Tooth correction traction mechanism

Abstract

The utility model discloses an orthodontic traction mechanism which comprises a molar denture and an incisor denture, the front side of the molar denture and the front side of the incisor denture are respectively welded with a fixed plate limiting head, and the front side of the molar denture is rotatably connected with an arc-edge fixed plate I through the fixed plate limiting heads; the front side of the incisor tooth support is rotatably connected with a second arc-edge fixing plate through a fixing plate limiting head, the front side of the first arc-edge fixing plate is fixedly connected with a vertical positioning head, the front side of the second arc-edge fixing plate is fixedly connected with a transverse positioning head, and the left side of the vertical positioning head and the bottom of the transverse positioning head are fixedly connected with traction positioning bent rods; according to the utility model, pulling force is applied to the teeth through the traction arch wire, the teeth are pulled back to the correct position, and under the action of the nickel-titanium tension spring and the traction rubber band, extra traction pulling force except the traction arch wire is obtained between the teeth, so that the aim of further accelerating the traction speed of orthodontic treatment can be achieved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to dental orthodontics technical field, especially a kind of traction mechanism of dental orthodontics. BACKGROUND

[0002] Dental orthodontics is through oral technical means, the treatment process of the treatment of uneven arrangement of teeth, abnormal tooth morphology, abnormal tooth color, it includes multiple methods, such as resin veneer, porcelain veneer, porcelain tooth, orthodontics, need according to individual tooth actual situation, jaw deformity type etc. Comprehensive selection treatment method, dental orthodontics is mainly divided into functional correction and aesthetic correction.

[0003] Dental orthodontics traction is a kind of correction method that the misaligned teeth are reset by external force traction, the purpose is to make teeth align, improve occlusal relationship, it is dragged back to correct position by the tension of traction arch wire, in order to improve the traction speed of dental orthodontics on this basis, a kind of traction mechanism of dental orthodontics is designed, the mechanism is mainly used in cooperation with molar tooth holder, incisor tooth holder and traction arch wire, to exert tension on teeth, and under the positioning of traction positioning bend rod, additional traction tension is exerted on teeth by the cooperation of nickel-titanium tension spring and traction rubber band, so as to further speed up the traction speed of dental orthodontics. SUMMARY

[0004] The utility model aims at providing a kind of traction mechanism of dental orthodontics, with the purpose of further speeding up the traction speed of dental orthodontics, to solve the above background technical problems.

[0005] The technical scheme that the utility model solves above technical problem is as follows: a kind of traction mechanism of dental orthodontics, it includes molar tooth holder and incisor tooth holder: the front side of molar tooth holder and incisor tooth holder is all welded with fixed plate limit head, the front side of molar tooth holder is rotatably connected with arc edge fixed plate one by fixed plate limit head, the front side of incisor tooth holder is rotatably connected with arc edge fixed plate two by fixed plate limit head, the front side of arc edge fixed plate one is fixedly connected with vertical positioning head, the front side of arc edge fixed plate two is fixedly connected with horizontal positioning head, the left side of vertical positioning head and the bottom of horizontal positioning head are all fixedly connected with traction positioning bend rod, the front side of molar tooth holder is fixedly connected with support holder, the inner cavity of support holder is fixedly connected with damping ring.

[0006] Preferably, the support holder is located on the right side of the fixed plate limit head, the front end of the traction positioning bend rod is fixedly connected with a round head, and the front side of the incisor tooth holder is fixedly connected with a fixed holder.

[0007] Preferably, the fixed holder is located directly below the fixed plate limit head, and the rear side of the arc edge fixed plate one and the arc edge fixed plate two is fixedly connected with a bending piece.

[0008] Preferably, the inner cavity of the bending piece is in sliding connection with the surface of the fixed support, and a nickel-titanium tension spring is installed between the arc edge fixed plate one and the arc edge fixed plate two through the traction positioning bending rod.

[0009] Preferably, a traction rubber band is wound between the arc edge fixed plate one and the arc edge fixed plate two through the traction positioning bending rod, and a traction arch wire is installed between the molar tooth support and the incisor tooth support.

[0010] Preferably, the surface of the traction arch wire is in sliding connection with the inner cavity of the damping ring, and the rear side of the molar tooth support and the incisor tooth support is provided with a concave surface.

[0011] The utility model discloses the beneficial effect is:

[0012] 1. The utility model discloses a traction arch wire is added to tooth, and tooth is drawn back to correct position, and under the action of nickel -titanium tension spring and traction rubber band, tooth and tooth get the additional traction tension of the traction arch wire, and the purpose of further accelerating the traction speed of tooth correction can be achieved.

