CN211506908U - Teaching model is dissected to environmental protection silica gel material human medical science - Google Patents
Teaching model is dissected to environmental protection silica gel material human medical science Download PDFInfo
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- CN211506908U CN211506908U CN202020316324.7U CN202020316324U CN211506908U CN 211506908 U CN211506908 U CN 211506908U CN 202020316324 U CN202020316324 U CN 202020316324U CN 211506908 U CN211506908 U CN 211506908U
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Abstract
The utility model discloses a teaching model is dissected to human medical science of environmental protection silica gel material, its characterized in that: the human medical anatomy teaching model comprises a human trunk part and a head part which are made of silica gel material embedded linings; the silica gel material is inorganic soft silica gel, and the lining is a support body which is made according to human organs and tissues and has certain mechanical hardness and shape; the head portion of the human medical anatomical teaching model is removably attachable to the body portion and includes a face, a skull, and a detachable brain. The utility model discloses a soft silica gel material embedding liner forming model of environmental protection, the soft or hard degree that utilizes silica gel difference to reflect human different tissues is vivid, durable more, just the utility model discloses the gas pocket can not be seen on the surface of product, has smooth and lifelike feeling and accurate appearance, and the training is dissected in convenient teaching show and simulation, has very strong science and practicality.
Description
Technical Field
The utility model relates to a teaching model is dissected to human medical science of environmental protection silica gel material.
Background
In medicine, human anatomy is generally considered to be a relatively difficult subject, and a doctor who performs human anatomy needs to accurately grasp the structures of all nerves, blood vessels, and muscles of an anatomical region. However, in the teaching process, only depending on the boring explanation, students can feel boring and tasteless, and the students cannot be visually impressed, so that the teaching aid is not beneficial to memory. Therefore, the human anatomy models are required to be used for explanation, and the human anatomy models can not only enhance the memory effect of students, but also simulate relevant anatomy operation, provide a carrier for anatomy training for the students, and further develop the anatomy actual combat ability of the students. The human anatomy model needs to vividly show the internal structure of each organ of the human body, most of the existing human medical anatomy models in the market are made of plastic materials, the texture of the model is generally hard, the model can only simply reflect the shape of human tissues, the hardness and softness of different tissues of the human body cannot be directly and objectively expressed, and the model cannot be shown to be not vivid enough; in addition, due to the nature of the plastic texture, the mold is brittle and easily damaged, which is not conducive to storage, cleaning and use.
SUMMERY OF THE UTILITY MODEL
To the problem that above-mentioned exists, the utility model provides a teaching model is dissected to environmental protection soft silica gel material's human medical science adopts the disposable or corresponding inside lining object formation model entity of pouring embedding many times of environmental protection soft silica gel material, combines to use environmental protection paint materials again, forms specific human anatomy model. The specific technical scheme is as follows:
the utility model provides an environmental protection silica gel material human medical anatomy teaching model which characterized in that: the human medical anatomy teaching model comprises a human trunk part and a head part which are made of silica gel material embedded linings; the silica gel material is inorganic soft silica gel, and the lining is a support body which is made according to human organs and tissues and has certain mechanical hardness and shape; the head portion of the human medical anatomical teaching model is removably attachable to the body portion and includes a face, a skull, and a detachable brain.
Preferably, the trunk portion of the human body is attached with a chest muscle group, an abdomen muscle group and a shoulder muscle group.
Preferably, the face is attached with a facial muscle group, and the brain comprises a detachable brain and a brain stem; the brainstem comprises a midbrain, a pons, a medulla oblongata and a nerve network, vertebral arteries are further distributed on the ventral surface and the back surface of the midbrain of the brainstem, and the whole brainstem can be split into two parts along the middle sulcus.
Preferably, the neural network includes optic tracts and nerves distributed at the junction of the midbrain and the pons, trigeminal nerves distributed over the pons, and accessory nerves distributed over the medulla oblongata.
