an abdominal ultrasound lesion model, comprising the abdominal ultrasound exercise model as described above. Wherein, the filling of the uterus model is changed into 3 percent pasty filling, and a large amount of purified water is injected into the filling to prepare a pyometra model; the pyometra coil is hung in the polyethylene plastic box body.
A fourth aspect of embodiments of the present invention provides an abdominal ultrasound lesion model, comprising the abdominal ultrasound exercise model as described above. Wherein, the front section of the strip-shaped balloon of the colon model is sleeved into the rear section of the strip-shaped balloon in a sleeve shape, and the intussusception part is filled with 3 percent of starch water solution and gas to prepare an intussusception model; the two ends of the intussusception model are tied and hung in the polyethylene plastic box body through strings.
In the technical scheme provided by the embodiment of the invention, the abdominal ultrasonic lesion/practice model vividly simulates the physiological and pathological states of abdominal organs, improves the deep understanding of students on the knowledge of ultrasonic imaging principle, imaging characteristics, sonograms of different organs and the like, and is a good teaching tool.
In addition, the materials of the abdominal ultrasonic model provided by the embodiment of the invention are common materials in daily life, the manufacturing process is simple, a large amount of manpower and equipment investment are not needed, the cost is low, the use of experimental animals can be reduced, the animal welfare is improved, and the abdominal ultrasonic model can be popularized and used in a large scale.
Drawings
FIG. 1 is a schematic diagram of an embodiment of an abdominal ultrasound exercise model according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of an embodiment of a bladder model according to an embodiment of the invention;
FIG. 3 is a schematic view of one embodiment of a uterine model in accordance with embodiments of the invention;
FIG. 4 is a schematic diagram of an embodiment of a colon model according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of one embodiment of an abdominal aorta and posterior vena cava model, in accordance with an embodiment of the present invention;
FIG. 6 is a schematic diagram of an embodiment of an ovarian model, in accordance with embodiments of the present invention;
FIG. 7 is a schematic diagram of one embodiment of a lymph node model according to an embodiment of the invention;
FIG. 8 is a diagram illustrating an embodiment of a gallbladder model according to an embodiment of the present disclosure;
FIG. 9 is a schematic diagram of an embodiment of a vesical stone model, according to an embodiment of the present invention;
figure 10 schematically illustrates an embodiment of intussusception model in accordance with an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. As used in this specification, the terms "vertical," "horizontal," "left," "right," "up," "down," "inner," "outer," "bottom," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention and for simplicity in description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Fig. 1 is a schematic structural diagram of an abdominal ultrasound practice model according to an embodiment of the present invention. As shown in fig. 1, the abdominal ultrasound exercise model includes: a model shell 11, a plurality of organ models 12 and a plastic preservative film 13.
The model shell 11 is a polyethylene plastic box with an open top end, and can form a space with a certain volume, and a plurality of visceral organ models are placed inside the box to realize the effect of simulating the abdomen.
The model shell 11 can be made into a box-shaped object by using one or more hard materials such as plastics and the like in any suitable volume, shape or specific structure according to the needs of actual conditions. Such as simple plastic lunch boxes and the like.
The organ model 12 is an elastic body filled with a filler and has a corresponding shape and structure. That is, the side walls are made of an elastic material, which forms a corresponding shape structure after the inner filling is filled.
In other embodiments, in addition to the visceral organ mold 12 placed within the polyethylene plastic shell, embodiments of the present invention further provide a gallbladder model as shown in fig. 8. The gallbladder model simulating device adopts a structure similar to that of the visceral organ model 12, and the inside of the gallbladder model simulating device is filled with fillers to realize the technical effect of simulating the gallbladder model.
In the present embodiment, the organ models 12 placed in the polyethylene plastic box may include a bladder model, a uterus model, a colon model, a posterior vena cava model, an abdominal aorta model, an ovary model, a lymph node model, and the like. The visceral organ models are accommodated and fixed at the corresponding positions of the polyethylene plastic box body so as to simulate the abdominal structure.
In some embodiments, the organ model 12 may be fixed in the space inside the model housing 11 by a suitable fixing means such as a string 14, by suspension, or the like.
