CN117037579A - Thyrocentesis training model and manufacturing method - Google Patents
Thyrocentesis training model and manufacturing method Download PDFInfo
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- CN117037579A CN117037579A CN202310728818.4A CN202310728818A CN117037579A CN 117037579 A CN117037579 A CN 117037579A CN 202310728818 A CN202310728818 A CN 202310728818A CN 117037579 A CN117037579 A CN 117037579A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 32
- 210000001685 thyroid gland Anatomy 0.000 claims abstract description 106
- 235000015110 jellies Nutrition 0.000 claims abstract description 68
- 239000008274 jelly Substances 0.000 claims abstract description 68
- 239000001993 wax Substances 0.000 claims abstract description 68
- 229920001971 elastomer Polymers 0.000 claims abstract description 31
- 239000005060 rubber Substances 0.000 claims abstract description 31
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000002775 capsule Substances 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims abstract description 11
- 208000009453 Thyroid Nodule Diseases 0.000 claims abstract description 6
- 229940057995 liquid paraffin Drugs 0.000 claims abstract description 4
- 229920003048 styrene butadiene rubber Polymers 0.000 claims abstract description 4
- 229920001169 thermoplastic Polymers 0.000 claims abstract description 4
- 239000004416 thermosoftening plastic Substances 0.000 claims abstract description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 60
- 239000000741 silica gel Substances 0.000 claims description 60
- 229910002027 silica gel Inorganic materials 0.000 claims description 60
- 239000004927 clay Substances 0.000 claims description 31
- 238000000034 method Methods 0.000 claims description 16
- 238000010438 heat treatment Methods 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 238000004898 kneading Methods 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 238000004088 simulation Methods 0.000 abstract description 13
- 239000003292 glue Substances 0.000 description 12
- 238000003384 imaging method Methods 0.000 description 6
- 238000007493 shaping process Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 5
- 238000007711 solidification Methods 0.000 description 4
- 230000008023 solidification Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 210000001519 tissue Anatomy 0.000 description 4
- 229920002261 Corn starch Polymers 0.000 description 3
- 108010010803 Gelatin Proteins 0.000 description 3
- 208000024799 Thyroid disease Diseases 0.000 description 3
- 239000008120 corn starch Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000008273 gelatin Substances 0.000 description 3
- 229920000159 gelatin Polymers 0.000 description 3
- 235000019322 gelatine Nutrition 0.000 description 3
- 235000011852 gelatine desserts Nutrition 0.000 description 3
- 238000002560 therapeutic procedure Methods 0.000 description 3
- 229920002752 Konjac Polymers 0.000 description 2
- 206010054107 Nodule Diseases 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- SZVJSHCCFOBDDC-UHFFFAOYSA-N ferrosoferric oxide Chemical compound O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 235000010485 konjac Nutrition 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000006247 magnetic powder Substances 0.000 description 2
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- 210000004872 soft tissue Anatomy 0.000 description 2
- 210000003437 trachea Anatomy 0.000 description 2
- 238000002604 ultrasonography Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 208000017701 Endocrine disease Diseases 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 208000024770 Thyroid neoplasm Diseases 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 210000001715 carotid artery Anatomy 0.000 description 1
- 238000003759 clinical diagnosis Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 208000030172 endocrine system disease Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- 238000002844 melting Methods 0.000 description 1
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- 238000013188 needle biopsy Methods 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
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- 230000001225 therapeutic effect Effects 0.000 description 1
- 238000013334 tissue model Methods 0.000 description 1
- 238000012285 ultrasound imaging Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
- B29C33/3842—Manufacturing moulds, e.g. shaping the mould surface by machining
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/003—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor characterised by the choice of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/02—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B9/00—Simulators for teaching or training purposes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2091/00—Use of waxes as moulding material
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- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
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- Educational Technology (AREA)
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Abstract
The invention relates to the technical field of thyroid puncture teaching appliances, in particular to a thyroid puncture training model and a manufacturing method thereof; the cost is low, the simulation is high, the health is harmless, and the device can be reused; comprises a thyroid body integrally molded by jelly wax and carbon powder; the rubber tube is used for simulating an air tube; a plurality of capsules, which are arranged in the thyroid gland body and are used for simulating thyroid nodules; the mold box is fixed in the rubber tube, the top end of the rubber tube is connected with the thyroid gland body, and jelly wax is filled in the mold box; the mass ratio of the jelly wax to the carbon powder is 1000: 4-1000: 6, preparing a base material; preferably, the mass ratio of the jelly wax to the carbon powder is 1000:5; every 1000g of jelly wax is prepared by adding 4-12g of thermoplastic styrene-butadiene rubber into 100ml of liquid paraffin.
