CN111134871B

CN111134871B - Spoon-shaped device for subgingival scraping treatment in department of stomatology

Info

Publication number: CN111134871B
Application number: CN202010101640.7A
Authority: CN
Inventors: 毛玉龙; 张伟伟; 应勇
Original assignee: Individual
Current assignee: Mao Yulong
Priority date: 2020-02-19
Filing date: 2020-02-19
Publication date: 2021-05-21
Anticipated expiration: 2040-02-19
Also published as: CN111134871A

Abstract

The invention provides a spoon-shaped device for subgingival scraping treatment in stomatology, which comprises a grab handle and a working end, wherein the working end comprises a neck, the tail end of the neck is provided with a spoon-shaped fixed block, a unidirectional tooth socket with the direction vertical to the direction of the neck and along the circumferential direction is arranged in the spoon-shaped fixed block, the unidirectional tooth socket comprises an inner groove area and an outer groove area from inside to outside, the side wall of the inner groove area is rigid, the side wall of the outer groove area is flexible, a tension spring is arranged in the unidirectional tooth socket along the grooving direction, the tension spring is connected with a spoon-shaped movable block opposite to the spoon-shaped fixed block, the spoon-shaped movable block is provided with a blade surface and a unidirectional tooth block matched with the; under the action of the tension spring, the one-way tooth block is embedded into the one-way tooth socket and the movement is limited by the inner groove area, when the spoon-shaped movable block is pulled outwards so that the one-way tooth block is positioned in the outer groove area, the spoon-shaped movable block can rotate in one direction along the circumferential direction to adjust the angle between the blade face and the tail end face of the neck.

Description

Spoon-shaped device for subgingival scraping treatment in department of stomatology

Technical Field

The invention relates to the technical field of precision instruments for stomatological treatment, in particular to a spoon-shaped device for subgingival scraping treatment in stomatological department.

Background

Subgingival scaling is the use of delicate instruments to scrape off subgingival plaque, subgingival tartar, diseased cementum, etc., to form a smooth, flat, well histocompatible root surface, which is conducive to the formation of new periodontal attachments.

The current common apparatus is a spoon, and because the spoon is attached to the tooth surfaces of different teeth, the working end of the spoon has two specifications, as shown in figure 1. The working end on the left has a blade face 01 at a 90 degree angle to the end face 02 of the neck for use on a common tooth surface. The right working end, with its blade face 01 and the neck end face 02 at an angle of 70 degrees, is used for a particular tooth surface. And no spoon-shaped device suitable for all tooth surfaces is available at present.

Disclosure of Invention

The invention aims to solve the technical problem of providing a spoon-shaped device for subgingival scraping treatment in stomatology, which is suitable for all tooth surfaces.

The technical scheme includes that the spoon-shaped device for subgingival scraping and treating in the department of stomatology comprises a grab handle and a working end, wherein the working end comprises a neck, a spoon-shaped fixed block is arranged at the tail end of the neck, a unidirectional tooth groove which is vertical to the neck in direction and along the circumferential direction is formed in the spoon-shaped fixed block, the unidirectional tooth groove comprises an inner groove area and an outer groove area from inside to outside, the side wall of the inner groove area is rigid, the side wall of the outer groove area is flexible, a tension spring along the groove direction of the unidirectional tooth groove is arranged in the unidirectional tooth groove, the tension spring is connected with a spoon-shaped movable block opposite to the spoon-shaped fixed block, a blade surface and a unidirectional tooth block matched with the unidirectional tooth groove are arranged on the spoon-shaped movable block, and the unidirectional tooth block; under the action of the tensile force of the tension spring, the one-way tooth block is embedded into the one-way tooth socket and the movement of the one-way tooth block is limited by the inner groove area, and when the spoon-shaped movable block is pulled outwards so that the one-way tooth block is positioned in the outer groove area, the spoon-shaped movable block can rotate in a one-way mode along the circumferential direction to adjust the angles of the blade face and the tail end face of the neck.

Compared with the prior art, the spoon-shaped movable block has the advantages that the spoon-shaped movable block can rotate in a single direction relative to the spoon-shaped fixed block, under the action of the tensile force of the tension spring, the single-direction tooth block of the spoon-shaped movable block is embedded into the single-direction tooth socket, and the movement of the single-direction tooth block is limited by the inner groove area, so that the angle between the blade face and the tail end face of the neck is kept at 90 degrees or 70 degrees. However, when the spoon-shaped movable block is pulled outward so that the one-way tooth block is located in the outer groove region, the spoon-shaped movable block can be rotated in one direction in the circumferential direction to adjust the angle of the blade face and the end face of the neck portion, and thus can be switched between 90 degrees and 70 degrees. When switching from 90 degrees to 70 degrees, the spoon-shaped movable block rotates through an angle of 20 degrees, and when switching from 70 degrees to 90 degrees, the spoon-shaped movable block rotates through an angle of 340 degrees.

