CN112102696B - Ovarian cyst stripping operation training model and manufacturing method and using method thereof - Google Patents
Ovarian cyst stripping operation training model and manufacturing method and using method thereof Download PDFInfo
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- CN112102696B CN112102696B CN202011068862.XA CN202011068862A CN112102696B CN 112102696 B CN112102696 B CN 112102696B CN 202011068862 A CN202011068862 A CN 202011068862A CN 112102696 B CN112102696 B CN 112102696B
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- 208000025661 ovarian cyst Diseases 0.000 title claims abstract description 75
- 238000000034 method Methods 0.000 title claims abstract description 29
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 21
- 241001465754 Metazoa Species 0.000 claims abstract description 26
- 239000000945 filler Substances 0.000 claims abstract description 21
- 230000000968 intestinal effect Effects 0.000 claims description 61
- 210000002784 stomach Anatomy 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 11
- 235000013372 meat Nutrition 0.000 claims description 9
- 241000124008 Mammalia Species 0.000 claims description 8
- 238000005520 cutting process Methods 0.000 claims description 8
- 210000000936 intestine Anatomy 0.000 claims description 4
- 206010011732 Cyst Diseases 0.000 abstract description 15
- 208000031513 cyst Diseases 0.000 abstract description 15
- 230000002611 ovarian Effects 0.000 abstract description 8
- 239000002994 raw material Substances 0.000 abstract description 5
- 210000001519 tissue Anatomy 0.000 description 31
- 238000000926 separation method Methods 0.000 description 7
- 230000002496 gastric effect Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 210000004400 mucous membrane Anatomy 0.000 description 4
- 241001494479 Pecora Species 0.000 description 3
- 238000001356 surgical procedure Methods 0.000 description 3
- 241000283690 Bos taurus Species 0.000 description 2
- 244000046052 Phaseolus vulgaris Species 0.000 description 2
- 235000010627 Phaseolus vulgaris Nutrition 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 210000001557 animal structure Anatomy 0.000 description 2
- 210000001035 gastrointestinal tract Anatomy 0.000 description 2
- 210000001672 ovary Anatomy 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 206010002091 Anaesthesia Diseases 0.000 description 1
- 230000037005 anaesthesia Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 235000020993 ground meat Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000009958 sewing Methods 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- G09B23/30—Anatomical models
- G09B23/306—Anatomical models comprising real biological tissue
Abstract
The invention provides an ovarian cyst stripping operation training model and a manufacturing method and a using method thereof, and relates to the technical field of medical treatment. According to the manufacturing method of the ovarian cyst stripping training model, animal tissues with double layers of walls are used as raw materials, after the inner wall is filled with the filler, the edge of the inner wall is connected and sealed, and then the edge of the outer wall is wrapped with the inner wall and connected and sealed, so that the tightness of the ovarian cyst stripping training model is fully ensured, and the filler in the ovarian cyst stripping training model is prevented from flowing out. The ovarian cyst peeling operation training model manufactured by the manufacturing method provided by the invention sufficiently simulates the texture of the ovarian wall and the cyst wall, and the touch sense and the force feedback of the real operation, thereby providing a reliable training model for medical staff.
Description
Technical Field
The invention relates to the technical field of medical treatment, in particular to an ovarian cyst stripping operation training model and a manufacturing method and a using method thereof.
Background
At present, most surgeons adopt teaching modes of teaching teachers and students and substituting operations for exercises, so that the occasions of operating the surgeons are seriously insufficient. The success rate of surgery is closely related to the skill of the physician, and the most effective way to improve the skill of surgery is to perform a great deal of and real training.
At present, most doctors use animal organs, living animals, bean clamping or silica gel meat imitation and the like as operation training objects to perform simple cutting and suturing. Although the above methods can improve the surgical proficiency to a certain extent, serious disadvantages still exist:
the isolated animal organ is used as an operation training object, and due to lack of focus, only single skills such as suturing, cutting and the like can be exercised; living animals are used as operation training objects, the investment is high, animal raising rooms, anesthesia equipment, operation sites and the like are required to be provided, and the difference between animals and people is large; the bean clamping or silica gel meat imitation is used as an operation training object, so that the basic capabilities of space sense conversion, hand-eye coordination, hand-hand coordination and the like can be trained, and the requirement of human operation can not be met.
In view of this, the present invention has been made.
