CN214259506U

CN214259506U - Scanning rod

Info

Publication number: CN214259506U
Application number: CN202022780798.XU
Authority: CN
Inventors: 王五星; 司宽
Original assignee: Guangdong Ante Dental Co ltd
Current assignee: Guangdong Ante Dental Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-09-24
Anticipated expiration: 2030-11-26

Abstract

The utility model discloses a scanning rod includes the connection section body and the scanning section body. Wherein the connecting section body is used for being connected with the oral implant; the scanning section body with linkage segment body coupling, the scanning section body is equipped with first locating area and second locating area, first locating area is kept away from the linkage segment body sets up, the second locating area is located the linkage segment body with between the first locating area, the second locating area with first locating area is connected and is the contained angle setting. The utility model discloses technical scheme aims at improving the scanning precision of scanning rod, promotes the size precision of base station, improves and plants prosthetic quality.

Description

Scanning rod

Technical Field

The utility model relates to an oral planting technical field, in particular to scanning rod.

Background

The malong bridge (greenling) is an artificial tooth planting and repairing structure, and the missing teeth are filled in order in an artificial tooth mode in a bridging mode. The mode of planting tooth that the root of bridge of horse used, fix a plurality of implants in the alveolar bone in the oral cavity earlier, then establish the base station on a plurality of implants, build the bridge of horse and be fixed in on the base station, glue the structure of gluing the dental crown on the bridge of horse at last.

Wherein, in the whole planting process, the intraoral scanning rod is a vital component in the process of manufacturing the CAD/CAM personalized planting abutment. The intraoral scanning rod is mainly used for scanning the position and the direction of the implant in the oral cavity in a model scanner or an intraoral scanner, data information of the position and the direction of the implant in the oral cavity can be obtained by scanning the intraoral scanning rod, and the obtained data information is matched with the implant in design software and a model in a Marlon bridge database to obtain information of the abutment, so that personalized repair is completed. In order to ensure the fixing reliability of the bridge, the bridge structure and the base station are in interference fit, and the connection mode has high requirement on the precision of the scanning rod. However, the scan bar in the related art has a simple structure with only one positioning region. So, make the scanning precision of sweeping the face pole low, it is big to cause the dimensional error of base station easily, finally leads to the bridge fixed part reliable, the condition such as stick-up appears even, seriously influences the quality of planting restoration.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a scanning rod aims at improving scanning rod's scanning precision, obtains the high base station size of precision, improves and plants prosthetic quality.

In order to achieve the above object, the utility model provides a scanning rod includes:

a connecting segment body for connecting with an oral implant; and

the scanning section body, the scanning section body with linkage segment body coupling, the scanning section body is equipped with first locating area and second locating area, first locating area is kept away from the linkage segment body sets up, the second locating area is located the linkage segment body with between the first locating area, the second locating area with first locating area is connected and is the contained angle setting.

In an embodiment of the present invention, the first positioning area is a plane, and when the scanning rod is connected to the oral implant, the first positioning area is a horizontal position.

The utility model discloses an in the embodiment, the second locating area has a plurality of identification face, and is a plurality of the identification face connects gradually and encloses to close and form polygonized structure, and each the edge of identification face all with first locating area connects.

In an embodiment of the present invention, each of the mark surfaces and the first positioning area have a right angle.

In an embodiment of the present invention, the second positioning area includes:

the two first identification surfaces are arranged oppositely;

the two second identification surfaces are arranged oppositely, and one second identification surface is arranged adjacent to one first identification surface;

the two third identification surfaces are arranged oppositely, and one third identification surface is arranged adjacent to one second identification surface; and

two fourth identification surfaces, two the fourth identification surface sets up relatively, one the fourth identification surface with one the third identification surface sets up adjacently, and one the fourth identification surface still with one the first identification surface sets up adjacently.