The manufacturing process of the environment-friendly silica gel material human medical anatomy teaching model comprises the following steps:
s1: designing an inner lining: designing a lining object of the human medical anatomical teaching model to be manufactured according to the actual shape and size of the actual human organ and tissue in proportion;
s2: preparing a silica gel solution: according to the requirements of the soft and hard degree of the model to be manufactured, different formulas are adopted to prepare silica gel solutions, so that the soft and hard degree of the model after molding is ensured;
s3: manufacturing a mold blank: placing the lining object manufactured in the step S1 in a mould corresponding to the manufactured model according to requirements, slowly injecting the silica gel solution prepared in the step S2 into the mould once or for multiple times, embedding the lining object, taking out the silica gel solution from the mould after the silica gel is solidified to a certain degree to obtain a model white blank, and storing the blank for later use after finishing;
s4: coloring treatment: coloring the manufactured model white blank by using environment-friendly silica gel paints with different colors to distinguish different organs and tissues, and marking each structure of the model by using a marking pen so as to obtain a human medical anatomy teaching model finished product;
s5: and (4) quality inspection and warehousing: and (4) carrying out strict quality inspection on the colored human medical anatomical teaching model finished product according to the product quality requirement, and packaging and warehousing the defective products, the defective products and the waste products after being removed.
In step S1, the material of the lining is selected from suitable materials according to the actual hardness of human organs and tissues, including metal, plastic, rubber and silicone.
In a preferred technical solution, in step S2, the formulation of the silica gel solution includes the following components in parts by weight: 30-50 parts of silicon dioxide, 30-50 parts of compounding agent, 1-3 parts of catalyst, 3-6 parts of curing agent and 0.5-2 parts of lubricating oil.
In a further preferred embodiment, the compounding agent is white carbon black, the catalyst is a platinum catalyst, and the curing agent is colorless aliphatic amine.
Preferably, in step S3, the step of manufacturing the mold blank further includes a vacuum-pumping step: after the silica gel solution is injected into the mold, the mold is placed into a vacuum box, the pressure of a vacuum pump is adjusted to be 0.1-0.3 MPa, all gas in the mold is discharged, and the product quality is guaranteed.
Preferably, in step S4, the environment-friendly silica gel paint used for the coloring treatment is a silica gel hand feeling paint, and the marking pen used is an oil-based marking pen for silica gel materials.
The utility model discloses the beneficial effect who possesses as follows:
the utility model adopts environment-friendly soft silica gel material to embed the lining to form a model entity, and uses environment-friendly paint material to color, so as to visually reflect the internal structure of each organ of the human body; the utility model discloses the soft or hard degree that utilizes the different soft degree of silica gel to reflect human different tissues is vivid more, and moreover because silica gel material has the characteristics that many other like materials are difficult to replace, its adsorption efficiency is high, the thermostability is good, the chemical property is stable, and there is higher mechanical strength, the model of consequently making is durable, the gas pocket can not be seen on the surface of product, have smooth and lifelike feeling and accurate appearance, the training is dissected in convenient teaching show and simulation, scientific nature and practicality very strong have.
Drawings
FIG. 1 is a schematic structural view of the teaching model for human body medical anatomy made of environmental-friendly silica gel material;
FIG. 2 is a schematic view of the lining structure of the torso part of the dummy body of the present invention;
FIG. 3 is a cross-sectional view of the waist of the torso of the dummy of the present invention;
FIG. 4 is a schematic structural view of the head part of the model of the present invention;
FIG. 5 is a schematic diagram of the brain structure of the model of the present invention;
FIG. 6 is a schematic view of the structure of the ventral surface of the model brain stem of the present invention;
fig. 7 is a back structural diagram of the model brainstem of the present invention.
In the figure: 1. a human torso portion; 101. a thoracic muscle group; 102. the abdominal muscle group; 103. a shoulder muscle group; 2. a head portion; 21. a face; 211. a facial muscle group; 22. the skull; 23. a brain; 3. soft silica gel; 4. an inner liner; 5. the brain; 6. a brainstem; 61. the midbrain; 62. the pons; 63. Medulla oblongata; 64. a neural net; 641. optic tract and optic nerve; 642. the trigeminal nerve; 643. the accessory nerve; 7. A middle main ditch; 8. the vertebral artery.