Disclosure of Invention
The first aim of the invention is to provide a manufacturing method of an ovarian cyst stripping operation training model, which is simple and rapid, low in cost and convenient to obtain materials.
A second object of the present invention is to provide an ovarian cyst extirpation training model that sufficiently simulates the texture of the ovarian wall and cyst wall, as well as the tactile and force feedback of a real surgical procedure, providing a reliable training model for medical personnel, capable of solving at least one of the above problems.
The third aim of the invention is to provide a using method of ovarian cyst stripping operation training, which is simple and rapid.
In order to solve the technical problems, the following technical scheme is adopted:
in a first aspect, the invention provides a method for manufacturing an ovarian cyst extirpation training model, comprising the following steps: separating the inner wall and the outer wall at the edge of the animal tissue with double walls, lifting the edge of the inner wall to connect to form a cavity, filling the cavity with filler, sealing, lifting the edge of the outer wall to wrap the inner wall and connecting the sealing, and manufacturing the ovarian cyst stripping operation training model.
As a further embodiment, the animal tissue with double walls comprises mammalian stomach tissue or mammalian intestinal tissue, preferably porcine intestinal tissue.
As a further technical scheme, the length of the intestinal tissue of the animal is 8-15cm, preferably 12cm;
as a further embodiment, the fat thickness of the intestinal tissue of the mammal is 1-4mm, preferably 2.5mm.
As a further solution, the inner wall and the outer wall at the edge have a separation width of 0.5-3cm, preferably 2cm.
As a further technical scheme, the inner wall edge connection or the outer wall edge connection mode respectively and independently comprises stitching or ligating;
preferably, the stitching comprises purse string stitching;
preferably, the ligature comprises a rubber tie.
As a further aspect, the filling comprises meat and/or fat.
In a second aspect, the invention provides an ovarian cyst removal training model.
As a further technical scheme, the diameter of the ovarian cyst stripping operation training model is 4-8cm, preferably 6cm.
In a third aspect, the invention provides a method for using an ovarian cyst extirpation training model, which is used by fixing the ovarian cyst extirpation training model on a simulator.
Compared with the prior art, the ovarian cyst stripping operation training model and the manufacturing method and the using method thereof have the following beneficial effects:
according to the manufacturing method of the ovarian cyst stripping training model, animal tissues with double layers of walls are used as raw materials, after the inner wall is filled with the filler, the edge of the inner wall is connected and sealed, and the edge of the outer wall is wrapped with the edge of the inner wall to be connected and sealed, so that the tightness of the ovarian cyst stripping training model is fully ensured, and the filler in the ovarian cyst stripping training model is prevented from flowing out.
The ovarian cyst stripping operation training model manufactured by the manufacturing method provided by the invention is manufactured by taking animal tissues with double layers as main raw materials, fully simulates the texture of ovarian walls and cyst walls, and the touch sense and force feedback of real operation, provides a reliable training model for medical staff, improves operation skills, has simple requirements on the training environment, saves investment of sites, cost, labor and the like, and realizes the daily operation training.
The application method of the ovarian cyst stripping operation training model provided by the invention is simple and quick.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a side view of an ovarian cyst in accordance with example 1 of the present invention;
fig. 2 is a plan view of an ovarian cyst according to embodiment 1 of the present invention.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to embodiments and examples, but it will be understood by those skilled in the art that the following embodiments and examples are only for illustrating the present invention and should not be construed as limiting the scope of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention. The specific conditions are not specified, and the process is carried out according to conventional conditions or conditions suggested by manufacturers. The reagents or apparatus used were conventional products commercially available without the manufacturer's attention.
In a first aspect, the invention provides a method for manufacturing an ovarian cyst extirpation training model, comprising the following steps: separating the inner wall and the outer wall at the edge of the animal tissue with double walls, lifting the edge of the inner wall to connect to form a cavity, filling the cavity with filler, sealing, lifting the edge of the outer wall to wrap the inner wall and connecting the sealing, and manufacturing the ovarian cyst stripping operation training model.
Animal tissue texture with double walls is similar to that of an ovarian wall and a cyst wall, and the animal tissue texture is animal tissue, so that the ovarian cyst can be simulated more truly compared with other materials, and the animal tissue with double walls is convenient to obtain, wide in source and low in cost.
