CN221044919U - Trapezoidal cap for endoscope - Google Patents
Trapezoidal cap for endoscope Download PDFInfo
- Publication number
- CN221044919U CN221044919U CN202322652816.XU CN202322652816U CN221044919U CN 221044919 U CN221044919 U CN 221044919U CN 202322652816 U CN202322652816 U CN 202322652816U CN 221044919 U CN221044919 U CN 221044919U
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- CN
- China
- Prior art keywords
- trapezoid
- cap
- endoscope
- shovel
- endoscope according
- Prior art date
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Links
- 210000004877 mucosa Anatomy 0.000 description 7
- 210000004400 mucous membrane Anatomy 0.000 description 3
- 206010003011 Appendicitis Diseases 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 210000001519 tissue Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 210000002318 cardia Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 210000002249 digestive system Anatomy 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000003238 esophagus Anatomy 0.000 description 1
- 230000002496 gastric effect Effects 0.000 description 1
- 210000001035 gastrointestinal tract Anatomy 0.000 description 1
- 210000000936 intestine Anatomy 0.000 description 1
- 210000000214 mouth Anatomy 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 238000002627 tracheal intubation Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Endoscopes (AREA)
Abstract
The utility model relates to a trapezoid cap for an endoscope, belonging to the technical field of auxiliary accessories of medical instruments. The structure comprises a connecting part and a trapezoid part, wherein an operation auxiliary structure is arranged on the connecting part or the trapezoid part. The operation auxiliary structure is a cylinder, a shovel-shaped structure or an arc-shaped hook. The operation auxiliary structure is arranged outside the trapezoid cap for the endoscope, so that the aim of realizing different medical requirements in different places is fulfilled, and the versatility of the trapezoid cap for the endoscope is realized.
Description
Technical Field
The invention relates to a trapezoid cap for an endoscope, belonging to the technical field of auxiliary accessories of medical instruments.
Background
With the development of science and technology, endoscopes have been widely used in the medical field, which can enter the intestines and stomach through oral cavities or other natural ducts, and doctors can directly obtain images in the digestive tract through the endoscopes to diagnose and treat diseases of the digestive system.
During the use process of the endoscope, the front end of the endoscope is required to be provided with a front end cap for matching so as to improve the operation field. However, most of the prior art caps are cylindrical, which brings more pain to the patient when entering the human body, and the wound surface caused by the prior art caps is larger in order to create an operation channel for the prior art caps to pass through in the operation process, so that the trapezoid caps are generated, but the prior trapezoid caps have single functions and only provide the function of leading the prior art caps.
Disclosure of Invention
The invention aims to provide a trapezoid cap for an endoscope, wherein an operation auxiliary structure is arranged outside the trapezoid cap for the endoscope, so that different medical requirements are realized in different places, and the versatility of the trapezoid cap for the endoscope is realized.
In order to solve the problems, the invention adopts the following specific technical scheme: a trapezoid cap for an endoscope comprises a connecting part and a trapezoid part, wherein an operation auxiliary structure is arranged on the connecting part or the trapezoid part.
The operation auxiliary structure is a cylindrical barrel, one end of the cylindrical barrel is connected with the front end part of the trapezoid part, and the length of the cylindrical barrel is 2-5 mm.
The wall thickness of the cylinder is equal to that of the trapezoid part, and the cylinder is integrally connected with the front end part of the trapezoid part.
The operation auxiliary structure is a shovel-shaped structure, the shovel-shaped structure is a part remained after the cylinder barrel is cut by the inclined plane, and the barrel wall of the shovel-shaped structure is connected with the front end part of the trapezoid part.
The wall thickness of the shovel-shaped structure is equal to that of the trapezoid part, and the shovel-shaped structure is integrally connected with the front end part of the trapezoid part.
The operation auxiliary structure is a horizontal arc-shaped hook, one end of the arc-shaped hook is connected with the outer circumference of the connecting part, and the other end of the arc-shaped hook and the outer circumference of the connecting part form an opening.
The outer circumference of the rear end part of the connecting part is provided with a chamfer.
The inner surface of the connecting part is provided with a plurality of grooves uniformly distributed on the circumference.
The trapezoid cap is of a full transparent integrated structure.
The trapezoid cap is made of soft rubber with Shore hardness of 70-90; the whole or the trapezoid part of the trapezoid cap is transparent.
