CN102697570B - Dental implant - Google Patents
Dental implant Download PDFInfo
- Publication number
- CN102697570B CN102697570B CN201210199027.9A CN201210199027A CN102697570B CN 102697570 B CN102697570 B CN 102697570B CN 201210199027 A CN201210199027 A CN 201210199027A CN 102697570 B CN102697570 B CN 102697570B
- Authority
- CN
- China
- Prior art keywords
- tooth
- matrix
- screw thread
- tapping screw
- helical edges
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Dental Prosthetics (AREA)
Abstract
The invention discloses a dental implant, which comprises a dental implant matrix with self-tapping threads at the periphery and a dental implant abutment which is arranged at the upper end of the dental implant matrix and is connected with the dental implant matrix, wherein the outer surface of the dental implant matrix is provided with at least two spiral blade grooves which can be screwed into jaws of human bodies conveniently. The dental implant is simple in structure, reasonable in design and convenient to use and operate, the dental implant can be installed effectively, is stable for a long time and difficult to loosen after being implanted into the jaws of the human bodies, high in coalescence and quick in rehabilitation after operations.
Description
Technical field
The invention belongs to Clinical mouth medicine technology field, especially relate to the tooth implant in a kind of implant into body jawbone.
Background technology
Anodontia is mankind's commonly encountered diseases and frequently-occurring disease, according to statistics, has nearly 2,000,000,000 people to suffer from various odontopathy in the present whole world 6,500,000,000 population, and tooth, agomphosis and all kinds of dental patient lose just more than 3.7 hundred million people in China.The Third National oral health epidemiological survey result display that Ministry of Public Health in 2007 carries out, it is 11 that China's more than 50 years old people's group mean loses tooth number, and the whole absence of tooth of over-65s crowd is up to 30%.As the revolutionary advancement that anodontia is repaired, Dental implantion technology revolutionizes theory and the pattern of traditional oral reparation, obtains good therapeutic effect clinically.Tooth-implanting operation price more expensive (being 2.5 times that tradition is had a denture made) compared with traditional method for inserting false teeth (dentures repai), but tooth implant can use all the life, and beautiful and comfortable, and artificial tooth needs to safeguard and reform.2010 are only China just has 200,000 people to have employed the Therapeutic Method of this advanced person, and Korea S and Brazil have reached 1,000,000 people all, in recent years this quantity also by with 30% ~ 40% speed increment.Implantation body's overwhelming majority of current domestic clinical practice is by external import, and the jaw structure mainly with west ethnic group is characterized as basis research and development, can not adapt to the Dentofacial structure of China patient, have impact on final repairing effect.
Tooth implant can be divided into according to profile the special-shaped tooth implant of cylindric tooth implant, screw-like tooth implant and compound etc., the mentality of designing of all tooth implants and technical specification mainly clinical operation easy to operate, engage, post surgery stabilization, good biocompatibility, bone cell growth are fast.In order to the stability of the binding ability and implantation body that improve implantation body and jawbone, scholar has done a lot of research at the surface topography of implantation body and face coat, by changing implant surface pattern, improve interface stability, bone contact ratio, but have significant impact by the process of implant surface process coating to biocompatibility and growth rate, engage bone and post surgery stabilization etc. acts on really few.For this reason, improve and design operation technique convenient, engage, tooth implant that post surgery stabilization is good is extremely important.
Summary of the invention
The object of the invention is to overcome above-mentioned deficiency of the prior art, a kind of tooth implant is provided, its structure is simple, reasonable in design and use easy to operate, effectively can complete by force the installation of tooth implant, and long-term stability not easily loosens after keeping implant into body jawbone, engage, post-operative recovery is good simultaneously.
For achieving the above object, the technical solution used in the present invention is: a kind of tooth implant, comprise tooth kind matrix that periphery has a tapping screw thread and be arranged on tooth kind matrix upper end and the tooth kind base station be connected with tooth kind matrix phase, it is characterized in that: the outer surface of described tooth kind matrix has is convenient to the helical edges groove that it screws in human body jawbone, and the quantity of described helical edges groove is at least twice.
Above-mentioned a kind of tooth implant, is characterized in that: the shape of cross section of described helical edges groove is arc-shaped, and the cross sectional radius R of described helical edges groove is 0.4mm ~ 0.8mm.
Above-mentioned a kind of tooth implant, is characterized in that: described helical edges groove projected length L is in the horizontal plane 4mm ~ 10mm.