According to the manufacturing method of the ovarian cyst stripping operation training model, animal tissues with double layers of walls are used as raw materials, after the inner wall is filled with the filler, the edge of the inner wall is connected and sealed, and the edge of the outer wall is connected and sealed, so that the tightness of the ovarian cyst stripping operation training model is fully ensured, and the filler in the interior is prevented from flowing out; and the fold part at the edge sealing part of the outer wall can be used as a fixing position of the simulator for fixing.
It should be noted that the "inner wall" and "outer wall" in the method of the present invention are cyst walls and ovarian walls of the training model for ovarian cyst removal obtained by the preparation, and are not inner walls and outer walls in animal tissue biology.
In some preferred embodiments, the animal tissue with double walls includes, but is not limited to, mammalian stomach tissue or mammalian intestinal tissue, for example, may be, but is not limited to, porcine intestinal tissue, ovine intestinal tissue or bovine intestinal tissue, preferably porcine intestinal tissue. The gap between the ovary wall and the cyst wall when the ovarian cyst is stripped can be fully simulated by the gap between the inner wall and the outer wall of the animal intestinal tissue, and the texture of the animal intestinal tissue is compact and similar to that of the ovary wall and the cyst wall. For example, the porcine intestinal tissue is used as a material of an ovarian cyst peeling operation training model, the outer wall of the prepared ovarian cyst peeling operation training model is a mucous membrane layer of the intestinal tract, the inner wall of the ovarian cyst peeling operation training model is a fatty intestinal tract outer wall, and the texture of the ovarian cyst peeling operation training model is more similar to that of the ovarian wall and the cyst wall.
In some preferred embodiments, the length of the mammalian intestinal tissue is 8-15cm, such as, but not limited to, 8cm, 9cm, 10cm, 11cm, 12cm, 13cm, 14cm, or 15cm, preferably 12cm;
in some preferred embodiments, the fat thickness of the mammalian intestinal tissue is 1-4mm, which may be, for example, but not limited to, 1mm, 2mm, 3mm or 4mm, preferably 2.5mm.
Through further optimization and adjustment of the length of intestinal tissues and the thickness of fat of mammals, the texture of the ovarian wall and the cyst wall is fully simulated.
In some preferred embodiments, the width of the separation of the inner and outer walls at the edge is 0.5-3cm, which may be, for example, but not limited to, 0.5cm, 1cm, 1.5cm, 2cm, 2.5cm or 3cm, preferably 2cm.
According to the invention, the separation width of the inner wall and the outer wall at the edge is further optimized and adjusted, so that the separated edge is connected and sealed, the width of the remained fold part at the sealing is suitable, and the ovarian cyst stripping training model is convenient to fix.
In some preferred embodiments, the means for inner wall edge attachment or outer wall edge attachment each independently includes, but is not limited to, stitching or ligation, or other attachment means known to those skilled in the art.
Preferably, the stitching includes, but is not limited to, purse string stitching;
preferably, the ligature includes, but is not limited to, a rubber ligature. The edges of the inner wall and the outer wall are connected in a purse string suture mode, so that the operation is convenient, and the filling of the filler is convenient.
In some preferred embodiments, the filling includes, but is not limited to, meat and/or fat, or other soft materials that can be used for filling as is well known to those of skill in the art. Preferably, the filling is performed using ground meat as a filler.
In a second aspect, the invention provides an ovarian cyst removal training model.
The ovarian cyst stripping operation training model manufactured by the manufacturing method provided by the invention is manufactured by taking animal tissues as raw materials, and compared with other non-animal materials, the ovarian cyst stripping operation training model can simulate texture of ovarian walls and cyst walls more truly, and sense of touch and force feedback of real operation can be realized, so that a reliable training model is provided for medical staff, operation skills are improved, the requirement on the training environment of the training model is simple, investment of sites, cost, labor and the like is saved, and the daily operation training is realized.
In some preferred embodiments, the ovarian cyst removal training model has a diameter of 4-8cm, such as, but not limited to, 4cm, 5cm, 6cm, 7cm, or 8cm, preferably 6cm.
The actual size of the ovarian cyst is fully simulated by further optimizing and adjusting the diameter of the ovarian cyst stripping training model.
In a third aspect, the invention provides a method for using an ovarian cyst extirpation training model, which is used by fixing the ovarian cyst extirpation training model on a simulator.
