CN112102696A - Ovarian cyst removal training model and manufacturing method and using method thereof - Google Patents
Ovarian cyst removal training model and manufacturing method and using method thereof Download PDFInfo
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- CN112102696A CN112102696A CN202011068862.XA CN202011068862A CN112102696A CN 112102696 A CN112102696 A CN 112102696A CN 202011068862 A CN202011068862 A CN 202011068862A CN 112102696 A CN112102696 A CN 112102696A
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- cyst removal
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- 208000025661 ovarian cyst Diseases 0.000 title claims abstract description 72
- 238000000034 method Methods 0.000 title claims abstract description 27
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- 241001465754 Metazoa Species 0.000 claims abstract description 23
- 239000000945 filler Substances 0.000 claims abstract description 20
- 230000000968 intestinal effect Effects 0.000 claims description 55
- 210000002784 stomach Anatomy 0.000 claims description 17
- 235000013372 meat Nutrition 0.000 claims description 9
- 238000000926 separation method Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 5
- 241000124008 Mammalia Species 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 10
- 239000002994 raw material Substances 0.000 abstract description 5
- 210000001519 tissue Anatomy 0.000 description 30
- 238000009958 sewing Methods 0.000 description 6
- 210000001035 gastrointestinal tract Anatomy 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 241001494479 Pecora Species 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 210000000936 intestine Anatomy 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
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 206010002091 Anaesthesia Diseases 0.000 description 1
- 230000037005 anaesthesia 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
- 210000004400 mucous membrane Anatomy 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
- G09B23/30—Anatomical models
- G09B23/306—Anatomical models comprising real biological tissue
Abstract
The invention provides a ovarian cyst removal training model and a manufacturing method and a using method thereof, and relates to the technical field of medical treatment. The manufacturing method of the training model for the ovarian cyst removal operation provided by the invention takes animal tissues with double walls as raw materials, the edges of the inner wall are connected and sealed after the filler is filled in the inner wall, and then the edges of the outer wall are wrapped on the inner wall and connected and sealed, so that the tightness of the training model for the ovarian cyst removal operation is fully ensured, and the filler in the training model is prevented from flowing out. The ovarian cyst removal training model prepared by the method provided by the invention fully simulates the texture of the ovarian wall and the cyst wall, and the touch and force feedback of 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 a ovarian cyst removal training model and a manufacturing method and a using method thereof.
Background
At present, surgeons mostly adopt teaching modes of 'teachers and bare persons with education' and 'training with an operation instead', so that the manual operation of the surgeons is seriously insufficient. The success rate of surgery is closely related to the skill of the surgeon, and the most effective way to improve the skill of surgery is to perform a lot of and real training.
Currently, many doctors perform simple incision and suture operations using animal organs, living animals, beans, or simulated silica gel meat as the object of surgical training. Although the above methods can improve the skill of the operation to some extent, they still have serious disadvantages:
an isolated animal organ is taken as an operation training object, and only single skills such as suturing, cutting and the like can be exercised due to the lack of focus; the living animals are used as operation training objects, the investment is high, animal raising rooms, anesthesia equipment, operation sites and the like need to be provided, and the difference between the animals and people is large; the simulated meat of the beans or silica gel is used as an operation training object, and can only train basic abilities of space sense conversion, hand-eye coordination, double-hand coordination and the like, and the requirements of human body operations cannot be met.
In view of the above, the present invention is particularly proposed.
Disclosure of Invention
The invention aims to provide a manufacturing method of an ovarian cyst removal training model, which is simple and rapid, low in cost and convenient in material drawing.
The second objective of the present invention is to provide a training model for ovarian cyst removal, which fully simulates the texture of the ovarian wall and cyst wall, and the tactile sensation and force feedback of the real operation, and provides a reliable training model for medical care personnel, so as to solve at least one of the above problems.
A third object of the present invention is to provide a method for using the ovarian cyst removal training, which is simple and fast.
In order to solve the technical problems, the following technical scheme is adopted:
in a first aspect, the present invention provides a method for making a training model for ovarian cyst removal, comprising the following steps: separating the inner wall and the outer wall at the edge of the animal tissue with the double-layer wall, lifting the edge of the inner wall to form a cavity, filling filler, sealing, lifting the edge of the outer wall to wrap the inner wall and connect the seal, and manufacturing the training model for the ovarian cyst removal.
As a further aspect, 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 animal intestinal tract tissue is 8-15cm, preferably 12 cm;
as a further technical scheme, the thickness of the fat of the intestinal tract tissue of the mammal is 1-4mm, and preferably 2.5 mm.
As a further technical scheme, the separation width of the inner wall and the outer wall at the edge is 0.5-3cm, and preferably 2 cm.