Above-mentioned a kind of tooth implant, is characterized in that: described tooth kind matrix is threaded circular column tooth kind matrix, threaded circular taper tooth kind matrix or upper end be threaded circular column lower end is screw thread cone shape combination tooth kind matrix.
Above-mentioned a kind of tooth implant, is characterized in that: described tooth kind matrix is threaded circular column tooth kind matrix, and the described cross-sectional diameter of tooth kind matrix is directly proportional to the cross sectional radius R of helical edges groove, and the cross-sectional diameter of described tooth kind matrix is 3.1mm ~ 6.5mm.
Above-mentioned a kind of tooth implant, it is characterized in that: described tapping screw thread is triangle thread or trapezoidal thread, the number of degrees of the thread form angle α of described tapping screw thread are 5 ° ~ 25 °, the working depth h of described tapping screw thread is 0.2mm ~ 0.6mm, and the lead angle of described tapping screw thread is 15 ° ~ 75 °.Whether please contrast figure sees correct.
Above-mentioned a kind of tooth implant, is characterized in that: the thread form height H of described tapping screw thread is greater than 0.5mm, and the thread form height H that the cross sectional radius R of described helical edges groove is greater than tapping screw thread is 0.1mm ~ 0.2mm.
Above-mentioned a kind of tooth implant, is characterized in that: the thread form height H of described tapping screw thread is not more than 0.5mm, and the cross sectional radius R of described helical edges groove equals the thread form height H of tapping screw thread.
Above-mentioned a kind of tooth implant, is characterized in that: the length of described tooth kind matrix is 6mm ~ 12.2mm, and the total length of described tooth kind matrix and tooth kind base station is 8mm ~ 14mm.
Above-mentioned a kind of tooth implant, is characterized in that: described tooth kind base station is hollow positive hexagonal prism, and the central upper portion of described tooth kind matrix is provided with the binding thread being convenient to be connected with baking-ceramic tooth, described tooth kind base station and tooth kind matrix one-body molded.
The present invention compared with prior art has the following advantages:
1, structure is simple, reasonable in design and clinical manipulation is easy.
2, the present invention has at the outer surface of tooth kind matrix and is convenient to the helical edges groove that it screws in human body jawbone, helical edges groove can along with tooth kind matrix rotates in operation installation process, helical edges groove can stressed generation continuous cutting effect gradually from the bottom to top, is convenient to tooth kind matrix and screws in; Because the quantity of helical edges groove is at least twice, making tooth kind matrix uniform force when rotating installation, namely correcting effect being played to the installation of tooth kind matrix.Therefore, the setting of helical edges groove effectively can not only complete by force the installation of tooth implant, and after ensureing tooth kind matrix implant into body jawbone, long-term stability not easily loosens, and engages, and post-operative recovery is good.
3, because tooth implant is in place after human body jawbone, dental articulation can be there is in life, it is loosening that the active forces such as friction may make tooth implant produce, and tooth implant of the present invention is by having helical edges groove at the outer surface of tooth kind matrix, so when installing under the effect of torque spanner, tapping screw thread on the right side of helical edges groove can produce shear action to human body jawbone, the osseous tissue of such human body jawbone and Portions of soft tissue can remain in helical edges groove, tapping screw thread cross section now on the left of helical edges groove is under counteracting force, tooth gmatjpdumamics after can effectively stoping tooth implant to be installed, the active forces such as frictional force make tooth implant not easily occur loosening or coming off.
4, the present invention be directed to the jaw structure characteristic Design of China's ethnic group, therefore effectively can be applicable to replacement or the reparation of China people tooth defect, complete, correction etc.
Below by drawings and Examples, the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention.
Fig. 2 is the structure for amplifying schematic diagram of helical edges groove of the present invention.
Fig. 3 is the structure for amplifying schematic diagram of tapping screw thread of the present invention.
Fig. 4 is axonometric chart of the present invention.
Description of reference numerals:
1-tapping screw thread; 2-tooth kind matrix; 3-helical edges groove;
4-tooth kind base station; 5-binding thread.
Detailed description of the invention
As shown in Figure 1 and Figure 4, the present invention includes tooth kind matrix 2 that periphery has a tapping screw thread 1 and be arranged on tooth kind matrix 2 upper end and the tooth kind base station 4 be connected with tooth kind matrix 2, the outer surface of described tooth kind matrix 2 has is convenient to the helical edges groove 3 that it screws in human body jawbone, and the quantity of described helical edges groove 3 is at least twice.When tooth implant screws in human body jawbone, the left circular arc on helical edges groove 3 plays drag effect, and right circular arc plays cutting edge effect, therefore makes tooth implant easily screw in human body jawbone, not easily occurs loosening, obscission.
