CN109907719B - Endoscope sleeve - Google Patents
Endoscope sleeve Download PDFInfo
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- CN109907719B CN109907719B CN201910195698.XA CN201910195698A CN109907719B CN 109907719 B CN109907719 B CN 109907719B CN 201910195698 A CN201910195698 A CN 201910195698A CN 109907719 B CN109907719 B CN 109907719B
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Abstract
The invention belongs to the field of endoscopy devices, and particularly relates to an endoscope sleeve. The endoscope sleeve is arranged at the front end of the endoscope, and the first sleeve and the second sleeve are connected through a plurality of elastic parts which are distributed circumferentially and can protrude. The endoscope sleeve also comprises a secondary supporting part, one end of the secondary supporting part is connected with the middle lower end of the elastic part which can be protruded, and the other end of the secondary supporting part is connected with the second sleeve. The endoscope sleeve is simple and convenient to mount, large in expanding radius and wider in visual field; meanwhile, the radius of the endoscope is small, so that great pain can not be caused to a patient.
Description
Technical Field
The invention belongs to the field of endoscopy devices, and particularly relates to an endoscope sleeve.
Background
In endoscopy or surgery, flexible instruments are used to view body cavities, such as the gastrointestinal tract and many other body cavities. In order to overcome the problems faced by the endoscopy, the prior art mainly adopts a covering for a medical endoscopic instrument with the publication number CN102905608 to support the fold structure through a projecting element, but the practical application finds that the projecting element has limited supporting effect on the fold and cannot well expand the endoscope visual field. In addition, an endoscope end cap with the publication number of CN108261174 also adopts a convex element, although the end cap is of a smooth cylinder-like structure without edges and corners, the problem in entering is solved, the convex element can be spread by a large force when the endoscope is withdrawn, and in an area with a large intestinal diameter, one side of the end cap cannot touch the intestinal wall, so that a hidden area on the intestinal tract cannot be inspected, and the inspection effect of the endoscope is reduced. Therefore, there is a need for an endoscope sleeve that can efficiently expand the field of view of an endoscope.
Disclosure of Invention
The purpose of the invention is as follows:
the invention aims to provide an endoscope sleeve capable of improving the efficiency of an endoscope.
The technical scheme is as follows:
an endoscope sleeve is arranged at the front end of an endoscope, and a first sleeve and a second sleeve are connected through a plurality of elastic parts which are distributed circumferentially and can protrude.
When the telescopic endoscope is arranged at the front end of the endoscope, the second sleeve is attached to the first sleeve, so that the elastic part capable of projecting is spread, and the visual field of the endoscope is expanded.
The endoscope sleeve also comprises a secondary supporting part, one end of the secondary supporting part is connected with the middle lower end of the elastic part which can be protruded, and the other end of the secondary supporting part is connected with the second sleeve.
The length of the secondary support part is shorter than the straight distance between the connection part of the protrudable elastic part and the second sleeve.
When the endoscope is installed at the front end of the endoscope, the second sleeve is attached to the first sleeve, so that the elastic part capable of protruding is spread, the secondary supporting part protrudes outwards along the circumferential direction of the elastic part capable of protruding, and the visual field of the endoscope is further expanded.
A structural supporting angle similar to a triangle is formed among the secondary supporting part, the second sleeve and the protrudable elastic part.
The first sleeve is arranged in a converging configuration.
The diameter of the front end of the first sleeve is smaller than that of the front end of the endoscope, and the outer wall of the front end of the first sleeve is an inclined plane.
The side surface of the first sleeve pipe in the shape of a cylinder is provided with a plurality of liquid discharge through holes, and the liquid discharge through holes of the first sleeve pipe are communicated with the front end of the endoscope.
A slit is arranged between every two elastic parts capable of protruding, when the endoscope is arranged at the front end of the endoscope, the rear ends of the elastic parts capable of protruding are inserted between the adjacent slits at the front ends of the elastic parts capable of protruding, and staggered distribution is formed.
The advantages and effects are as follows:
the endoscope sleeve has the following advantages and beneficial effects:
1. the endoscope sleeve is simple and convenient to install and take. The tubular first sleeve and the tubular second sleeve of the endoscope sleeve are sleeved at the front end of the endoscope, so that the endoscope sleeve is simple to assemble and disassemble.
