CN215535187U - Implant tooth positioning structure - Google Patents

Abstract

The application provides a kind of implant location structure, it is a technical field of implant. The dental implant positioning structure comprises a frame, a first positioning mechanism and a second positioning mechanism. The frame is cyclic annular arc structure, first positioning mechanism includes first support, adjusting part, first splint, first backing plate and runner assembly, first through-hole has been seted up to first support internal surface, the frame slides and runs through in first through-hole, the adjusting part screw thread run through in first support. This application is through the effect of frame, first backing plate, second backing plate, threaded rod, gag lever post, spacing, first splint, spring, second splint and a spacing section of thick bamboo to reach the purpose of stably fixing on the gum, through two fixed knot construct, make location structure can adapt to the shape of different patient's gums, and make location structure can hug closely in the gum both sides, difficult slip when making kind plant tooth location unclamps, improves the accuracy of planting the tooth location.

Description

Implant tooth positioning structure

Technical Field

The application relates to the field of implant teeth, in particular to a positioning structure of implant teeth.

Background

The implant is a tooth missing restoration method for supporting and retaining an upper dental restoration based on a lower structure implanted in bone tissues, and comprises a lower supporting implant and an upper dental restoration, wherein the existing implant positioning structure cannot be stably fixed on the gum, and the gum shape of each patient is different and slightly different, so that the size of the positioning structure is larger for adaptability to meet the requirements of different patients, but the positioning structure cannot be tightly attached to the gum, so that the implant is easy to loosen when being positioned, and the positioning of the implant is influenced.

How to invent a positioning structure for implant to improve these problems becomes a problem to be solved urgently by the patient skilled in the art.

SUMMERY OF THE UTILITY MODEL

In order to make up for the defects, the application provides a dental implant positioning structure, and aims to solve the problem that the dental implant positioning structure cannot be stably fixed on gum.

The embodiment of the application provides a positioning structure for a dental implant, which comprises a frame, a first positioning mechanism and a second positioning mechanism.

The frame is of an annular arc structure, the first positioning mechanism comprises a first support, an adjusting component, a first clamping plate, a first base plate and a rotating component, a first through hole is formed in the inner surface of the first support, the frame penetrates through the first through hole in a sliding mode, the adjusting component penetrates through the first support in a threaded mode, the first clamping plate is connected to one end of the adjusting component, the first base plate is installed on one side of the first clamping plate, a first positioning groove is formed in one side of the first support, the number of the rotating components is two, one ends of the two rotating components are symmetrically connected to one side of the first support, the second positioning mechanism comprises a second support, a clamping component, a second base plate and a limiting cylinder, a second through hole is formed in the inner surface of the second support, the frame penetrates through the second through hole in a sliding mode, the clamping component is installed on one side of the second support, the second backing plate is connected to one end of the clamping assembly, the second support is installed at the other ends of the two rotating assemblies, a second positioning groove is formed in one side of the second support, and the limiting cylinder is inserted into a hole formed by the second positioning groove and the first positioning groove.

In the above-mentioned realization process, the frame is used for supporting and leading first support and second support through first through-hole and second through-hole, make first support and second support slide on the frame, the position of first support of adjustment and second support, make location structure can adapt to different patients 'gum, improve location structure's adaptability, indirectly improve the location effect, adjusting part is used for driving first backing plate through first splint and removes, make first backing plate hug closely in the gum outside, first support passes through rotating assembly and is connected with the second support rotation, make first support and second support can adapt to the different position department of gum, centre gripping subassembly makes the second backing plate hug closely in the gum inboard, make location structure can comparatively stable fix in gum department, spacing section of thick bamboo is used for the location and guides the planting body to get into in the bone tissue that corresponds.

In a specific embodiment, the adjusting part includes threaded rod, gag lever post, spacing, limiting plate and handle, threaded hole is seted up to first support internal surface, the threaded rod screw thread runs through in the screw hole, the gag lever post connect in threaded rod one end, the limiting plate install in the gag lever post other end, the handle connect in the threaded rod other end, the spacing install in first splint one side.

In the implementation process, the handle drives the threaded rod to rotate, the threaded rod drives the limiting rod to rotate and horizontally move through the threaded hole, and the limiting rod and the limiting plate drive the first clamping plate to horizontally move through the limiting frame.

In a specific embodiment, the limiting frame is of a U-shaped structure, a limiting hole is formed in the inner surface of the limiting frame, and the limiting rod and the limiting hole are in clearance fit and move while rotating.

In the implementation process, the limiting hole and the limiting frame are used for enabling the first clamping plate not to rotate along with the limiting rod, but only to horizontally move along with the limiting rod.