As shown in Figure 2 and Figure 4, in the present embodiment, the shape of cross section of described helical edges groove 3 is arc-shaped, and the cross sectional radius R of described helical edges groove 3 is 0.4mm ~ 0.8mm.Shape because of helical edges groove 3 is arc-shaped, so when mounted, tapping screw thread cross section under active force on the right side of helical edges groove 3 is equivalent to cutting edge, gmatjpdumamics, frictional force are less, and work in the tapping screw thread cross section on the right side of helical edges groove 3 under the resistance of osseous tissue, soft tissue etc., tooth implant is hindered to loosen; After being in place, can there is the active force such as dental articulation, friction in life may make tooth implant loosen, the osseous tissue of human body jawbone and Portions of soft tissue can remain in helical edges groove 3, tapping screw thread cross section now on the left of helical edges groove, under counteracting force, effectively can stop tooth implant to install the active forces such as rear tooth gmatjpdumamics, frictional force and make tooth implant not easily occur loosening or coming off.
As shown in Figure 1, in the present embodiment, described helical edges groove 3 projected length L is in the horizontal plane 4mm ~ 10mm, helical edges groove 3 can along with tooth kind matrix 2 rotates in operation installation process, helical edges groove 3 from the bottom to top in the shape of a spiral can stressed generation continuous cutting effect gradually, is convenient to tooth kind matrix and screws in.
In the present embodiment, described tooth kind matrix 2 is threaded circular column tooth kind matrix, threaded circular taper tooth kind matrix or upper end be threaded circular column lower end are screw thread cone shape combination tooth kind matrix.
In the present embodiment, as shown in Figure 2, described tooth kind matrix 2 is threaded circular column tooth kind matrix, and the described cross-sectional diameter of tooth kind matrix 2 is directly proportional to the cross sectional radius R of helical edges groove 3, and the cross-sectional diameter of described tooth kind matrix 2 is 3.1mm ~ 6.5mm.During actual fabrication, the classification according to human teeth makes.
As shown in Figure 3, in the present embodiment, described tapping screw thread 1 is triangle thread or trapezoidal thread, and the number of degrees of the thread form angle α of described tapping screw thread 1 are 5 ° ~ 25 °, the working depth h of described tapping screw thread 1 is 0.2mm ~ 0.6mm, and the lead angle of described tapping screw thread 1 is 15 ° ~ 75 °.During actual fabrication, along with the installation position of tooth implant is different with diameter, these parameters can be done corresponding adjustment.
In the present embodiment, different with diameter according to the installation site of tooth implant, the cross sectional radius R of helical edges groove 3 is different, when the thread form height H of described tapping screw thread 1 is greater than 0.5mm, the groove depth of the cross sectional radius R(helical edges groove of described helical edges groove 3) the thread form height H that is greater than tapping screw thread 1 is 0.1mm ~ 0.2mm; When the thread form height H of described tapping screw thread 1 is not more than 0.5mm, the groove depth of the cross sectional radius R(helical edges groove of described helical edges groove 3) equal the thread form height H of tapping screw thread 1.
In the present embodiment, the length of described tooth kind matrix 2 is 6mm ~ 12.2mm, and the total length of described tooth kind matrix 2 and tooth kind base station 4 is 8mm ~ 14mm.
As shown in Figure 1 and Figure 4, in the present embodiment, described tooth kind base station 4 is hollow positive hexagonal prism, and the central upper portion of described tooth kind matrix 2 is provided with the binding thread 5 being convenient to be connected with baking-ceramic tooth, described tooth kind base station 4 and tooth kind matrix 2 one-body molded.Tooth kind base station 4 adopts hollow positive hexagonal prism, is convenient to tooth kind base station 4 to be arranged on human body jawbone.
During installation, by torque spanner rotating gripper kind base station 4, then tooth kind base station 4 drives tooth kind matrix 2 to enter in the bone hole (bone hole diameter is Ф 3.3mm) of human body jawbone, when tooth kind matrix 2 screws under the effect of tapping screw thread 1 at torque spanner, produce squeezing action with bone hole surrounding bone tissue, the tapping screw thread generation shear action meanwhile on the right side of helical edges groove 3 is convenient to tooth kind matrix 2 and is screwed in; After tooth implant is in place, remain in helical edges groove 3 because the shear action of tapping screw thread on the right side of helical edges groove 3 has a small amount of osseous tissue and normal saline etc., owing to stinging the effect such as pressure, frictional force between tooth implant healing stage, tapping screw thread on the left of helical edges groove 3 forms important resistance area under the active force of osseous tissue, soft tissue and coating, tooth implant is not easily loosened, comes off.Therefore, it is simple that tooth implant of the present invention has structure, reasonable in design, easy to operate, installs stable feature.