2. The expanded radius is very large, and the visual field is wider. When the endoscope is inserted into a human body to carry out endoscopy, the second sleeve pipe is attached to the first sleeve pipe in front as much as possible, so that the protrusive elastic part forms protrusive deformation which is petal-shaped and surrounds the endoscope sleeve pipe, the human body cavity can be supported and opened, intestinal folds are supported, the visual field of the endoscope is enlarged, and the endoscopy efficiency is improved.
3. The endoscope sleeve is made of soft material, so that the pain of a patient can not be caused. The endoscope sleeve is made of elastic materials, the surface is smooth, no sharp protruding part exists, pain of a patient is reduced, and secondary damage to ulcer surfaces, polyps, sarcomas and the like existing in intestinal tracts can be avoided.
4. The radius of the endoscope is very small, and the patient can not be painful. When the endoscope enters the endoscope, the protrudable elastic part of the endoscope sleeve bends along with resistance in the opposite direction of entering, so that the radius is reduced when the endoscope enters, the endoscope enters quickly, and the patient is not obviously painful.
5. The petal-shaped intestinal tract folds are easier to pull open during the endoscope withdrawal examination, and the missed examination rate is reduced. When the endoscope is withdrawn, the protrudable elastic part is in an opened petal shape, and the secondary supporting part enables the protrudable elastic part to keep the petal shape, so that the opening radius is larger.
6. The front end of the first sleeve is in a slope shape, so that both examination and operation can be considered at the same time. The front end of the first sleeve is slope-shaped, a cylindrical space is formed between the front end of the endoscope and the first sleeve after the front end of the endoscope is installed, the endoscope can be conveniently used for examination, an affected part can be directly operated during examination, the transparent cap does not need to be replaced again, pain of a patient is reduced, efficiency is improved, and cost is saved. Meanwhile, the front end of the first sleeve is required to be provided with a supporting structure during operation, the slope at the front end of the first sleeve can be used as the supporting structure, and when a user cuts mucosa by using a knife, the user can easily pull the mucosa open, so that the operation is more convenient.
Description of the drawings:
FIG. 1 is a perspective view of the construction of an endoscope sleeve of the present invention;
FIG. 2 is a front view of the structure of the endoscope sleeve;
FIG. 3 is a structural side view of an endoscope sleeve;
FIG. 4 is a top view of the structure of the endoscope sleeve;
FIG. 5 is a bottom view of the structure of the endoscope sleeve;
FIG. 6 is a perspective view of the assembled state of the endoscope sleeve on the endoscope;
FIG. 7 is a front view of the assembled state of the endoscope sleeve on the endoscope;
FIG. 8 is a top view of the assembled state of the endoscope sleeve on the endoscope;
FIG. 9 is a side view of the assembled state of the endoscope sleeve over the endoscope;
FIG. 10 is a schematic view of the endoscope sleeve at a stage of entering the cavity;
FIG. 11 is a schematic view of an endoscope sleeve at an inspection stage of withdrawal of the endoscope;
FIG. 12 isbase:Sub>A sectional view A-A of the endoscope sleeve at the stage of endoscope withdrawal
Reference numerals:
1. a first sleeve, 11, a first sleeve front end, 12, a first sleeve rear end; 2. a second sleeve; 3. a projectable elastic part 31, a projectable elastic part front end, and 32, a projectable elastic part rear end; 4. and a secondary support part.
The specific implementation mode is as follows:
the technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.
The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
An endoscope sleeve is arranged at the front end of an endoscope, and a first sleeve 1 and a second sleeve 2 are connected through a plurality of elastic parts 3 which are distributed circumferentially and can protrude.
As shown in fig. 1 to 5, the endoscope sleeve is not mounted on the endoscope sleeve, and the inner diameters of the rear end 12 of the first sleeve and the second sleeve 2 are slightly smaller than the inner diameter of the front end of the endoscope, so that the endoscope sleeve is more stably mounted on the endoscope because the whole endoscope sleeve is made of elastic or soft material during mounting. The first sleeve 1 and the second sleeve 2 are sleeved at the front end of the endoscope, and a cylindrical space is formed between the front end 11 of the first sleeve and the front end of the endoscope.
