CN107374759B - Dental implant stable connection device and method - Google Patents
Dental implant stable connection device and method Download PDFInfo
- Publication number
- CN107374759B CN107374759B CN201710589739.4A CN201710589739A CN107374759B CN 107374759 B CN107374759 B CN 107374759B CN 201710589739 A CN201710589739 A CN 201710589739A CN 107374759 B CN107374759 B CN 107374759B
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- CN
- China
- Prior art keywords
- screw
- jaw
- reed
- hole
- opening
- Prior art date
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- 239000004053 dental implant Substances 0.000 title claims abstract description 10
- 238000000034 method Methods 0.000 title abstract description 8
- 235000014676 Phragmites communis Nutrition 0.000 claims abstract description 52
- 239000003292 glue Substances 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 239000007943 implant Substances 0.000 claims description 20
- 230000000087 stabilizing effect Effects 0.000 claims description 2
- 210000000988 bone and bone Anatomy 0.000 abstract description 12
- 230000007797 corrosion Effects 0.000 abstract description 3
- 238000005260 corrosion Methods 0.000 abstract description 3
- 241000894006 Bacteria Species 0.000 abstract description 2
- 238000005553 drilling Methods 0.000 description 2
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000001055 chewing effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000010794 food waste Substances 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C8/00—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools
- A61C8/0018—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools characterised by the shape
- A61C8/0037—Details of the shape
- A61C8/0042—Details of the shape consisting of two halves
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C8/00—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools
- A61C8/0048—Connecting the upper structure to the implant, e.g. bridging bars
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C8/00—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools
- A61C8/0048—Connecting the upper structure to the implant, e.g. bridging bars
- A61C8/005—Connecting devices for joining an upper structure with an implant member, e.g. spacers
- A61C8/0074—Connecting devices for joining an upper structure with an implant member, e.g. spacers with external threads
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C8/00—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools
- A61C8/0048—Connecting the upper structure to the implant, e.g. bridging bars
- A61C8/0075—Implant heads specially designed for receiving an upper structure
Landscapes
- Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Dentistry (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Dental Prosthetics (AREA)
Abstract
The invention discloses a dental implant stable connecting device and a dental implant stable connecting method, wherein a stepped through hole with a step surface is formed in a connecting base station, and the aperture at the step surface is reduced; the planting screw and the connecting base are firmly connected, looseness is avoided, the external thread part of the planting screw is screwed into an alveolar bone, the head part of the planting screw is connected with the three-jaw reed, the three-jaw reed is in interference fit with the inner wall of the stepped through hole, the planting screw is downwards fastened by the three-jaw reed, the connecting screw is clamped in the opening of the three-jaw reed, the connecting screw forces the opening of the three-jaw reed to be opened, the three-jaw reed is more closely attached to the inner wall of the transferring base, and the connection between the planting screw and the connecting base is more stable. The gaps in the step through holes are filled with temporary sealing glue, so that all parts are sealed inside the step through holes, and corrosion and bacteria generation cannot occur.
Description
Technical Field
The invention relates to the technical field of tooth implantation, in particular to a dental implant stable connection device and a dental implant stable connection method.