[0013] 2. The utility model discloses the setting of round head can limit the position of nickel -titanium tension spring and traction rubber band when the nickel -titanium tension spring and traction rubber band are set on the surface of traction positioning bending rod, can avoid the situation that nickel -titanium tension spring or traction rubber band is separated from the surface of traction positioning bending rod.

[0014] 3. The utility model discloses the setting of concave surface can make the rear side of molar tooth support and incisor tooth support more fit the surface of tooth, can avoid the situation that molar tooth support or incisor tooth support falls off from the surface of tooth, and improve the fixation of molar tooth support and incisor tooth support on the surface of tooth. DRAWINGS

[0015] Among them:

[0016] Fig. 1 It is the front view schematic drawing of one embodiment of the utility model;

[0017] Fig. 2 It is the rear view schematic drawing of one embodiment of the utility model;

[0018] Fig. 3 It is the overhead view schematic drawing of one embodiment of the utility model;

[0019] Fig. 4 It is the arc edge fixed plate unfolding schematic drawing of one embodiment of the utility model;

[0020] Fig. 5 It is the tooth support and arc edge fixed plate split schematic drawing of one embodiment of the utility model;

[0021] Fig. 6Figure 1 is a schematic view of the tooth tray and the arc edge fixed plate of the embodiment of the present application.

[0022] In the drawings, the components represented by each reference numeral are listed as follows:

[0023] 1, molar tooth tray, 2, incisor tooth tray, 3, fixed plate limiting head, 4, arc edge fixed plate one, 5, arc edge fixed plate two, 6, vertical positioning head, 7, horizontal positioning head, 8, traction positioning bend rod, 9, support, 10, damping ring, 11, round head, 12, fixed support, 13, bending piece, 14, nickel-titanium tension spring, 15, traction rubber band, 16, traction arch wire, 17, concave surface. DETAILED DESCRIPTION

[0024] Hereinafter, an embodiment of the traction mechanism for tooth correction of the present application will be described with reference to the drawings.

[0025] Embodiment one:

[0026] Figs. 1-6 The traction mechanism for tooth correction of the embodiment of the present application is shown, which comprises: a molar tooth tray 1 and an incisor tooth tray 2; the front side of the molar tooth tray 1 and the incisor tooth tray 2 is welded with a fixed plate limiting head 3; the front side of the molar tooth tray 1 is rotationally connected with an arc edge fixed plate one 4 through the fixed plate limiting head 3; the front side of the incisor tooth tray 2 is rotationally connected with an arc edge fixed plate two 5 through the fixed plate limiting head 3; the front side of the arc edge fixed plate one 4 is fixedly connected with a vertical positioning head 6; the front side of the arc edge fixed plate two 5 is fixedly connected with a horizontal positioning head 7; the left side of the vertical positioning head 6 and the bottom of the horizontal positioning head 7 are both fixedly connected with a traction positioning bend rod 8; the front side of the molar tooth tray 1 is fixedly connected with a support 9; the inner cavity of the support 9 is fixedly connected with a damping ring 10; the support 9 is located at the right side of the fixed plate limiting head 3; the front end of the traction positioning bend rod 8 is fixedly connected with a round head 11; through the arrangement of the round head 11, the positions of the nickel-titanium tension spring 14 and the traction rubber band 15 can be limited when they are sleeved on the surface of the traction positioning bend rod 8, so that the nickel-titanium tension spring 14 or the traction rubber band 15 can be prevented from being separated from the surface of the traction positioning bend rod 8. The front side of the incisor tooth tray 2 is fixedly connected with a fixed support 12; the fixed support 12 is located directly below the fixed plate limiting head 3; the rear side of the arc edge fixed plate one 4 and the arc edge fixed plate two 5 is both fixedly connected with a bending piece 13; the inner cavity of the bending piece 13 is slidingly connected with the surface of the fixed support 12; the arc edge fixed plate one 4 and the arc edge fixed plate two 5 are both fixedly connected with a nickel-titanium tension spring 14 through the traction positioning bend rod 8.

[0027] Embodiment two:

[0028] Figs. 1-6The traction mechanism for tooth correction of the utility model discloses a kind of, it includes: molar tray 1 and incisor tray 2;The front side of molar tray 1 and incisor tray 2 is welded with fixed plate limiting head 3, the front side of molar tray 1 is rotatably connected with arc edge fixed plate one 4 by fixed plate limiting head 3, the front side of incisor tray 2 is rotatably connected with arc edge fixed plate two 5 by fixed plate limiting head 3, the front side of arc edge fixed plate one 4 is fixedly connected with vertical positioning head 6, the front side of arc edge fixed plate two 5 is fixedly connected with horizontal positioning head 7, the left side of vertical positioning head 6 and the bottom of horizontal positioning head 7 are fixedly connected with traction positioning bend rod 8, the front side of molar tray 1 is fixedly connected with support 9, the inner cavity of support 9 is fixedly connected with damping ring 10, traction rubber band 15 is wound between arc edge fixed plate one 4 and arc edge fixed plate two 5 by traction positioning bend rod 8, traction arch wire 16 is installed between molar tray 1 and incisor tray 2, traction arch wire 16 is located between fixed plate limiting head 3 and fixed support 12, the surface of traction arch wire 16 is slidably connected with the inner cavity of damping ring 10, the rear side of molar tray 1 and incisor tray 2 is provided with concave 17, by the arrangement of concave 17, the rear side of molar tray 1 and incisor tray 2 can be more fitted to the surface of tooth, can avoid molar tray 1 or incisor tray 2 from the surface of tooth, the situation of falling off, improve the fixing of molar tray 1 and incisor tray 2 on the surface of tooth.

[0029] Working principle: when the utility model is used, the user fixes molar tray 1 and incisor tray 2 on the surface of molar and incisor respectively, then installs traction arch wire 16 between molar tray 1 and incisor tray 2, so that traction arch wire 16 obtains the positioning force, then it is convenient for traction arch wire 16 to exert tension on tooth, and the tooth is pulled back to correct position, then nickel-titanium tension spring 14 is installed on the front side of molar tray 1 and incisor tray 2, under the cooperation of traction positioning bend rod 8 and traction positioning bend rod 8, nickel-titanium tension spring 14 exerts additional tension on incisor tray 2 in the direction of molar tray 1, and traction rubber band 15 is sleeved on the surface of traction positioning bend rod 8 and traction positioning bend rod 8, then under the action of nickel-titanium tension spring 14 and traction rubber band 15, additional traction tension between tooth and tooth is obtained except traction arch wire 16, that is, the traction speed of tooth correction can be further accelerated.

[0030] In conclusion: the traction mechanism for tooth correction, by traction arch wire 16 exerting tension on tooth, the tooth is pulled back to correct position, and under the action of nickel-titanium tension spring 14 and traction rubber band 15, additional traction tension between tooth and tooth is obtained except traction arch wire 16, that is, the purpose of further accelerating the traction speed of tooth correction can be achieved.

Claims

1. An orthodontic traction mechanism, characterized by, Including molar tooth tray (1) and incisor tooth tray (2): the front side of the molar tooth tray (1) and the incisor tooth tray (2) is welded with the fixed plate limiting head (3), the front side of the molar tooth tray (1) is rotatably connected with the arc edge fixed plate one (4) through the fixed plate limiting head (3), the front side of the incisor tooth tray (2) is rotatably connected with the arc edge fixed plate two (5) through the fixed plate limiting head (3), the front side of the arc edge fixed plate one (4) is fixedly connected with the vertical positioning head (6), the front side of the arc edge fixed plate two (5) is fixedly connected with the horizontal positioning head (7), the left side of the vertical positioning head (6) and the bottom of the horizontal positioning head (7) are fixedly connected with the traction positioning bent rod (8), the front side of the molar tooth tray (1) is fixedly connected with the support support (9), the inner cavity of the support support (9) is fixedly connected with the damping ring (10).

2. The tooth-moving apparatus of claim 1, wherein The support support (9) is located on the right side of the fixed plate limiting head (3), the front end of the traction positioning bent rod (8) is fixedly connected with the round head (11), the front side of the incisor tooth tray (2) is fixedly connected with the fixed support (12).

3. An orthodontic traction mechanism according to claim 2, wherein, The fixed support (12) is located directly below the fixed plate limiting head (3), the rear side of the arc edge fixed plate one (4) and the arc edge fixed plate two (5) is fixedly connected with the bending piece (13).

4. An orthodontic traction mechanism according to claim 3, wherein The inner cavity of the bending piece (13) is in sliding connection with the surface of the fixed support (12), the arc edge fixed plate one (4) and the arc edge fixed plate two (5) are mounted with the nickel titanium tension spring (14) through the traction positioning bent rod (8).

5. An orthodontic traction mechanism according to claim 4, wherein, The arc edge fixed plate one (4) and the arc edge fixed plate two (5) are wound with the traction rubber band (15) through the traction positioning bent rod (8), the molar tooth tray (1) and the incisor tooth tray (2) are installed with the traction arch wire (16), the traction arch wire (16) is located between the fixed plate limiting head (3) and the fixed support (12).

6. An orthodontic traction mechanism according to claim 5, wherein, The surface of the traction arch wire (16) is in sliding connection with the inner cavity of the damping ring (10), the rear side of the molar tooth tray (1) and the incisor tooth tray (2) is provided with the concave (17).

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