Description
Technical Field
The invention relates to the technical field of thyroid puncture teaching appliances, in particular to a thyroid puncture training model and a manufacturing method thereof.
Background
It is well known that thyroid disorders are a very common endocrine disorder, and that thyroid nodules found in ultrasound are mostly benign nodules. Ultrasonic interventional therapy is a novel therapeutic means, and has the advantages of being minimally invasive, safe, effective and the like, so that the ultrasonic interventional therapy becomes a main non-surgical therapeutic method for thyroid diseases gradually. The thyroid diseases need to be pathologically diagnosed in addition to imaging examination and clinical diagnosis such as ultrasound imaging before treatment, so that the thyroid puncture technology is particularly important. However, since fine needle biopsy procedures under ultrasound guidance are technically challenging, especially inexperienced physicians, it is important to practice thyroid puncture techniques on duty because the thyroid is close to the cervical blood vessels and trachea.
The invention discloses a thyroid fine needle puncture training model and a manufacturing method thereof (publication number CN 114822198A), wherein the model is manufactured by raw material preparation, thyroid model manufacturing (a thin test tube filled with water and a thick test tube are inserted into konjak) and soft tissue model manufacturing (gelatin and corn starch are dissolved in warm water to obtain gelatin corn starch mixture and poured into a mould box), the model is manufactured by adopting konjak to simulate thyroid, 1 thick test tube to simulate trachea, 2 thin test tubes to simulate bilateral carotid artery, a capsule to simulate thyroid nodule and gelatin corn starch mixture to simulate soft tissue, the manufacturing is convenient, the material obtaining is easy, the raw material cost for manufacturing a model is less than 15 yuan, the manufacturing cost is low, and the manufactured model has high simulation degree in ultrasonic images and is suitable for thyroid fine needle puncture training.
However, when the present inventors embodied this device, the following drawbacks were found to exist: at present, commercial thyroid models have high simulation degree, but are high in price, self-made thyroid models can be relatively low in cost, but have low simulation degree and can not be recycled; while the invention discloses a thyroid model with low manufacturing cost, the thyroid model is difficult to recycle, is unfavorable for preservation and can be used only once; therefore, a low cost, high simulation, reusable model is needed to improve the skill level of young doctors.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the thyroid puncture training model and the manufacturing method, which effectively solve the problems that the commercial thyroid model has high simulation degree but high price, the self-made thyroid model has relatively low cost, and the simulation degree is not high and can not be recycled; however, the thyroid gland model is difficult to recycle, is unfavorable for preservation and can be used only once.
In order to achieve the above purpose, the present invention provides the following technical solutions: the invention comprises a thyroid body integrally molded by jelly wax and carbon powder;
the rubber tube is used for simulating an air tube;
a plurality of capsules, which are arranged in the thyroid gland body and are used for simulating thyroid nodules;
the mold box is fixed in the rubber tube, the top end of the rubber tube is connected with the thyroid gland body, and jelly wax is filled in the mold box; the mass ratio of the jelly wax to the carbon powder is 1000: 4-1000: 6, preparing a base material; preferably, the mass ratio of the jelly wax to the carbon powder is 1000:5; every 1000g of jelly wax is prepared by adding 4-12g of thermoplastic styrene-butadiene rubber into 100ml of liquid paraffin.
A manufacturing method of a thyropuncture training model comprises the following steps:
s1, preparing materials:
100g of clay;
500g of silica gel;
1 rubber tube;
a container;
5g of carbon powder;
jelly wax 1000g
A capsule;
an electromagnetic oven;
and a mould box.
S2, manufacturing a thyroid gland die: the method comprises the steps of kneading clay to form a thyroid shape for turning over a mold, airing the molded clay at a ventilated drying position, fixing the aired clay in a container, uniformly mixing silica gel, pouring the mixture into the container, reserving holes for subsequent dumping materials between the clay and the silica gel, taking out a silica gel mold after the silica gel is aired, cutting an opening at the side of the silica gel mold, and taking out a clay thyroid model in the opening to obtain the thyroid mold; further, silica gel is common silica gel in the market, including silica gel A glue and silica gel B glue, the mixed back reaction of silica gel A glue and silica gel B glue to realize the solidification shaping of silica gel, the detailed composition here of silica gel A glue and silica gel B glue is not repeated, realizes that silica gel solidification fashioned silica gel is all in the protection scope of present case.
