CN109846568A - Expand shell type dental implant - Google Patents
Expand shell type dental implant Download PDFInfo
- Publication number
- CN109846568A CN109846568A CN201910254286.9A CN201910254286A CN109846568A CN 109846568 A CN109846568 A CN 109846568A CN 201910254286 A CN201910254286 A CN 201910254286A CN 109846568 A CN109846568 A CN 109846568A
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- China
- Prior art keywords
- planting body
- dental implant
- expansion sleeve
- base station
- expansion
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- 239000004053 dental implant Substances 0.000 title claims abstract description 40
- 210000000988 bone and bone Anatomy 0.000 claims abstract description 44
- 238000012423 maintenance Methods 0.000 claims abstract description 8
- 239000007943 implant Substances 0.000 claims description 25
- 239000011230 binding agent Substances 0.000 claims description 12
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 9
- 229910052719 titanium Inorganic materials 0.000 claims description 9
- 239000010936 titanium Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 4
- 239000000919 ceramic Substances 0.000 claims description 4
- 230000008961 swelling Effects 0.000 claims description 4
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims 2
- 239000007787 solid Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 description 9
- 238000013461 design Methods 0.000 description 8
- 238000002513 implantation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 241001074085 Scophthalmus aquosus Species 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 3
- 230000036316 preload Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 108010048734 sclerotin Proteins 0.000 description 3
- 229910001928 zirconium oxide Inorganic materials 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 208000015181 infectious disease Diseases 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 206010003694 Atrophy Diseases 0.000 description 1
- 208000001132 Osteoporosis Diseases 0.000 description 1
- -1 and easy cleaning Substances 0.000 description 1
- 230000037444 atrophy Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000007767 bonding agent Substances 0.000 description 1
- 230000010478 bone regeneration Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000009940 knitting Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000018984 mastication Effects 0.000 description 1
- 238000010077 mastication Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 239000011224 oxide ceramic Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 210000003456 pulmonary alveoli Anatomy 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 229910052845 zircon Inorganic materials 0.000 description 1
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Dental Prosthetics (AREA)
Abstract
The present invention provides a kind of expansion shell type dental implant, including base station, planting body ontology, expansion sleeve, planting body ontology is threadedly coupled with base station, expansion sleeve is movably set on planting body ontology, expansion sleeve surface is cross knurled structure, for increasing the friction of dental implant surface and bone tissue, primary stability is provided；Increase the contact area of planting body body surface and bone tissue simultaneously, later period bone tissue can grow into cross knurled structure interval, form firm synosteosis with dental implant, provide long-time stability；Expansion sleeve middle and lower part is provided with multiple grooves of the notch through outer wall, groove of the notch upper end circle slot, expansion sleeve middle and lower part is pushed out by planting body ontology, it is set to be flared out 0.04-0.15mm, bone tissue is squeezed to carry out maintenance to dental implant, and slot disperses expansion sleeve middle and lower part stress, bone tissue can be attached in dental implant by slot and groove of the notch position, carry out stablizing maintenance to dental implant.
Description
Technical field
The present invention relates to a kind of dental implant, especially a kind of expansion shell type dental implant.
Background technique
It is common dental prosthetic technology that plantation, which is repaired, in general, dentistry implant (dental Implant) is also known as " manually
Root of the tooth " is made of the preferable material of the biocompatibilities such as titanium or titanium alloy, is implanted into patient's agomphosis jawbone position, plays substitution day
Right root of the tooth effect, consolidates support upper crown.And traditional Ceramic prosthesis technology may need dynamic adjacent teeth nearby, belong to destructiveness
It repairs, therefore the durability of plantation reparation and its stability are all much larger than Ceramic prosthesis.
Labial teeth area is planted and is repaired, after the installation of dental implant ontology, zirconium oxide base station can be installed at an upper portion thereof, aoxidize
Zircon ceramic base station damages bone tissue nontoxicity, and does not have the metallochromes such as titanium alloy, has preferable aesthetic effect.
