CN105023493A - Upper alimentary canal endoscopy lower peeling operation training model - Google Patents
Upper alimentary canal endoscopy lower peeling operation training model Download PDFInfo
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- CN105023493A CN105023493A CN201510449831.1A CN201510449831A CN105023493A CN 105023493 A CN105023493 A CN 105023493A CN 201510449831 A CN201510449831 A CN 201510449831A CN 105023493 A CN105023493 A CN 105023493A
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Abstract
The invention discloses an upper alimentary canal endoscopy lower peeling operation training model, which comprises a housing, a middle cavity set inside the housing, and a negative pressure pump connected with the middle cavity; the middle cavity can be opened or closed and can be used to dispose an animal alimentary canal; one end of the middle cavity is provided with an alimentary canal upper end fixing apparatus and the outlet at the end is communicated with the operation inlet of the housing, and the other end of the middle cavity is provided with an alimentary canal lower end fixing apparatus and the outlet at the other end is communicated with outside. According to the model, the operation can be observed dynamically; the endoscopy operation personnel can perform more lifelike; and repeated training on a plurality of equipment and operation apparatus can be realized.
Description
Technical field
The invention belongs to medical simulation exercise equipment field, under relating to a kind of superior gastrointestinal endoscope, peel off operative training model.
Background technology
Mucous membrane strip biopsy art (the endoscopic mucosal resection proposed by Ottenjann etc. for 1973, EMR), as a kind of diagnostic method at first, the pathology being mainly difficult to make a definite diagnosis to routine autopsy carries out the method for bulk biopsy, and the excision applying to alimentary canal infantile tumour afterwards gradually reaches therapeutic purposes.Decollement (endoscopic submucosal dissection under scope, ESD) the treatment idicatio of EMR is expanded, en bloc resection focus significantly can reduce the recurrence of focus, thus the effect reached alimentary canal infantile tumour radical excision, Japan extensively uses ESD technology to treat Alimentary tract disease.The ESD technology of current China is in the flourish stage, is treatment and the Main Means of intervening disease of digestive tract, particularly infantile tumour, has a good application prospect.
Carrying out of ESD technology is restricted many restrictions,
1) high to operation personnel requirement, need to possess based on consummate endoscopic technic;
2) need the operation of some just can accumulate experience, reach under scope to the skilled application of operating theater instruments with carry out operative treatment smoothly;
3) surgical technic difficulty is large, easily produces the severe complications such as perforation, infection, jeopardizes patient vitals and produces medical tangle.
Summary of the invention
technical matters:the invention provides a kind of dynamic observation operation success or failure, make endoscopic technic personnel feel more true to nature, operative training model can be peeled off under the superior gastrointestinal endoscope of repeated multiple times training plurality of devices and operating theater instruments.
technical scheme:operative training model is peeled off under superior gastrointestinal endoscope of the present invention, comprise housing, the cavity be arranged in described housing, the negative pressure pump that is connected with described cavity, described cavity can be opened closed, and can in order to place animal alimentary canal, one end of cavity is provided with alimentary canal upper end stationary installation, and the outlet of this end is communicated with the operation entrance on housing, and the other end is provided with alimentary canal fixing lower, and the outlet of this end is in communication with the outside.
Further, cavity is divided into three sections that connect successively, respectively in order to place animal alimentary canal epimere, animal stomach and animal alimentary canal hypomere.
Further, negative pressure pump is connected on cavity in order to place on the stage casing of animal stomach.
Further, cavity is connected with negative-pressure detection device, in order at negative pressure disappearance alarm.
beneficial effect:the present invention compared with prior art, has the following advantages:
This model and active computer analog machine difference, it is the feature being to utilize the alimentary canal of pig similar with institutional framework to the alimentary canal anatomical structure of people, the alimentary canal of butchering rear pig is drawn materials convenient and economical and practical, teacher can pre-service swine alimentary canal and arrange operation complexity before training, student again can integrated use scope and various instrumentation feature in surgical procedure, thus operate under playing this model creation approximating anatomy environment, the strong point of training scope and instrumentation gimmick, skilled and reach handy degree, it is the not accessibility boundary of computer simulation model.
1) before training, utilize this model fixing swine alimentary canal, bring up in advance and be similar to the disease of digestive tract of the mankind and the operation of different complexity, as various different diseases such as polyp, intramuscular mesenchymoma, lemostenosises on mucous membrane.Polyp at the bottom of such as stomach hole polyp and stomach, the muscle layer of stomach hole is thick and muscle layer at the bottom of stomach is thin, and excision stomach hole polyp is not easily bored a hole and polyp at the bottom of stomach is easily bored a hole.
2), in training, utilize this model can repeated multiple times training plurality of devices and operating theater instruments, reach operation handy after, then be human treatment's disease of digestive tract, both can improve success rate of operation, minimizing complication, meet Ethical Principles again.
4) after training, by dissecting the alimentary canal of pig, objective evaluation can be made to the effect etc. that the degree of depth of the scope of pathology excision, excision, titanium folder close.
5) this model is applicable to the training of the new modus operandi that may occur in the future, is an open system.
6) this model dynamic observation operation success or failure, by external connecting negative pressure pump and pressure measuring alarm device, represent perforation when negative pressure disappears and reports to the police, prompting operative failure.
7) this surgery models equipment can be fixed in silica gel manikin, makes endoscopic technic personnel feel more true to nature.
8) this modelling is simple, with low cost, is applicable to batch production and manufactures.