After the organ model 12 is placed, the polyethylene plastic case may be filled with a pasty starch aqueous solution. That is, the gap between the organ models 12 is filled with a 5% starch aqueous solution.
The plastic preservative film 13 covers the opening of the polyethylene plastic box body and is used for shielding to prevent fillers in the polyethylene plastic box body from flowing out, and the position of the visceral organ model 12 is fixed.
Preferably, sodium citrate is added into the polyethylene plastic box body as a preservative, so that the technical effects of easy storage and recycling are achieved.
In order to fully explain the present invention, the specific structure and the fixing position of each organ model 12 are described in detail below with reference to the drawings attached to the specification.
Fig. 2 is a schematic diagram of a bladder model provided by an embodiment of the invention. As shown in fig. 2, the bladder model is a drop-shaped latex balloon filled with purified water and having no air inside. It has a shape similar to the bladder. The bladder model 121 is suspended in the polyethylene plastic box body through a string, and corresponds to the position of an anatomical structure.
Specifically, in the bladder model shown in FIG. 2, the wall thickness of the bladder is controlled to be 0.2cm, and the length, width and height dimensions of the bladder are 7cm, 4.3cm and 4.2cm, respectively. Correspondingly, the polyethylene plastic box body is rectangular, and the length, width and height dimensions are 20cm, 15cm and 10cm respectively. The gap between the bladder model and the box was filled with 5% aqueous starch solution.
Fig. 3 is a schematic view of a uterine model provided by an embodiment of the present invention. As shown in fig. 3, the uterine model 122 is a Y-shaped strip latex balloon filled with an aqueous starch solution and having no air inside.
The Y-shaped strip latex balloon 122 has a configuration similar to the exterior of the uterus. The uterus model is hung in the polyethylene plastic box body through the strings 14 bound on the Y-shaped strip latex balloons at the positions corresponding to the uterus body 122a and the uterine horn 122 b.
Specifically, in the uterine model shown in FIG. 3, the wall thickness of the entire uterine model was controlled to 0.3 cm. Wherein, the length and width of the uterus body of the uterus model are respectively 2.5cm and 1.2cm, the length and width of the uterine horn are respectively 11cm and 1.1cm, and the uterus is filled with 3% starch water solution.
Correspondingly, the polyethylene plastic box body is rectangular, and the length, width and height dimensions are 20cm, 15cm and 10cm respectively. The space between the uterus model and the box body is also filled with 5% starch water solution.
FIG. 4 is a schematic diagram of a colon model provided by an embodiment of the present invention. As shown in FIG. 4, the colon former 123 is an elongated latex balloon filled with intestinal contents 15 having air bubbles between them. The intestinal contents 15 are a mixture of ground dog food, water and a coupling agent to achieve a stool simulating effect.
The two ends of the strip-shaped latex balloon 123 are fastened by the strings 14 respectively, and then fixed on the side wall of the model shell through threads, and hung in the polyethylene plastic box body in a fishhook shape, thereby forming a shape structure which is close to the colon in the abdomen.
Specifically, in the colon model shown in FIG. 4, the wall thickness of the colon model is controlled to be 0.2cm, and the length and width dimensions of the colon are 22cm and 1.8cm, respectively. Correspondingly, the polyethylene plastic box body is rectangular, and the length, width and height dimensions are 20cm, 15cm and 10cm respectively. A 5% starch water solution was also filled between the colon model and the cassette.
Fig. 5 is a schematic diagram of an abdominal aorta model and a posterior vena cava model according to an embodiment of the present invention. As shown in fig. 5, the abdominal aorta model 124 is a thin-walled silicone tube filled with purified water and having no air inside.
The two ends of the artificial aorta are tied by a string and longitudinally hung in the middle of the polyethylene plastic box body so as to achieve the effect of simulating the abdominal aorta.
The posterior vena cava model 125 is filled with purified water, and is internally added with duck down and a slender latex balloon without air. Similar to the abdominal aorta model, the two ends of the elongated latex balloon are tied with a string and suspended longitudinally in a polyethylene plastic box.