In an embodiment of the present invention, the area of the first identification surface is defined as S1, the area of the second identification surface is S2, the area of the third identification surface is S3, the area of the fourth identification surface is S4, and the following conditions are satisfied: s1 > S2 > S3 ═ S4.

In an embodiment of the present invention, the scanning segment further includes a third positioning area, and the third positioning area is connected to the connecting segment and the second positioning area respectively, and is disposed in parallel to the first positioning area.

In an embodiment of the present invention, two of the first identification surfaces are far away from the edge of the first positioning area and connected to the third positioning area.

The utility model discloses an in the embodiment, the connecting segment body is including spacing section and the grafting section that is connected, spacing section with the scanning segment body coupling, the cross-sectional area of grafting section certainly the scanning segment body to the grafting section reduces step by step.

In an embodiment of the present invention, the end surface of the insertion section is further provided with a mounting hole for a fastener to pass through so as to connect the connection section to the oral implant.

The utility model discloses scanning rod among the technical scheme is including the phase connection section body and the scanning section body. Wherein, the connecting section body is used for being connected with the oral implant. The scanning section body is equipped with the first locating area and the second locating area that are connected and be the angle setting, and when the scanning rod was used for the oral cavity scanning, the connection of the connecting section body of scanning rod was fixed in oral implant, then scanned the scanning section body of scanning rod through oral scanner. Because the scanning section body is equipped with first locating area and the second locating area that is connected and is the angle setting, each other is first locating area and the second locating area that the contained angle set up at oral cavity scanner through the scanning, can discern according to each region of the position to oral cavity planting body and the direction of these two locating areas, thereby obtain more complete and more accurate oral cavity planting body's data, so, can make the high base station of size accuracy according to this data, and then improve base station and marangqiao cooperation precision, thereby promote and plant prosthetic quality.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of a scanning rod of the present invention;

FIG. 2 is a front view of the scan shaft of FIG. 1;

FIG. 3 is a top view of the scan shaft of FIG. 2;

fig. 4 is a cross-sectional view of the scan shaft of fig. 2.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				100	Scanning rod	33	Second location area
10	Connecting segment	331	First identification surface
				11	Spacing section	333	Second identification surface
13	Plug-in section	335	Third identification surface
				15	Mounting hole	337	Fourth label surface
30	Scanning segment	35	Third location area
				31	A first location area

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is to include three juxtapositions, exemplified by "A and/or B," including either the A or B arrangement, or both A and B satisfied arrangement. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a scanning rod 100.

Referring to fig. 1 to 4, in an embodiment of the present invention, a scan bar 100 includes:

a connecting segment body 10, wherein the connecting segment body 10 is used for connecting with an oral implant (not shown); and

the scanning section body 30, the scanning section body 30 with the connection section body 10 is connected, the scanning section body 30 is equipped with first locating area 31 and second locating area 33, first locating area 31 is kept away from the connection section body 10 sets up, second locating area 33 is located the connection section body 10 with between the first locating area 31, second locating area 33 with first locating area 31 is connected and is the contained angle setting.

The utility model discloses scanning rod 100 among the technical scheme is including the phase connection segment body 10 and the scanning segment body 30. Wherein the connecting segment 10 is used for connecting with an oral implant. The scanning segment 30 is provided with a first positioning area 31 and a second positioning area 33 which are connected and arranged at an angle, when the scanning rod 100 is used for oral cavity scanning, the connecting segment 10 of the scanning rod 100 is connected and fixed on an oral implant, and then the scanning segment 30 of the scanning rod 100 is scanned by an oral scanner. Because the scanning section body 30 is equipped with the first locating area 31 and the second locating area 33 that are connected and be the angle setting, each other is the first locating area 31 and the second locating area 33 that the contained angle set up at oral cavity scanner through the scanning, can discern the position of oral cavity planting body and each region of direction according to these two locating areas, thereby obtain more complete and more accurate oral cavity planting body's data, so, can make the high base station of size accuracy (not shown) according to this data, and then improve base station and horse bridge (not shown) cooperation precision, thereby promote the prosthetic quality of planting.

