Nasal cavity expansion device

Abstract

The utility model discloses a nasal cavity dilation device which comprises a connecting piece and two dilation pieces, the two ends of the connecting piece are connected with the dilation pieces respectively, each dilation piece comprises a first dilation part, a second dilation part and a third dilation part which are sequentially connected in a bent mode, and a gap is formed between the first dilation part and the third dilation part. The first expansion part is provided with a limiting block, and the third expansion part is provided with a plurality of limiting grooves movably matched with the limiting block in the length direction. When the limiting blocks are matched with the limiting grooves, the first dilation part, the second dilation part and the third dilation part are integrally connected in a bent mode, the dilation piece forms a ring-shaped structure, the limiting blocks are matched with the different limiting grooves, the diameter of the ring-shaped structure is adjusted so that the nasal cavity dilation device can adapt to nasal cavities of different users, and the practicability of the nasal cavity dilation device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical instrument technical field, concretely relates to nasal cavity dilating device. BACKGROUND

[0002] At present, quite a few people suffer from nasal obstruction (or called nasal congestion). The most narrow part of human nasal cavity is nasal valve area (internal naris), which is located in the deep part of nasal vestibule, the front of the lower turbinate anterior end, and is a long and narrow triangular area, which is the part with the largest nasal resistance. Nasal obstruction usually occurs in nasal valve area and the lower turbinate anterior end adjacent thereto, and is usually caused by mucosal swelling, hyperplasia, hypertrophy, and structural deformities such as deviation of nasal septum. Nasal obstruction can cause symptoms such as poor breathing and snoring. In order to solve this problem, many kinds of nasal dilators inserted into nostrils appear in the market. However, the nasal dilators on the market cannot adjust the size of nostril expansion, resulting in that they cannot adapt to all people during use. SUMMARY

[0003] In view of the technical problem that the nasal dilators on the market cannot adjust the size of nostril expansion, the utility model provides a nasal cavity dilating device, a limiting block is matched with different limiting grooves, the diameter of the ring-shaped structure is adjusted, so as to adapt to the nasal cavities of different users, and the practicability of the nasal cavity dilating device is improved.

[0004] The technical scheme adopted by the utility model is as follows: a nasal cavity dilating device, comprising a connecting piece and two dilating pieces, two ends of the connecting piece are connected with the dilating pieces respectively, the dilating piece comprises a first dilating part, a second dilating part and a third dilating part connected in sequence, there is a gap between the first dilating part and the third dilating part, the first dilating part is provided with a limiting block, and the third dilating part is provided with a plurality of limiting grooves movably matched with the limiting blocks along the length direction.

[0005] Optionally, the plurality of limiting grooves are arranged in sequence and uniformly spaced from each other from one end of the third dilating part close to the first dilating part to the other end of the third dilating part away from the first dilating part.

[0006] Optionally, the first dilating part is provided with a connecting block, one end of the connecting block is connected with the first dilating part, and the other end of the connecting block is provided with the limiting block.

[0007] Optionally, the bottom of the limiting groove is provided with a gap.

[0008] Optionally, the connecting piece comprises a first connecting part, a second connecting part and a third connecting part connected in sequence, one of the dilating pieces is connected with the first connecting part, the other dilating piece is connected with the third connecting part, and the second connecting part is connected with the first connecting part and the third connecting part at an angle respectively.

[0009] Optionally, the first connecting part, the second connecting part and the third connecting part form a groove for accommodating the nasal septum, and the groove is a U-shaped groove or a V-shaped groove.

[0010] Optionally, the diameter of the expansion member gradually decreases from the end of the expansion member close to the connecting member to the end of the expansion member away from the connecting member.

[0011] Optionally, the two expansion members and the connecting member are integrally formed.

[0012] Optionally, the material of the two expansion members and the material of the connecting member are respectively elastic soft materials.

[0013] Optionally, the limiting block and the limiting groove are matched in the way of a bolt or a hole.