As a further technical scheme, the inner wall edge connection or the outer wall edge connection respectively and independently comprises sewing or ligation;
preferably, the stitching comprises a purse string stitching;
preferably, the ligation comprises a rubber band.
As a further aspect, the filling comprises meat and/or fat.
In a second aspect, the present invention provides a ovarian cyst removal training model.
As a further technical scheme, the diameter of the training model for ovarian cyst removal is 4-8cm, and preferably 6 cm.
In a third aspect, the invention provides a use method of an ovarian cyst removal training model, which is used by fixing the ovarian cyst removal training model on a simulator.
Compared with the prior art, the training model for the ovarian cyst removal operation and the manufacturing method and the using method thereof have the following beneficial effects:
the manufacturing method of the training model for the ovarian cyst removal operation provided by the invention takes animal tissues with double walls as raw materials, the edges of the inner wall are connected and sealed after the filler is filled in the inner wall, and then the edges of the outer wall are wrapped on the edges of the inner wall to connect and seal, so that the tightness of the training model for the ovarian cyst removal operation is fully ensured, and the filler in the training model is prevented from flowing out.
The ovarian cyst removal training model prepared by the method for preparing the ovarian cyst removal training model provided by the invention is prepared by taking animal tissues with double walls as main raw materials, fully simulates the texture of the ovarian wall and the cyst wall and the touch feeling and force feedback of real operation, provides a reliable training model for medical staff, improves the operation skill, has simple training environment requirement, saves the investment of field, cost, manpower and the like, and realizes daily operation training.
The use method of the training model for the ovarian cyst removal operation provided by the invention is simple and rapid.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Figure 1 is a side view of an ovarian cyst provided in example 1 of the present invention;
fig. 2 is a top view of an ovarian cyst provided in example 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 those skilled in the art will understand that the following embodiments and examples are only illustrative of the present invention and should not be construed as limiting the scope of the present invention. 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. Those who do not specify the conditions are performed according to the conventional conditions or the conditions recommended by the manufacturer. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products available commercially.
In a first aspect, the present invention provides a method for making a training model for ovarian cyst removal, comprising the following steps: separating the inner wall and the outer wall at the edge of the animal tissue with the double-layer wall, lifting the edge of the inner wall to form a cavity, filling filler, sealing, lifting the edge of the outer wall to wrap the inner wall and connect the seal, and manufacturing the training model for the ovarian cyst removal.
The texture of the animal tissue with the double-wall is similar to that of the ovarian wall and the cyst wall, and the two are animal tissues, compared with other materials, the ovarian cyst can be simulated more truly, and the animal tissue with the double-wall is convenient to obtain, wide in source and low in cost.
The manufacturing method of the training model for the ovarian cyst removal operation provided by the invention takes animal tissues with double walls as raw materials, after fillers are filled in the inner wall, the edge of the inner wall is connected and sealed, and then the edge of the outer wall is connected and sealed, so that the tightness of the training model for the ovarian cyst removal operation is fully ensured, and the fillers in the training model are prevented from flowing out; meanwhile, the folded part at the sealing position of the edge 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 manufactured training model for ovarian cyst removal, and do not refer to the inner wall and the outer wall in the animal tissue biology sense.
In some preferred embodiments, the animal tissue with double walls includes, but is not limited to, mammalian stomach tissue or mammalian intestinal tissue, such as 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 inner wall and the outer wall of the animal intestinal tissue can fully simulate the gap between the ovarian wall and the cyst wall when the ovarian cyst is stripped, and the texture of the animal intestinal tissue is close to that of the ovarian wall and the cyst wall. For example, the intestinal tissue of a pig is used as a material of the ovarian cyst removal training model, the outer wall of the prepared ovarian cyst removal training model is a mucous membrane layer of an intestinal tract, the inner wall of the prepared ovarian cyst removal training model is an intestinal tract outer wall with fat, and the texture of the prepared ovarian cyst removal training model is closer to that of an ovarian wall and a cyst wall.
In some preferred embodiments, the length of the mammalian intestinal tissue is 8-15cm, for example, and can be, but is not limited to, 8cm, 9cm, 10cm, 11cm, 12cm, 13cm, 14cm, or 15cm, preferably 12 cm;
in some preferred embodiments, the fat thickness of the mammalian intestinal tissue is 1-4mm, for example, but not limited to, 1mm, 2mm, 3mm or 4mm, preferably 2.5 mm.
By further optimizing and adjusting the length of the intestinal tract tissue and the thickness of the fat of the mammal, 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, for example, but not limited to, 0.5cm, 1cm, 1.5cm, 2cm, 2.5cm or 3cm, preferably 2 cm.