It should be noted that, the scanning segment body 30 and the connecting segment body 10 are an integral structure, and the scanning rod 100 is made of a metal material, so that the scanning rod has high strength and good processing performance, and can be formed by turning or grinding to reduce the processing error of the scanning rod 100 and ensure the accuracy requirement of the scanning rod 100. The first positioning area 31 and the second positioning area 33 which are arranged on the scanning segment body 30 are arranged in an angle mode, positioning areas with different angles can be provided for a scanner to serve as reference bases, so that more accurate intra-oral environment data can be obtained, more accurate base station size can be calculated in software, and manufacturing accuracy of the base station is improved. It is understood that the included angle between the first positioning region 31 and the second positioning region 33 may be an acute angle, a right angle, an obtuse angle, or the like, and is not limited herein.

Referring to fig. 1 to 4, in an embodiment of the present invention, the first positioning area 31 is a plane, and when the scanning rod 100 is connected to the oral implant, the first positioning area 31 is a horizontal arrangement.

The utility model discloses in the technical scheme of an embodiment, first locating area 31 be the plane setting to, first locating area 31 has only a plane. Moreover, after the scanning rod 100 is connected with the oral implant, the first positioning area 31 is arranged in a horizontal plane, so that the first positioning area 31 can form a standard plane, and data of the position and the angle of each position in the oral cavity relative to the first positioning area 31 can be acquired by taking the plane where the first positioning area 31 is located as a reference, so that the calculation amount of software is reduced, and the calculation efficiency of the software is improved.

Referring to fig. 1 to 4, in an embodiment of the present invention, the second positioning area 33 has a plurality of identification surfaces, and the identification surfaces are connected in sequence and enclose to form a polygonal structure, and each of the edges of the identification surfaces is connected to the first positioning area 31.

The utility model discloses an among the technical scheme of an embodiment, second locating area 33 is provided with a plurality of identification faces to, the side of each identification face all is connected with first locating area 31. That is, the first positioning region 31 is an end portion of the scanning segment body 30, and the plurality of mark surfaces of the second positioning region 33 surround the side wall of the scanning segment body 30. Therefore, the included angle between each identification surface and the first positioning area 31 in the technical solution of the embodiment of the present application can be set as a right angle. Through being provided with a plurality of identification surfaces at second locating area 33, can make scanning rod 100 have a plurality of reference surfaces at scanning second locating area 33, further promote the precision of the data that the scanner obtained to the size precision of group's preparation base station has been promoted, the quality of further promotion oral implantation. It should be noted that the projection of the cross section of the second positioning region 33 is a polygon, which may be a quadrangle, a pentagon, a hexagon, an octagon, a dodecagon, etc., and is not limited herein.

Referring to fig. 1 to 4, in an embodiment of the present invention, the second positioning area 33 includes:

the two first identification surfaces 331 are arranged oppositely;

two second identification surfaces 333, wherein the two second identification surfaces 333 are arranged oppositely, and one second identification surface 333 is arranged adjacent to one first identification surface 331;

two third identification surfaces 335, wherein the two third identification surfaces 335 are arranged oppositely, and one third identification surface 335 is arranged adjacent to one second identification surface 333; and

two fourth identification surfaces 337, two fourth identification surfaces 337 are arranged oppositely, one fourth identification surface 337 is arranged adjacent to one third identification surface 335, and one fourth identification surface 337 is also arranged adjacent to one first identification surface 331.

In the technical solution of an embodiment of the present invention, the projection of the cross section of the second positioning area 33 is an octagon, and defines the area of the first identification surface 331 is S1, the area of the second identification surface 333 is S2, the area of the third identification surface 335 is S3, the area of the fourth identification surface 337 is S4, and the following conditions are satisfied: s1 > S2 > S3 ═ S4. The octagon has an axisymmetric shape because the two first identification surfaces 331 have the same shape and area, the two second identification surfaces 333 have the same shape and area, the two third identification surfaces 335 have the same shape and area, and the two fourth identification surfaces 337 have the same shape and area. Therefore, the positioning progress can be further improved, the calculation amount of software can be reduced, and the size precision is improved.