The ovarian cyst peeling training model is fixed on a simulator for use, and the fixed position of the ovarian cyst peeling training model is a fold part remained at the sealing position of the ovarian cyst peeling training model. The means of fixation include, but are not limited to, needle fixation, or hook fixation, or other means of fixation known to those skilled in the art that can be used in training models for ovarian cyst removal, with needle fixation being preferred.
In the invention, the ovarian cyst peeling training model can be connected and sealed by adopting methods such as purse string suture or rubber ring binding, so that after the ovarian cyst peeling training model is sealed, a part of outer wall edge remains at the sealing position, and the position is used as the fixing position of the ovarian cyst peeling training model to help fix the ovarian cyst peeling training model, and meanwhile, the damage to the ovarian cyst peeling training model caused by fixing can be avoided.
The application method of the ovarian cyst stripping operation training model provided by the invention is simple and quick.
For example, the application method of the ovarian cyst stripping operation training model provided by the invention can be as follows: the ovarian cyst stripping operation training model is fixed on a simulator by using a fixing nail, and the fixing position is a fold part remained after the sealing of the training model. When medical staff operates, the operation tool is used for cutting and separating along the inner wall and the outer wall of the training model, and after the inner wall and the outer wall are completely separated, the part separated from the outer wall is taken out, and the part is the cyst.
The invention is further illustrated by the following specific examples and comparative examples, however, it should be understood that these examples are for the purpose of illustration only in greater detail and should not be construed as limiting the invention in any way.
Example 1
An ovarian cyst stripping operation training model is prepared by the following steps:
1. selecting a pig intestine tube with the length of 12cm, smooth surface and fat thickness of 2.2 mm;
2. cutting the intestinal canal along the long axis with scissors, flattening, and changing into rectangular intestinal canal pieces;
3. lifting the intestinal canal, and finding a separation position of the inner wall and the outer wall of the intestinal canal at the edge;
4. separating the inner wall of the intestinal canal (smooth mucous membrane layer) from the outer wall of the intestinal canal with fat along the gap between the inner wall and the outer wall of the intestinal canal;
5. separating the four edges of the rectangular intestinal canal piece along the gaps of the inner wall and the outer wall of the intestinal canal to obtain a width of 2cm;
6. preparing some minced meat and fat as a filling for the cyst module;
7. lifting the outer wall of the intestinal canal separated from the inner wall, and carrying out purse string suture along the four edges to collect fat on the intestinal canal into the purse;
8. when the suture is carried out after the suture is completed, a cavity is reserved to fill with filler, and after the filler is filled, the suture is knotted and ligated;
9. lifting the inner wall of the intestinal canal, carrying out purse string suture along the four edges, wrapping the outer wall of the intestinal canal and the content thereof, and preparing the ovarian cyst peeling operation training model with the diameter of 6cm, as shown in fig. 1 and 2.
Example 2
An ovarian cyst stripping operation training model is prepared by the following steps:
1. selecting a sheep intestine tube with the length of 8cm, smooth surface and fat thickness of 1 mm;
2. cutting the intestinal canal along the long axis with scissors, flattening, and changing into rectangular intestinal canal pieces;
3. lifting the intestinal canal, and finding a separation position of the inner wall and the outer wall of the intestinal canal at the edge;
4. separating the inner wall of the intestinal canal (smooth mucous membrane layer) from the outer wall of the intestinal canal with fat along the gap between the inner wall and the outer wall of the intestinal canal;
5. separating the four edges of the rectangular intestinal canal piece along the gaps of the inner wall and the outer wall of the intestinal canal to form a width of 0.5 cm;
6. preparing some minced meat blocks as fillers of cyst modules;
7. lifting the outer wall of the intestinal canal separated from the inner wall, and suturing along the four edges to collect fat on the intestinal canal into the purse;
8. after the stitching is completed, a cavity is reserved for filling the filler, and after the filler is filled, the filler is tied and fastened;
9. lifting the inner wall of the intestinal canal, wrapping and covering the outer wall of the intestinal canal and the content of the intestinal canal, and then binding by using a rubber ring to prepare the ovarian cyst stripping operation training model.