Background
The implant comprises an implant screw, a connecting base and a false tooth, wherein the implant screw is screwed into an alveolar bone and finally fused with the alveolar bone, so that a stable and firm foundation is provided for the installation of teeth. However, in reality, cases of loosening and falling of the implant often occur, one of the reasons is that taper positioning is adopted for connection of the connection base and the implant screw, for example, the application number is 201220175506.2, the invention is a structure of a dental implant fixing and connecting device, wherein the connection base and the implant screw are in conical surface contact, the contact area of the conical surface is not large, in long-term postoperative recovery, connection can be loosened due to food chewing, sharp corners are formed on the outer contours of the connection base and the implant screw, dirt such as food residues is easily accumulated in the connection base, the implant is easily corroded, and the cleaning is difficult; the connection base is in conical surface contact with the connection screw, and when the connection base is loosened upwards, the connection base is easy to loosen from the planting screw and the connection screw.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a dental implant stable connecting device and a connecting method aiming at the defects of the prior art.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a firm connecting device of implant, includes connection base and planting screw, and the connection base is inside to be seted up the ladder through-hole that has a step face, and step face department aperture reduces; the planting screw comprises a head, a polish rod part and an external thread part, wherein the head is positioned in the stepped through hole and arranged on the step surface, the step surface limits the downward movement of the planting screw, and the lower end surface of the polish rod part is flush with the lower end surface of the connecting base; the bayonet is arranged at the head, a fastener is clamped in the bayonet, a threaded hole is formed in the fastener, a three-jaw reed is fixedly connected to the top of the fastener, interference fit is formed between the three-jaw reed and the inner wall of the stepped through hole, an opening is formed in the top of the three-jaw reed, a connecting screw penetrates through the opening of the three-jaw reed and is connected with the threaded hole in the fastener, the head of the connecting screw is located in the opening of the three-jaw reed, and the diameter of the head of the connecting screw is larger than the caliber of the opening.
Preferably, the three-jaw reed comprises a bottom ring and three curved clamping jaws, one end of each clamping jaw is fixedly connected with the bottom ring, and the other end of each clamping jaw is enclosed to form an opening of the three-jaw reed.
Further preferably, the bottom ring of the three-jaw reed is welded to the top of the fastener.
The lower end face of the polish rod part of the planting screw is flush with the lower end face of the connecting base, temporary sealing glue is filled in a gap between the polish rod part and the inner wall of the connecting base, temporary sealing glue is filled in gaps between the inside of the stepped through hole and the head of the planting screw and between the fastening piece and the three-jaw reed, and the connecting screw, the three-jaw reed, the fastening piece and the planting screw are sealed inside the stepped through hole from the top of the stepped through hole. The external thread part below the polish rod part of the implant screw is screwed in the alveolar bone.
A method for firmly connecting implant teeth, which is characterized in that: the method comprises the following steps:
the first step, arranging the planting screw in the connection base, arranging the head of the planting screw on the step surface in the connection base, and enabling the lower end surface of the polish rod of the planting screw to be flush with the lower end surface of the connection base; drilling holes on the alveolar bone to form connecting holes matched with the external thread parts of the implant screws, and fixedly connecting the implant screws with the alveolar bone;
the second step, fixedly connecting the three-jaw reed to the top of the fastener, arranging the fastener in the connecting base station, and clamping the tail of the fastener in the bayonet of the head of the planting screw;
thirdly, arranging a connecting screw in the connecting base, enabling the connecting screw to penetrate through the three-jaw reed to be in threaded connection with the fastener, enabling the head of the connecting screw to be located in an opening of the three-jaw reed and in threaded connection with the opening of the three-jaw reed;
fourthly, filling temporary sealing glue in the connecting base station;
and fifthly, after the connecting device is firmly combined with the alveolar bone, fixing the implant on the connecting base.
After the structure is adopted, the invention has the following technical effects:
the planting screw and the connecting base are firmly connected, looseness is avoided, the external thread part of the planting screw is screwed into an alveolar bone, the head part of the planting screw is connected with the three-jaw reed, the three-jaw reed is in interference fit with the inner wall of the stepped through hole, the planting screw is downwards fastened by the three-jaw reed, the connecting screw is clamped in the opening of the three-jaw reed, the connecting screw forces the opening of the three-jaw reed to be opened, the three-jaw reed is more closely attached to the inner wall of the transferring base, and the connection between the planting screw and the connecting base is more stable. The gaps in the step through holes are filled with temporary sealing glue, so that all parts are sealed inside the step through holes, and corrosion and bacteria generation cannot occur.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of a three-jaw reed.
Detailed Description
The invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the invention and therefore show only the structures which are relevant to the invention.