S3, preparing a thyroid training model: adding jelly wax into a container, heating to completely melt, adding appropriate amount of carbon powder into the melted jelly wax, and stirring to mix uniformly; and (3) adding the jelly wax and carbon powder mixture into the thyroid gland silica gel mold manufactured in the step (S2) through the reserved holes, then placing into a capsule, waiting for cooling at room temperature, and obtaining the thyroid gland model after the jelly wax is solidified.
S4, sealing two ends of the rubber tube, fixing the rubber tube in a mold box, fixing the thyroid gland model manufactured in the S3 above the rubber tube, pouring melted jelly wax into the mold box, and covering the surface of the thyroid gland model to obtain the thyroid gland puncture training model.
Preferably, the clay thyroid model size is 40mmx20mmx15mm; in the step S2, the width and the height of the container are both larger than the size of the clay thyroid model, the container is made of plastic or paper, and the bottom is a horizontal plane.
Preferably, in the step S2, the holes have a size of about 10mmx10mm, and the number of holes is 2.
Preferably, in the step S2, the opening on the silica gel mold is parallel to the upper and lower planes, and the upper and lower parts of the opened silica gel mold are connected with each other; after the clay model is taken out, the upper half part of the silica gel mold can be overlapped with the lower half part due to the action of gravity; after the upper part and the lower part of the silica gel mold are overlapped, the melted jelly wax liquid is introduced and cannot flow out.
Preferably, in the step S2, the opening height is lower than the thyroid gland isthmus in the clay thyroid model; so that the jelly wax thyroid model can be easily and completely taken out by opening the silica gel mould.
Preferably, the heating temperature of the jelly wax in the step S3 is 70-72 ℃.
Preferably, the capsules in the step S3 are 2-3 capsules.
Preferably, the outer wall of the jelly wax thyroid model obtained in the step S3 is uniformly heated, and the heating temperature is higher than 70 ℃.
Preferably, the mold box in the step 1 adopts a square box with the length of 10cm x15cm x5 cm.
The beneficial effects are that: the invention provides a thyroid puncture training model and a manufacturing method thereof, which have the following beneficial effects: according to the thyroid puncture training model and the manufacturing method, the thyroid mould is manufactured by using the silica gel, so that the thyroid puncture training model can be repeatedly utilized, and each time a new model is manufactured, the simulation degree is high; the jelly wax and the carbon powder are adopted to simulate thyroid, the rubber tube is adopted to simulate an air tube, the manufacturing cost is low, the rubber tube can be reused, after puncture practice, the jelly wax can be melted again, the melted jelly wax with the carbon powder can be poured into a thyroid mold, and can be reused after shaping, and after successful manufacturing, the rubber tube can be reused for many times, so that the use cost is reduced; the jelly wax has the specific and better human tissue simulation characteristics, so that operators can actually experience the feeling of real human operation, and the experience of doctors is improved.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic diagram of a clay thyroid model structure of the present invention;
FIG. 2 is a schematic diagram of the thyroid body integrally molded by jelly wax and carbon powder;
FIG. 3 is a schematic view of the internal cross-sectional top view of the silicone mold of the present invention;
FIG. 4 is a schematic diagram of the front view of the silica gel mold of the present invention;
fig. 5 is an ultrasonic echogram of a thyropuncture training model of the present invention.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to FIGS. 1-5.
1-5, the invention provides a thyroid puncture training model and a manufacturing method, wherein the thyroid puncture training model comprises a thyroid body integrally molded by jelly wax and carbon powder;
the rubber tube is used for simulating an air tube;
a plurality of capsules, which are arranged in the thyroid gland body and are used for simulating thyroid nodules;
the mold box is fixed in the rubber tube, the top end of the rubber tube is connected with the thyroid gland body, and jelly wax is filled in the mold box; the mass ratio of the jelly wax to the carbon powder is 1000: 4-1000: 6, preparing a base material; preferably, the mass ratio of the jelly wax to the carbon powder is 1000:5; every 1000g of jelly wax is prepared by adding 4-12g of thermoplastic styrene-butadiene rubber into 100ml of liquid paraffin:
the jelly wax has good plasticity and meltability, is easy to shape, adopts the thyroid body formed by shaping the jelly wax and the carbon powder, can truly simulate the thyroid morphology of a human body, and is convenient for doctors to observe and learn; the texture and the operation simulation degree of the device are close to those of a real thyroid gland of a human body, the device is beneficial to improving the operation level of an operator, and carbon powder comprises resin, carbon black, ferroferric oxide magnetic powder and the like, wherein the ferroferric oxide magnetic powder generates echo when an ultrasonic sound beam strikes the surface of the device, so that the imaging effect is achieved.