Detailed Description
The technical solution of the present invention will be described in detail and fully with reference to the accompanying drawings and examples, it is to be understood that the embodiments are merely exemplary and not restrictive of the invention, and that various changes, modifications and equivalents may be made by those skilled in the art using the teachings herein. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention still belong to the protection scope of the technical solution of the present invention.
Example 1
The embodiment is a medical anatomy teaching model of making a human trunk part 1 of environmental protection silica gel material, and this human trunk medical anatomy teaching model is the model body that forms including the inside lining thing 4 embedding that inorganic soft silica gel 3 will play the supporting role has specific shape, as shown in fig. 1 to 3, has tied up muscle groups such as pectoral muscle, abdominal muscle, shoulder muscle on this human trunk model, and its manufacture craft includes the step as follows:
s1: designing an inner lining: designing a lining of the human medical anatomical teaching model to be manufactured according to the actual shape and size of the actual human body trunk; the lining 4 is made of high-temperature-resistant plastic or metal materials to ensure the supporting force of the model, and other organs and tissues with softer texture can be made of rubber or silica gel materials, so that the model conforms to the hardness degree of the actual organs or tissues.
S2: preparing a silica gel solution: according to the soft and hard degree of muscles on the trunk of a human body, the following formula is adopted to prepare the silica gel solution so as to ensure that the model conforms to the actual soft and hard degree after being molded. The formula of the silica gel solution comprises the following components in parts by weight: 35 parts of silicon dioxide, 35 parts of compounding agent, 1 part of colorless catalyst, 4 parts of curing agent and 1 part of lubricating oil; wherein. The compounding agent is white carbon black, the catalyst is platinum, and the curing agent is aliphatic amine.
S3: manufacturing a mold blank: cleaning the surface of a mold for manufacturing the human body, adding a proper amount of lubricating oil, then placing the liner of the human body manufactured in the step S1 in the mold for manufacturing the human body as required, then injecting the silica gel solution prepared in the step S2 into the mold all at once so as to embed the liner, then placing the mold into a vacuum box to adjust the pressure of a vacuum pump to 0.1-0.3 MPa, and completely discharging the gas in the mold; and then taking the mold out of the vacuum box, putting the mold on a workbench, and taking the mold out after the silica gel is solidified to a certain degree to obtain a white human body trunk model blank. Then trimming the patchwork lines on the surface of the glass substrate neatly, and storing the glass substrate in a clean and tidy room so as to enter the next process.
S4: coloring treatment: the chest muscle group 101, the abdomen muscle group 102, the abdomen muscle group 103 and other tissues of the white embryo of the human body trunk model are colored and distinguished by using environment-friendly silica gel paint-silica gel hand feeling paint with different colors, and each structure of the human body trunk model is marked by using a marking pen with strong affinity with silica gel material-an oil marking pen for silica gel material, so that a human medical anatomy teaching model finished product is obtained;
s5: and (4) quality inspection and warehousing: after coloring, strict quality inspection is required according to the product quality requirement, defective products and waste products are removed and then packaged and put in storage, and therefore the medical anatomy teaching model of the human trunk part 1 is completed.
Example 2
In this embodiment, a medical anatomical teaching model of a head part 2 of a human body made of an environment-friendly silica gel material is manufactured, and the medical anatomical teaching model of the head part 2 is also a model body with a specific shape formed by embedding an inner lining 4 with a supporting function in inorganic soft silica gel 3 and can be connected with the medical anatomical teaching model of the body part 1 manufactured in embodiment 1 in a matching manner; as shown in fig. 4 to 7, the head portion 2 includes a face 21 to which a facial muscle group 211 is attached, a skull 22, and a brain 23; the back side of the skull 22 can be opened and the brain 23 is located in the cranial cavity formed by the skull 22 and comprises a detachable brain 5 and a brain stem 6. The brainstem 6 comprises a midbrain 61, a pons 62, a medulla oblongata 63 and a nerve network 64, vertebral arteries 8 are further distributed on the ventral surface of the brainstem 6 and the back surface of the midbrain 61, and the whole brainstem 6 can be split into two parts along a middle sulcus 7. The neural network 64 includes optic tracts and nerves 641 distributed at the junction of the midbrain 61 and the pons 62, trigeminal nerves 642 distributed over the pons 62, and accessory nerves 643 distributed over the medulla oblongata 63.
