CN220085549U - Tissue-imitating puncture phantom - Google Patents
Tissue-imitating puncture phantom Download PDFInfo
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- CN220085549U CN220085549U CN202321588203.8U CN202321588203U CN220085549U CN 220085549 U CN220085549 U CN 220085549U CN 202321588203 U CN202321588203 U CN 202321588203U CN 220085549 U CN220085549 U CN 220085549U
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- 239000000463 material Substances 0.000 claims abstract description 37
- 238000002604 ultrasonography Methods 0.000 claims abstract description 14
- 238000003384 imaging method Methods 0.000 claims abstract description 9
- 230000005311 nuclear magnetism Effects 0.000 claims abstract description 9
- 230000002093 peripheral effect Effects 0.000 claims abstract description 6
- 210000001835 viscera Anatomy 0.000 claims abstract description 4
- 230000001681 protective effect Effects 0.000 claims description 15
- 239000011358 absorbing material Substances 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 230000003902 lesion Effects 0.000 claims description 6
- 229920001296 polysiloxane Polymers 0.000 claims description 4
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 3
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 3
- 230000000007 visual effect Effects 0.000 abstract description 2
- 230000035515 penetration Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 239000003814 drug Substances 0.000 description 4
- 238000001356 surgical procedure Methods 0.000 description 4
- 239000000499 gel Substances 0.000 description 3
- 238000002324 minimally invasive surgery Methods 0.000 description 3
- 210000003484 anatomy Anatomy 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005481 NMR spectroscopy Methods 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001574 biopsy Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 230000008733 trauma Effects 0.000 description 1
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Abstract
The utility model provides a tissue-like puncture phantom, comprising: an outer frame defining a space having a certain volume, at least one surface of the outer frame being provided as a transparent viewing surface for viewing the internal condition of the phantom; a simulated skin which is provided at the upper part of the space within the outer frame, is used for simulating the skin of a human body, and can simulate the hardness of the skin; the tissue-simulating phantom material is arranged in the space and is used for simulating the internal and peripheral tissues of a human body and can simulate the imaging of the internal and peripheral tissues of the human body under nuclear magnetism and ultrasound; the simulated focus is arranged in the simulated tissue phantom material, is used for simulating the focus in the viscera of the human body, and can be imaged under ultrasound. The phantom can be used for visual interventional puncture practice and can be used for repeatedly puncturing, so that the proficiency of doctor puncturing can be effectively improved, and the learning path is shortened.
Description
Technical Field
The utility model relates to the technical field of medical appliances, in particular to an imitation tissue puncture body model for interventional puncture practice.
Background
With the development of medicine, interventional therapeutics are emerging as an edge science, becoming a new clinical discipline between traditional internal science and surgery, called the third major diagnostic and therapeutic system in modern clinical therapeutics. Meanwhile, surgical treatment is being changed from open surgery to interventional minimally invasive surgery guided by images, and minimally invasive surgery has the characteristics of small trauma, low complications and quick recovery, and is increasingly favored by doctors and patients.
Interventional puncture surgery is one of the most common types of interventional minimally invasive surgery. Interventional puncture is typically performed under the guidance of CT, MRI, ultrasound, and other influencing devices. In particular to ultrasonic interventional puncture operation, ultrasonic interventional puncture refers to the process of performing focus puncture by using corresponding puncture instruments under the guidance of an ultrasonic probe under the guidance of ultrasonic influence, and then further completing biopsy, aspiration cannula, medicine injection and the like.
The ultrasonic interventional puncture operation requires that the operator know the anatomy of the human body, and especially combines the ultrasonic image and the anatomy to form a three-dimensional image so as to accurately complete the interventional puncture operation. The requirements on the ultrasonic operation technology and the puncturing method are high, repeated practice is needed, and the learning path is long.