As shown in fig. 5, to maintain anatomical conformity, the posterior vena cava model 125 is located to the right of the abdominal aorta model 124, in parallel with the abdominal aorta model 124.
Specifically, in the abdominal aorta model and the posterior vena cava model shown in fig. 5, the wall thickness of the abdominal aorta model is controlled to be 0.15cm, and the wall thickness of the posterior vena cava model is controlled to be 0.1 cm. The two vessel models were of the same size in length and width, with a length of 19cm and a width of 0.6 cm. Correspondingly, the polyethylene plastic box body is rectangular, and the length, width and height dimensions are 20cm, 15cm and 10cm respectively. The gap between the abdominal aorta model and the posterior vena cava model and the cassette was filled with 5% starch in water.
FIG. 6 is a schematic structural diagram of an ovary model provided by an embodiment of the invention. As shown in fig. 6, the ovarian model 126 is a latex balloon filled with 3% starch solution, filled with a plurality of drops of purified water and without air.
The latex balloon 126 has a volume and shape similar to the ovary after filling. The inner part of the water filled with a plurality of drops of purified water can play the role of simulating the follicle 16. In the preparation process, after the filling with the filler is finished, the head end of the latex balloon is tied by a string and then hung at the front end of the uterine horn of the uterine model by the other end of the string, and the head end is kept consistent with the actual anatomical structure.
Specifically, in the ovary model shown in fig. 6, the diameter of the follicle in the ovary model is controlled to be 0.4cm, the interior of the ovary model is filled with a 3% starch aqueous solution, and the length, width and height dimensions of the ovary model are 1.8cm, 1.8cm and 1.3cm in sequence. Correspondingly, the polyethylene plastic box body is rectangular, and the length, width and height dimensions are 20cm, 15cm and 10cm respectively. A 5% starch water solution was also filled between the ovary model and the cassette.
Fig. 7 is a schematic structural diagram of a lymph node model according to an embodiment of the present invention. As shown in fig. 7, the lymph node model 127 is a latex balloon filled with 3% starch aqueous solution and having no air inside.
The head end of the latex balloon is tied up by a string and is suspended in the polyethylene plastic box body.
In other embodiments, the lymph node model shown in FIG. 7 has length, width and height dimensions of 1.1cm, 1.2cm and 1.1cm, respectively, and is filled with an 8% aqueous solution of starch. Correspondingly, the polyethylene plastic box body is rectangular, and the length, width and height dimensions are 20cm, 15cm and 10cm respectively. A 5% starch water solution was also filled between the lymph node model and the cassette.
Fig. 8 is a schematic structural diagram of a gallbladder model according to an embodiment of the present invention. As shown in fig. 8, the gallbladder model 128 is composed of a receiving bag 128a and a silica gel balloon 128 b.
The storage bag 128a is filled with 10% starch water solution, and the silica gel balloon 128b is filled with water. One end of the silica gel balloon is tied and hung in 10% starch water solution by a string to form a gallbladder model.
In other embodiments, the pouches used may have length and width dimensions of 15cm and 10cm, filled with 5% aqueous starch solution. The length, width and height dimensions of the gallbladder model are 2.5cm, 1.3cm and 1.3cm respectively. The wall thickness of the gallbladder model can be controlled to be 0.15 cm.
When the ultrasonic gallbladder mirror image acquisition device is used, the model can be erected, the ultrasonic probe is probed from the side surface of the model, and the angle of the probe is adjusted to obtain the acoustic image similar to the gallbladder mirror image artifact.
Specifically, the preparation process of the starch aqueous solution comprises the following steps: the starch and water are first mixed in a predetermined ratio (e.g., 5% or 3%), and the mixture is heated and boiled while being stirred. Standing for 12h after the starch water solution is pasty.
Then, organ models of fig. 2 to 7 are prepared in order based on the aqueous starch solution that has been prepared, and are fixedly placed at corresponding positions as shown in fig. 2 to 7 by means of fixing means such as a thin wire.