In a specific embodiment, the diameter of the threaded rod is the same as the diameter of the limiting plate, and the diameter of the threaded rod is larger than the diameter of the limiting hole.

In a specific embodiment, a guide hole is formed in the inner surface of the first bracket, and two symmetrical guide rails are fixedly connected to one side of the first clamping plate and slidably penetrate through the guide hole.

In the implementation process, the guide rail and the guide hole are used for limiting the first clamping plate, so that the stability of the first clamping plate in the moving process is improved, and the strength between the first clamping plate and the first support is improved.

In a specific embodiment, the rotating assemblies are arranged in four groups, each group of rotating assemblies includes a first support plate, a shaft rod and a second support plate, the two second support plates are symmetrically connected to one side of the first support plate, two ends of the shaft rod are rotatably connected to the opposite sides of the two second support plates, one end of the first support plate is mounted on the outer surface of the shaft rod, and the other end of the first support plate is connected to one side of the second support plate.

In the implementation process, the first support plate is rotatably connected with the second support plate through the shaft rod, so that the first support and the second support are rotatably arranged, the relative position between the first support and the second support is convenient to adjust, and the first support and the second support can adapt to the shape of the gum.

In a specific embodiment, the centre gripping subassembly includes spring, second splint and round bar, and is three spring one end equidistance connect in second support one side, the second splint install in three the spring other end, it is three spring one end connect in second splint one side, the second backing plate install in second splint one side.

In the implementation process, the elastic force of the spring enables the second cushion plate to cling to the inner side of the gum through the second clamping plate.

In a specific embodiment, a circular groove is formed in one side of the second support, and the circular rod is inserted into the circular groove.

In the implementation process, the circular groove is used for limiting the circular rod, so that the second clamping plate is not prone to inclining, and the stability in the fixing process is improved.

In a specific embodiment, the first splint and the second splint are both arc-shaped structures, the first backing plate is attached to the arc-shaped side of the first splint, and the second backing plate is attached to the arc-shaped side of the second splint.

In the above-mentioned realization process, first backing plate and second backing plate are flexible material, reduce the injury of fixed in-process location structure to the gum, improve kind of tooth in-process patient's travelling comfort.

In a specific embodiment, the limiting cylinder is positioned above the first clamping plate and the second clamping plate, and the inner side of the limiting cylinder is matched with the outer side of the implant.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present application and therefore should not be considered as limiting the scope, and that for a patient skilled in the art, other relevant drawings can be obtained from these drawings without inventive effort.

Fig. 1 is a schematic structural view of a dental implant positioning structure provided in an embodiment of the present application;

FIG. 2 is a schematic diagram of a frame structure provided in an embodiment of the present application;

fig. 3 is a schematic structural diagram of a first positioning mechanism provided in an embodiment of the present application;

FIG. 4 is a schematic structural diagram of an adjustment assembly provided in an embodiment of the present application;

FIG. 5 is a schematic structural diagram of a rotating assembly according to an embodiment of the present disclosure;

FIG. 6 is a schematic structural diagram of a second positioning mechanism provided in an embodiment of the present application;

fig. 7 is a schematic structural diagram of a clamping assembly according to an embodiment of the present disclosure.

In the figure: 10-a frame; 20-a first positioning mechanism; 210-a first scaffold; 220-an adjustment assembly; 221-threaded rod; 222-a stop lever; 223-a limit frame; 224-a limiting plate; 225-handle; 230-a first splint; 240-a first shim plate; 250-a guide rail; 260-a rotating assembly; 261-a first plate; 262-a shaft rod; 263-a second plate; 270-a first via; 280-a first positioning groove; 30-a second positioning mechanism; 310-a second support; 320-a clamping assembly; 321-a spring; 322-a second splint; 323-round bar; 330-a second backing plate; 340-a second via; 350-a second positioning groove; 360-limiting cylinder.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.

To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. Based on the embodiments in the present application, all other embodiments obtained by a patient with ordinary skill in the art without any creative effort belong to the protection scope of the present application.

Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. Based on the embodiments in the present application, all other embodiments obtained by a patient with ordinary skill in the art without any creative effort belong to the protection scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in this application can be understood by the person of ordinary skill in the art as the case may be.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Referring to fig. 1, the present application provides a positioning structure for a dental implant, which includes a frame 10, a first positioning mechanism 20 and a second positioning mechanism 30.