As shown in fig. 1, the dental implant stabilizing connection device comprises a connection base 2 and a implant screw 5, wherein a stepped through hole 20 with a stepped surface 21 is formed in the connection base 2, and the aperture at the stepped surface 21 is reduced; the planting screw 5 comprises a head 50, a polish rod part 51 and an external thread part 52, wherein the head 50 is positioned in the stepped through hole 20 and is arranged on the step surface 21, the step surface 21 limits the downward movement of the planting screw 5, and the lower end surface of the polish rod part 51 is flush with the lower end surface of the connection base 2; the external thread portion is screwed into the alveolar bone, and the head portion restricts upward loosening of the connection base.
The top of planting screw is restricted its to be upwards not hard up by a set of mechanism, and the bayonet socket has been seted up to planting screw's head 50, and the joint has fastener 4 in the bayonet socket, and the screw hole has been seted up to fastener 4 inside, and fastener 4 top fixedly connected with three-jaw reed 3, is interference fit between three-jaw reed 3 and the ladder through-hole 20 inner wall, and the roughness of three-jaw reed's outer wall is big, increases the friction with the transfer abutment inner wall.
As shown in fig. 2, the three-jaw reed 3 comprises a bottom ring and three curved clamping jaws, one end of each clamping jaw is fixedly connected with the bottom ring, the other end of each clamping jaw is enclosed to form an opening of the three-jaw reed 3, and the bottom ring of the three-jaw reed 3 is welded with the top of the fastening piece 4.
In order to keep the three-jaw reed tightly attached to the inner wall of the transfer base all the time, the connecting screw 1 passes through the opening of the three-jaw reed 3 and is connected with the threaded hole in the fastener 4, the head of the connecting screw 1 is positioned in the opening of the three-jaw reed 3, the diameter of the head of the connecting screw 1 is larger than the caliber of the opening, and the connecting screw forces the opening of the three-jaw reed to be in a stretching state all the time.
The parts are made of corrosion-resistant titanium alloy materials.
The parts inside the stepped through hole are prevented from being corroded, temporary sealing glue is filled inside the stepped through hole, and the connecting screw, the three-jaw reed, the fastening piece and the planting screw are sealed inside the stepped through hole from the top of the stepped through hole.
A method for firmly connecting implant teeth, comprising the following steps:
firstly, arranging the planting screw 5 in the connection base 2, arranging the head 50 of the planting screw 5 on the step surface 21 in the connection base 2, and enabling the lower end surface of the polish rod 51 of the planting screw 5 to be flush with the lower end surface of the connection base 2; drilling holes in the alveolar bone to form a connecting hole matched with the external thread part 52 of the implant screw 5, and fixedly connecting the implant screw 5 with the alveolar bone;
secondly, fixedly connecting the three-jaw reed 3 to the top of the fastening piece 4, arranging the fastening piece 4 in the connecting base 2, and clamping the tail part of the fastening piece 4 in the bayonet of the head part 50 of the planting screw;
thirdly, arranging the connecting screw 1 in the connecting base 2, enabling the connecting screw 1 to penetrate through the three-jaw reed 3 to be in threaded connection with the fastener 4, enabling the head of the connecting screw 1 to be positioned in an opening of the three-jaw reed 3 and be in threaded connection with the opening of the three-jaw reed 3;
fourthly, filling temporary sealing glue in the connecting base station 2;
and fifthly, after the connecting device is firmly combined with the alveolar bone, fixing the implant on the connecting base 2.
With the above-described preferred embodiments according to the present invention as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present invention. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.
