CN215994322U - One-section type platform transfer implant - Google Patents
One-section type platform transfer implant Download PDFInfo
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- CN215994322U CN215994322U CN202122431469.9U CN202122431469U CN215994322U CN 215994322 U CN215994322 U CN 215994322U CN 202122431469 U CN202122431469 U CN 202122431469U CN 215994322 U CN215994322 U CN 215994322U
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Abstract
The utility model discloses a syllogic platform shifts planting body, including planting the screw, open flutedly to the one end side of planting the screw, the other end is connected with the base station, is provided with the variable cross section screw thread section on the planting screw, the trapezoidal thread cross-section of the asymmetric structure who sets up on the variable cross section screw thread section. The utility model strengthens the connection of the dental crowns; the gum shrinkage is reduced, and the attractiveness is improved; the damage of alveolar bone in the planting process is reduced; maintains self-tapping property, improves osseointegration capability, and has planting success rate and stability.
Description
Technical Field
The utility model belongs to the technical field of tooth planting body, concretely relates to a syllogic platform shifts planting body.
Background
Most of the existing tooth implants are of a single-line structure, and one-segment implants have no platform transfer structure, which is beneficial to processing and manufacturing and has short processing period, but has the following defects:
the gingival at the top of the implant retracts to expose the abutment, which is not good for the appearance;
the single thread has long planting time and small contact area, which is not beneficial to bone union after planting, and local bone necrosis is easy to generate at the contact part of the implant and the bone structure because good bone union is not easy to generate, so that the planting operation fails and serious medical accidents can be caused seriously;
the abutment and the dental crown are connected by adopting a bonding technology, the connection is unstable, the rotation resistance cannot be good, and the strength of the artificial dental crown is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to the not enough among the above-mentioned prior art, provide a segmental type, root that have the platform to shift have cross fluting, abutment portion divide into octagonal connection structure, wholly be conical variable cross section screw thread dental implant, reduce the operation number of times and the operation and the processing degree of difficulty, solve planting cycle length, the operation number of times is many, healing time is long, processing cycle length scheduling problem.
The utility model adopts the following technical scheme:
the utility model provides a one-section type platform shifts planting body, includes the planting screw, and the one end side of planting screw is opened flutedly, and the other end is connected with the base station, is provided with variable cross section screw thread section on the planting screw, the trapezoidal thread cross-section of the asymmetric structure that sets up on the variable cross section screw thread section.
Specifically, the planting screw comprises a platform transfer surface, an arc section, a variable cross-section thread section and a bottom in sequence, the bottom is of a semicircular structure, and the groove is correspondingly formed in the side face of the joint of the variable cross-section thread section and the bottom.
Further, the width of the platform transfer surface is 1-1.5 mm, and the distance from the top of the planting screw is 2-3 mm.
Furthermore, the radius of the arc section is 40-45 mm.
Furthermore, the distance between the variable cross-section threaded section and the platform transfer surface is 1.5-2.0 mm, and the bottom sectional area of the variable cross-section threaded section is 1.2-1.5 mm2The sectional area of the top part is 0.8-1.0 mm2The included angle of the section of the trapezoidal thread is 20 degrees, and the trapezoidal thread is provided with a thread closing-in.
Specifically, the groove is of a cross structure, the width of the groove is 0.4-0.6 mm, and the depth of the groove is 4-5 mm.
Specifically, the abutment includes the crown location shoulder, and one side and the planting screw of crown location shoulder are connected, and the opposite side is connected with eight corner structures, and eight corner structures's upper portion interval is provided with the crown locating pin.
Furthermore, the dental crown positioning pin is of a strip-shaped structure.
Furthermore, the included angle of two adjacent crown positioning pins is 90 degrees, the distance between the far end of the crown positioning pin and the axis of the implant is 2-3 mm, and the radius of the fillet is 0.1-0.3 mm.
Specifically, the planting screws are 5mm, 8mm and 10mm in diameter and 10mm and 15mm in length.