Example 3
An ovarian cyst stripping operation training model is prepared by the following steps:
1. selecting a bovine intestine tube with the length of 15cm, smooth surface and fat thickness of 4 mm;
2. cutting the intestinal canal along the long axis with scissors, flattening, and changing into rectangular intestinal canal pieces;
3. lifting the intestinal canal, and finding a separation position of the inner wall and the outer wall of the intestinal canal at the edge;
4. separating the inner wall of the intestinal canal (smooth mucous membrane layer) from the outer wall of the intestinal canal with fat along the gap between the inner wall and the outer wall of the intestinal canal;
5. separating the four edges of the rectangular intestinal canal piece along the gaps of the inner wall and the outer wall of the intestinal canal to form a width of 3 cm;
6. preparing some fat as a filling of cyst module;
7. lifting the outer wall of the intestinal canal separated from the inner wall, and connecting the outer wall to form a cavity;
8. filling fat and minced meat into a cavity formed by connecting the outer walls, and binding by using a rubber ring after filling;
9. lifting the inner wall of the intestinal canal, binding the inner wall of the intestinal canal by using a rubber ring, wrapping and covering the outer wall of the intestinal canal and the content of the intestinal canal, and manufacturing to obtain the ovarian cyst peeling operation training model.
Example 4
An ovarian cyst stripping operation training model is prepared by the following steps:
1. selecting sheep stomach tissue;
2. cutting sheep stomach with scissors to obtain square stomach slices with side length of 12cm;
3. lifting the stomach sheet, and finding a separation position of two layers of the inner wall and the outer wall of the stomach at the edge;
4. separating the inner wall from the outer wall of the gastric sheet along the gap between the inner wall and the outer wall of the gastric sheet;
5. separating the four edges of the stomach piece completely along the gaps of the inner wall and the outer wall of the stomach piece to obtain a width of 1.5 cm;
6. preparing some minced meat and fat as a filling for the cyst module;
7. lifting the outer wall of the stomach sheet separated from the inner wall, and sewing along the four edges to collect fat on the stomach sheet into the purse;
8. after the stitching is completed, a cavity is reserved for filling the filler, and after the filler is filled, the filler is tied and fastened;
9. lifting the inner wall of the gastric sheet, carrying out purse string suture along the four edges, wrapping and covering the outer wall of the gastric sheet and the content thereof, and manufacturing to obtain the ovarian cyst peeling operation training model.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (15)
1. The manufacturing method of the ovarian cyst stripping operation training model is characterized by comprising the following steps of: cutting and flattening animal tissue with double walls into slices, separating the inner wall and the outer wall at the edge of the slice animal tissue, lifting the edge of the outer wall separated from the inner wall to be connected into a cavity, filling the cavity with filler, sealing, lifting the edge of the inner wall separated from the outer wall to wrap the outer wall, and connecting the sealing to manufacture an ovarian cyst peeling training model;
the animal tissue with double walls is mammal stomach tissue or mammal intestinal tissue.
2. The method of claim 1, wherein the animal tissue with double walls is pig intestine tissue.
3. The method of claim 2, wherein the length of the intestinal tissue of the mammal is 8-15cm.
4. The method of claim 3, wherein the length of the intestinal tissue of the mammal is 12cm.
5. The method of claim 2, wherein the fat thickness of the intestinal tissue of the mammal is 1-4mm.
6. The method of claim 5, wherein the fat thickness of the intestinal tissue of the mammal is 2.5mm.
7. The method of claim 1, wherein the inner wall and the outer wall at the edge are separated by a width of 0.5cm to 3cm.
8. The method of claim 7, wherein the inner wall and the outer wall at the edge are separated by a width of 2cm.
9. The method of claim 1, wherein the means for connecting the inner wall edge to the outer wall edge comprises stitching or ligating.
10. The method of claim 9, wherein the stitching comprises purse string stitching;
the ligature comprises a rubber ligature ring.
11. The method of claim 1, wherein the filler comprises meat and/or fat.
12. An ovarian cyst extirpation training model manufactured by the method for manufacturing an ovarian cyst extirpation training model according to any one of claims 1-11.
13. The ovarian cyst removal training model of claim 12, wherein the diameter of the ovarian cyst removal training model is 4-8cm.
14. The ovarian cyst removal training model of claim 13, wherein the diameter of the ovarian cyst removal training model is 6cm.
15. The method of using an ovarian cyst removal training model as in any one of claims 12-14, wherein the ovarian cyst removal training model is fixed for use on a simulator.
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| CN112102696A (en) | 2020-12-18 |
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