Claims (2)
1. A firm connecting device of implant, its characterized in that: the device comprises a connection base (2) and planting screws (5), wherein a stepped through hole (20) with a stepped surface (21) is formed in the connection base (2), and the aperture at the stepped surface (21) is reduced; the planting screw (5) comprises a head (50), a polish rod part (51) and an external thread part (52), wherein the head (50) is positioned in the stepped through hole (20) and is arranged on the step surface (21), the step surface (21) limits the downward movement of the planting screw (5), and the lower end surface of the polish rod part (51) is flush with the lower end surface of the connecting base (2); the head (50) is provided with a bayonet, a fastener (4) is clamped in the bayonet, a threaded hole is formed in the fastener (4), a three-jaw reed (3) is fixedly connected to the top of the fastener (4), the three-jaw reed (3) is in interference fit with the inner wall of the stepped through hole (20), the top of the three-jaw reed (3) is provided with an opening, threads are formed in the inner wall of the opening, a connecting screw (1) penetrates through the opening of the three-jaw reed (3) to be connected with the threaded hole in the fastener (4), the head of the connecting screw (1) is positioned in the opening of the three-jaw reed (3) and is in threaded connection with the opening of the three-jaw reed (3), and the diameter of the head of the connecting screw (1) is larger than the caliber of the opening; the three-jaw reed (3) comprises a bottom ring and three curved clamping jaws, one end of each clamping jaw is fixedly connected with the bottom ring, and the other end of each clamping jaw is enclosed to form an opening of the three-jaw reed (3); the bottom ring of the three-jaw reed (3) is welded with the top of the fastener (4).
2. The dental implant stabilizing connection device according to claim 1, wherein: the inside of the step through hole (20) is filled with temporary sealing glue, and the connecting screw (1), the three-jaw reed (3), the fastening piece (4) and the planting screw (5) are sealed inside the step through hole (20) from the top of the step through hole (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710589739.4A CN107374759B (en) | 2017-07-19 | 2017-07-19 | Dental implant stable connection device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710589739.4A CN107374759B (en) | 2017-07-19 | 2017-07-19 | Dental implant stable connection device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107374759A CN107374759A (en) | 2017-11-24 |
| CN107374759B true CN107374759B (en) | 2024-02-13 |
Family
ID=60339304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710589739.4A Active CN107374759B (en) | 2017-07-19 | 2017-07-19 | Dental implant stable connection device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107374759B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09135851A (en) * | 1995-11-15 | 1997-05-27 | Ishifuku Metal Ind Co Ltd | Artificial root of tooth |
| US5733122A (en) * | 1995-05-31 | 1998-03-31 | Gordon; Basil | Dental implant attachment assembly including device and method for resisting loosening of attachment |
| JP2006271767A (en) * | 2005-03-30 | 2006-10-12 | Gc Corp | Magnetic attachment for dental implant |
| JP2014168592A (en) * | 2013-03-04 | 2014-09-18 | Akira Takebayashi | Dental implant, and abutment, fastening screw, and loosening-prevention screw for use in dental implant |
| WO2015064814A1 (en) * | 2013-11-04 | 2015-05-07 | (주)예스바이오테크 | Screw for implant |
| CN208301744U (en) * | 2017-07-19 | 2019-01-01 | 南京市口腔医院 | A kind of tooth-implanting is bonded device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7300282B2 (en) * | 2004-07-16 | 2007-11-27 | Sapian Schubert L | Biofunctional dental implant |
-
2017
- 2017-07-19 CN CN201710589739.4A patent/CN107374759B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5733122A (en) * | 1995-05-31 | 1998-03-31 | Gordon; Basil | Dental implant attachment assembly including device and method for resisting loosening of attachment |
| JPH09135851A (en) * | 1995-11-15 | 1997-05-27 | Ishifuku Metal Ind Co Ltd | Artificial root of tooth |
| JP2006271767A (en) * | 2005-03-30 | 2006-10-12 | Gc Corp | Magnetic attachment for dental implant |
| JP2014168592A (en) * | 2013-03-04 | 2014-09-18 | Akira Takebayashi | Dental implant, and abutment, fastening screw, and loosening-prevention screw for use in dental implant |
| WO2015064814A1 (en) * | 2013-11-04 | 2015-05-07 | (주)예스바이오테크 | Screw for implant |
| CN208301744U (en) * | 2017-07-19 | 2019-01-01 | 南京市口腔医院 | A kind of tooth-implanting is bonded device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107374759A (en) | 2017-11-24 |
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