The protrudable elastic part 3 can adopt shapes such as a wedge shape, a sector shape, a cylinder shape, a polygon shape, a triangle shape and the like besides a strip shape, and it is sufficient that the protrudable elastic part 3 can be spread open and the protrudable elastic part rear end 32 can be inserted into a gap of the protrudable elastic part front end 31.
As shown in fig. 6 to 9, when the endoscope is attached to the distal end of the endoscope, the second sleeve 2 is attached to the first sleeve 1, and the protrudable elastic portion 3 is spread to expand the visual field of the endoscope.
During the installation, with second sleeve 2 to first sleeve 1 removal, make second sleeve 2 and first sleeve 1 closely laminate as far as possible, namely contact between first sleeve 1 and the second sleeve 2, do not have the gap, but make convex elastic component 3 expand as far as possible.
As shown in fig. 2, for convenience of description, the front end slope of the mouth-closing structure of the first socket 1 is regarded as the first socket front end 11, and the non-slope cylindrical structure of the rear end is regarded as the first socket rear end 12.
The endoscope sleeve also comprises a secondary support part 4, one end of the secondary support part 4 is connected with the middle lower end of the elastic part 3 which can be protruded, and the other end of the secondary support part 4 is connected with the second sleeve 2.
When the endoscope enters the endoscope, the elastic part 3 which can be protruded bends downwards along with the resistance, so that the endoscope enters the endoscope quickly, the resistance is small, and the discomfort of a patient is reduced. When the endoscope is withdrawn, the elastic part 3 which can protrude is opened along with the direction of force to form a petal shape, the visual field of the endoscope is expanded, the secondary supporting part 4 carries out secondary supporting on the petal structure, the petal structure is prevented from being bent upwards, the visual field range is prevented from being too narrow, and the examination effect of the endoscope is reduced.
The length of the secondary support 4 is shorter than the linear distance between the junction of the projectable resilient portion 3 and the second sleeve 2.
When the endoscope is installed at the front end of the endoscope, the second sleeve 2 is attached to the first sleeve 1, so that the elastic part 3 capable of protruding is expanded, the secondary support part 4 protrudes outwards along the circumferential direction of the elastic part 3 capable of protruding, and the visual field of the endoscope is further expanded.
The secondary support 4 forms a triangular-like structural support angle with the second sleeve 2 and the projectable resilient portion 3.
The first sleeve 1 is arranged in a closed configuration. As shown in figure 1, the front end 11 of the first sleeve is of a closing structure, so that a patient does not feel pain when entering the endoscope, the endoscope entering speed is high, the operation of a doctor is facilitated, and the efficiency is high.
The diameter of the front end 11 of the first sleeve is smaller than that of the front end of the endoscope, and the outer wall of the front end 11 of the first sleeve is an inclined plane. First sleeve pipe front end 11 is slope form, forms a tube-shape space with first sleeve pipe 1 after the installation of endoscope front end, on the one hand, makes things convenient for the speculum to inspect, and on the other hand, finds that the affected part can directly carry out the operation in the inspection, need not change the operation head again and carry out the operation, has reduced patient's misery. Meanwhile, the front end of the endoscope needs to keep a certain distance from the mucosa layer during operation, the 11 slopes at the front end of the first sleeve can be used as a supporting structure, so that the view field of the endoscope is wider, the image definition is higher, and when the mucosa is required to be cut by using a knife, the mucosa can be easily pulled open, so that the operation is more convenient.
The side surface of the first sleeve 1 is provided with a plurality of liquid discharge through holes, and the liquid discharge through holes of the first sleeve 1 are communicated with the front end of the endoscope. The first sleeve distal end 11 and the endoscope distal end form a hollow cylindrical space, and a plurality of drain holes are provided for draining liquid in the hollow cylindrical space, so that the endoscope distal end is preferably attached to the left and right sides of the center of the drain hole.
During the inspection, the endoscope front end can contact with the intestinal inner wall, can be stained with the filth on the partial intestinal, and the effect of flowing back through-hole is with the filth discharge in the cylindric space, mainly is drainage or mucus etc. makes the endoscope field of vision clear. Generally, the front end of the endoscope is installed near the center of the drainage hole, and the cylindrical space formed by the endoscope and the first sleeve 1 is communicated with the outside through the drainage hole.