General planting body includes two-part planting body and three-stage planting body, wherein two-part planting body includes Dental implantion
Body ontology and the base station for being mounted on planting body top.And three-stage planting body includes dental implant, base station and center screw, plantation
Body and base station are attached by center screw.Wherein, dental implant is implanted into patient's agomphosis position as main component, substitutes day
Right root of the tooth, which rises, to be supported, maintenance effect.The stability of planting body determines the effect that plantation is repaired, after dental implant implantation, plantation
The helicitic texture of body formed with bone tissue it is self-locking so that plantation physical efficiency obtain a primary stability, be conducive to the later period with
Bone tissue forms synosteosis, obtains long-time stability.
Root of the tooth design is imitated in planting body bottom, and the design of inverted-cone bottom or the bottom design of spherical surface facilitate planting body implantation,
But the surface area that planting body is contacted with bone tissue is reduced to a certain extent, is unfavorable for forming plantation stability.Planting body
After the implantation, the stability that can be obtained at once is primary stability, plays initial maintenance, facilitates planting body and bone tissue
Synosteosis is formed, long-time stability are obtained.But clinically due to the sclerotin difference between patient, often need to carry out Bone condensing technology
A good primary stability can be obtained, and Bone condensing technology has certain risk.In daily mastication processes, masticatory force
It transmits from top to bottom, successively passes through corona, base station, center screw and planting body, research discovery, because of planting body and surrounding bone
Tissue elasticity modulus differs greatly, and is easy to appear " stress shielding " phenomenon, i.e., the planting body material of larger elasticity modulus bear compared with
Big stress, and the lesser bone tissue receiving very little stress of elasticity modulus, and implant neck and bone tissue contact portion
Divide and bears maximum stress.After a period of time, implant neck bone tissue leads to planting body because that cannot temper gradually atrophy
It loosens, in turn results in plantation failure.Therefore, it is necessary to improve the design of implant neck structure, while increasing planting body and being connect with surrounding
Contacting surface product improves long-time stability so that planting body and bone tissue form good synosteosis, extends planting body and uses year
Limit.Base station and artificial corona are easy to appear binder Micro blazed-grating problem, cause bacteria planting by binder progress maintenance, into
And it is scorching around causing, improve plantation failure risk.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of expansion shell type dental implant, wants the first of planting body to improve
Phase stability, the planting body are applicable to extension implant, immediate implant can also be implemented after extraction, completes special status
Dental Erosion reduces implant operation rehabilitation duration and improves implant operation success rate.
The technical solution of the present invention is as follows: expansion shell type dental implant, including base station, planting body ontology and expansion sleeve, institute
The planting body ontology stated is threadedly coupled with base station, and the expansion sleeve is mobilizable to be set on planting body ontology, and described is swollen
Expansion set surface provides primary stability for increasing the friction of dental implant surface and bone tissue for cross knurled structure；
Increase the contact area of implant surface and bone tissue simultaneously, later period bone tissue can grow into the recessed of cross knurled structure
Part forms firm synosteosis with dental implant, provides long-time stability；And the expansion sleeve middle and lower part is along the vertical direction
Offer multiple grooves of the notch through outer wall, the groove of the notch upper end opens up grooved hole, when Implant ontology, passes through kind
Implant ontology pushes out expansion sleeve middle and lower part, it is made to be flared out 0.04-0.15mm, squeezes bone tissue to Dental implantion
Body carries out maintenance, disperses expansion sleeve middle and lower part stress by the slot, plants the later period, bone tissue can pass through slot and otch groove portion
Position is attached in dental implant, carries out stablizing maintenance to dental implant.
Further, be smooth round wall inside the expansion sleeve, inside the expansion sleeve at the notch groove location for 2 °-
5 ° of taper skew wall.
Further, the planting body ontology includes planting body top, planting body middle part, planting body lower part, the plantation
Body top is a boss, is cylindrical structure in the middle part of the planting body, and the planting body body lower part is pyramidal structure, is being planted
When the preload of body ontology moves up, expansion sleeve bottom is pushed to open 0.04-0.15mm, squeezes bone tissue, fixed entire Dental implantion
Primary stability is improved in position of the body in jawbone cavities.
Further, the planting body body interior is provided with internal thread segment, and the internal thread segment upper end is inverted cone shape
Structural sections.