The trapezoid cap for the endoscope is additionally provided with the operation auxiliary structure based on the structure of the original front end cap, and the trapezoid caps for the endoscopes with different structures are replaced, so that the additional operation functions of different endoscopic operations are realized, and more convenient operation space is provided for the endoscopic operations.
The operation auxiliary structure is a cylindrical barrel structure, so that the sliding and falling of the opened mucous membrane are avoided in POEM operation; the operation auxiliary structure is a cap-shaped structure, is used as an auxiliary shovel structure, is more beneficial to pulling out tissues or mucous membranes, and can be used for pulling out appendiceal petals at the appendices better and rapidly opening the appendiceal inlet in the Endoscopic Retrograde Appendicitis Treatment (ERAT); the operation auxiliary structure is an arc-shaped hook, when the traction wire is required to be used for traction of tissues in an ESD operation, the traction wire is poked by the arc-shaped hook after traction is finished, and the traction wire is prevented from blocking the view in the operation.
Drawings
Fig. 1 is a front view of a structure of an embodiment.
Fig. 2 is a cross-sectional view A-A of fig. 1.
Fig. 3 is a front view of a second embodiment.
Fig. 4 is a B-B cross-sectional view of fig. 3.
Fig. 5 is a front cross-sectional view of a third construction of an embodiment.
Fig. 6 is a top view of the third embodiment.
Detailed Description
Example 1
As shown in fig. 1 and 2, a trapezoid cap for an endoscope comprises a connecting part 1 and a trapezoid part 2, wherein the connecting part 1 is in a cylindrical shape and is used for being connected with the front end of the endoscope, the trapezoid part 2 is in a trapezoid cylindrical structure with gradually closed front ends, an operation auxiliary structure is arranged on the connecting part 1 or the trapezoid part 2, the operation auxiliary structure is a cylindrical barrel 3, one end of the cylindrical barrel 3 is connected with the front end part of the trapezoid part 2, and the length of the cylindrical barrel 3 is 2-5 mm; the wall thickness of the cylinder 3 is equal to that of the trapezoid part 2, and is integrally connected with the front end part of the trapezoid part 2, and the whole trapezoid cap for the endoscope is integrally formed, so that the wall thickness is equal, the processing is convenient, and the visual field of the endoscope is ensured to be clear.
In the POEM operation, a tunnel reaching the gastric cardia gate needs to be established under the mucosa of the esophagus, when the mucosa layer is pulled out after the tunnel is established, the mucosa can be pulled out quickly by the slope-shaped structure of the trapezoid part 2 of the trapezoid cap, the mucosa can be stably tilted by the cylindrical barrel 3 at the front end, the mucosa cannot slide off from the slope-shaped structure, curling of the mucosa cannot occur during pulling out, and the mucosa is prevented from falling off.
Example two
As shown in fig. 3 and 4, a trapezoid cap for an endoscope comprises a connecting part 1 and a trapezoid part 2, wherein the connecting part 1 is in a cylindrical shape and is used for being connected with the front end of the endoscope, the trapezoid part 2 is in a trapezoid cylindrical structure with gradually closed front ends, an operation auxiliary structure is arranged on the connecting part 1 or the trapezoid part 2, the operation auxiliary structure is a shovel-shaped structure 4, the shovel-shaped structure 4 is the rest part of a slope after cutting the cylindrical shape, and the cylinder wall of the shovel-shaped structure 4 is connected with the front end part of the trapezoid part 2; the thickness of the spade-shaped structure 4 is equal to that of the trapezoid part 2, and is integrally connected with the front end part of the trapezoid part 2.
The trapezoidal cap for the endoscope of the embodiment adopts the shovel-shaped structure 4, and in the reverse appendicitis treatment operation ERAT under the endoscope, the shovel-shaped structure can better pull out the appendiceal valve at the appendiceal part, the appendiceal inlet is opened rapidly, the trapezoidal tubular structure carrying the shovel-shaped structure enables intubation to be relatively easy, the operation time of a doctor is shortened, and better assistance can be provided for the doctor with insufficient operation experience.
Example III
As shown in fig. 5 and 6, a trapezoid cap for an endoscope includes a connection portion 1 and a trapezoid portion 2, the connection portion 1 is cylindrical and is used for being connected with a front end of the endoscope, the trapezoid portion 2 is a trapezoid cylindrical structure with a gradually closed front end, an operation auxiliary structure is arranged on the connection portion 1 or the trapezoid portion 2, the operation auxiliary structure is a horizontal arc-shaped hook 5, one end of the arc-shaped hook 5 is connected with an outer circumference of the connection portion 1, and an opening is formed between the other end of the arc-shaped hook 5 and the outer circumference of the connection portion 1.