At present, a plurality of ultrasonic tissue-imitating body models exist on the market, but most of the ultrasonic tissue-imitating body models are only used for confirming and calibrating the performance of ultrasonic images, and the tissue-imitating body models which can simulate human tissues for displaying ultrasonic images and can also be used for performing puncture exercise and observation and confirmation are absent.
Disclosure of Invention
In view of the above-mentioned problems and practical needs in the prior art, the present utility model provides a tissue-like puncture phantom for solving the problem that the existing ultrasound phantom can only be used for image scanning but not for visual interventional puncture practice. The body model can puncture repeatedly, so that the skill of a doctor in puncturing can be effectively improved, and the learning path is shortened.
The technical scheme of the utility model is as follows.
A tissue-like piercing phantom comprising
An outer frame defining a space having a certain volume, at least one surface of the outer frame being configured as a transparent viewing surface for viewing the internal condition of the phantom;
a simulated skin which is provided at the upper portion of the space within the outer frame, is used to simulate the skin of a human body, and is capable of simulating the hardness of the skin;
the tissue-simulating phantom material is arranged in the space and is used for simulating the internal and peripheral tissues of a human body and can simulate the imaging of the internal and peripheral tissues of the human body under CT, nuclear magnetism and ultrasound;
the simulated focus is arranged in the simulated tissue phantom material, is used for simulating the focus in the viscera of the human body, and can be imaged under CT, nuclear magnetism and ultrasound.
Optionally, the method further comprises: and a sound absorbing material disposed at a lower portion of the space within the outer frame for preventing reflection of ultrasonic waves by the bottom.
Optionally, the outer frame includes a protective cover, a transparent frame, and a base; the protective cover is arranged above the transparent frame in an openable way, the surfaces contained in the transparent frame are the transparent observation surfaces, and the base is arranged at the bottom of the transparent frame.
Optionally, the outer frame further includes an upper frame for connecting the protective cover and the transparent frame, the upper frame is disposed on top of the transparent frame, and the protective cover is detachably disposed on the upper frame; and/or, the outer frame further comprises a handle, and the handle is arranged on the side face of the transparent frame.
Optionally, the transparent frame is made of transparent PMMA material.
Optionally, the simulated skin is made of a silicone material.
Optionally, the thickness of the silica gel material is 3-5mm.
Optionally, the tissue phantom material is a transparent aqueous gel.
Optionally, the simulated lesion is made of a polymeric material.
Optionally, the sound absorbing material is made of rubber, and a strip-shaped groove is provided on the surface.
Through the technical scheme, the utility model can achieve the following beneficial effects.
The simulated tissue puncture body mold provided by the utility model comprises an outer frame, simulated skin, simulated tissue puncture body mold materials and simulated focuses, can be used for simulating focuses in a human body, and is convenient for interventional puncture practice; according to the puncture body mold, at least one surface of the outer frame is set to be the transparent observation surface, so that an operator can observe the internal condition of the body mold through the transparent observation surface when performing puncture exercise and observe a needle insertion path and a final puncture result in the puncture exercise process; in addition, the phantom disclosed by the utility model can be repeatedly punctured, so that the proficiency of puncture by a doctor can be effectively improved, and the learning path is shortened.
Drawings
FIG. 1 is a schematic view of a tissue-like piercing phantom according to the utility model
FIG. 2 is an imaging view of a simulated tissue penetration phantom of the present utility model under ultrasound;
fig. 3 is an image of a simulated tissue penetration phantom of the present utility model under CT.
The meaning of the individual reference numerals in the figures is as follows:
1. an outer frame; 11. a protective cover; 12. an upper frame; 13. a transparent frame; 14. a handle; 15. a base;
2. simulating skin; 3. a tissue-like phantom material; 4. simulating a focus; 5. a sound absorbing material.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.
