CN219323406U - Novel endoscope forceps channel structure and endoscope - Google Patents
Novel endoscope forceps channel structure and endoscope Download PDFInfo
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- CN219323406U CN219323406U CN202222819756.1U CN202222819756U CN219323406U CN 219323406 U CN219323406 U CN 219323406U CN 202222819756 U CN202222819756 U CN 202222819756U CN 219323406 U CN219323406 U CN 219323406U
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Abstract
The utility model discloses a novel endoscope forceps channel structure, which comprises an interface fixedly arranged on an endoscope main body, a forceps channel cap covered on the interface, and at least two sealing sheets which are arranged in the forceps channel cap in a cross lamination mode, wherein the edges of every two adjacent sealing sheets in the at least two sealing sheets are overlapped, the projection of all sealing sheets in the at least two sealing sheets along the central axis direction of the forceps channel cap can completely cover the inner cavity of the forceps channel cap, and at least one sealing sheet in the at least two sealing sheets is a flexible sealing sheet. When the novel endoscope forceps channel structure is used, the operation step of picking the forceps channel cap can be omitted, various matched instruments can be directly inserted, and the sealing sheets on the forceps channel cap have a one-way sealing function, so that the body fluid can be prevented from rushing out.
Description
Technical Field
The utility model relates to the field of medical instruments, in particular to a novel endoscope forceps channel structure and an endoscope.
Background
Endoscopes are detection instruments that integrate traditional optics, ergonomics, precision machinery, modern electronics, mathematics, software, and the like. An optical lens, light source illumination, mechanical device, etc. with an image sensor, it can be passed into the stomach through the mouth or into the body through other natural tunnels. The endoscope can be used for seeing lesions which cannot be displayed by X-rays, so that the method is very convenient for medical detection.
In order to achieve the sealing and dustproof effects, the endoscope is provided with a forceps opening for penetrating an operation instrument, and the forceps opening is provided with a detachable forceps cap which is often required to be repeatedly disassembled and assembled in the use process. A use flow is added, and the working efficiency is reduced.
Disclosure of Invention
The utility model aims at the defects in the prior art and provides a novel endoscope forceps channel structure and an endoscope.
The technical scheme adopted for solving the technical problems is as follows: the novel endoscope forceps channel structure comprises an interface fixedly arranged on an endoscope main body, a forceps channel cap covered on the interface, and at least two sealing sheets which are arranged in the forceps channel cap in a crossed and laminated mode, wherein the edges of every two adjacent sealing sheets in the at least two sealing sheets are overlapped, the projection of all sealing sheets in the at least two sealing sheets along the central axis direction of the forceps channel cap can completely cover the inner cavity of the forceps channel cap, and at least one sealing sheet in the at least two sealing sheets is a flexible sealing sheet.
In the novel endoscope forceps channel structure, the at least two sealing sheets comprise a first sealing sheet, a second sealing sheet and a third sealing sheet, the first sealing sheet, the second sealing sheet and the third sealing sheet are fan-shaped sealing sheets, and central angles of the first sealing sheet, the second sealing sheet and the third sealing sheet are overlapped.
In the novel endoscope forceps channel structure, the central angle degree of the first sealing piece is X, the central angle degree of the second sealing piece is Y, and the central angle degree of the third sealing piece is Z, wherein X+Y+Z is larger than 360 degrees.
In the novel endoscope forceps channel structure, the arc-shaped part of the first sealing piece is fixedly connected with the inner side wall of the forceps channel cap or integrally formed, and the central angle of the first sealing piece points to the central position of the inner cavity of the forceps channel cap; the arc-shaped part of the second sealing piece is fixedly connected with the inner side wall of the pincer channel cap or integrally formed, and the central angle of the second sealing piece points to the central position of the inner cavity of the pincer channel cap; the arc-shaped part of the third sealing piece is fixedly connected with the inner side wall of the pincer channel cap or integrally formed, and the central angle of the third sealing piece points to the central position of the inner cavity of the pincer channel cap; the first sealing piece, the second sealing piece and the third sealing piece are sequentially overlapped from a position close to the opening part of the top end of the pincer channel cap to a position far from the opening part of the top end of the pincer channel cap.