Compared with the prior art, the utility model discloses following beneficial effect has at least:
the utility model relates to a one-stage platform transfer implant, which has a positioning function for the installation of the dental crown and prevents the dental crown from being installed wrongly; the implant is not easy to loosen after being planted, and simultaneously, the injury to alveolar bones is reduced; easy to heal and avoid local osteonecrosis; compared with a common one-section type implant, the gingival atrophy generated at the contact part of the gingiva and the implant can be avoided, the osseointegration of the expanded part is enhanced, the bioactivity is ensured, and meanwhile, the attractiveness is ensured.
Furthermore, the arrangement of each part of the planting screw comprehensively reduces the damage caused in the planting process, comprehensively improves the success rate and the later stability of planting, and comprehensively improves the aesthetic degree after planting.
Furthermore, the special platform transfer surface inclined at a certain angle enables the soft tissue interface to keep attractive appearance, reduces the contraction of the soft tissue and enhances bone absorption, and the platform transfer surface with a certain size can weaken the gum contraction problem caused by body expansion and improve the planting success rate and the attractive degree.
Furthermore, the special arc section reduces the damage to the alveolar bone at the deep part, reduces the risk of osteonecrosis and provides the antifriction effect for the initial stage of implantation; the arc radius is arranged, so that the influence on the attractiveness is reduced to the greatest extent, the platform transfer surface is increased, and the requirement that the size of the platform transfer surface is reduced, the gum contraction is weakened, and the bone combination is enhanced is met.
Furthermore, the special variable cross-section thread enhances the self-locking shape of the thread, is not easy to loosen after being planted, and simultaneously reduces the damage to the alveolar bone, and the gap between the thread surface and the alveolar bone prevents the alveolar bone from being damaged in the planting process; the variable cross-section thread enlarges the contact area with the alveolar bone, is easy to heal and avoids local bone necrosis; compared with a common one-section type implant, the gingival atrophy generated at the contact part of the gingiva and the implant can be avoided, the osseointegration of the expanded part is enhanced, the bioactivity is ensured, and meanwhile, the attractiveness is ensured.
Furthermore, special recess is the cruciform structure, has increased the laminating area, has kept certain self tapping nature at the screw in-process, has strengthened the osseointegration area of implant simultaneously, has promoted the osseointegration ability, and then has strengthened implantation stability and anti rotation performance.
Furthermore, the octagonal structure enhances the rotation resistance of the dental crown, and the octagonal structure can be used for screwing in the implanting screws in the implanting process; the design of the abutment increases the bonding area of the abutment and the repaired dental crown and enhances the retention of the repaired dental crown; the installation of the dental crown is limited by using the dental crown positioning shoulder as the lowest point of the dental crown installation and the dental crown positioning pin.
Furthermore, the special long-strip-shaped dental crown positioning pin is simple in shape and convenient to manufacture, the contact area of the special long-strip-shaped dental crown positioning pin and the dental crown is increased, and the manufacture of the inner side of the dental crown is simplified.
Furthermore, the two strip-shaped protrusions forming the included angle of 90 degrees play a role in positioning the installation of the dental crowns, and prevent the dental crowns from being installed wrongly.
Further, a diameter series and a length series are set according to the conditions of the implant position, the bone amount of the implant position and the like in consideration of different installation conditions.
In conclusion, the dental crown connection is enhanced by the design of the abutment of the utility model; the special platform transfer surface reduces gum contraction and improves the attractiveness; the damage of the alveolar bone in the planting process is reduced due to the design of the special thread structure; the special groove structure keeps self-tapping property and improves bone combining ability; the planting success rate and the stability are improved.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
Fig. 1 is an isometric view of the present invention;
FIG. 2 is a side view of the present invention;
fig. 3 is a bottom view of the present invention;
fig. 4 is a detailed view of the screw thread of the present invention.
Wherein: 1. a base station; 101. an octagonal structure; 102. a crown positioning pin; 103. a crown positioning shoulder; 2. planting screws; 201. a platform transfer surface; 202. a variable cross-section threaded segment; 203. a circular arc section; 204. a groove; 205. a bottom portion.