[0014] The beneficial effects of the nasal cavity expansion device are as follows: when the limiting block and the limiting groove are matched, the first expansion part, the second expansion part and the third expansion part are integrally bent and connected, so that the expansion member forms a ring-shaped structure; the limiting block and the limiting groove are matched, the diameter of the ring-shaped structure is adjusted, so as to adapt to the nasal cavities of different users, and the practicability of the nasal cavity expansion device is improved. The connecting member can be used to push the two expansion members into the stress points in the nose, and when the expansion member is inserted into the nose and needs to be taken out, the expansion member can be pulled out by pinching the connecting member. The gap at the bottom of the limiting groove provides an expansion space for the limiting block entering the limiting groove, so that the limiting groove clamps the limiting block and prevents the limiting block from falling off. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 The structure diagram of the nasal cavity expansion device is provided for the embodiment of the utility model.

[0016] Figure 2 The tapered structure diagram of the expansion member of the nasal cavity expansion device is provided for the embodiment of the utility model.

[0017] Figure 3 The schematic diagram of the limiting block and the limiting groove matched in the way of a bolt is provided for the embodiment of the utility model.

[0018] The marks in the drawings are as follows: 1, expansion member; 2, connecting member; 3, first expansion part; 4, second expansion part; 5, third expansion part; 6, gap; 7, limiting block; 8, limiting groove; 9, connecting block; 10, gap; 11, first connecting part; 12, second connecting part; 13, third connecting part. DETAILED DESCRIPTION

[0019] The application will be further described in detail below with reference to the drawings and embodiments.

[0020] As Figure 1 and 2As shown, the embodiment discloses a nasal cavity expansion device, which comprises a connecting piece 2 and two expansion pieces 1, both ends of the connecting piece 2 are connected with the expansion pieces 1 respectively, the expansion piece 1 comprises a first expansion part 3, a second expansion part 4 and a third expansion part 5 which are connected in sequence, there is a gap 6 between the first expansion part 3 and the third expansion part 5, the first expansion part 3 is provided with a connecting block 9 and a limiting block 7, and the third expansion part 5 is provided with a plurality of limiting grooves 8 which are movably matched with the limiting blocks 7 along the length direction. When the limiting block 7 is matched with the limiting groove 8, the first expansion part 3, the second expansion part 4 and the third expansion part 5 are integrally and flexibly connected, so that the expansion piece 1 forms a ring structure, the limiting block 7 is matched with different limiting grooves 8, the diameter of the ring structure is adjusted, and the nasal cavity expansion device is suitable for nasal cavities of different users and the practicability of the nasal cavity expansion device is improved.

[0021] As shown in the drawings, Figure 1 The plurality of limiting grooves 8 are arranged in sequence and uniformly spaced from each other from one end of the third expansion part 5 close to the first expansion part 3 to the other end of the third expansion part 5 away from the first expansion part 3. The first expansion part 3 is provided with a connecting block 9, one end of the connecting block 9 is connected with the first expansion part 3, and the other end of the connecting block 9 is provided with the limiting block 7.

[0022] As shown in the drawings, Figure 1 The limiting block 7 is in a cylindrical structure, and the limiting groove 8 is a groove matched with the cylindrical structure. The cross section of the limiting block 7 can also be arc-shaped, rectangular, elliptical, conical or other polygonal shape, and the limiting groove 8 is in a shape matched with the limiting block 7. The diameter of the limiting groove 8 can be smaller than the diameter of the limiting block 7, and the bottom of the limiting groove 8 is provided with a gap 10. The gap 10 at the bottom of the limiting groove 8 provides an expansion space for the limiting block 7 to enter the limiting groove 8, so that the limiting groove 8 clamps the limiting block 7 to prevent it from falling off. The bottom of the limiting groove 8 can be provided with the gap 10 or can not have the gap 10.