In the invention, the separation width of the inner wall and the outer wall at the edge is further optimized and adjusted so as to connect the separated edge position with the seal, and meanwhile, the width of the residual fold part at the seal is proper so as to facilitate the fixation of the training model for the ovarian cyst removal.
In some preferred embodiments, the inner wall edge or outer wall edge is attached independently of each other, including but 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 ligation includes, but is not limited to, ligating a rubber ring. The edges of the inner wall and the outer wall are connected by adopting a purse-string sewing mode, so that the operation is convenient, and the filling of fillers 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 will be familiar to those skilled in the art. Preferably, the filling is performed using ground meat as filling.
In a second aspect, the present invention provides a ovarian cyst removal training model.
The ovarian cyst removal training model prepared by the method for preparing the ovarian cyst removal training model provided by the invention is prepared by taking animal tissues as raw materials, can more truly simulate the texture of an ovarian wall and a cyst wall and the touch and force feedback of real operation compared with other non-animal materials, provides a reliable training model for medical personnel, improves the operation skill, has simple training environment requirement, saves the investment of field, cost, manpower and the like, and is beneficial to realizing daily operation training.
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 6 cm.
The actual size of the ovarian cyst is fully simulated by further optimizing and adjusting the diameter of the training model for the ovarian cyst removal.
In a third aspect, the invention provides a use method of an ovarian cyst removal training model, which is used by fixing the ovarian cyst removal training model on a simulator.
Will the ovarian cyst strips the operation training model and is fixed in the simulator and uses, the fixed position of ovarian cyst strips the operation training model is the remaining fold part in the department of the training model seal of ovarian cyst strips. The fixing mode includes but is not limited to fixing needle fixing, or hook fixing, or other fixing modes which can be used for training models of ovarian cyst removal and are well known to those skilled in the art, and fixing is preferably carried out by using a fixing needle.
In the invention, as the ovarian cyst removal training model can be connected and sealed by methods such as purse string suture or rubber ring tying, a part of the outer wall edge is remained at the sealing position after the ovarian cyst removal training model is sealed, the position is used as the fixing position of the ovarian cyst removal training model to be beneficial to fixing the ovarian cyst removal training model, and meanwhile, the damage to the ovarian cyst removal training model caused by fixing can be avoided.
The use method of the training model for the ovarian cyst removal operation provided by the invention is simple and quick.
For example, the use method of the training model for ovarian cyst removal provided by the invention can be as follows: the training model for ovarian cyst removal is fixed on a simulator by using a fixing nail, and the fixing position is a fold part remained after the training model is sealed. Medical personnel use the operation instrument to cut, separate along training the inner wall and the outer wall of model when the operation, treat that inner wall and outer wall are separately the back completely, will take out with the part that the outer wall is divided, this part is the cyst.
The invention is further illustrated by the following specific examples and comparative examples, but it should be understood that these examples are for purposes of illustration only and are not to be construed as limiting the invention in any way.
Example 1
A training model for ovarian cyst removal is prepared by the following steps:
1. selecting a pig intestine tube with the length of 12cm, smooth surface and the fat thickness of 2.2 mm;
2. cutting open and flattening the intestinal canal along the long axis by using scissors to form a rectangular intestinal canal piece;
3. lifting the intestinal canal, and finding a two-layer separation part of the inner wall and the outer wall of the intestinal canal at the edge;
4. separating the inner wall (smooth mucous layer) of the intestinal canal from the outer wall of the intestinal canal with fat along the clearance between the inner wall and the outer wall of the intestinal canal;
5. separating the four edges of the rectangular intestinal canal piece into 2cm of width along the gap between the inner wall and the outer wall of the intestinal canal;
6. preparing a quantity of meat pieces and fat as a filling for the cyst module;
7. lifting the outer wall of the intestinal canal separated from the inner wall, and performing purse-string suture along the four edges to collect fat on the intestinal canal into the purse-string;
8. when the suture is pulled after the suture is finished, a cavity is reserved for filling the filler, and after the filler is filled, the cavity is knotted and ligated;
9. and (3) lifting the inner wall of the intestinal canal, performing purse-string suture along four edges, wrapping and covering the outer wall of the intestinal canal and contents thereof, and manufacturing the training model for the ovarian cyst removal operation with the diameter of 6cm, as shown in fig. 1 and 2.