Further, the base station successively includes hexangular cylindrical section interconnected, taper umbrella-shaped structure under
Section, Morse conical section, base station thread segment, when screwing in base station, taper umbrella structural sections and the planting body ontology of base station middle and upper part
Boss cooperation positioning, the Morse conical section are matched with the inverted cone shape structural sections of planting body body interior, the platform spiral shell
The internal thread segment of line section and planting body body interior is to cooperation.
Further, the base station is internally provided with interior blind hole, provides biggish binder by the interior blind hole
Space is adhered to, being adhesively fixed for corona is facilitated.
Further, the planting body ontology is made of titanium or its alloy material, and the base station uses zirconium oxide
Ceramics, titanium, any one material in titanium alloy are made.
Further, expansion sleeve, the planting body ontology and expansion sleeve contact are also arranged on the planting body ontology
Bottom about 1/4--1/3 uses circular cone swelling, and the conical inboard wall mutual cooperation of taper and expansion sleeve is described convenient for expansion positioning
The top and expansion sleeve of planting body ontology and expansion sleeve contact use Cylindrical Surfaces Contact.
The invention has the benefit that
1, the present invention can make its swollen by opening up the groove of the notch that multiple tracks runs through outer wall in expansion sleeve middle and lower part using external force
Swollen opening squeezes bone tissue, carries out the fastening positioning of planting body, improves implant operation success rate, be particularly suitable for dentistry
Immediate implant operation；The later period is planted, bone tissue may pass through the groove of the notch and be attached to planting body body surface, make dental implant more
Add securely.
2, pass through Morse taper fit with base station middle part inside planting body of the invention, improve positioning accuracy；And it plants
It is set as projection shape at the top of implant, is matched with base station middle and upper part taper umbrella-shaped structure, positioning accuracy is improved, installation is fast
Speed is convenient.
3, it is set as cross knurled structure outside expansion sleeve of the present invention, increases rubbing for implant surface and bone tissue
It wipes, improves planting body primary stability.Later period bone tissue can grow into annular knurl gap, form Integrated implant, increase Dental implantion
The long-time stability of body.
4, lower section is the Small Taper design matched with planting body ontology bottom end inside expansion sleeve of the present invention, in planting body sheet
After body and base station are fastenedly connected, planting body ontology and expansion sleeve contact bottom about 1/4--1/3 use circular cone swelling, outside expansion sleeve
Wall squeezes bone tissue, carries out the initial stage positioning of planting body.Expansion sleeve upper part designs for cylindrical surface, processing convenience.
5, base station of the present invention uses zirconium oxide, and the materials such as titanium and its alloy are made, and has good biocompatibility, base station
Middle part is that taper umbrella design can effectively export extra binder when artificial crown is bonded to base station upper end, convenient clear
Reason.Meanwhile extra binder Micro blazed-grating can be prevented, it efficiently avoids leading to bone regeneration around implant group due to binder Micro blazed-grating
The case where knitting infection, and then the case where can prevent planting body from loosening.
6, base station upper end of the present invention is hexagonal cylindrical, and here is conical design, and inside is blind hole, to provide biggish viscous
It ties agent and adheres to space, facilitate being adhesively fixed for corona.
7, planting body bottom of the invention is flat pyramidal structure, plays anchorage effect after planting body implantation, provides initial stage
Stability.Planting body bottom outer surface is the low-angle inclined-plane using Morse's taper, is bonded planting body bottom with expansion sleeve
Stablize.Planting body bottom is made of titanium and its alloy or corresponding high molecular material, because bottom meets with stresses smaller, will not be generated
Moderate finite deformation can provide more lasting anchorage effect, prevent basal sliding from generating.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is schematic cross-section of the invention；
Fig. 3 is the structural schematic diagram of base station of the present invention；
Fig. 4 is the structural schematic diagram of planting body ontology of the present invention；
Fig. 5 is the structural schematic diagram of expansion sleeve of the present invention.
In figure, 1- base station, 2- planting body ontology, 3- expansion sleeve, 11- hexangular cylindrical section, 12- taper umbrella structural sections,
13- Morse conical section, 14- base station thread segment, blind hole in 15-, 21- boss, in the middle part of 22- planting body, 23- planting body lower part, 24-
Internal thread segment, 25- inverted cone shape structural sections；31- cross knurled structure, the 32- groove of the notch, 33- slot.