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 should be noted that when one component is considered to be "connected" to another component, it may be directly connected to the other component or several components may exist at the same time. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It should also be noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; either mechanically or electrically, and may be internal to both elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
It should be further noted that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1 and 2, the utility model discloses a one-stage platform transfer implant, including base station 1 and planting screw 2, base station 1 sets up in the one end of planting screw 2, and the other end side of planting screw 2 is opened flutedly 204.
The abutment 1 comprises an octagonal structure 101 and a dental crown positioning shoulder 103 from top to bottom in sequence, the octagonal structure 101 is arranged on one side of the dental crown positioning shoulder 103, the other side of the dental crown positioning shoulder 103 is connected with a platform transfer surface 201 of the implant screw 2, and the dental crown positioning shoulder 103 is 1mm higher than the platform transfer surface 201.
The upper portion of the octagonal structure 101 is provided with a dental crown positioning pin 102 of a long strip structure, the included angle of the dental crown positioning pin 102 is 90 degrees, the distance from the far end of the dental crown positioning pin 102 to the axis of the implant is 2.5mm, the cross section size is 1 multiplied by 1mm, and the radius of the fillet is 0.1 mm.
The planting screw 2 sequentially comprises a platform transfer surface 201, an arc section 203, a variable cross-section threaded section 202 and a bottom 205 from top to bottom, and grooves 204 are symmetrically formed in the side surface of the connection position of the variable cross-section threaded section 202 and the bottom 205.
The distance between the platform transfer surface 201 and the top of the planting screw 2 is 2-3 mm, and the width of the platform transfer surface 201 is 1-1.5 mm.
The arc section 203 is located the neck of planting screw 2, and the radius of arc section 203 is 40 ~ 45 mm.
Referring to fig. 4, the distance between the variable-cross-section threaded segment 202 and the platform transfer surface 201 is 1.5-2.0 mm, and the bottom cross-sectional area of the variable-cross-section threaded segment 202 is 1.0-1.5 mm2The sectional area of the top part is 0.8-1.0 mm2The variable cross-section thread section 202 is provided with a trapezoidal thread cross section which is of an asymmetric structure, and the included angle of the trapezoidal thread cross section is 20 degrees and is provided with a thread closing-in.
Referring to FIG. 3, the groove 204 is a cross-shaped structure, the width of the groove 204 is 0.4-0.6 mm, and the depth of the groove 204 is 4-5 mm.
The bottom 205 is a semi-circular structure.
The utility model discloses the theory of operation of a segmentation platform transfer planting body as follows:
according to the comprehensive factors such as the edentulous tooth position and alveolar bone mass of the patient, the implant diameter comprises: 5mm, 8mm, 10mm, length includes: 10mm and 15mm, and 6 types in total.
Performing operations such as drilling, tapping and the like on the edentulous alveolus of a patient by using a specific implanting tool, implanting for one time, wherein the platform transfer surface 201 is horizontal to the bone, the crown can be installed before implanting, the positioning pin 102 can distinguish the lingual side and the labial side of the crown when being installed in vitro, and the crown positioning shoulder 103 is the lowest point of the crown; the bottom groove 204 can properly increase self-tapping capability in the planting process, the planting screw 2 is screwed in by virtue of the octagonal structure 101 of the abutment 1, and the implant can be prevented from loosening after being screwed in the variable cross-section threaded section 202; under the effect of human body fluid, the titanium metal that has biological activity can carry out effectual bone with the alveolar bone and combine, strengthens the stability of planting the structure, the utility model provides a variable cross section screw thread section 202, recess 204, platform transfer face 201 can all effectively strengthen bone and combine the ability, and platform transfer face 201 can weaken the gum shrink problem that the somatic part expands and bring, improves and plants success rate and aesthetic measure, plants the superstructure of restoreing the dental crown and designs according to the base station, can establish good maintenance and location relation with the base station.