When the traction wire is needed to traction the mucous membrane tissues in the ESD operation, the traction wire can block the sight under the mirror after the traction operation is finished, and the doctor operation can be disturbed sometimes, the arc-shaped hook 5 can rotate to hook the traction wire aside, and when the traction wire is needed, the traction wire can be loosened by reverse rotation.
The trapezoid cap for an endoscope in the first to third embodiments has the advantages that the inner surface of the connecting portion 1 is provided with the plurality of bosses 7 uniformly distributed on the circumference, the bosses 7 enable the wall thickness of the connecting portion 1 to be uneven, and the elasticity of the connecting portion 1 is increased, so that the trapezoid cap can be adapted to endoscopes with different sizes.
In the first to third embodiments, the junction of the inner cavity of the connecting portion 1 and the trapezoid portion 2 is provided with the limit table 8, so that the outer circumference of the endoscope with a small diameter range can be clamped, and the positioning effect is improved; the whole trapezoid cap or trapezoid part 2 for the endoscope is transparent, the view of the endoscope is not affected, the whole trapezoid cap or trapezoid part 2 is made of soft rubber with Shore hardness of 70-90, and the outer circumference of the rear end part of the connecting part 1 is provided with a chamfer 6, so that the resistance of the endoscope moving in a patient is reduced, the comfort is improved, and the pain of the operation is relieved.
Claims (10)
1. A trapezoidal cap for an endoscope, characterized in that: comprises a connecting part (1) and a trapezoid part (2), wherein an operation auxiliary structure is arranged on the connecting part (1) or the trapezoid part (2).
2. The trapezoidal cap for an endoscope according to claim 1, wherein: the operation auxiliary structure is a cylindrical barrel (3), one end of the cylindrical barrel (3) is connected with the front end part of the trapezoid part (2), and the length of the cylindrical barrel (3) is 2-5 mm.
3. The trapezoidal cap for an endoscope according to claim 2, wherein: the wall thickness of the cylindrical barrel (3) is equal to that of the trapezoid part (2), and the cylindrical barrel is integrally connected with the front end part of the trapezoid part (2).
4. The trapezoidal cap for an endoscope according to claim 1, wherein: the operation auxiliary structure is a shovel-shaped structure (4), the shovel-shaped structure (4) is a part remained after the inclined plane cuts the cylinder, and the cylinder wall of the shovel-shaped structure (4) is connected with the front end part of the trapezoid part (2).
5. The trapezoidal cap for an endoscope according to claim 4, wherein: the wall thickness of the shovel-shaped structure (4) is equal to that of the trapezoid part (2), and the shovel-shaped structure is integrally connected with the front end part of the trapezoid part (2).
6. The trapezoidal cap for an endoscope according to claim 1, wherein: the operation auxiliary structure is a horizontal arc-shaped hook (5), one end of the arc-shaped hook (5) is connected with the outer circumference of the connecting part (1), and the other end of the arc-shaped hook (5) and the outer circumference of the connecting part (1) form an opening.
7. The trapezoidal cap for an endoscope according to claim 1, wherein: the outer circumference of the rear end part of the connecting part (1) is provided with a chamfer (6).
8. The trapezoidal cap for an endoscope according to claim 1, wherein: the inner surface of the connecting part (1) is provided with a plurality of grooves (7) uniformly distributed on the circumference.
9. The trapezoidal cap for an endoscope according to claim 1, wherein: the trapezoid cap is of a full transparent integrated structure.
10. The trapezoidal cap for an endoscope according to claim 1, wherein: the trapezoid cap is made of soft rubber with Shore hardness of 70-90; the whole or the trapezoid part (2) of the trapezoid cap is transparent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322652816.XU CN221044919U (en) | 2023-09-28 | 2023-09-28 | Trapezoidal cap for endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322652816.XU CN221044919U (en) | 2023-09-28 | 2023-09-28 | Trapezoidal cap for endoscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221044919U true CN221044919U (en) | 2024-05-31 |
Family
ID=91204167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322652816.XU Active CN221044919U (en) | 2023-09-28 | 2023-09-28 | Trapezoidal cap for endoscope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221044919U (en) |
-
2023
- 2023-09-28 CN CN202322652816.XU patent/CN221044919U/en active Active
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