The manufacturing process of the medical anatomy teaching model of the human head part 2 is the same as the step of finding the medical anatomy teaching model of the human body trunk part 1 in the embodiment 1, but it should be noted that:
in step S1, the designed lining material 4 is designed according to the shape and size of each organ and tissue of the actual human head portion 2, and the material of the lining material is selected according to the hardness of the actual tissue and organ.
In step S2, the formulations of the prepared silica gel solutions are different. The formula of the silica gel solution for preparing the face 21 and the skull 22 comprises the following components in parts by weight: 46 parts of silicon dioxide, 46 parts of compounding agent, 2 parts of colorless catalyst, 5 parts of curing agent and 2 parts of lubricating oil; the formula of the silica gel solution for preparing the brain 5 comprises the following components in parts by weight: 42 parts of silicon dioxide, 42 parts of compounding agent, 1.5 parts of colorless catalyst, 3 parts of curing agent and 1.5 parts of lubricating oil; the formula of the silica gel solution for preparing the brainstem 6 comprises the following components in parts by weight: 44 parts of silicon dioxide, 45 parts of compounding agent, 2 parts of colorless catalyst, 4.5 parts of curing agent and 1 part of lubricating oil.
When the mold blank is manufactured in step S3, the lining and the mold for manufacturing each organ and tissue of the head part are assembled in place according to the position of the actual organ and tissue of the human body, and then the manufactured silica gel solution is injected into the mold by times, generally, the brain 5 and the brain stem 6 are firstly injected, and then the face 21 and the skull 22 are injected. After vacuum pumping, taking out after curing and demoulding of the silica gel, and obtaining the corresponding model white blank. After the coloring treatment in step S4, a medical anatomical teaching model product of each organ and tissue of the head portion 2 is obtained.
Claims (4)
1. The utility model provides an environmental protection silica gel material human medical anatomy teaching model which characterized in that: the human medical anatomy teaching model comprises a human trunk part and a head part which are made of silica gel material embedded linings; the silica gel material is inorganic soft silica gel, and the lining is a support body which is made according to human organs and tissues and has certain mechanical hardness and shape; the head portion of the human medical anatomical teaching model is removably attachable to the body portion and includes a face, a skull, and a detachable brain.
2. The teaching model of human medical anatomy of environmental silica gel material of claim 1, wherein: the trunk part of the human body is bound with a chest muscle group, an abdomen muscle group and a shoulder muscle group.
3. The teaching model of human medical anatomy of environmental silica gel material of claim 1, wherein: the face is bound with a facial muscle group; the brain comprises a detachable brain and a brain stem; the brainstem comprises a midbrain, a pons, a medulla oblongata and a nerve network, vertebral arteries are further distributed on the ventral surface and the back surface of the midbrain of the brainstem, and the whole brainstem can be split into two parts along the middle sulcus.
4. The teaching model of human medical anatomy of environmental silica gel material of claim 3, wherein: the neural net includes optic tracts and nerves distributed at the junction of the midbrain and the pons, trigeminal nerves distributed over the pons, and accessory nerves distributed over the medulla oblongata.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111161612A (en) * | 2020-03-15 | 2020-05-15 | 张家港市德仁科教仪器设备有限公司 | Environment-friendly silica gel material human body medical anatomy teaching model and manufacturing process thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111161612A (en) * | 2020-03-15 | 2020-05-15 | 张家港市德仁科教仪器设备有限公司 | Environment-friendly silica gel material human body medical anatomy teaching model and manufacturing process thereof |
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