Fig. 1 shows a simulated tissue penetration phantom comprising an outer frame 1, simulated skin 2, simulated tissue phantom material 3 and simulated lesions 4. Wherein,
the outer frame 1 is used for defining a space with a certain volume. The shape of the outer frame 1 can be rectangular, cylindrical, truncated cone-shaped or other regular shapes, and can also be irregular special-shaped three-dimensional shapes. The present utility model preferably takes a rectangular shape, and accordingly, the space defined by the outer frame 1 is also a rectangular space.
The dummy skin 2 is provided at the upper portion of the space within the outer frame 1 for simulating the skin of a human body and is capable of simulating the hardness of the skin. In a preferred embodiment, the simulated skin 2 is made of a silicone material, but it should be noted that the present utility model is not limited to the material of the simulated skin 2, and in other embodiments, other materials may be used for the simulated skin 2.
The tissue-like phantom material 3 is arranged in the space for simulating the surrounding tissue in the human body and can simulate the imaging of the surrounding tissue in the human body under CT, nuclear magnetism and ultrasound. In a preferred embodiment, the tissue phantom material 3 is a transparent aqueous gel. However, it should be noted that the present utility model is not limited to the material of the tissue phantom material 3, and in other embodiments, other materials may be used for the tissue phantom material 3.
The simulated focus 4 is arranged in the tissue-like phantom material, is used for simulating the focus in the viscera of the human body, and can be imaged under CT, nuclear magnetism and ultrasound. In a preferred embodiment, the simulated lesion is made of a polymeric material. Further, the polymer material contains gel. However, it should be noted that the present utility model is not limited to the material of the simulated lesion 4, and in other embodiments, other materials may be used for the simulated lesion.
In use, an operator pierces the puncture needle from the simulated skin, the operator senses the real penetration sense (including softness and penetration resistance) of human skin through the arrangement of the simulated skin, and the puncture needle pierces the simulated tissue phantom material or the simulated focus after passing through the simulated skin. Because the simulated tissue phantom material and the simulated focus can be imaged under CT, nuclear magnetism and ultrasound, an operator can perform puncture practice under the influence of CT, nuclear magnetism and ultrasound when performing puncture practice, in addition, at least one surface of the outer frame of the embodiment is set to be a transparent observation surface for observing the internal condition of the phantom, so that the operator can observe the internal condition of the phantom through the transparent observation surface when performing puncture practice and observe a needle insertion path and a final puncture result in the puncture practice process; in addition, the phantom disclosed by the utility model can be repeatedly punctured, so that the proficiency of puncture by a doctor can be effectively improved, and the learning path is shortened.
Further, in a preferred embodiment, a sound absorbing material 5 is further included in a lower portion of the space provided in the outer frame 1, and the sound absorbing material 5 is used to prevent reflection of ultrasonic waves from the bottom.
In a preferred embodiment, the outer frame 1 includes a protective cover 11, an upper frame 12, a transparent frame 13, a handle 14, and a base 15. The protective cover 11 is openably provided on the upper frame 12. The upper frame 12 is arranged at the top of the transparent frame 13, the base 15 is arranged at the bottom of the transparent frame 13, and the handle 14 is arranged at the side surface of the transparent frame 13. Preferably, the protective cover 11 is detachably disposed on the upper frame 12. The protective cover can be removed from the upper frame during use and the protective cover is covered at the upper frame during non-use or transportation. Furthermore, as an alternative embodiment, the upper frame 12 may be omitted and the protective cover 11 may be directly provided on the transparent frame 13. Likewise, the handle 14 and base 15 may be omitted.
As a preferred embodiment, the transparent frame 13 is a rectangular transparent frame, and all four surfaces contained therein are transparent observation surfaces, which can be used for observing the internal condition of the phantom. The transparent frame 13 is made of transparent PMMA material. It should be noted that the material of the transparent frame 13 is not limited in the present utility model, and in other embodiments, other materials may be used for the transparent frame 13.
In a preferred embodiment, the sound absorbing material is made of rubber, and strip grooves are formed in the surface of the sound absorbing material, so that reflection of ultrasonic waves at the bottom can be effectively prevented, and the imaging quality of a simulated focus is ensured.