A manufacturing method of a thyropuncture training model comprises the following steps:
s1, preparing materials:
100g of clay;
500g of silica gel;
1 rubber tube;
a container;
5g of carbon powder;
jelly wax 1000g
A capsule;
an electromagnetic oven;
and a mould box.
S2, manufacturing a thyroid gland die: the method comprises the steps of kneading clay to form a thyroid shape for turning over a mold, airing the molded clay at a ventilated drying position, fixing the aired clay in a container, uniformly mixing silica gel, pouring the mixture into the container, reserving holes for subsequent dumping materials between the clay and the silica gel, taking out a silica gel mold after the silica gel is aired, cutting an opening at the side of the silica gel mold, and taking out a clay thyroid model in the opening to obtain the thyroid mold; further, silica gel is common silica gel in the market, including silica gel A glue and silica gel B glue, the mixed back reaction of silica gel A glue and silica gel B glue to realize the solidification shaping of silica gel, the detailed composition here of silica gel A glue and silica gel B glue is not repeated, realizes that silica gel solidification fashioned silica gel is all in the protection scope of present case.
S3, preparing a thyroid training model: adding jelly wax into a container, heating to completely melt, adding appropriate amount of carbon powder into the melted jelly wax, and stirring to mix uniformly; adding the jelly wax and carbon powder mixture into the thyroid gland silica gel mold prepared in the step S2 through the reserved holes, then placing into a capsule, waiting for cooling at room temperature, and obtaining a thyroid gland model after the jelly wax is solidified; specifically, the jelly wax in the container is heated by an electromagnetic oven, and the heating temperature is about 70 ℃.
S4, sealing two ends of the rubber tube, fixing the rubber tube in a mold box, fixing the thyroid gland model manufactured in the S3 above the rubber tube, pouring melted jelly wax into the mold box, and covering the surface of the thyroid gland model to obtain the thyroid gland puncture training model.
Specifically, the clay thyroid model size is 40mmx20mmx15mm; in the step S2, the width and the height of the container are both larger than the size of the clay thyroid model, the container is made of plastic or paper, and the bottom is a horizontal plane; the clay thyroid model adopts the above dimension, can truly simulate the size of thyroid tissue of human body, is beneficial to the identification of thyroid tissue by doctors, and ensures the simulation degree of real operation.
Specifically, in the step S2, the size of the holes is about 10mmx10mm, and the number of the holes is 2; the molten jelly wax can be filled into the silica gel mold through the holes, and the two holes are arranged, so that air can be discharged from one hole in the process of pouring the jelly wax into the other hole, and large bubbles in the formed thyroid gland body are avoided, so that the influence on subsequent ultrasonic imaging is avoided.
Specifically, in the step S2, the opening on the silica gel mold is parallel to the upper and lower planes, and the upper and lower parts of the opened silica gel mold are connected with each other; after the clay model is taken out, the upper half part of the silica gel mold can be overlapped with the lower half part due to the action of gravity; after the upper part and the lower part of the silica gel mold are overlapped, the melted jelly wax liquid is introduced and cannot flow out.
Specifically, in the step S2, the opening height is lower than the thyroid gland isthmus in the clay thyroid model; so that the jelly wax thyroid model can be easily and completely taken out by opening the silica gel mould.
Specifically, the heating temperature of the jelly wax in the step S3 is 70-72 ℃; the melting point of the jelly wax is 70 ℃, and the jelly wax can be promoted to be melted by heating to 70-72 ℃, so that the damage to a silica gel model caused by overhigh temperature of the jelly wax is avoided, the smooth shaping of the thyroid gland body is ensured, and the dimensional accuracy of the formed thyroid gland body is ensured.
Specifically, the capsules in the step S3 are 2-3 capsules; the nodules in thyroid gland are simulated by 2-3 capsules, and meanwhile, interference to puncture operation caused by excessive number of capsules is avoided.
Specifically, uniformly heating the outer wall of the jelly wax thyroid model obtained in the step S3, wherein the heating temperature is higher than 70 ℃; further, the outer wall of the formed jelly wax thyroid model can be uniformly heated through an alcohol lamp or an electric heating lamp and the like, so that the outer wall of the jelly wax thyroid model is melted, then the jelly wax thyroid model is cooled after the outer wall is melted, tiny bubbles on the outer wall of the jelly wax thyroid model are removed, ultrasonic echo is prevented from being influenced, and guarantee is provided for the accuracy of subsequent ultrasonic imaging.
Specifically, the die box in the step 1 adopts a square box with the length of 10cm x15cm x5 cm; the mould box of this size can provide accommodation space for thyroid gland body rubber tube, when carrying out ultrasonic imaging simultaneously to guarantee ultrasonic imaging's definition.