Specific embodiment
Specific embodiments of the present invention will be further explained with reference to the accompanying drawing:
As illustrated in fig. 1 and 2, a kind of expansion shell type dental implant, including base station 1, planting body ontology 2, expansion sleeve 3, tooth kind
Before implant is implanted into jawbone hole, expansion sleeve 3 is installed from top to bottom to the outside of planting body ontology 2, at this point, expansion sleeve 3 can be
It is moved up and down outside planting body ontology 2, planting body ontology 2 and expansion sleeve 3 is made into one and are packed into planting location, base station 1 is screwed in
Inside planting body ontology 2, the internal thread segment 24 of the planting body ontology is matched with base station thread segment 14, the kind of pyramidal structure
Implant lower part 23 moves up slight distance, and the conical inboard wall stress of 3 lower part of expansion sleeve expands outward, and the groove of the notch 32 is pushed to open
The outer wall of 0.04-0.15mm, the cross knurled structure 31 of expansion sleeve 3 squeeze bone tissue, carry out strong fix and form initial stage
Stability.
As shown in figure 3, the base station 1 successively includes hexangular cylindrical section 11 interconnected, cone parachute from top to bottom
Shape structural sections 12, Morse conical section 13, base station thread segment 14.As shown in figure 4, the planting body ontology 2 include planting body top,
22 in the middle part of planting body, planting body lower part 23, the planting body top is a boss 21, and the planting body middle part 22 is cylindrical knot
Structure, the planting body body lower part 23 are pyramidal structure, when the preload of planting body ontology 2 moves up, 3 bottom of expansion sleeve are pushed to open
0.04-0.15mm, squeezes bone tissue, and primary stability is improved in position of the fixed entire dental implant in jawbone cavities.
The planting body ontology 2 is internally provided with internal thread segment 24, and 24 upper end of internal thread segment is inverted cone shape structural sections 25.It screws in
When base station 1, the taper umbrella structural sections 12 of 1 middle and upper part of base station and the boss 21 of planting body ontology 2 cooperate positioning, the Morse
Conical section 13 is matched with the inverted cone shape structural sections 25 inside planting body ontology 2, the base station thread segment 14 and planting body sheet
Internal thread segment 24 inside body 2 is to cooperation, to improve the precision of installation.The base station 1 is internally provided with interior blind hole 15, leads to
It crosses the interior blind hole 15 and biggish binder adherency space is provided, facilitate being adhesively fixed for corona.
As shown in figure 5, expansion sleeve 3, after base station 1 and planting body ontology 2 are fastenedly connected, forced expansion squeezes surrounding bone group
Positioning is knitted, initial planting stability is improved.It is cross knurled structure 31 outside expansion sleeve 2, improves implant system and week
The frictional force of bone tissue is enclosed, primary stability is improved.After the implantation, bone tissue grows into 3 outer wall of expansion sleeve to implant system
Cross knurled gap, formed synosteosis, there is no need to transfer to again, so this expansion will not generate side effect.In expansion sleeve 3
Lower end opens up the groove of the notch 32 of inside and outside wall, can be according to of the upward micro-displacement variation control expansion sleeve 3 of planting body ontology 2
Degree is opened, the expansion of the groove of the notch 32 is adjusted, and then squeezes surrounding bone and is fixed, it is easy to operate.The later period is planted, bone tissue can be with
It is attached to 2 surface of planting body ontology by the groove of the notch 32, is that implant system is more stable.32 upper end of the groove of the notch of expansion sleeve 3
Equipped with circular slot 33, to reduce 3 middle and lower part stress concentration of expansion sleeve, the intensity of expansion sleeve 3 is improved.
As shown in Figure 2,3,1 upper end of base station is hexangular cylindrical section 11, convenient packaging can be screwed in planting body using semiaxis,
Hexangular cylindrical section 11 and the taper umbrella structural sections 12 of its lower end are formed ladder-like simultaneously, and it is slow to play part to the flowing of binder
Punching effect, preventing bonding, agent flux is excessive that binder is caused largely to overflow, and increases bacterium infection wind caused by binder Micro blazed-grating
Danger.Taper umbrella structural sections 12 are conducive to the export of binder, and easy cleaning, base station 1 is interior to be equipped with interior blind hole 15, can store bonding
Agent facilitates corona to bond on base station top.