In conclusion, the one-stage platform transfer implant of the utility model can help doctors to load the implant more conveniently in the operation process; when the dental crown is installed and repaired, the tooth position and the labial lingual side do not need to be judged; the limit and the retention of the repaired dental crown can be well carried out; the special variable cross-section thread reduces the damage to the alveolar bone in the planting process, shortens the implantation time and reduces the abrasion to the alveolar bone; the special asymmetric trapezoidal section design reduces friction and stress in the implantation process, ensures certain self-locking property when screwed out, and enhances the stability of the implant; the special platform transfer surface inclined at a certain angle enables the soft tissue interface to keep attractive appearance, reduces the soft tissue contraction and enhances the bone resorption; the special cross-shaped slot increases the attaching area, keeps certain self-tapping property in the screwing-in process, simultaneously enhances the biocompatibility of the implant, enhances the bone absorption capacity, and further enhances the implantation stability and the anti-rotation performance; the special semicircular bottom structure reduces the damage to the alveolar bone in the deep position, reduces the risk of osteonecrosis and provides an antifriction effect for the initial stage of implantation.
The above contents are only for explaining the technical idea of the present invention, and the protection scope of the present invention cannot be limited thereby, and any modification made on the basis of the technical solution according to the technical idea of the present invention all fall within the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a one-stage type platform shifts planting body, its characterized in that includes planting screw (2), and open the one end side of planting screw (2) has recess (204), and the other end is connected with base station (1), is provided with variable cross section screw thread section (202) on planting screw (2), the trapezoidal thread cross-section of asymmetric structure that sets up on the variable cross section screw thread section (202).
2. The one-stage platform transfer implant according to claim 1, wherein the implant screw (2) comprises a platform transfer surface (201), a circular arc section (203), a variable cross-section threaded section (202) and a bottom (205) in sequence, the bottom (205) is a semicircular structure, and the groove (204) is correspondingly arranged on the side surface of the connection part of the variable cross-section threaded section (202) and the bottom (205).
3. The one-stage platform transfer implant according to claim 2, wherein the width of the platform transfer surface (201) is 1-1.5 mm and the distance from the top of the implant screw (2) is 2-3 mm.
4. The one-stage platform transfer implant of claim 2, wherein the radius of the circular arc segment (203) is 40-45 mm.
5. The one-stage platform transfer implant of claim 2, wherein the distance between the variable cross-section threaded section (202) and the platform transfer surface (201) is 1.5-2.0 mm, and the bottom of the variable cross-section threaded section (202)The cross-sectional area is 1.2-1.5 mm2The sectional area of the top part is 0.8-1.0 mm2The included angle of the section of the trapezoidal thread is 20 degrees, and the trapezoidal thread is provided with a thread closing-in.
6. The one-stage platform transfer implant of claim 1, wherein the grooves (204) are of a cruciform configuration, the grooves (204) having a width of 0.4-0.6 mm and a depth of 4-5 mm.
7. The one-stage platform transfer implant according to claim 1, wherein the abutment (1) comprises a crown positioning shoulder (103), one side of the crown positioning shoulder (103) is connected with the implant screw (2), the other side of the crown positioning shoulder is connected with the octagonal structure (101), and crown positioning pins (102) are arranged at intervals on the upper part of the octagonal structure (101).
8. The one-piece stage transfer implant of claim 7, wherein the crown locator pins (102) are elongated structures.
9. The one-stage platform transfer implant according to claim 7, wherein the included angle between two adjacent crown positioning pins (102) is 90 degrees, the distance between the far end of the crown positioning pin (102) and the axis of the implant is 2-3 mm, and the radius of the fillet is 0.1-0.3 mm.
10. The one-stage platform transfer implant of claim 1, characterized in that the implant screws (2) have a diameter of 5mm, 8mm and 10mm and a length of 10mm and 15 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122431469.9U CN215994322U (en) | 2021-10-09 | 2021-10-09 | One-section type platform transfer implant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122431469.9U CN215994322U (en) | 2021-10-09 | 2021-10-09 | One-section type platform transfer implant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215994322U true CN215994322U (en) | 2022-03-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122431469.9U Active CN215994322U (en) | 2021-10-09 | 2021-10-09 | One-section type platform transfer implant |
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| Country | Link |
|---|---|
| CN (1) | CN215994322U (en) |
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2021
- 2021-10-09 CN CN202122431469.9U patent/CN215994322U/en active Active
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