Example 2
A training model for ovarian cyst removal 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 open and flattening the intestinal canal along the long axis by using scissors to form a rectangular intestinal canal piece;
3. lifting the intestinal canal, and finding a two-layer separation part of the inner wall and the outer wall of the intestinal canal at the edge;
4. separating the inner wall (smooth mucous layer) of the intestinal canal from the outer wall of the intestinal canal with fat along the clearance between the inner wall and the outer wall of the intestinal canal;
5. separating the four edges of the rectangular intestinal canal piece into 0.5cm of width along the gap between the inner wall and the outer wall of the intestinal canal;
6. preparing a plurality of pieces of minced meat as a filler for the cyst module;
7. lifting the outer wall of the intestinal canal separated from the inner wall, sewing along the four edges, and collecting the fat on the intestinal canal into a purse-string;
8. after the sewing is finished, a cavity is reserved for filling the filler, and after the filler is filled, the filler is knotted and fastened;
9. and lifting the inner wall of the intestinal canal, wrapping and covering the outer wall and the content of the intestinal canal, and then fastening by using a rubber ring to manufacture the ovarian cyst removal training model.
Example 3
A training model for ovarian cyst removal is prepared by the following steps:
1. selecting a bovine intestine tube with the length of 15cm, smooth surface and the fat thickness of 4 mm;
2. cutting open and flattening the intestinal canal along the long axis by using scissors to form a rectangular intestinal canal piece;
3. lifting the intestinal canal, and finding a two-layer separation part of the inner wall and the outer wall of the intestinal canal at the edge;
4. separating the inner wall (smooth mucous layer) of the intestinal canal from the outer wall of the intestinal canal with fat along the clearance between the inner wall and the outer wall of the intestinal canal;
5. separating the four edges of the rectangular intestinal canal piece into 3cm of width along the gap between the inner wall and the outer wall of the intestinal canal;
6. preparing some fat as a filling of cyst modules;
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 tightening by using a rubber ring after filling;
9. and lifting the inner wall of the intestinal canal, fastening the inner wall of the intestinal canal by using a rubber ring, wrapping and covering the outer wall and contents of the intestinal canal, and manufacturing to obtain the ovarian cyst removal training model.
Example 4
A training model for ovarian cyst removal is prepared by the following steps:
1. selecting sheep stomach tissues;
2. cutting the sheep stomach with scissors to obtain a square stomach slice with the side length of 12 cm;
3. lifting the stomach tablet, and finding the separation of two layers of the inner and outer walls of the stomach at the edge;
4. separating the inner wall from the outer wall of the stomach piece along the gap between the inner wall and the outer wall of the stomach piece;
5. separating the four edges of the stomach piece into 1.5cm of width along the gap between the inner wall and the outer wall of the stomach piece;
6. preparing a quantity of meat pieces and fat as a filling for the cyst module;
7. lifting the outer wall of the stomach piece separated from the inner wall, sewing along the four edges, and collecting the fat on the stomach piece into the pouch;
8. after the sewing is finished, a cavity is reserved for filling the filler, and after the filler is filled, the filler is knotted and fastened;
9. and lifting the inner wall of the stomach piece, performing purse-string suture along the four edges, wrapping and covering the outer wall of the stomach piece and contents of the stomach piece, and manufacturing the training model for the ovarian cyst removal operation.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A manufacturing method of a training model for ovarian cyst removal is characterized by comprising the following steps: separating the inner wall and the outer wall at the edge of the animal tissue with the double-layer wall, lifting the edge of the inner wall to form a cavity, filling filler, sealing, lifting the edge of the outer wall to wrap the inner wall and connect the seal, and manufacturing the training model for the ovarian cyst removal.
2. The method of claim 1, wherein the animal tissue with double walls comprises mammalian stomach tissue or mammalian intestinal tissue, preferably porcine intestinal tissue.
3. The method of claim 2, wherein the length of the intestinal tissue of the mammal is 8-15cm, preferably 12 cm.
4. The method of claim 2, wherein the thickness of the fat in the intestinal tissue of the mammal is 1-4mm, preferably 2.5 mm.
5. The method of claim 1, wherein the width of the separation between the inner wall and the outer wall at the edge is 0.5-3cm, preferably 2 cm.
6. The method of claim 1, wherein the inner wall edge or the outer wall edge is connected independently by suturing or ligating;
preferably, the stitching comprises a purse string stitching;
preferably, the ligation comprises a rubber band.
7. The method of claim 1, wherein the filler comprises meat and/or fat.
8. The training model for ovarian cyst removal manufactured by the method for manufacturing a training model for ovarian cyst removal according to any one of claims 1 to 7.
9. The training model for ovarian cyst removal according to claim 8, wherein the training model for ovarian cyst removal has a diameter of 4-8cm, preferably 6 cm.
10. The method of using an ovarian cyst removal training model according to claim 8 or 9, characterized in that the ovarian cyst removal training model is used by being fixed to a simulator.
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