As shown in figure 4, planting body bodies top is a boss 21, matches, mention with the taper umbrella structural sections 12 of base station 1
The high cooperation precision of planting body ontology 2 and base station 1.The middle part of planting body ontology 2 is cylindrical smooth outer wall, and reduction rubs
Wipe, facilitate expansion sleeve 3 slide up and down and subsequent positioning.The bottom of planting body ontology 2 is flat pyramidal structure, in planting body sheet
Body 2 plays anchorage effect after being implanted into, and provides the stability at initial stage.After planting body ontology 2 and base station 1 are fastenedly connected, planting body sheet
Body 2 and expansion sleeve 3 contact bottom about 1/4--1/3 and use circular cone swelling, and the conical inboard wall of taper and expansion sleeve 3 cooperates,
Convenient for expansion positioning, top and expansion sleeve 3 use Cylindrical Surfaces Contact, facilitate processing.
Dental implant of the invention uses metal titanium or titanium alloy for material, and there is good biocompatibility and machinery to add
Work performance can also be effectively improved the bioactivity of pressure planting body, change by carrying out the processing of different modes to titanium material surface
The biomechanical property of kind planting body external expansion set and synosteosis face.
Expansion shell type dental implant system provided by the invention is particularly suitable for immediate implant: forward need not be used after extraction
It bores, form the preparation of the tools such as brill, directly pre-designed planting body is put into cavities, external force is recycled to make expansion sleeve 3
It expands and opens at the groove of the notch 32, increase stability, utmostly remain the bone amount of remaining alveolar bone, reduce patient suffering.And
And the equally applicable delayed surgery of the dental implant, it being positioned with round bur, the tools such as forward's brill, molding brill prepare alveolus cavities step by step,
Finally planting body is screwed in ready cavities.Especially in Alveolar bone insufficiency, sufferers of osteoporosis face or Immediate prosthesis
When it is larger for teeth socked destruction of bone when, the primary stability of implant system is not good enough, easily causes planting system
System loosens, falls off, and plantation is caused to fail.In these conditions, made using external force at the groove of the notch 32 of expansion sleeve 3 generate expansion and
It opens, extruding is generated to periphery sclerotin, to improve primary stability.Further, it is also possible to be controlled according to periphery sclerotin density
The preload of base station 1 processed adjusts expansion force, operates very convenient.
The above embodiments and description only illustrate the principle of the present invention and most preferred embodiment, is not departing from this
Under the premise of spirit and range, various changes and improvements may be made to the invention, these changes and improvements both fall within requirement and protect
In the scope of the invention of shield.
Claims (8)
1. expanding shell type dental implant, it is characterised in that: including base station, planting body ontology and expansion sleeve, the planting body
Ontology is threadedly coupled with base station, and the expansion sleeve is mobilizable to be set on planting body ontology, and the expansion sleeve surface is
Cross knurled structure provides primary stability with the friction for increasing dental implant surface and bone tissue；Increase simultaneously
The contact area of planting body body surface and bone tissue, later period bone tissue can grow into the gap of cross knurled structure
It is interior, firm synosteosis is formed with dental implant, long-time stability are provided；
The expansion sleeve middle and lower part offers multiple grooves of the notch through outer wall along the vertical direction, and the groove of the notch upper end is opened
Equipped with slot, for pushing out expansion sleeve middle and lower part by planting body ontology, opening it outward in Implant ontology
0.04-0.15mm is opened, bone tissue is squeezed to carry out maintenance to dental implant, expansion sleeve middle and lower part is dispersed by the slot and is answered
Power plants the later period, and bone tissue can be attached in dental implant by slot and groove of the notch position, stablize to dental implant solid
Position.
2. expansion shell type dental implant according to claim 1, it is characterised in that: the inside of the expansion sleeve is smooth circle
Wall, the taper skew wall for being 2 ° -5 ° inside the expansion sleeve at the notch groove location.