9) have wide range of applications, as endoscopic minimally-invasive surgery training center teaching use, ESD surgical doctor at ordinary times with operation consent self training, also can as the pre-job evaluation of ESD surgical doctor.
Accompanying drawing explanation
Fig. 1 is the sectional view figure of model of the present invention;
Fig. 2 is the sectional view after model fixed preparation of the present invention.
Have in figure: cavity 1, negative pressure pump 2, alimentary canal upper end stationary installation 3, alimentary canal fixing lower 4, negative-pressure detection device 5.
Embodiment
Below in conjunction with embodiment and Figure of description, the present invention is further illustrated.
Peeling off operative training model under superior gastrointestinal endoscope of the present invention, can be profile or other irregular profiles of rectangular parallelepiped; Material can be that metal, resin and plastics etc. are easy to moulding and immobilization material; Version can dimidiation or polylith, can separate completely or have link; Seal approach can have closed glue in its joint portion, and pressure is outside closed fixing, is applicable to the generation of negative pressure.
The inside of surgery models of the present invention is the cavity 1 of similar oesophagus and stomach profile, and hollow space is communicated with outside by two ends and central tubular structure.The tubular structure at two ends is applicable to fixing upper gastrointestinal upper and lower side, central tubular anatomical connectivity negative pressure pump 2 and detection of negative pressure warning device 5.Inner cavity 1 is for placing stomach and the oesophagus of pig, and the volume of cavity 1 is greater than oesophagus and the stomach of pig, is applicable to the esophagogastric expansion of pig when vacuum suction.The two ends of surgery models of the present invention have tubular structure to be applicable to fixing swine alimentary canal two ends, and closed hollow chamber 1, favourable generation negative pressure.
The size of surgery models of the present invention is applicable to being fixed in manikin, makes endoscopic technic personnel feel more true to nature, and Posterior circle of can sterilizing repeatedly uses.
The operation steps peeling off operative training model under superior gastrointestinal endoscope of the present invention is:
Open surgery models of the present invention, swine alimentary canal is fixed on two ends, closed model and fixedly reach sealing state.
Open negative pressure device vacuum suction is reached and stablizes certain negative pressure value scope, make the alimentary canal proper expand of pig and meet requirements of operation.
Teacher utilizes gastroscope to bring up the disease model such as polyp, mesenchymoma at different anatomic position in advance.
Student uses scope to enter the alimentary canal of pig from mouth side, and gastrocopy also finds focus, uses various Minimally Invasive Surgery apparatus according to presetting pattern and time training operation.Occur in surgical procedure negative pressure disappear its pressure measuring alarm device report to the police time, prompting operative failure.
Complete Post operation and close negative pressure and warning device, open this surgery models, the two ends stationary installation of swine alimentary canal of loosening, take out swine alimentary canal.
Teacher, by dissecting swine alimentary canal, to the position, quantity etc. of the scope of performing the operation, the degree of depth, titanium folder process otch, makes objective evaluation to the surgical effect of student.
Above-described embodiment is only the preferred embodiment of the present invention; be noted that for those skilled in the art; under the premise without departing from the principles of the invention; some improvement and equivalent replacement can also be made; these improve the claims in the present invention and are equal to the technical scheme after replacing, and all fall into protection scope of the present invention.
Claims (4)
1. peel off operative training model under a superior gastrointestinal endoscope, it is characterized in that, this model comprises housing, the cavity (1) be arranged in described housing, the negative pressure pump (2) that is connected with described cavity (1), described cavity (1) can be opened closed, and can in order to place animal alimentary canal, one end of cavity (1) is provided with alimentary canal upper end stationary installation (3), and the outlet of this end is communicated with the operation entrance on housing, the other end is provided with alimentary canal fixing lower (4), and the outlet of this end is in communication with the outside.
2. peel off operative training model under superior gastrointestinal endoscope according to claim 1, it is characterized in that, described cavity (1) is divided into three sections that connect successively, respectively in order to place animal alimentary canal epimere, animal stomach and animal alimentary canal hypomere.
3. peel off operative training model under superior gastrointestinal endoscope according to claim 2, it is characterized in that, described negative pressure pump (2) is connected on cavity (1) in order to place on the stage casing of animal stomach.
4. peel off operative training model under the superior gastrointestinal endoscope according to claim 1,2 or 3, it is characterized in that, described cavity (1) is connected with negative-pressure detection device (5), in order at negative pressure disappearance alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510449831.1A CN105023493A (en) | 2015-07-28 | 2015-07-28 | Upper alimentary canal endoscopy lower peeling operation training model |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510449831.1A CN105023493A (en) | 2015-07-28 | 2015-07-28 | Upper alimentary canal endoscopy lower peeling operation training model |
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| CN105023493A true CN105023493A (en) | 2015-11-04 |
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| CN201510449831.1A Pending CN105023493A (en) | 2015-07-28 | 2015-07-28 | Upper alimentary canal endoscopy lower peeling operation training model |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107316555A (en) * | 2017-07-12 | 2017-11-03 | 浙江大学 | Decollement full-thickness excisional model box under a kind of stomach endoscopic mucosal |
-
2015
- 2015-07-28 CN CN201510449831.1A patent/CN105023493A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107316555A (en) * | 2017-07-12 | 2017-11-03 | 浙江大学 | Decollement full-thickness excisional model box under a kind of stomach endoscopic mucosal |
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Application publication date: 20151104 |
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| WD01 | Invention patent application deemed withdrawn after publication |