Drawings

FIG. 1 is a plan view of the working end of a prior art spoon of two gauges;

FIG. 2 is a perspective view of a spoon in accordance with an embodiment of the present invention;

FIG. 3 is a first perspective view of the working end of the spoon according to one embodiment of the present invention;

FIG. 4 is a second perspective view of the working end of the spoon in accordance with one embodiment of the present invention;

FIG. 5 is a perspective view of the key-shaped fixing block provided in the embodiment of the present invention;

fig. 6 is a perspective view of the spoon-shaped movable block according to the embodiment of the present invention.

In the figure: 1. a handle; 2. a working end; 21. a neck portion; 22. a spoon-shaped fixing block; 23. a unidirectional tooth slot; 231. an inner trough area; 232. an outer trough region; 233. separating the grooves; 24. a tension spring; 25. a spoon-shaped movable block; 26. a blade face; 27. a unidirectional tooth block; 28. a first mounting groove; 29. a second mounting groove; 3. an anti-slip sleeve; 4. transition round platform.

DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION

The foregoing and additional embodiments and advantages of the invention are hereinafter more clearly and completely described in connection with the accompanying drawings. It is to be understood that the described embodiments are merely some, and not all, embodiments of the invention.

In one embodiment, as shown in fig. 2-4. The present embodiment provides a spoon for subgingival scraping therapy in stomatology, which comprises a handle 1 and a working end 2. The working end 2 comprises a neck 21, the neck 21 being very thin for fitting between the teeth. The end of the neck 21 is provided with a key-shaped fixed block 22, the key-shaped fixed block 22 is larger than the neck 21, and the key-shaped fixed block 22 is integrally arranged at the end of the neck 21. The spoon-shaped fixing block 22 is internally provided with a unidirectional tooth groove 23 which is vertical to the direction of the neck 21 and along the circumferential direction, the unidirectional tooth groove 23 comprises an inner groove area 231 and an outer groove area 232 from inside to outside, the side wall of the inner groove area 231 is rigid, and the side wall of the outer groove area 232 is flexible. The inner tank 231 and the outer tank 232 in this embodiment are actually different in position, different in material, and the same in others. A tension spring 24 is arranged in the unidirectional tooth groove 23 along the slotting direction, the tension spring 24 is connected with a key-shaped movable block 25 opposite to the key-shaped fixed block 22, a blade surface 26 and a unidirectional tooth block 27 matched with the unidirectional tooth groove 23 are arranged on the key-shaped movable block 25, and the unidirectional tooth block 27 is rigid. Under the pulling force of the tension spring 24, the one-way tooth block 27 is inserted into the one-way tooth slot 23 and the movement is limited by the inner groove zone 231, and the angle between the blade face 26 and the end face of the neck 21 is kept at 90 degrees or 75 degrees by the limitation of the inner groove zone 231. Because the rigid one-way tooth block 27 and the rigid inner groove area 231 cooperate to limit the rotation thereof. When the spoon-shaped movable block 25 is pulled outward so that the one-way tooth block 27 is located in the outer groove region 232, the spoon-shaped movable block 25 can be rotated in one direction in the circumferential direction to adjust the angle of the blade face 26 and the end face of the neck portion 21.

In this embodiment, the angle between the blade face 26 and the distal end face of the neck 21 of the subgingival curettage spoon for stomatology is 90 degrees or 75 degrees. For a normal facet, the angle between the facet 26 and the end face of the neck 21 is 90 degrees. The angle of the facet 26 and the end face of the neck 21 is 75 degrees for a particular tooth surface. In this embodiment, the angle between the blade face 26 of the subgingival curettage spoon and the end face of the neck 21 in the department of stomatology can be adjusted. In a natural state, the tension spring 24 tensions the key-shaped fixed block 22 and the key-shaped movable block 25, the one-way tooth block 27 is embedded in the one-way tooth slot 23 and the movement is limited by the internal groove area 231, and the rotation of the key-shaped movable block 25 is limited by the cooperation of the rigid one-way tooth block 27 and the rigid internal groove area 231. The angle between the facet 26 and the end face of the neck 21 can be maintained at either 90 degrees or 75 degrees. In the state that the spoon-shaped movable block 25 is pulled outward, the unidirectional tooth block 27 can be positioned in the outer groove area 232, and the rigid unidirectional tooth block 27 rotates unidirectionally relative to the flexible outer groove area 232 so as to adjust the angle of the blade face 26 and the end face of the neck 21. After adjustment, the unidirectional tooth blocks 27 remain nested in the unidirectional tooth slots 23 and movement is limited by the internal slot regions 231. Because of the unidirectional rotation, the spoon-shaped movable block 25 rotates through an angle of 20 degrees when switching from 90 degrees to 70 degrees, and the spoon-shaped movable block 25 rotates through an angle of 340 degrees when switching from 70 degrees to 90 degrees.

In one embodiment, as shown in FIG. 5. The present embodiment provides a spoon for subgingival scraping therapy for stomatology, wherein the unidirectional tooth grooves 23 comprise 18 unidirectional grooves arrayed along the circumferential direction. In this embodiment, when there are 18 unidirectional slots in a circumferential array, each slot corresponds to a 20 degree angle. Thus, when the spoon-shaped movable block 25 is rotated through 1 unidirectional slot, it is rotated through 20 degrees, that is, the angle of the blade face 26 and the end face of the neck 21 is switched from 90 degrees to 70 degrees.