In the novel endoscope forceps channel structure, the at least two sealing sheets comprise a fourth sealing sheet and a fifth sealing sheet, the fourth sealing sheet comprises a first arc edge, a first chord edge and a first arc surface connecting the first arc edge and the first chord edge, the fifth sealing sheet comprises a second arc edge, a second chord edge and a second arc surface connecting the second arc edge and the second chord edge, and the first chord edge and the second chord edge are overlapped in a crossing mode.
In the novel endoscope forceps channel structure, the total length of the arc length of the first arc edge and the second arc length of the second arc edge is L, the circumference of the inner wall of the forceps channel cap is S, and the L is larger than the S.
In the novel endoscope forceps channel structure, the at least two sealing sheets comprise a hard sealing sheet, the hard sealing sheet is positioned at the outermost end close to the opening part at the top end of the forceps channel cap, other sealing sheets in the at least two sealing sheets are flexible sealing sheets, and the flexible sealing sheets are positioned at the inner sides of the hard sealing sheets.
In the novel endoscope forceps channel structure, the forceps channel cap is detachably covered on the interface.
In the novel endoscope forceps channel structure, the forceps channel cap is in threaded connection with the interface, or the forceps channel cap is adhered with the interface, or the inner cavity of the forceps channel cap is in interference fit with the outer wall surface of the interface.
The other technical scheme adopted by the utility model for solving the technical problems is as follows: an endoscope is constructed which includes a main body, and a jaw structure provided to the main body as described above.
The novel endoscope forceps channel structure and the endoscope have the following beneficial effects: when the endoscope forceps channel structure is used, the forceps channel cap is not required to be removed when the matched instrument is required to be inserted from the forceps channel opening, the endoscope forceps channel structure can be directly inserted along the forceps channel cap and the forceps channel opening, and in the matched instrument inserting process, the at least two sealing sheets are extruded and form a gap for the matched instrument to pass through. After the matched instrument is used, the matched instrument can be taken out from the interface and the forceps channel cap, the at least two sealing sheets are restored, and the at least two sealing sheets form a unidirectional sealing structure due to the overlapping of the edges of the at least two sealing sheets, so that body fluid can be prevented from rushing out from the forceps channel cap, and meanwhile, the endoscope can be prevented from being polluted in the storage process. When the novel endoscope forceps channel structure is used, the operation step of picking the forceps channel cap can be omitted, various matched instruments can be directly inserted, and the sealing sheets on the forceps channel cap have a one-way sealing function, so that the body fluid can be prevented from rushing out.
Drawings
The utility model will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a schematic view of the structure of an endoscopic forceps channel according to the utility model;
FIG. 2 is a schematic view of an exploded view of a first embodiment of an endoscopic gateway configuration of the present utility model;
FIG. 3 is a schematic top view of a first embodiment of an endoscopic clamping structure of the present utility model;
fig. 4 is a schematic top view of a second embodiment of an endoscopic clamping structure of the present utility model.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the embodiments of the present utility model will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 3, in a first embodiment of the present utility model, the track structure comprises an interface 11 fixed on an endoscope main body 10, a track cap 12 covering the interface 11, and at least two sealing sheets arranged in the track cap 12 in a cross-lamination manner, wherein edges of each adjacent two sealing sheets of the at least two sealing sheets overlap, and projections of all sealing sheets of the at least two sealing sheets along a central axis direction of the track cap 12 can completely cover an inner cavity of the track cap 12, and at least one sealing sheet of the at least two sealing sheets is a flexible sealing sheet.
When the endoscope forceps channel structure is used, when a matched instrument is needed to be inserted from a forceps channel opening, the forceps channel cap 12 is not needed to be removed any more, the endoscope forceps channel structure can be directly inserted along the forceps channel cap 12 and the connector 11, and in the matched instrument inserting process, a gap for the matched instrument to pass through is formed by extruding at least two sealing sheets. After the matched instrument is used, the matched instrument can be taken out from the interface 11 and the forceps channel cap 12, the at least two sealing sheets are restored, and as the edges of the at least two sealing sheets are overlapped, the at least two sealing sheets form a one-way sealing structure, body fluid can be prevented from rushing out from the forceps channel cap 12, and meanwhile, the endoscope can be prevented from being polluted in the storage process. When the novel endoscope forceps channel structure is used, the operation step of picking up the forceps channel cap 12 can be omitted, various matched instruments can be directly inserted, and a plurality of sealing sheets on the forceps channel cap 12 have a one-way sealing function, so that the gushing of body fluid can be avoided.