[0023] As shown in the drawings, Figure 2 The connecting piece 2 comprises a first connecting part 11, a second connecting part 12 and a third connecting part 13 which are connected in sequence, the first connecting part 11 is connected with one of the expansion pieces 1, the third connecting part 13 is connected with the other expansion piece 1, and the second connecting part 12 is connected with the first connecting part 11 and the third connecting part 13 at an angle respectively. The first connecting part 11, the second connecting part 12 and the third connecting part 13 form a groove for accommodating the nasal septum, and the groove is a U-shaped groove or a V-shaped groove. The connecting piece 2 can be used to push the two expansion pieces 1 into the stress points in the nose, and when the expansion piece 1 is inserted into the nose and needs to be taken out, the expansion piece 1 can be pulled out by pinching the connecting piece 2.

[0024] As shown in the drawings, Figure 2As shown, the diameter of the expansion piece 1 gradually decreases from the end of the expansion piece 1 close to the connecting piece 2 to the end of the expansion piece 1 away from the connecting piece 2. The end of the expansion piece 1 entering the nasal cavity first has a smaller diameter, and the end adjacent to the connecting piece 2 has a larger diameter, so that the expansion piece 1 has a conical shape, and is sequentially and gradually advanced during use, facilitating the insertion of the expansion piece 1 into the nose, and conforming to human engineering and being comfortable to wear. The two expansion pieces 1 and the connecting piece 2 are integrally formed. The nasal cavity expansion device can be integrally formed by injection molding. The materials of the two expansion pieces 1 and the connecting piece 2 are respectively elastic soft materials. The elastic soft materials can be soft plastic or silica gel, and have the characteristics of being soft and comfortable, resilient, and not easy to fall off when worn.

[0025] As shown in Figure 3 The limiting block 7 can be fixed in the limiting groove 8 in the form of a bolt or a hole.

[0026] It can be understood that the above-described specific embodiments are only used to explain the related utility model, and are not limited to the utility model. In addition, it should be noted that only the parts related to the utility model are shown in the drawings for convenience of description. Multiple technical solutions in the same embodiment, and multiple technical solutions of different embodiments can be arranged and combined to form new technical solutions without contradictions or conflicts. Any equivalent structural transformation, direct or indirect application in other related technical fields, and the like are also included in the protection scope of the utility model.

Claims

1. A nasal dilation device, characterized in that: It includes a connecting piece and two expansion pieces, the two ends of the connecting piece are respectively connected to the expansion pieces, the expansion piece includes a first expansion part, a second expansion part and a third expansion part that are bent and connected in sequence, there is a gap between the first expansion part and the third expansion part, the first expansion part is provided with a limit block, and the third expansion part is provided with a plurality of limit grooves along the length direction that are movably matched with the limit blocks.

2. The nasal cavity dilation device according to claim 1, characterized in that The plurality of limiting grooves are evenly spaced from one end of the third expansion portion close to the first expansion portion toward one end of the third expansion portion away from the first expansion portion.

3. The nasal cavity dilation device according to claim 1, wherein: The first expansion portion is provided with a connecting block, one end of the connecting block is connected to the first expansion portion, and the other end of the connecting block is provided with the limiting block.

4. The nasal cavity dilation device according to claim 1, wherein: A gap is provided at the bottom of the limiting groove.

5. The nasal cavity dilation device according to claim 1, wherein: The connecting member includes a first connecting portion, a second connecting portion and a third connecting portion connected in sequence, the first connecting portion is connected to one of the expansion members, the third connecting portion is connected to the other expansion member, and the second connecting portion is connected to the first connecting portion and the third connecting portion at an angle respectively.

6. The nasal dilation device according to claim 5, characterized in that: The first connecting portion, the second connecting portion, and the third connecting portion form a groove for accommodating the nasal septum, and the groove is a U-shaped groove or a V-shaped groove.

7. The nasal dilation device according to claim 1, wherein: The diameter of the expansion piece gradually decreases from an end of the expansion piece close to the connecting piece toward an end of the expansion piece far from the connecting piece.

8. The nasal dilation device according to claim 1, wherein: The two expansion pieces and the connecting piece are an integrally formed structure.

9. The nasal dilation device according to claim 1, wherein: The materials of the two expansion pieces and the material of the connecting piece are respectively elastic soft materials.

10. The nasal dilation device according to claim 1, wherein: The limiting block and the limiting slot are matched with each other in the form of a pin or a socket.

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