In one embodiment, as shown in FIG. 5. In the spoon for subgingival scraping therapy of the department of stomatology provided by the embodiment, the one-way tooth grooves 23 further comprise the separation grooves 233 arranged between the inner groove area 231 and the outer groove area 232. In the present embodiment, the inner groove region 231 and the outer groove region 232 are separated by the partition groove 233, so that there is a distinct boundary between the inner groove region 231 and the outer groove region 232.

In one embodiment, as shown in fig. 5-6. The utility model provides a department of stomatology subgingival scraping treatment spoon shape ware that this embodiment provided, its one-way tooth's socket 23 bottom is equipped with along its groove depth direction's first mounting groove 28, offers along its thickness direction's second mounting groove 29 on the one-way tooth piece 27, and the both ends of extension spring 24 are fixed respectively in first mounting groove 28 and second mounting groove 29, and under the pulling force effect of extension spring 24, one-way tooth piece 27 pastes in one-way tooth's socket 23 bottom so that first mounting groove 28 and second mounting groove 29 link into the enclosure space that supplies extension spring 24 holding. In the present embodiment, since the first mounting groove 28 and the second mounting groove 29 are opened, the extension spring 24 can be received therein. Therefore, under the action of the tension spring 24, the one-way tooth block 27 can be attached to the bottom of the one-way tooth slot 23. Meanwhile, the first mounting groove 28 and the second mounting groove 29 are connected to form a closed space.

In one embodiment, as shown in FIG. 2. The present embodiment provides a spoon for subgingival scraping therapy in stomatology, wherein the working end 2 comprises two and is respectively arranged at two ends of the handle 1. Therefore, in this embodiment, both ends of the spoon for subgingival scraping treatment in the department of stomatology can be used. In one embodiment, as shown in fig. 2, the grip 1 is provided with two anti-slip sleeves 3, respectively adjacent to the two working ends 2. As shown in fig. 2, in an embodiment, the handle 1 is further provided with a transition circular truncated cone 4 connected between the working end 2 and the anti-slip sleeve 3, and the radius of the transition circular truncated cone 4 gradually decreases from the anti-slip sleeve 3 to the working end 2.

Claims

1. The utility model provides a curettage is with spoon shape ware under department of stomatology gum, includes grab handle (1) and working end (2), its characterized in that, working end (2) include neck (21), neck (21) end is equipped with spoon shape fixed block (22), set up the direction in spoon shape fixed block (22) with the direction of neck (21) is perpendicular and with the direction of seting up for the axial of circle and along circumferencial direction's one-way tooth's socket (23), one-way tooth's socket (23) include from inside to outside interior groove district (231) and outer groove district (232), interior groove district (231) lateral wall is established to the rigidity, outer groove district (232) lateral wall is established to the flexibility, be equipped with in one-way tooth's socket (23) and follow the extension spring (24) of its fluting direction, extension spring (24) connect with spoon shape fixed block (22) relative spoon shape movable block (25), be equipped with cutting edge face (26) and cooperation on shape movable block (25) one-way tooth's socket (27) of one-way tooth's, the unidirectional tooth block (27) is rigid; under the action of the tensile force of the tension spring (24), the one-way tooth block (27) is embedded into the one-way tooth groove (23) and the movement is limited by the inner groove area (231), and when the spoon-shaped movable block (25) is pulled outwards so that the one-way tooth block (27) is positioned in the outer groove area (232), the spoon-shaped movable block (25) can rotate in one direction along the circumferential direction to adjust the angle between the blade surface (26) and the end surface of the neck (21).

2. The dental subgingival curettage spoon according to claim 1, characterized in that the unidirectional tooth slots (23) include 18 unidirectional slots arrayed along a circumferential direction.

3. The dental subgingival curettage spoon according to claim 1, wherein the unidirectional tooth slot (23) further comprises a spacer groove (233) disposed between the inner groove region (231) and the outer groove region (232).

4. The subgingival scraping treatment spoon device of claim 1, characterized in that one-way tooth socket (23) bottom is provided with first mounting groove (28) along its groove depth direction, set up second mounting groove (29) along its thickness direction on one-way tooth piece (27), the both ends of extension spring (24) are fixed respectively in first mounting groove (28) and second mounting groove (29), under the pulling force effect of extension spring (24), one-way tooth piece (27) paste in one-way tooth socket (23) bottom so that first mounting groove (28) with second mounting groove (29) link into the enclosure space that supplies extension spring (24) holding.

5. The spoons for subgingival scraping therapy of the department of stomatology according to claim 1, characterized in that said working end (2) comprises two and is provided at each end of said grip (1).

6. The device according to claim 5, wherein said grip (1) is provided with two anti-slip covers (3) respectively adjacent to said two working ends (2).

7. The subgingival scraping treatment spoon for oral department according to claim 6, characterized in that the handle (1) is further provided with a transition round table (4) connected between the working end (2) and the anti-slip sleeve (3), and the radius of the transition round table (4) is gradually reduced from the anti-slip sleeve (3) to the working end (2).