The above; it is only preferred embodiment of the present invention; not the present invention is imposed any restrictions, every above embodiment is done according to the technology of the present invention essence any simple modification, change and equivalent structure transformation, all still belong in the protection domain of technical solution of the present invention.
Claims (8)
1. a tooth implant, comprise tooth kind matrix (2) that periphery has a tapping screw thread (1) and be arranged on tooth kind matrix (2) upper end and the tooth kind base station (4) be connected with tooth kind matrix (2), it is characterized in that: the outer surface of described tooth kind matrix (2) has is convenient to the helical edges groove (3) that it screws in human body jawbone, the quantity of described helical edges groove (3) is at least twice, described tapping screw thread (1) is triangle thread or trapezoidal thread, the number of degrees of the thread form angle α of described tapping screw thread (1) are 5 ° ~ 25 °, the working depth h of described tapping screw thread (1) is 0.2mm ~ 0.6mm, the lead angle of described tapping screw thread (1) is 15 ° ~ 75 °, the shape of cross section of described helical edges groove (3) is arc-shaped, the cross sectional radius R of described helical edges groove (3) is 0.4mm ~ 0.8mm.
2. according to a kind of tooth implant according to claim 1, it is characterized in that: described helical edges groove (3) projected length L is in the horizontal plane 4mm ~ 10mm.
3. according to a kind of tooth implant described in claim 1 or 2, it is characterized in that: described tooth kind matrix (2) is screw thread cone shape combination tooth kind matrix for threaded circular column tooth kind matrix, threaded circular taper tooth kind matrix or upper end are threaded circular column lower end.
4. according to a kind of tooth implant according to claim 3, it is characterized in that: described tooth kind matrix (2) is threaded circular column tooth kind matrix, the cross-sectional diameter of described tooth kind matrix (2) is directly proportional to the cross sectional radius R of helical edges groove (3), and the cross-sectional diameter of described tooth kind matrix (2) is 3.1mm ~ 6.5mm.
5. according to a kind of tooth implant described in claim 1 or 2, it is characterized in that: the thread form height H of described tapping screw thread (1) is greater than 0.5mm, the thread form height H that the cross sectional radius R of described helical edges groove (3) is greater than tapping screw thread (1) is 0.1mm ~ 0.2mm.
6. according to a kind of tooth implant described in claim 1 or 2, it is characterized in that: the thread form height H of described tapping screw thread (1) is not more than 0.5mm, the cross sectional radius R of described helical edges groove (3) equals the thread form height H of tapping screw thread (1).
7. according to a kind of tooth implant described in claim 1 or 2, it is characterized in that: the length of described tooth kind matrix (2) is 6mm ~ 12.2mm, the total length of described tooth kind matrix (2) and tooth kind base station (4) is 8mm ~ 14mm.
8. according to a kind of tooth implant described in claim 1 or 2, it is characterized in that: described tooth kind base station (4) is hollow positive hexagonal prism, the central upper portion of described tooth kind matrix (2) is provided with the binding thread (5) being convenient to be connected with baking-ceramic tooth, described tooth kind base station (4) and tooth kind matrix (2) one-body molded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210199027.9A CN102697570B (en) | 2012-06-15 | 2012-06-15 | Dental implant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210199027.9A CN102697570B (en) | 2012-06-15 | 2012-06-15 | Dental implant |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102697570A CN102697570A (en) | 2012-10-03 |
| CN102697570B true CN102697570B (en) | 2015-04-01 |
Family
ID=46890833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210199027.9A Active CN102697570B (en) | 2012-06-15 | 2012-06-15 | Dental implant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102697570B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103550004B (en) * | 2013-11-18 | 2016-08-17 | 大连三生科技发展有限公司 | Implanting body of artificial tooth and implanting body of artificial tooth system |
| IL230833A0 (en) | 2014-02-05 | 2014-09-30 | Ophir Fromovich | Bone implant anchor |