A slit is arranged between every two protrudable elastic parts 3, and when the protrudable elastic parts are arranged at the front end of the endoscope, the rear ends 32 of the protrudable elastic parts are inserted between adjacent slits at the front ends 31 of the protrudable elastic parts to form a staggered structure.
In order to expand the visual field of the endoscope as much as possible when the protrudable elastic part 3 is spread, the protrudable elastic part front end 31 and the protrudable elastic part rear end 32 are not vertically coincident in the radial direction of the endoscope sleeve, and are in a staggered correspondence, that is, the protrudable elastic part rear end 32 corresponds to the slit of the first sleeve 1, and the protrudable elastic part front end 31 connected to the first sleeve 1 corresponds to the slit of the second sleeve 2, so that the protrudable elastic part 3 is in a vertically staggered shape, and since the whole is circumferentially uniform on the first sleeve and the second sleeve, it can be seen in a plan view that the protrudable elastic part is in a beautiful petal shape when being mounted on the endoscope front end, and the visual field of the examination can be expanded in a wider range when the examination is performed, and the examination efficiency can be increased.
The endoscope sleeve is used for being sleeved at the front end of an endoscope, the sleeve is of a soft structure as a whole, and a polymer, an elastomer or rubber which is harmless to human bodies, organs and tissues, such as polyurethane, natural rubber, silicone and silicone elastic materials, are adopted, are preferably transparent, and can support the bodies, organs and tissues and have visualization.
Example 1
As shown in fig. 1 to 5, the sleeve is an endoscope sleeve which is not mounted on an endoscope, and the first sleeve 1 and the second sleeve 2 are connected by a plurality of circumferentially distributed protrudable elastic portions 3.
One end of the secondary support part 4 is connected with the middle lower end of the elastic part 3 which can be protruded, and the other end of the secondary support part 4 is connected with the second sleeve 2. The length of the secondary support 4 is shorter than the straight distance between the junction of the projectable elastic part 3 and the second sleeve 2. The secondary support 4 forms a triangular-like structural support angle with the second sleeve 2 and the projectable resilient portion 3.
The first sleeve 1 is arranged in a closed configuration. The diameter of the front end 11 of the first sleeve is smaller than that of the front end of the endoscope, and the outer wall of the front end 11 of the first sleeve is an inclined plane. The side surface of the first sleeve 1 in the shape of a cylinder is provided with a plurality of liquid drainage through holes, and the liquid drainage through holes of the first sleeve 1 are communicated with the front end of the endoscope.
Slits are arranged between every two elastic parts 3 which can be protruded, when the endoscope is arranged at the front end of the endoscope, the rear ends 32 of the elastic parts which can be protruded are inserted between the adjacent slits of the front ends 31 of the elastic parts which can be protruded, and the slits are distributed in a staggered way.
As shown in fig. 6 to 9, the endoscope is mounted on an endoscope sleeve, and when the endoscope is mounted at the distal end of the endoscope, the second sleeve 2 is attached to the first sleeve 1, so that the protrudable elastic portion 3 is spread, and the secondary support portion 4 protrudes outward in the circumferential direction along with the protrudable elastic portion 3, thereby further expanding the visual field of the endoscope. As can be seen in fig. 6 and 8, the shape of the petals is clearly shown.
As shown in FIG. 10, the protrudable elastic portion 3 of the endoscope is bent backward during the endoscopic examination, so that the endoscope can be advanced quickly with less resistance and less discomfort to the patient.
As shown in fig. 11 and 12, when the endoscope is withdrawn, the protrudable elastic portion 3 is opened forward to form a petal shape, thereby expanding the visual field of the endoscope, and the secondary support portion 4 secondarily supports the petal structure to prevent the petal structure from being bent upward, thereby preventing the visual field from being too narrow, and reducing the examination effect of the endoscope.