The beneficial effects are that: when the invention is used, the thyroid gland mold is made of silica gel, can be reused, and has higher simulation degree when a new model is made each time; the jelly wax and the carbon powder are adopted to simulate thyroid, the rubber tube is adopted to simulate an air tube, the manufacturing cost is low, the rubber tube can be reused, after puncture practice, the jelly wax can be melted again, the melted jelly wax with the carbon powder can be poured into a thyroid mold, and can be reused after shaping, and after successful manufacturing, the rubber tube can be reused for many times, so that the use cost is reduced; the jelly wax has the specific and better human tissue simulation characteristics, so that operators can actually experience the feeling of real human operation, and the experience of doctors is improved.
All electric parts and the adaptive power supply are connected through wires by the person skilled in the art, and a proper controller and encoder should be selected according to actual conditions so as to meet control requirements, specific connection and control sequence, and the electric connection is completed by referring to the following working principles in the working sequence among the electric parts, and the detailed connection means are known in the art, and mainly introduce the working principles and processes as follows, and do not describe the electric control.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A thyropuncture training model, characterized in that: comprises a thyroid body integrally molded by jelly wax and carbon powder;
the rubber tube is used for simulating an air tube;
a plurality of capsules, which are arranged in the thyroid gland body and are used for simulating thyroid nodules;
the mold box is fixed in the rubber tube, the top end of the rubber tube is connected with the thyroid gland body, and jelly wax is filled in the mold box; the mass ratio of the jelly wax to the carbon powder is 1000: 4-1000: 6, preparing a base material; every 1000g of jelly wax is prepared by adding 4-12g of thermoplastic styrene-butadiene rubber into 100ml of liquid paraffin.
2. The method for manufacturing a thyropuncture training model according to claim 1, wherein: the method comprises the following steps: s1, preparing materials:
100g of clay;
500g of silica gel;
1 rubber tube;
a container;
5g of carbon powder;
1000g of jelly wax;
a capsule;
a mold box;
s2, manufacturing a thyroid gland die: the method comprises the steps of kneading clay to form a thyroid shape for turning over a mold, airing the molded clay at a ventilated drying position, fixing the aired clay in a container, uniformly mixing silica gel, pouring the mixture into the container, reserving holes for subsequent dumping materials between the clay and the silica gel, taking out a silica gel mold after the silica gel is aired, cutting an opening at the side of the silica gel mold, and taking out a clay thyroid model in the opening to obtain the thyroid mold;
s3, preparing a thyroid training model: adding jelly wax into a container, heating to completely melt, adding appropriate amount of carbon powder into the melted jelly wax, and stirring to mix uniformly; adding the jelly wax and carbon powder mixture into the thyroid gland silica gel mold prepared in the step S2 through the reserved holes, then placing into a capsule, waiting for cooling at room temperature, and obtaining a thyroid gland model after the jelly wax is solidified;
s4, sealing two ends of the rubber tube, fixing the rubber tube in a mold box, fixing the thyroid gland model manufactured in the S3 above the rubber tube, pouring melted jelly wax into the mold box, and covering the surface of the thyroid gland model to obtain the thyroid gland puncture training model.
3. The method for manufacturing a thyropuncture training model according to claim 2, characterized in that: the clay thyroid model size is 40mmx20mmx15mm; in the step S2, the width and the height of the container are both larger than the size of the clay thyroid model, the container is made of plastic or paper, and the bottom is a horizontal plane.
4. The method for manufacturing a thyropuncture training model according to claim 2, characterized in that: in the step S2, the size of the holes is about 10mmx10mm, and the number of the holes is 2.
5. The method for manufacturing a thyropuncture training model according to claim 2, characterized in that: in the step S2, the opening on the silica gel mold is parallel to the upper and lower planes, and the upper and lower parts of the opened silica gel mold are connected with each other.
6. The method for manufacturing a thyropuncture training model according to claim 2, characterized in that: in step S2, the opening height is at a level below the thyroid gland isthmus in the clay thyroid model.
7. The method for manufacturing a thyropuncture training model according to claim 2, characterized in that: the heating temperature of the jelly wax in the step S3 is 70-72 ℃.
8. The method for manufacturing a thyropuncture training model according to claim 2, characterized in that: and 2-3 capsules in the step S3 are used for uniformly heating the outer wall of the jelly wax thyroid model obtained in the step S3, wherein the heating temperature is higher than 70 ℃.
9. The method for manufacturing a thyropuncture training model according to claim 2, characterized in that: the die box in step 1 is a square box with the length of 10cm x15cm x5 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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