3. expansion shell type dental implant according to claim 1, it is characterised in that: the planting body ontology includes planting body
In the middle part of top, planting body, planting body lower part, the planting body top is a boss, is cylindrical structure in the middle part of the planting body,
The planting body body lower part is pyramidal structure.
4. expansion shell type dental implant according to claim 3, it is characterised in that: the planting body body interior setting
There is internal thread segment, the internal thread segment upper end is inverted cone shape structural sections.
5. expansion shell type dental implant according to claim 1, it is characterised in that: the base station is followed successively by from top to bottom
Hexangular cylindrical section interconnected, taper umbrella structural sections, Morse conical section, base station thread segment, planting body ontology screw in base
When platform, the taper umbrella structural sections of base station middle and upper part and the boss of planting body ontology cooperate positioning, the Morse taper of the base station
Section is matched with the inverted cone shape structural sections of planting body body interior, the interior spiral shell of the base station thread segment and planting body body interior
Line section Xiang Peihe.
6. expansion shell type dental implant according to claim 5, it is characterised in that: the base station, which is internally provided with, to be used for
Biggish binder adherency space is provided, the interior blind hole of corona being adhesively fixed is facilitated.
7. expansion shell type dental implant according to claim 6, it is characterised in that: the planting body ontology using titanium or
Its alloy material is made, and the base station is made of any one material in zirconia ceramics, titanium, titanium alloy.
8. expansion shell type dental implant according to claim 7, it is characterised in that: the planting body ontology and expansion socket
Portion about 1/4--1/3 is bottomed out using circular cone swelling, the conical inboard wall mutual cooperation of taper and expansion sleeve, the planting body ontology
Cylindrical Surfaces Contact is used with the top of expansion sleeve contact and expansion sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910254286.9A CN109846568A (en) | 2019-03-31 | 2019-03-31 | Expand shell type dental implant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910254286.9A CN109846568A (en) | 2019-03-31 | 2019-03-31 | Expand shell type dental implant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109846568A true CN109846568A (en) | 2019-06-07 |
Family
ID=66902745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910254286.9A Pending CN109846568A (en) | 2019-03-31 | 2019-03-31 | Expand shell type dental implant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109846568A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110226980A (en) * | 2019-06-17 | 2019-09-13 | 五邑大学 | A kind of Wedge type expanded Dental implantion device with expanding block |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5087199A (en) * | 1990-07-27 | 1992-02-11 | Sargon Lazarof | Dental implant and method of using same |
| EP1184006A2 (en) * | 2000-09-01 | 2002-03-06 | Ricardo Levisman | Bone implant with intermediate member and expanding assembly |
| JP5225482B1 (en) * | 2012-04-09 | 2013-07-03 | 修 小坂 | Dental implant |
| CN204709031U (en) * | 2015-05-26 | 2015-10-21 | 重庆润泽医药有限公司 | A kind of biocompatibility implant member |
| CN206214211U (en) * | 2016-07-31 | 2017-06-06 | 南京浦翮医疗技术有限公司 | With reference to overall enhanced tooth implant and tooth-implanting |
| CN210472304U (en) * | 2019-03-31 | 2020-05-08 | 五邑大学 | Expansion sleeve type dental implant |
-
2019
- 2019-03-31 CN CN201910254286.9A patent/CN109846568A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5087199A (en) * | 1990-07-27 | 1992-02-11 | Sargon Lazarof | Dental implant and method of using same |
| EP1184006A2 (en) * | 2000-09-01 | 2002-03-06 | Ricardo Levisman | Bone implant with intermediate member and expanding assembly |
| JP5225482B1 (en) * | 2012-04-09 | 2013-07-03 | 修 小坂 | Dental implant |
| CN204709031U (en) * | 2015-05-26 | 2015-10-21 | 重庆润泽医药有限公司 | A kind of biocompatibility implant member |
| CN206214211U (en) * | 2016-07-31 | 2017-06-06 | 南京浦翮医疗技术有限公司 | With reference to overall enhanced tooth implant and tooth-implanting |
| CN210472304U (en) * | 2019-03-31 | 2020-05-08 | 五邑大学 | Expansion sleeve type dental implant |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110226980A (en) * | 2019-06-17 | 2019-09-13 | 五邑大学 | A kind of Wedge type expanded Dental implantion device with expanding block |
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