| GB2523828A (en) | 2014-03-07 | 2015-09-09 | Nobel Biocare Services Ag | Dental implant |
| GB2523827A (en) | 2014-03-07 | 2015-09-09 | Nobel Biocare Services Ag | Dental implant |
| CN107616850A (en) * | 2017-07-27 | 2018-01-23 | 芜湖微云机器人有限公司 | Tooth implant |
| CN110368115A (en) * | 2019-08-19 | 2019-10-25 | 浙江明威医疗器械有限公司 | Dental implant and implantation methods |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1423543A (en) * | 2000-04-19 | 2003-06-11 | 贺利氏古萨两合有限公司 | Post-shaped element for determining spatial position |
| EP1825828A1 (en) * | 2006-02-28 | 2007-08-29 | Straumann Holding AG | One-part implant with hydroxylated soft tissue contact surface |
| CN101366664A (en) * | 2008-09-26 | 2009-02-18 | 方巍 | Hollow short grow body of oral cavity tooth grow |
| CN201370640Y (en) * | 2009-01-22 | 2009-12-30 | 陈俊龙 | Modified implant root for tooth implantation |
| CN101828972A (en) * | 2009-03-12 | 2010-09-15 | 威海威高生物技术有限公司 | Oral implant |
| CN102475578A (en) * | 2010-11-26 | 2012-05-30 | 阎京如 | Dental artificial implant and production method thereof |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86209722U (en) * | 1986-11-29 | 1987-12-05 | 无锡第四人民医院 | Pressure nail with threaded ends and its auxiliary appliances used for the treatment of thighbone and cervical vertebra fracture |
| CN201092863Y (en) * | 2007-03-23 | 2008-07-30 | 山东焱鑫矿用材料加工有限公司 | Non longitudinal rib anchor bar deformed steel bar |
| DE102007045199B3 (en) * | 2007-09-21 | 2008-12-04 | Bernhard Förster Gmbh | Orthodontic implant system for treating tooth defective position, has head fastened at screw implant and including recess for attaching on section of implant, where head includes aperture in lateral surface of recess for holding unit |
-
2012
- 2012-06-15 CN CN201210199027.9A patent/CN102697570B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1423543A (en) * | 2000-04-19 | 2003-06-11 | 贺利氏古萨两合有限公司 | Post-shaped element for determining spatial position |
| EP1825828A1 (en) * | 2006-02-28 | 2007-08-29 | Straumann Holding AG | One-part implant with hydroxylated soft tissue contact surface |
| CN101366664A (en) * | 2008-09-26 | 2009-02-18 | 方巍 | Hollow short grow body of oral cavity tooth grow |
| CN201370640Y (en) * | 2009-01-22 | 2009-12-30 | 陈俊龙 | Modified implant root for tooth implantation |
| CN101828972A (en) * | 2009-03-12 | 2010-09-15 | 威海威高生物技术有限公司 | Oral implant |
| CN102475578A (en) * | 2010-11-26 | 2012-05-30 | 阎京如 | Dental artificial implant and production method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102697570A (en) | 2012-10-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102697570B (en) | Dental implant | |
| AU2012245763B2 (en) | Healing abutment system for bone contouring | |
| CN203458482U (en) | Membrane screw system for guiding regeneration of alveolar bone | |
| CN203591347U (en) | Artificial tooth abutment | |
| CN209966603U (en) | Component is planted to modified denture | |
| CN103550005A (en) | One-part form artificial dental implant and implanting method thereof | |
| CN203724247U (en) | One-stage artificial dental implant for repairing common-gap tooth absent area | |
| CN205041544U (en) | Combined type dental implant | |
| CN215306865U (en) | Novel oral implant structure | |
| CN105232168A (en) | Combined dental implant | |
| CN104921824A (en) | Oral implant with asymmetric thread structure | |
| CN212066906U (en) | Wedge type expansion tooth planting device with expansion block | |
| CN210472304U (en) | Expansion sleeve type dental implant | |
| CN205054473U (en) | People work post implant body | |
| CN112826617B (en) | Oral implant with novel abutment retention screw system | |
| CN203988446U (en) | A kind of kind tooth guide plate with pressing structure | |
| CN203724246U (en) | One-stage artificial dental implant for repairing large-gap tooth absent area | |
| CN210170202U (en) | Expansion type tooth planting device based on differential thread transmission | |
| CN205379373U (en) | Bury type bonding base station | |
| CN205411365U (en) | Bury type base station | |
| CN203576669U (en) | One-segment artificial tooth implant | |
| CN205386193U (en) | Bury type planting body | |
| CN103284807A (en) | Artificial dental implant | |
| CN203724248U (en) | One-stage artificial dental implant for repairing small-gap tooth absent area | |
| CN110226980A (en) | A kind of Wedge type expanded Dental implantion device with expanding block |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |