Protective sleeve and endoscope

Abstract

The utility model relates to the technical field of medical equipment, and discloses a protective sleeve and an endoscope, the protective sleeve is used for protecting the tip part of the endoscope, the protective sleeve comprises a protective sleeve main body and a connecting structure, the connecting structure is arranged on the protective sleeve main body, and the protective sleeve main body is arranged on the outer side of the tip part in a surrounding mode through the connecting structure. The protective sleeve is arranged at the tip part of the endoscope and is fixed through the connecting structure, so that the protective sleeve can be conveniently mounted on the outer side of the tip part, meanwhile, the protective sleeve can be conveniently detached and replaced, the tip part of the endoscope can be protected, damage caused by collision is avoided, the service life is prolonged, and the cost is saved.

Description

Technical Field

[0001] The utility model relates to the technical field of medical equipment, in particular to a protective cover and an endoscope. Background Art

[0002] The tip of an existing endoscope is generally completely exposed, and the lens at the tip is prone to bumps and scratches, resulting in lens damage, which requires reassembly or repair and replacement. At the same time, the replacement of components at this position is difficult and time-consuming, resulting in huge cost waste. Utility Model Content

[0003] In view of this, the utility model provides a protective cover and an endoscope to solve the problem that the front end of the endoscope is unprotected, easily damaged by collision, and difficult to replace, resulting in cost waste.

[0004] In a first aspect, the utility model provides a protective cover for protecting the front end of an endoscope, comprising:

[0005] Protective cover body;

[0006] The connecting structure is arranged on the protective cover body, and the protective cover body is surrounded by the connecting structure at the outer side of the front end portion.

[0007] Beneficial effect: By providing a protective cover at the front end of the endoscope and fixing the protective cover through a connecting structure, it is convenient to install the protective cover on the outside of the front end, and it is also convenient to disassemble and replace the protective cover. The front end of the endoscope can be protected to avoid damage caused by bumps, thereby increasing service life and saving costs.

[0008] In an optional embodiment, the connecting structure includes a connecting piece, a first connecting part and a second connecting part, the first connecting part and the second connecting part are arranged at both ends of the protective cover body, and the connecting piece is used to connect the first connecting part and the second connecting part so that the protective cover is in a wound state. In the wound state, the first connecting part and the second connecting part are staggered up and down and partially overlap.

[0009] Beneficial effect: By providing a connecting piece to connect the first connecting part and the second connecting part, when the protective cover is in a rolled-up state, that is, when it is arranged around the outside of the front end of the endoscope, the first connecting part and the second connecting part partially overlap, thereby enhancing the wrapping of the front end of the endoscope and further improving the protection of the front end of the endoscope.

[0010] In an optional embodiment, a limiting step structure is formed at the connection between the first connecting part and the second connecting part, and the limiting step structure includes a first step surface arranged on the first connecting part and a second step surface arranged on the second connecting part, and the first step surface abuts against the second step surface.

[0011] Beneficial effect: The limiting step structure is used to make the first connecting part and the second connecting part abut and cooperate, so that the first connecting part and the second connecting part can be quickly positioned when connected, which facilitates the connection of the connecting parts, improves the installation efficiency, and improves the stability of the connection.

[0012] In an optional embodiment, the connecting member includes a buckle and a connecting hole adapted for the buckle, the buckle is arranged on one of the first connecting part and the second connecting part, and the connecting hole is arranged on the other of the first connecting part and the second connecting part.

[0013] Beneficial effects: The connection method of the buckle and the connection hole is simple in structure, low in use cost, easy to install and disassemble the protective cover, and improves the disassembly efficiency, achieving the purpose of convenient operation and quick disassembly.

[0014] In an optional embodiment, the buckle and the connecting hole are provided in plurality and are spaced apart along the length direction of the first connecting portion or the second connecting portion.

[0015] Beneficial effect: By arranging a plurality of connecting members along the length direction of the first connecting part or the second connecting part, the reliability of the fixing of the connecting members is ensured, so that the protective cover can be more stably arranged around the outside of the front end, further improving the stability of the installation of the protective cover.

[0016] In an optional embodiment, the connecting member includes a snap-fitting convex strip and a snap-fitting groove, the snap-fitting convex strip is arranged on one of the first connecting part and the second connecting part, the snap-fitting groove is arranged on the other of the first connecting part and the second connecting part, and,

[0017] The snap-fitting convex strip and the snap-fitting groove are located on the same surface of the protective cover body.

[0018] Beneficial effects: By providing the snap-fitting convex strips and the snap-fitting grooves, the structure is simple and the use cost is low, so that the first connecting part and the second connecting part can be quickly snapped together, the disassembly and assembly efficiency is improved, and the connection stability is relatively high.

[0019] In an optional embodiment, at least one snap-fitting convex strip is provided, and a plurality of snap-fitting grooves are provided, and the snap-fitting convex strips extend along the length direction of the first connecting portion or the second connecting portion, so that the snap-fitting convex strips can be snap-fitted with different snap-fitting grooves.

[0020] Beneficial effect: By setting a plurality of card slots, the card-jointing convex strips can select card slots at different positions according to endoscopes of different diameters, thereby achieving effective wrapping protection for the tip of endoscopes of different diameters, and having strong applicability.

[0021] In an optional embodiment, the protective sleeve body and the tip portion are interference fit.

[0022] Beneficial effects: The interference fit limits the movement of the protective cover, preventing the protective cover from falling off from the front end of the endoscope, which can effectively protect the front end of the endoscope and increase the service life of the endoscope.

[0023] In an optional implementation, the protective cover body is made of elastic soft rubber material.

[0024] Beneficial effects: The elastic soft rubber material enables the protective cover to absorb external destructive forces, which can protect the tip of the endoscope from being affected by external forces such as bumps and scratches. At the same time, it can prevent the tip from being damaged by excessively hard materials, thereby improving the protective effect of the protective cover.

[0025] In a second aspect, the utility model further provides an endoscope, comprising: an endoscope plug-in and a protective cover as provided in the first aspect, wherein the protective cover is disposed around the outer side of the distal end portion of the endoscope plug-in.

[0026] Beneficial effects: By providing a protective cover at the tip of the endoscope plug-in and fixing the protective cover through a connecting structure, it is convenient to install the protective cover on the outside of the tip, and it is also convenient to disassemble and replace the protective cover, so that the tip can be protected to avoid damage caused by bumps, thereby increasing the service life of the endoscope and saving costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0028] Figure 1 A schematic diagram of the structure of a protective cover according to an embodiment of the utility model Figure 1 ;

[0029] Figure 2 A schematic diagram of the structure of a protective cover according to an embodiment of the utility model Figure 2 ;

[0030] Figure 3 This is a schematic diagram of the structure of another protective cover according to an embodiment of the utility model;

[0031] Figure 4 This is a schematic structural diagram of an insertion assembly of an endoscope according to an embodiment of the utility model;

[0032] Figure 5 This is a schematic structural diagram of a tip portion of an insertion assembly of an endoscope according to an embodiment of the utility model;

[0033] Figure 6 The utility model is a schematic diagram of the installation of a protective cover according to an embodiment of the utility model.

[0034] Description of reference numerals:

[0035] 1. Protective cover body; 11. First connecting part; 111. First step surface; 12. Second connecting part; 121. Second step surface; 21. Buckle; 22. Connecting hole; 31. Snap-fit ​​rib; 32. Slot; 4. Endoscope plug-in; 41. Insertion tube; 42. Head end; 43. Bending part; 44. Objective lens; 45. Clamp channel hole; 46. Nozzle hole; 47. Auxiliary water supply hole; 48. Illumination window; 49. Bending protective skin. DETAILED DESCRIPTION

[0036] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the utility model.

[0037] The tip of the related art endoscope is generally in a completely exposed state, and the lens of the tip is prone to bumps and scratches, resulting in lens damage, which requires reassembly or repair and replacement. At the same time, the replacement of parts is difficult and time-consuming, resulting in huge cost waste.

[0038] Based on the above problems, an embodiment of the utility model provides a protective cover and an endoscope, which can protect the front end of the endoscope, avoid the problem of component damage caused by collision, increase the service life and save costs.

[0039] Combine the following Figures 1 to 6 , describing an embodiment of the utility model.

[0040] According to an embodiment of the utility model, on the one hand, a protective cover is provided for protecting the distal end of an endoscope, the distal end including a head end 42 and a bending portion 43, the protective cover including a protective cover body 1 and a connecting structure, the connecting structure being arranged on the protective cover body 1, and the protective cover body 1 being surrounded by the connecting structure on the outside of the head end 42 and the bending portion 43.

[0041] By providing a protective cover on the outside of the endoscope lens end 42 and the curved portion 43, and fixing the protective cover through a connecting structure, it is convenient to install the protective cover on the outside of the tip end, and at the same time convenient to disassemble and replace the protective cover, so that the endoscope lens end 42 and the curved portion 43 can be protected to avoid damage caused by bumps, thereby increasing the service life and saving costs.

[0042] like Figure 1 and 2 As shown, in one embodiment, the connection structure includes a connecting member, a first connecting portion 11 and a second connecting portion 12. The first connecting portion 11 and the second connecting portion 12 are respectively arranged at two ends of the protective cover body 1. The connecting member is used to connect the first connecting portion 11 and the second connecting portion 12 so that the protective cover is in a wound state. In the wound state, the first connecting portion 11 and the second connecting portion 12 are staggered up and down and partially overlap.

[0043] Specifically, when the protective cover is in the rolled-up state, the protective cover body 1 is rolled up into a cylindrical structure, and its cross-sectional shape is adapted to the cross-sectional shape of the end portion 42 and the curved portion 43 of the endoscope head. When the protective cover is arranged around the outside of the head portion 42 and the curved portion 43, the first connecting portion 11 and the second connecting portion 12 are staggered and partially overlapped, so that they can fully surround and wrap the head portion 42 and the curved portion 43, and provide space for the connecting structure connected at the edges on both sides, thereby enhancing the wrapping of the head portion 42 and the curved portion 43 and further improving the protection of the head portion 42 and the curved portion 43. When the protective tube needs to be disassembled or cleaned and disinfected, it is only necessary to flatten the protective cover body 1 through the connecting piece to make the protective cover in a flattened state. The flattened protective cover has no corners, and both the inner and outer surfaces are easy to clean and disinfect, avoiding the problem of incomplete cleaning and disinfection. At the same time, the overall structure is simple, easy to form, and the production cost is low.

[0044] like Figure 2 As shown, in one embodiment, a limiting step structure is formed at the connection between the first connection part 11 and the second connection part 12, and the limiting step structure includes a first step surface 111 provided on the first connection part 11 and a second step surface 121 provided on the second connection part 12, and the first step surface 111 abuts against the second step surface 121. The limiting step structure is used to make the first connection part 11 and the second connection part 12 abut and cooperate, so that the first connection part 11 and the second connection part 12 can be quickly positioned when connected, which facilitates the connection of the connecting parts, improves the installation efficiency, and improves the stability of the connection.

[0045] like Figure 2 As shown, in one embodiment, the connecting member includes a buckle 21 and a connecting hole 22 adapted to the buckle 21, the buckle 21 is arranged on one of the first connecting part 11 and the second connecting part 12, and the connecting hole 22 is arranged on the other of the first connecting part 11 and the second connecting part 12.

[0046] In this embodiment, the buckle 21 is arranged on the first connecting portion 11, and further, the buckle 21 is arranged on the first step surface 111. There are three buckles 21 and they are arranged along the length direction of the first step surface 111. The buckle 21 is T-shaped, and the connecting holes 22 are arranged on the second step surface 121 in a one-to-one correspondence with the buckles 21. By arranging multiple buckles 21 along the length direction of the first connecting portion 11 and arranging multiple connecting holes 22 connected to the buckles 21 along the length direction of the second connecting portion 12, the reliability of fixing the edges on both sides of the protective cover is ensured, so that the protective cover can be more stably arranged around the outside of the head end portion 42 and the bending portion 43, further improving the stability of the installation of the protective cover. At the same time, the connection method of the buckle 21 and the connecting hole 22 is simple in structure and low in use cost, which is convenient for installation and disassembly of the protective cover, improves the disassembly efficiency, and achieves the purpose of convenient operation and quick disassembly.

[0047] In other embodiments, the buckle 21 is disposed on the second connection portion 12, and the connection hole 22 is disposed on the first connection portion 11, and the number of the buckle 21 and the connection hole 22 can be adaptively changed according to the increase or decrease of the length of the protective cover.

[0048] like Figure 3 As shown, in one embodiment, the connecting member includes a snap-fitting ridge 31 and a snap-fitting groove 32, the snap-fitting ridge 31 is arranged on one of the first connecting portion 11 and the second connecting portion 12, the snap-fitting groove 32 is arranged on the other of the first connecting portion 11 and the second connecting portion 12, and the snap-fitting ridge 31 and the snap-fitting groove 32 are on the same surface of the protective cover body 1.

[0049] Specifically, when the snap-fitting convex strip 31 is provided on the first connecting portion 11, the snap-fitting groove 32 is provided on the second connecting portion 12, and the snap-fitting convex strip 31 is provided along the length direction of the first connecting portion 11, and the snap-fitting groove 32 is provided along the length direction of the second connecting portion 12, and the snap-fitting convex strip 31 and the snap-fitting groove 32 are snap-fitted. Similarly, when the snap-fitting convex strip 31 is provided on the second connecting portion 12, the snap-fitting groove 32 is provided on the first connecting portion 11, and the snap-fitting convex strip 31 is provided along the length direction of the second connecting portion 12, and the snap-fitting groove 32 is provided along the length direction of the first connecting portion 11. By providing the snap-fitting convex strip 31 and the snap-fitting groove 32, the structure is simple and the use cost is low, so that the first connecting portion 11 and the second connecting portion 12 can be snap-fitted together quickly, the disassembly efficiency is improved, and the connection stability is high. At the same time, when the card slot 32 and the card connection ridge 31 are on the same surface of the protective cover body 1, when the protective cover is surrounded to the outside of the head end portion 42 and the curved portion 43 and the card slot 32 and the card connection ridge 31 are used to connect the two sides, a small gap will be generated between the fitting surfaces of the edges on both sides and the head end portion 42 and the curved portion 43, preventing foreign matter from entering the gap and causing damage to the head end portion 42 and the curved portion 43, thereby further improving the protective effect.

[0050] like Figure 3 As shown, in one embodiment, at least one snap-fitting convex strip 31 is provided, and a plurality of snap-fitting grooves 32 are provided, so that the snap-fitting convex strip 31 can be snap-fitted with different snap-fitting grooves 32. By providing a plurality of snap-fitting grooves 32, the snap-fitting convex strip 31 can select snap-fitting grooves 32 at different positions according to endoscopes of different diameters, thereby achieving effective wrapping protection for the head end 42 and the curved portion 43 of endoscopes of different diameters, and having strong applicability.

[0051] In other embodiments, the edges on both sides of the protective cover body 1 can also be connected by means of magnetism or the like, so that the protective cover can be arranged around the outside of the head end portion 42 and the curved portion 43 .

[0052] In one embodiment, the protective cover body 1 is interference fit with the tip portion. When the protective cover is in a wound state, the inner wall of the protective cover is interference fit with the curved portion 43 and the head portion 42, so that the protective tube is clamped with the head portion 42 and the curved portion 43. The interference fit limits the movement of the protective cover, preventing the protective cover from falling off from the curved portion 43 and the head portion 42 of the endoscope, and can effectively protect the head portion 42 and the curved portion 43, thereby increasing the service life of the endoscope.

[0053] In one embodiment, the protective cover body 1 is made of elastic soft rubber material.

[0054] Specifically, the elastic soft rubber material can be silicone, fluororubber, thermoplastic polyurethane (TPU, which can be plasticized by heating, and has comprehensive properties such as high strength, high toughness, wear resistance, oil resistance, and good processing performance), styrene block thermoplastic elastomer (TPS, a thermoplastic elastomer with high elasticity, heat resistance, cold resistance and weather resistance), thermoplastic polyolefin elastomer (TPO, an elastomeric material composed of two components, rubber and polyolefin, which shows high elasticity of rubber at room temperature and is a polymer material that can be plasticized and formed at high temperature), thermoplastic polyester elastomer (TPEE, also known as polyester rubber, which has both the excellent elasticity of rubber and the easy processing of thermoplastic plastics) and other materials. The elastic soft rubber material enables the protective cover to absorb external destructive forces, and can protect the end 42 and the curved part 43 of the endoscope lens from being affected by external forces such as bumps and scratches. At the same time, it can prevent the material from being too hard to cause damage to the head end 42 and the curved part 43, thereby improving the protective effect of the protective cover.

[0055] According to an embodiment of the present utility model, on the other hand, an endoscope is also provided, such as Figure 4 , 5 As shown in FIG. 6 , the endoscope includes: an endoscope plug-in 4 and a protective cover as described above, the protective cover being arranged around the outside of the front end of the endoscope plug-in 4. Specifically, the endoscope plug-in 4 includes an insertion tube 41, the front end of the insertion tube 41 is provided with a bending portion 43 and a head end 42, the outside of the bending portion 43 is bonded with a bending protective skin 49 by a fixing adhesive, and the head end 42 is provided with an objective lens 44, a clamp channel hole 45, a nozzle hole 46, an auxiliary water supply hole 47 and an illumination window 48.

[0056] By providing a protective cover at the front end of the endoscope plug-in 4 and fixing the protective cover through a connecting structure, it is convenient to install the protective cover on the outside of the bending part 43 and the head end 42, and it is also convenient to disassemble and replace the protective cover. The bending part 43 and the head end 42 can be protected to avoid damage caused by collision, thereby increasing the service life of the endoscope and saving costs.

[0057] Although the embodiments of the present invention are described in conjunction with the accompanying drawings, those skilled in the art may make various modifications and variations without departing from the spirit and scope of the present invention, and such modifications and variations are all within the scope defined by the appended claims.

Claims

1. A protective cover for protecting the tip of an endoscope, characterized in that: include: Protective cover body (1); A connecting structure, which is arranged on the protective cover body (1), and the protective cover body (1) is surrounded by the connecting structure on the outside of the tip portion; The connection structure comprises a connecting piece, a first connecting portion (11) and a second connecting portion (12); the first connecting portion (11) and the second connecting portion (12) are respectively arranged at two ends of the protective cover body (1); the connecting piece is used to connect the first connecting portion (11) and the second connecting portion (12) so that the protective cover body (1) is in a rolled-up state.

2. The protective cover according to claim 1, characterized in that: In the wound state, the first connecting portion (11) and the second connecting portion (12) are staggered up and down and partially overlap.

3. The protective cover according to claim 2, characterized in that: A limiting step structure is formed at the connection between the first connecting portion (11) and the second connecting portion (12), wherein the limiting step structure comprises a first step surface (111) arranged on the first connecting portion (11) and a second step surface (121) arranged on the second connecting portion (12), and the first step surface (111) abuts against the second step surface (121).

4. The protective cover according to claim 3, characterized in that: The connecting member comprises a buckle (21) and a connecting hole (22) matched with the buckle (21); the buckle (21) is arranged on one of the first connecting part (11) and the second connecting part (12); and the connecting hole (22) is arranged on the other of the first connecting part (11) and the second connecting part (12).

5. The protective cover according to claim 4, characterized in that: The buckles (21) and the connecting holes (22) are provided in plurality and are arranged at intervals along the length direction of the first connecting portion (11) or the second connecting portion (12).

6. The protective cover according to claim 3, characterized in that: The connecting member comprises a snap-fitting convex strip (31) and a snap-fitting groove (32), wherein the snap-fitting convex strip (31) is arranged on one of the first connecting portion (11) and the second connecting portion (12), and the snap-fitting groove (32) is arranged on the other of the first connecting portion (11) and the second connecting portion (12), and, The snap-fitting convex strip (31) and the snap-fitting groove (32) are located on the same surface of the protective cover body (1).

7. The protective cover according to claim 6, characterized in that: At least one of the snap-fit ​​convex strips (31) is provided, and a plurality of the snap-fit ​​grooves (32) are provided, and extend along the length direction of the first connecting portion (11) or the second connecting portion (12), so that the snap-fit ​​convex strips (31) can be snap-fitted with different snap-fit ​​grooves (32).

8. The protective cover according to any one of claims 1 to 7, characterized in that: The protective cover body (1) is interference fit with the front end portion.

9. The protective cover according to any one of claims 1 to 7, characterized in that: The protective cover body (1) is made of elastic soft rubber material.

10. An endoscope, characterized in that: include: An endoscope plug-in (4) and a protective cover according to any one of claims 1 to 9, wherein the protective cover is arranged around the outside of the distal end portion of the endoscope plug-in (4).

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