Referring to fig. 1 to 4, in an embodiment of the present invention, the scanning segment 30 further includes a third positioning region 35, and the third positioning region 35 is connected to the connecting segment 10 and the second positioning region 33, and is parallel to the first positioning region 31.

In the technical solution of an embodiment of the present invention, the third positioning area 35 is connected to the connecting segment 10. The third positioning region 35 is also arranged in a plane, like the first positioning region 31. And, the third positioning area 35 is set up for the bottom of scanning segment body 30, and every face in the second positioning area 33 all is the right angle setting with the contained angle of third positioning area 35. Through setting up third locating area 35, increased the reference plane, further promoted the scanning precision of scanner, promoted the dimensional accuracy of the base station of making, further promoted the precision of planting. It should be noted that the third positioning region 35 is connected to the edges of the two first identification surfaces 331 away from the first positioning region 31, so as to further improve the positioning accuracy.

Referring to fig. 1 to 4, in an embodiment of the present invention, the connection segment body 10 includes a connected limiting segment 11 and an insertion segment 13, the limiting segment 11 is connected to the scanning segment body 30, and the cross-sectional area of the insertion segment 13 decreases from the scanning segment body 30 to the insertion segment 13 step by step.

The utility model discloses an among the technical scheme of an embodiment, the linkage segment body 10 is cylindrical or conical structure to in convenient linkage end physical stamina inserts fast to the oral cavity planting body, realize with the high-speed joint of oral cavity planting body. Further, the insertion section 13 is substantially a conical structure, and the conical structure has a guiding function in the connection process, so that the connection efficiency between the scanning rod 100 and the implant can be further improved. Illustratively, the end of the scanning rod 100 is further provided with a mounting hole 15, and the mounting hole 15 is disposed through both ends of the scanning rod 100, so that a fastener can pass through the mounting hole 15 to be fixedly connected with the oral implant. It should be noted that the fastening member may be a screw to improve the reliability of the connection of the scan shaft 100 to the oral implant.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A scan bar, comprising:

a connecting segment body for connecting with an oral implant; and

2. The scanning rod of claim 1, wherein said first positioning region is disposed in a planar configuration, and wherein said first positioning region is disposed horizontally when said scanning rod is coupled to said oral implant.

3. The scan bar of claim 2, wherein said second positioning region has a plurality of identification surfaces, said plurality of identification surfaces are connected in sequence and form a polygonal structure, and the edge of each of said identification surfaces is connected to said first positioning region.

4. The scan bar of claim 3, wherein each of said marking surfaces is oriented at a right angle to said first registration area.

5. The scan bar of claim 3, wherein said second positioning region comprises:

the two first identification surfaces are arranged oppositely;

6. The scan bar of claim 5, wherein the first marker face is defined to have an area of S1, the second marker face is defined to have an area of S2, the third marker face is defined to have an area of S3, and the fourth marker face is defined to have an area of S4, with the proviso that: s1 > S2 > S3 ═ S4.

7. The scan bar of claim 5, wherein said scan segment body further comprises a third positioning region, said third positioning region being connected to said connecting segment body and said second positioning region, respectively, and being disposed parallel to said first positioning region.

8. The scan bar of claim 7, wherein two edges of said first label surface distal from said first registration area are connected to said third registration area.

9. The scan bar of any one of claims 1 to 8, wherein the connecting segment body comprises a limiting segment and an inserting segment which are connected, the limiting segment is connected with the scanning segment body, and the cross-sectional area of the inserting segment is gradually reduced from the scanning segment body to the inserting segment.

10. The scan bar of claim 9, wherein the end surface of the insertion section further has a mounting hole for a fastener to pass through to connect the connecting section to the oral implant.