Finally, the abdominal ultrasound practice model shown in fig. 1 was obtained by adding sufficient pasty filling (5% starch in water) and preservative to the polyethylene plastic box.
After the abdominal ultrasonic exercise model is manufactured, an ultrasonic coupling agent is smeared on the outer surface of the shell of the model, then the internal visceral organ models such as the bladder, the uterus, the colon, the abdominal aorta, the posterior vena cava, the ovary and the lymph node are scanned by an ultrasonic probe in sequence, and the sonogram such as the cross section and the longitudinal section is intercepted, so that the sonogram simulation image of the corresponding visceral organ can be obtained.
The abdominal ultrasonic exercise model can vividly and vividly simulate physiological and pathological states of main organs of an abdominal cavity, including a bladder, an intestinal tract, a uterus, a large blood vessel and a small parenchymal organ. The students can improve the understanding of the students on the knowledge of anatomy, physiology, pathology and the like while making the abdominal ultrasonic exercise model.
The model can be immediately used for ultrasonic exercise after being manufactured, so that the deep understanding of students on the ultrasonic imaging principle, the imaging characteristics, the sonogram of different visceral organs and other knowledge is further improved, a good auxiliary education effect is achieved, and the ultrasonic physician can be cultured more quickly and better.
In addition to the normal abdominal ultrasound model, the present embodiments further provide various abdominal ultrasound lesion models to further assist students in learning, understanding, and identifying common abdominal lesion conditions.
FIG. 9 is a bladder stone lesion model provided in accordance with an embodiment of the present invention. The abdominal ultrasound lesion model provided in this embodiment is similar to the normal abdominal ultrasound model shown in fig. 1, and the only difference is that: the bladder model is filled with stones and sand.
As shown in FIG. 9, a bladder stone model 131 can be made by adding additional stones and sand 131a and tied to the inner wall of the polyethylene plastic box by strings as well.
In some embodiments, the bladder stone model may also be sized as a normal bladder model as shown in FIG. 2, with only a certain amount of rocks and sand being added to the interior filling.
Figure 10 illustrates a lesion model of intussusception provided in accordance with practice of the present invention. The abdominal ultrasound lesion model provided in this embodiment is similar to the normal abdominal ultrasound model shown in fig. 1, and the only difference is that: the colon model is replaced with intussusception model 133.
As shown in fig. 10, the fore section of the strip balloon of the colon model is sleeved into the rear section of the strip balloon in a sleeve shape, and the intussusception part 133a is filled with 3% starch water solution and gas, so as to form the intussusception model. Likewise, the intussusception model 133 is suspended at both ends within the polyethylene plastic case by a string tie.
Specifically, in the intussusception model shown in figure 10, the length, width and thickness dimensions of the intussusception field tube used may be 18cm, 2.3cm and 0.16cm in that order, with the intussusception length being controlled at 5 cm.
The embodiment of the invention also provides a pathological change model of the pyometra. The abdominal ultrasound lesion model provided in this embodiment is similar to the normal abdominal ultrasound model shown in fig. 1, and the only difference is that: the uterine model was replaced with a pyometra model.
The pyometra model is also coiled and hung in the polyethylene plastic box body, and has the same size, shape and fixed placement position as the normal uterus. The filler is changed into a 3% pasty starch water solution and is injected with purified water, thereby achieving the technical effect of simulating the pyometra.
During the manufacturing process, the filling of the uterus model can be changed into a 3% pasty filling, and a large amount of purified water is injected into the filling to prepare the pyometra model.
In the actual use process, the prepared three abdominal ultrasonic lesion models can be coated with an ultrasonic coupling agent on the surface of the shell of the model, then the ultrasonic probe is used for scanning lesion organ models such as vesical calculus, pyometra and intussusception in the box in sequence, and acoustic images such as cross sections and longitudinal sections are intercepted, so that an acoustic image simulation graph corresponding to the disease can be obtained, and the simulation effect is good.
In summary, the embodiments of the present invention provide an abdomen ultrasound lesion model and an abdomen ultrasound exercise model, which are used to simulate the physiological structure of the abdomen under lesion and normal conditions, and obtain a corresponding sound image simulation diagram. The models are simple in manufacturing process, easy in material obtaining and low in manufacturing cost, can well meet the use requirements of teaching aids, and can be popularized and used in a large range.