As shown in fig. 1 to 3, in the first embodiment of the present application, the at least two sealing sheets include a first sealing sheet 13, a second sealing sheet 14, and a third sealing sheet 15, the first sealing sheet 13, the second sealing sheet 14, and the third sealing sheet 15 are all sector-shaped sealing sheets, and the first sealing sheet 13, the second sealing sheet 14, and the third sealing sheet 15 overlap at the central angular positions.
Further, the number of central angles of the first sealing piece 13 is X, the number of central angles of the second sealing piece 14 is Y, and the number of central angles of the third sealing piece 15 is Z, wherein x+y+z is greater than 360 °.
Specifically, the arc-shaped part of the first sealing piece 13 is fixedly connected with the inner side wall of the pincer channel cap 12 or integrally formed, and the central angle of the first sealing piece 13 points to the central position of the inner cavity of the pincer channel cap 12; the arc-shaped part of the second sealing piece 14 is fixedly connected with the inner side wall of the pincer channel cap 12 or integrally formed, and the central angle of the second sealing piece 14 points to the central position of the inner cavity of the pincer channel cap 12; the arc-shaped part of the third sealing piece 15 is fixedly connected with the inner side wall of the pincer channel cap 12 or integrally formed, and the central angle of the third sealing piece 15 points to the central position of the inner cavity of the pincer channel cap 12; the first sealing piece 13, the second sealing piece 14 and the third sealing piece 15 are laminated in this order from a position close to the distal opening of the pincer cap 12 to a position distant from the distal opening of the pincer cap 12.
In the present embodiment, the first sealing sheet 13, the second sealing sheet 14, and the third sealing sheet 15 are stacked on top of each other, and gaps between the first sealing sheet 13, the second sealing sheet 14, and the third sealing sheet 15 are completely covered. Preferably, the first sealing sheet 13, the second sealing sheet 14 and the third sealing sheet 15 are all rubber sheets.
As shown in fig. 4, in the second embodiment of the present application, the at least two sealing sheets include a fourth sealing sheet 16 and a fifth sealing sheet 17, the fourth sealing sheet 16 includes a first arc edge, a first chord edge 18, and a first arc surface connecting the first arc edge and the first chord edge 18, the fifth sealing sheet 17 includes a second arc edge, a second chord edge 19, and a second arc surface connecting the second arc edge and the second chord edge 19, and the first chord edge 18 and the second chord edge 19 are overlapped in a crossing manner.
Further, the total length of the arc length of the first arc edge and the second arc length of the second arc edge is L, the circumference of the inner wall of the pincer cap 12 is S, and L is greater than S.
In this embodiment, only two sealing sheets are provided, and the first chord edge 18 of the fourth sealing sheet 16 and the second chord edge 19 of the fifth sealing sheet 17 are overlapped in a crossing manner, so as to form a unidirectional seal for the interior of the pincer-way cap 12. It will be appreciated that the fourth 16 and fifth 17 sealing sheets are rubber sheets.
In another embodiment of the present application, the at least two sealing sheets include a rigid sealing sheet located at an outermost end near the top opening of the pincer cap 12, and the other sealing sheets of the at least two sealing sheets are flexible sealing sheets located inside the rigid sealing sheet.
The first sealing piece 13 in the first embodiment is a hard sealing piece, and when body fluid is gushed out from the interior of the forceps channel cap 12, the hard sealing piece can prevent the flexible sealing piece from deforming outwards, so that a better check valve effect of preventing outward gushing is achieved. As another example, the fourth sealing sheet 16 in the second embodiment is a hard sealing sheet, and the fifth sealing sheet 17 is a flexible sealing sheet.
Further, the pincer cap 12 is detachably covered on the interface 11.
Specifically, the pincer cap 12 is screwed with the interface 11, or the pincer cap 12 is adhered with the interface 11, or the inner cavity of the pincer cap 12 is in interference fit with the outer wall surface of the interface 11. Preferably, the pincer cap 12 is provided on the outer wall of the mouthpiece 11 by means of an interference fit.
Further, the application also discloses an endoscope, which comprises a main body 10 and a forceps channel structure arranged on the main body 10.