Wherein, the equal sliding connection of first positioning mechanism 20 and second positioning mechanism 30 is on frame 10, rotate between first positioning mechanism 20 and the second positioning mechanism 30 and be connected, frame 10 is used for supporting and leading first positioning mechanism 20 and second positioning mechanism 30, first positioning mechanism 20 and second positioning mechanism 30 laminate respectively in the inside and outside both sides of gum, make location structure fix on the gum, improve the accuracy and the stability of planting tooth positioning in-process, the patient of being convenient for carries out the planting tooth.

Referring to fig. 1 and 2, the frame 10 is an annular arc structure, and the frame 10 is placed at the gum of the patient for the medical care patient to hold and support and guide the positioning structure to meet the requirement of positioning the gum of different patients.

Referring to fig. 1, 2 and 3, the first positioning mechanism 20 includes a first bracket 210, adjusting part 220, first splint 230, first backing plate 240 and runner assembly 260, first through-hole 270 has been seted up to first support 210 internal surface, frame 10 slides and runs through in first through-hole 270, adjusting part 220 screw thread runs through in first support 210, first splint 230 is connected in adjusting part 220 one end, first backing plate 240 is installed in first splint 230 one side, and is concrete, first backing plate 240 is through gluing fixed mounting in first splint 230 one side, first backing plate 240 is medical silicon rubber material, first constant head tank 280 has been seted up to first support 210 one side, runner assembly 260 sets up to two, two runner assembly 260 one end symmetric connection are in first support 210 one side, adjusting part 220 is used for driving first backing plate 240 through first splint 230 and removes, make first backing plate 240 can hug closely in the gum outside.

In some specific embodiments, a guide hole is formed in the inner surface of the first bracket 210, two symmetrical guide rails 250 are fixedly connected to one side of the first clamping plate 230, the guide rails 250 slidably penetrate through the guide hole, and the guide rails 250 and the guide hole are used for limiting the position of the first clamping plate 230, so that the stability of the first clamping plate 230 during the movement process is improved, and the strength between the first clamping plate 230 and the first bracket 210 is improved.

Referring to fig. 3 and 4, the adjusting assembly 220 includes a threaded rod 221, a limiting rod 222, a limiting frame 223, a limiting plate 224 and a handle 225, a threaded hole is formed in the inner surface of the first bracket 210, the threaded rod 221 is threaded through the threaded hole, the limiting rod 222 is connected to one end of the threaded rod 221, specifically, the limiting rod 222 is fixedly connected to one end of the threaded rod 221 by welding, the limiting plate 224 is installed at the other end of the limiting rod 222, specifically, the limiting plate 224 is fixedly installed at the other end of the limiting rod 222 by welding, the handle 225 is connected to the other end of the threaded rod 221, specifically, the handle 225 is fixedly connected to the other end of the threaded rod 221 by welding, the limiting frame 223 is installed at one side of the first clamping plate 230, specifically, the limiting frame 223 is fixedly installed at one side of the first clamping plate 230 by welding, the handle 225 drives the threaded rod 221 to rotate, the threaded rod 221 drives the limiting rod 222 to horizontally move while rotating through the threaded hole, the first clamping plate 230 is driven by the limiting rod 222 and the limiting plate 224 through the limiting frame 223 to move horizontally.

In some specific embodiments, the limiting frame 223 has a U-shaped structure, the inner surface of the limiting frame 223 is provided with a limiting hole, the limiting rod 222 and the limiting hole are in clearance fit and move while rotating, the diameter of the threaded rod 221 is the same as that of the limiting plate 224, the diameter of the threaded rod 221 is larger than that of the limiting hole, and the limiting hole and the limiting frame 223 are used for enabling the first clamping plate 230 not to rotate along with the limiting rod 222 but only to move horizontally along with the limiting rod 222.

Referring to fig. 3, 5 and 6, the rotating assemblies 260 are provided as four groups, each group of rotating assemblies 260 includes a first supporting plate 261, a shaft rod 262 and a second supporting plate 263, the two second supporting plates 263 are symmetrically connected to one side of the first bracket 210, specifically, the two second supporting plates 263 are symmetrically connected to one side of the first bracket 210 by welding, two ends of the shaft rod 262 are rotatably connected to one side of the two second supporting plates 263, specifically, two ends of the shaft rod 262 are rotatably connected to one side of the two second supporting plates 263 by bearings, one end of the first supporting plate 261 is installed on the outer surface of the shaft rod 262, specifically, one end of the first supporting plate 261 is installed on the outer surface of the shaft rod 262 by welding, the other end of the first supporting plate 261 is connected to one side of the second bracket 310 by welding, specifically, the other end of the first supporting plate 261 is fixedly connected to one side of the second bracket 310 by welding, the first supporting plate 261 is rotatably connected to the second supporting plate 263 by the shaft rod 262, therefore, the first bracket 210 and the second bracket 310 are rotatably arranged, so that the relative position between the first bracket 210 and the second bracket 310 can be adjusted, and the first bracket 210 and the second bracket 310 can be more adapted to the shape of the gum.