In addition, the models have good simulation effect, can obtain an acoustic image similar to the reality, have good teaching assistance effect, can cover most teaching requirements of abdominal ultrasound, and well fill the blank of abdominal ultrasound practice models.
It should be understood that the technical solutions and concepts of the present invention may be equally replaced or changed by those skilled in the art, and all such changes or substitutions should fall within the protection scope of the appended claims.
Claims (8)
1. An abdominal ultrasound exercise model, comprising:
the model shell is a polyethylene plastic box body with an opening at the top end;
the organ models are elastic bodies which are filled by fillers and have corresponding shape structures;
the visceral organ model comprises a bladder model, a uterus model, a colon model, a posterior vena cava model, an abdominal aorta model, an ovary model and a lymph node model, and is accommodated and fixed at a position corresponding to the polyethylene plastic box body; the gaps between the organ models are filled with 5% starch water solution; the organ model also comprises an independently placed gallbladder model;
the plastic preservative film covers the opening of the polyethylene plastic box body; a sodium citrate preservative is added into the polyethylene plastic box body;
the bladder model is as follows: the bladder cavity is filled with purified water, a water-drop-shaped latex balloon without air is arranged inside the bladder cavity, and the bladder model is suspended in the polyethylene plastic box body through a string;
the uterus model is as follows: filling the filled Y-shaped strip latex balloon by 5% starch water solution, wherein the interior of the Y-shaped strip latex balloon does not contain air;
and the positions of the Y-shaped strip latex balloons, which correspond to the uterine body and the uterine horn, are respectively used for hanging the uterine model in the polyethylene plastic box body through strings.
2. The abdominal ultrasound practice model of claim 1 wherein the colon model is an elongated latex balloon filled with intestinal contents with air bubbles therebetween;
two ends of the colon model are respectively tied by a string and hung in the polyethylene plastic box body in a fishhook shape; the intestinal contents are a mixture of ground dog food, water and a coupling agent.
3. The abdominal ultrasound practice model of claim 1, wherein the abdominal aorta model is a thin-walled silicone tube filled with purified water and having no air inside; two ends of the thin-wall silicone tube are fastened by a string and are longitudinally suspended in the middle of the polyethylene plastic box body;
the posterior vena cava model is as follows: filling purified water, and adding duck down and a slender latex balloon without air inside; two ends of the slender latex balloon are fastened by a string and are longitudinally suspended in the polyethylene plastic box body;
the posterior vena cava model is located to the right of the abdominal aorta model, in parallel with the abdominal aorta model.
4. The abdominal ultrasound practice model of claim 1, wherein the ovary model is a latex balloon filled with 3% starch water solution, filled with a plurality of drops of purified water and without air, and the head end of the ovary model is fastened by a string and hung at the front end of the uterine horn of the uterine model.
5. The abdominal ultrasound practice model of claim 1, wherein the lymph node model is a latex balloon filled with 3% starch water solution and having no air inside; the head end of the latex balloon is tied tightly through a string and is suspended in the polyethylene plastic box body.
6. An abdominal ultrasonic lesion model, comprising the abdominal ultrasonic exercise model of claim 1, wherein the bladder model is filled with stones and sand to form a bladder stone model, and is tied to the inner wall of the polyethylene plastic box body through a string.
7. An abdominal ultrasound lesion model comprising the abdominal ultrasound practice model of claim 1,
changing the filling of the uterus model into 3% pasty filling, and injecting a large amount of purified water into the filling to prepare a pyometra model; the pyometra coil is hung in the polyethylene plastic box body.
8. An abdominal ultrasound lesion model comprising the abdominal ultrasound exercise model of claim 2,
the front section of the long strip balloon of the colon model is sleeved into the rear section of the long strip balloon in a sleeve shape, and 3% of starch water solution and gas are filled in the intussusception part to prepare an intussusception model; the two ends of the intussusception model are tied and hung in the polyethylene plastic box body through strings.
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