In addition, in the present utility model, unless explicitly specified and limited otherwise, the terms "connected," "stacked," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (10)
1. The utility model provides a novel endoscope pincers way structure, its characterized in that, pincers way structure is including setting firmly interface (11) on endoscope main part (10), lid locate pincers way cap (12) on interface (11), alternately range upon range of set up in at least two sealing sheets in pincers way cap (12), every adjacent two sealing sheet edges overlap in at least two sealing sheets, just all sealing sheets in at least two sealing sheets follow the projection of pincers way cap (12) central axis direction can cover completely pincers way cap (12) inner chamber, at least two sealing sheets have a slice to be flexible sealing sheet.
2. The novel endoscope forceps channel structure according to claim 1, wherein the at least two sealing sheets include a first sealing sheet (13), a second sealing sheet (14) and a third sealing sheet (15), the first sealing sheet (13), the second sealing sheet (14) and the third sealing sheet (15) are all sector-shaped sealing sheets, and central angular positions of the first sealing sheet (13), the second sealing sheet (14) and the third sealing sheet (15) overlap.
3. The novel endoscope channel structure according to claim 2, characterized in that the first sealing plate (13) has a central angle degree of X, the second sealing plate (14) has a central angle degree of Y, and the third sealing plate (15) has a central angle degree of Z, wherein x+y+z is larger than 360 °.
4. The novel endoscope forceps channel structure according to claim 3, wherein the arc-shaped part of the first sealing piece (13) is fixedly connected with the inner side wall of the forceps channel cap (12) or integrally formed, and the central angle of the first sealing piece (13) points to the central position of the inner cavity of the forceps channel cap (12); the arc-shaped part of the second sealing piece (14) is fixedly connected with the inner side wall of the pincer channel cap (12) or integrally formed, and the central angle of the second sealing piece (14) points to the central position of the inner cavity of the pincer channel cap (12); the arc-shaped part of the third sealing piece (15) is fixedly connected with the inner side wall of the pincer channel cap (12) or integrally formed, and the central angle of the third sealing piece (15) points to the central position of the inner cavity of the pincer channel cap (12); the first sealing piece (13), the second sealing piece (14) and the third sealing piece (15) are sequentially overlapped from a position close to the top end opening part of the clamp channel cap (12) to a position far away from the top end opening part of the clamp channel cap (12).
5. The novel endoscope channel structure of claim 1, wherein the at least two sealing sheets comprise a fourth sealing sheet (16) and a fifth sealing sheet (17), the fourth sealing sheet (16) comprises a first arc edge, a first chord edge (18), and a first arc surface connecting the first arc edge and the first chord edge (18), the fifth sealing sheet (17) comprises a second arc edge, a second chord edge (19), and a second arc surface connecting the second arc edge and the second chord edge (19), and the first chord edge (18) and the second chord edge (19) are overlapped in a crossing way.
6. The novel endoscopic clip track structure of claim 5, wherein the total length of the arc length of the first arc edge and the second arc length of the second arc edge is L, the perimeter of the inner wall of the clip track cap (12) is S, and L is greater than S.
7. The novel endoscope channel structure of claim 1, wherein the at least two sealing sheets comprise a hard sealing sheet positioned at an outermost end near a top opening of the channel cap (12), and the other sealing sheets of the at least two sealing sheets are flexible sealing sheets positioned inside the hard sealing sheets.
8. The novel endoscope channel structure according to claim 1, characterized in that the channel cap (12) is detachably covered on the interface (11).
9. The novel endoscope forceps channel structure according to claim 8, wherein the forceps channel cap (12) is in threaded connection with the interface (11), or the forceps channel cap (12) is adhered to the interface (11), or an inner cavity of the forceps channel cap (12) is in interference fit with an outer wall surface of the interface (11).
10. An endoscope, characterized in that it comprises a main body (10), and a jaw structure provided in said main body (10) as claimed in any one of the preceding claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222819756.1U CN219323406U (en) | 2022-10-25 | 2022-10-25 | Novel endoscope forceps channel structure and endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222819756.1U CN219323406U (en) | 2022-10-25 | 2022-10-25 | Novel endoscope forceps channel structure and endoscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219323406U true CN219323406U (en) | 2023-07-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222819756.1U Active CN219323406U (en) | 2022-10-25 | 2022-10-25 | Novel endoscope forceps channel structure and endoscope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219323406U (en) |
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2022
- 2022-10-25 CN CN202222819756.1U patent/CN219323406U/en active Active
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