Referring to fig. 1, 2, 3, and 6, the second positioning mechanism 30 includes a second bracket 310, a clamping assembly 320, a second pad 330, and a limiting cylinder 360, wherein a second through hole 340 is formed on an inner surface of the second bracket 310, the frame 10 slidably penetrates through the second through hole 340, the clamping assembly 320 is installed on one side of the second bracket 310, the second pad 330 is connected to one end of the clamping assembly 320, the second bracket 310 is installed on the other end of the two rotating assemblies 260, a second positioning groove 350 is formed on one side of the second bracket 310, the limiting cylinder 360 is inserted into a hole formed by the second positioning groove 350 and the first positioning groove 280, the clamping assembly 320 makes the second pad 330 cling to the inner side of the gum, so that the positioning structure can be stably fixed at the gum, and the limiting cylinder 360 is used for positioning and guiding the implant into the corresponding bone tissue.

Referring to fig. 3, 6 and 7, the clamping assembly 320 includes a spring 321, a second clamping plate 322 and a round bar 323, one end of each of the three springs 321 is equidistantly connected to one side of the second bracket 310, specifically, one end of each of the three springs 321 is equidistantly connected to one side of the second bracket 310 by welding, the second clamping plate 322 is installed at the other end of each of the three springs 321, specifically, the second clamping plate 322 is installed at the other end of each of the three springs 321 by welding, one end of each of the three springs 321 is connected to one side of the second clamping plate 322 by welding, specifically, one end of each of the three springs 321 is fixedly connected to one side of the second clamping plate 322 by welding, the second backing plate 330 is installed at one side of the second clamping plate 322, specifically, the second backing plate 330 is fixedly installed at one side of the second clamping plate 322 by gluing, the second backing plate 330 is made of medical silicon rubber, and the elastic force of the springs 321 causes the second backing plate 330 to cling to the inner side of the gum through the second clamping plate 322.

In some specific embodiments, a circular groove is formed in one side of the second bracket 310, the circular rod 323 is inserted into the circular groove, the first clamping plate 230 and the second clamping plate 322 are both arc-shaped structures, the first cushion plate 240 is attached to the arc-shaped side of the first clamping plate 230, the second cushion plate 330 is attached to the arc-shaped side of the second clamping plate 322, the limiting cylinder 360 is located above the first clamping plate 230 and the second clamping plate 322, the inner side of the limiting cylinder 360 is matched with the outer side of the implant, the circular groove is used for limiting the circular rod 323, so that the second clamping plate 322 is not prone to tilt, the stability in the fixing process is improved, the first cushion plate 240 and the second cushion plate 330 are made of flexible materials, the damage of the positioning structure to the gum in the fixing process is reduced, and the comfort of a patient in the dental process is improved.

The working principle of the device is as follows: firstly, the frame 10 is placed above the teeth needed to be planted in the oral cavity of a patient, the frame 10 is moved towards the direction close to the gum, the first cushion plate 240 is positioned at the outer side of the gum, the second cushion plate 330 is positioned at the inner side of the gum, then the handle 225 is rotated, the handle 225 drives the threaded rod 221 to rotate, the threaded rod 221 drives the limiting rod 222 to move through the threaded hole, the limiting rod 222 drives the limiting frame 223 to move through the limiting plate 224 and the limiting hole, the limiting frame 223 drives the first cushion plate 240 to move through the first clamping plate 230, so that the first cushion plate 240 is attached to the inner side of the gum, the second cushion plate 330 is moved towards the direction close to the gum through the second clamping plate 322 by the elasticity of the spring 321, so that the second cushion plate 330 is attached to the inner side of the gum, so that the second cushion plate 330 and the first cushion plate 240 are fixed at two sides of the gum, meanwhile, the first bracket 210 and the second bracket 310 can move on the frame 10, and pass through the rotating structures of the first support plate 261, the shaft rod 262 and the second support plate 263, can carry out the fine motion between first support 210 and the second support 310, make the center of 360 a spacing section of thick bamboo between first support 210 and the second support 310 be located the implant center directly over, fix a position to reach the purpose of stabilizing the fixation on the gum, through two fixed knot structure, make location structure can adapt to the shape of different patient's gums, and make location structure can hug closely in the gum both sides, difficult slip when making the implant location is loosened, improve the accuracy of implant location.