Claims (6)
1. An endoscope sleeve, the endoscope sleeve is set up in the endoscope front end, characterized by that: the first sleeve (1) and the second sleeve (2) are connected through a plurality of elastic parts (3) which are distributed circumferentially and can protrude;
the endoscope sleeve also comprises a secondary supporting part (4), one end of the secondary supporting part (4) is connected with the middle lower end of the elastic part (3) which can be protruded, and the other end of the secondary supporting part (4) is connected with the second sleeve (2);
the length of the secondary support part (4) is shorter than the straight-line distance between the joint of the elastic part (3) capable of protruding and the second sleeve (2);
a triangular structural support angle is formed among the secondary support part (4), the second sleeve (2) and the protrudable elastic part (3);
a slit is arranged between every two elastic parts (3) capable of protruding, when the endoscope is installed at the front end of an endoscope, the second sleeve (2) is attached to the first sleeve (1) in front as much as possible, the rear ends (32) of the elastic parts capable of protruding are inserted between the adjacent slits at the front ends (31) of the elastic parts capable of protruding to form staggered distribution, the elastic parts capable of protruding (3) form protruding deformation, and the protruding deformation is in a petal shape and surrounds the periphery of the endoscope sleeve.
2. The endoscopic sleeve of claim 1 wherein: when the endoscope is arranged at the front end of the endoscope, the second sleeve (2) is attached to the first sleeve (1), so that the elastic part (3) which can be protruded is expanded, and the visual field of the endoscope is expanded.
3. An endoscopic sleeve according to claim 1, wherein: when the endoscope is installed at the front end of the endoscope, the second sleeve (2) is attached to the first sleeve (1), so that the elastic part (3) capable of protruding is unfolded, the secondary supporting part (4) protrudes outwards along the circumferential direction of the elastic part (3) capable of protruding, and the visual field of the endoscope is further expanded.
4. An endoscopic sleeve according to claim 1, wherein: the first sleeve (1) is arranged in a closed structure.
5. An endoscopic sleeve according to claim 1, wherein: the diameter of the front end (11) of the first sleeve is smaller than that of the front end of the endoscope, and the outer wall of the front end (11) of the first sleeve is an inclined plane.
6. An endoscopic sleeve according to claim 1, wherein: the side surface of the first sleeve (1) is provided with a plurality of liquid drainage through holes, and the liquid drainage through holes of the first sleeve (1) are communicated with the front end of the endoscope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910195698.XA CN109907719B (en) | 2019-03-15 | 2019-03-15 | Endoscope sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910195698.XA CN109907719B (en) | 2019-03-15 | 2019-03-15 | Endoscope sleeve |
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| Publication Number | Publication Date |
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| CN109907719A CN109907719A (en) | 2019-06-21 |
| CN109907719B true CN109907719B (en) | 2023-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910195698.XA Active CN109907719B (en) | 2019-03-15 | 2019-03-15 | Endoscope sleeve |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024015905A1 (en) * | 2022-07-15 | 2024-01-18 | Gyrus Acmi, Inc. D/B/A Olympus Surgical Technologies America | Endoscope distal tip attachment |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014123563A1 (en) * | 2013-02-07 | 2014-08-14 | Endoaid Ltd. | Endoscopic sleeve |
| CN107820409A (en) * | 2015-05-19 | 2018-03-20 | 恩多埃德有限公司 | Endoscope casing tube with the wing |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130190565A1 (en) * | 2012-01-20 | 2013-07-25 | The General Hospital Corporation | System, method and apparatus for optical imaging of luminal organs, and for centering within and contacting a luminal organ |
| JP2018520768A (en) * | 2015-06-25 | 2018-08-02 | メディヴェーターズ インコーポレイテッド | Joint for medical scope device |
| KR101637846B1 (en) * | 2015-08-11 | 2016-07-07 | 강윤식 | Endoscope |
| CN108261174A (en) * | 2018-03-13 | 2018-07-10 | 南京微创医学科技股份有限公司 | A kind of endoscope end cap |
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2019
- 2019-03-15 CN CN201910195698.XA patent/CN109907719B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014123563A1 (en) * | 2013-02-07 | 2014-08-14 | Endoaid Ltd. | Endoscopic sleeve |
| CN105101860A (en) * | 2013-02-07 | 2015-11-25 | 恩度艾德有限公司 | Endoscopic sleeve |
| CN107820409A (en) * | 2015-05-19 | 2018-03-20 | 恩多埃德有限公司 | Endoscope casing tube with the wing |
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| CN109907719A (en) | 2019-06-21 |
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