FIG. 2 shows an imaging view of a simulated tissue penetrating phantom of the present utility model under ultrasound; FIG. 3 shows an imaging view of a simulated tissue penetration phantom of the present utility model under CT; imaging of the simulated tissue puncture phantom of the present utility model under nuclear Magnetic Resonance (MRI) is not shown.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.
Claims (10)
1. A tissue-like piercing phantom, comprising
An outer frame defining a space having a certain volume, at least one surface of the outer frame being configured as a transparent viewing surface for viewing the internal condition of the phantom;
a simulated skin which is provided at the upper portion of the space within the outer frame, is used to simulate the skin of a human body, and is capable of simulating the hardness of the skin;
the tissue-simulating phantom material is arranged in the space and is used for simulating the internal and peripheral tissues of a human body and can simulate the imaging of the internal and peripheral tissues of the human body under CT, nuclear magnetism and ultrasound;
the simulated focus is arranged in the simulated tissue phantom material, is used for simulating the focus in the viscera of the human body, and can be imaged under CT, nuclear magnetism and ultrasound.
2. The simulated tissue penetrating phantom of claim 1, further comprising:
and a sound absorbing material disposed at a lower portion of the space within the outer frame for preventing reflection of ultrasonic waves by the bottom.
3. The simulated tissue penetrating phantom of claim 1, wherein the outer frame comprises a protective cover, a transparent frame and a base; the protective cover is arranged above the transparent frame in an openable way, the surfaces contained in the transparent frame are the transparent observation surfaces, and the base is arranged at the bottom of the transparent frame.
4. The tissue-like puncturing phantom of claim 3, wherein the outer frame further comprises an upper frame for connecting the protective cover and transparent frame, the upper frame being disposed on top of the transparent frame, the protective cover being detachably disposed on the upper frame; and/or, the outer frame further comprises a handle, and the handle is arranged on the side face of the transparent frame.
5. A tissue-piercing phantom according to claim 3, wherein the transparent frame is made of a transparent PMMA material.
6. The simulated tissue penetrating phantom of claim 1, wherein the simulated skin is made of a silicone material.
7. The simulated tissue penetrating phantom of claim 6, wherein the thickness of the silicone material is 3-5mm.
8. The simulated tissue penetrating phantom of claim 1, wherein the simulated tissue phantom material is a transparent aqueous gel.
9. The simulated tissue penetrating phantom of claim 1, wherein the simulated lesion is made of a polymeric material.
10. The tissue-piercing phantom of claim 2, wherein the sound absorbing material is made of rubber and provided with a strip-like groove on the surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321588203.8U CN220085549U (en) | 2023-06-21 | 2023-06-21 | Tissue-imitating puncture phantom |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321588203.8U CN220085549U (en) | 2023-06-21 | 2023-06-21 | Tissue-imitating puncture phantom |
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| CN220085549U true CN220085549U (en) | 2023-11-24 |
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| CN202321588203.8U Active CN220085549U (en) | 2023-06-21 | 2023-06-21 | Tissue-imitating puncture phantom |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118126417A (en) * | 2024-05-07 | 2024-06-04 | 北京迈迪斯医疗技术有限公司 | Tissue-simulated puncture body mold material, preparation method thereof and tissue-simulated puncture body mold |
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2023
- 2023-06-21 CN CN202321588203.8U patent/CN220085549U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118126417A (en) * | 2024-05-07 | 2024-06-04 | 北京迈迪斯医疗技术有限公司 | Tissue-simulated puncture body mold material, preparation method thereof and tissue-simulated puncture body mold |
| CN118126417B (en) * | 2024-05-07 | 2024-08-02 | 北京迈迪斯医疗技术有限公司 | Tissue-simulated puncture body mold material, preparation method thereof and tissue-simulated puncture body mold |
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