It should be noted that the specific model specifications of the frame 10, the threaded rod 221, the first clamping plate 230, the first pad 240, the spring 321, the second clamping plate 322, and the second pad 330 need to be determined by model selection according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, so detailed description is omitted.

The foregoing is by way of example only and is not intended to limit the scope of the present application, which is to be construed as limited thereby, as numerous modifications and variations are possible to those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (10)

1. A positioning structure for a dental implant, comprising

The frame (10), the said frame (10) is the cyclic arc structure;

the first positioning mechanism (20), the first positioning mechanism (20) includes a first bracket (210), an adjusting assembly (220), a first clamping plate (230), a first base plate (240) and a rotating assembly (260), a first through hole (270) is formed in the inner surface of the first bracket (210), the frame (10) is slidably inserted into the first through hole (270), the adjusting assembly (220) is threadedly inserted into the first bracket (210), the first clamping plate (230) is connected to one end of the adjusting assembly (220), the first base plate (240) is installed on one side of the first clamping plate (230), a first positioning groove (280) is formed in one side of the first bracket (210), the number of the rotating assemblies (260) is two, and one ends of the two rotating assemblies (260) are symmetrically connected to one side of the first bracket (210);

the second positioning mechanism (30) comprises a second support (310), a clamping assembly (320), a second base plate (330) and a limiting cylinder (360), a second through hole (340) is formed in the inner surface of the second support (310), the frame (10) penetrates through the second through hole (340) in a sliding mode, the clamping assembly (320) is installed on one side of the second support (310), the second base plate (330) is connected to one end of the clamping assembly (320), the second support (310) is installed on the other end of the two rotating assemblies (260), a second positioning groove (350) is formed in one side of the second support (310), and the limiting cylinder (360) is inserted into a hole formed by the second positioning groove (350) and the first positioning groove (280).

2. The implant positioning structure according to claim 1, wherein the adjusting assembly (220) comprises a threaded rod (221), a limiting rod (222), a limiting frame (223), a limiting plate (224) and a handle (225), the inner surface of the first bracket (210) is provided with a threaded hole, the threaded rod (221) is threaded through the threaded hole, the limiting rod (222) is connected to one end of the threaded rod (221), the limiting plate (224) is installed at the other end of the limiting rod (222), the handle (225) is connected to the other end of the threaded rod (221), and the limiting frame (223) is installed at one side of the first clamping plate (230).

3. The implant positioning structure according to claim 2, wherein the limiting frame (223) is a U-shaped structure, a limiting hole is formed on the inner surface of the limiting frame (223), and the limiting rod (222) is in clearance fit with the limiting hole.

4. A positioning structure for a dental implant according to claim 3, wherein the diameter of the threaded rod (221) is the same as the diameter of the position-limiting plate (224), and the diameter of the threaded rod (221) is larger than the diameter of the position-limiting hole.

5. The implant positioning structure according to claim 1, wherein a guide hole is formed in the inner surface of the first bracket (210), two symmetrical guide rails (250) are fixedly connected to one side of the first splint (230), and the guide rails (250) are slidably inserted into the guide hole.

6. A tooth implantation positioning structure according to claim 1, wherein said rotating members (260) are provided in four sets, each set of said rotating members (260) comprises a first support plate (261), a shaft rod (262) and a second support plate (263), two said second support plates (263) are symmetrically connected to one side of said first bracket (210), two ends of said shaft rod (262) are rotatably connected to the opposite sides of two said second support plates (263), one end of said first support plate (261) is mounted on the outer surface of said shaft rod (262), and the other end of said first support plate (261) is connected to one side of said second bracket (310).

7. A dental implant fixture according to claim 1, wherein said holding member (320) comprises springs (321), a second plate (322) and a round bar (323), three of said springs (321) are connected to one side of said second bracket (310) at an equal distance from one end thereof, said second plate (322) is installed to the other end of said three springs (321), one end of said three springs (321) is connected to one side of said second plate (322), and said second plate (330) is installed to one side of said second plate (322).

8. The implant positioning structure of claim 7, wherein a circular groove is formed at one side of the second bracket (310), and the circular rod (323) is inserted into the circular groove.

9. The implant fixture according to claim 7, wherein said first splint (230) and said second splint (322) are curved, said first plate (240) is attached to said curved side of said first splint (230), and said second plate (330) is attached to said curved side of said second splint (322).

10. A dental implant positioning structure according to claim 7, wherein the limiting cylinder (360) is located above the first splint (230) and the second splint (322), and the inner side of the limiting cylinder (360) matches the outer side of the dental implant.

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