CN205322525U - Bioengineering tooth wear gum system - Google Patents
Bioengineering tooth wear gum system Download PDFInfo
- Publication number
- CN205322525U CN205322525U CN201520761215.5U CN201520761215U CN205322525U CN 205322525 U CN205322525 U CN 205322525U CN 201520761215 U CN201520761215 U CN 201520761215U CN 205322525 U CN205322525 U CN 205322525U
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- base station
- dental branches
- obtuse angle
- branches frame
- binding part
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- Materials For Medical Uses (AREA)
Abstract
The utility model provides a bioengineering tooth wear gum system, put up and wear the gum base station including the bioengineering dental branches, the bioengineering dental branches has erect support, pulp cavity, dental branches frame base station, and the pulp cavity is cavity, establishes in the support, and both ends are connected with support upper end and lower extreme respectively about the pulp cavity, dental branches frame base station is equipped with dental branches frame obtuse angle shoulder and dental branches frame base station bonding part, dental branches frame base station bonding part and dental branches frame obtuse angle shoulder fixed connection, dental branches frame obtuse angle shoulder and support upper end fixed connection, wearing the gum base station and being equipped with the obtuse angle shoulder at corona bonding part, hat edge and wearing gum base station bonding part, corona bonding part links into an integrated entity through being preced with marginal obtuse angle shoulder and wearing gum base station bonding part, dental branches frame obtuse angle shoulder and dental branches frame base station bonding part with wear the gum base station and be connected as an organic wholely through the mode of bonding. The utility model discloses be favorable to containing the complete root of the tooth regeneration of dental pulp tissue and periodontium, it provides good basis with pleasing to the eye function to exercise to chew for odontiasis again is final simultaneously.
Description
Technical field
This utility model belongs to regenerative medicine field, oral cavity, and what particularly relate to a kind of bioengineered tooth wears gum system。
Background technology
Bioengineered tooth, the means utilizing in vitro and in vivo to cultivate are from the unicellular organizational project means obtaining whole tooth also to make clone's tooth or dental tissue engineering (ToothTissueEngineering) mean。Owing to supporting tissue structure is similar, " bioengineered tooth " should more easily with denture other natural tooth remaining jointly support fixed restoration。The canine implant wherein used, also known as implant denture, the bionical tooth of one that it is made with biomaterial, is divided into implanting and acts the implantation body's (root of the tooth part) supporting maintenance effect and the corona two parts undertaking mastication in human body jawbone。Doctor loses the change of alveolar bone and jawbone after tooth according to patient, selects the implantation body of definite shape to implant in jawbone as artificial root of the tooth, then exposes installation corona on intraoral implant post at it, it is thus achieved that the form similar to autologous tooth and function。
In recent years, along with the development of oral cavity regenerative medicine, on big animal model, achieve the regeneration of root of the tooth in conjunction with the tissue engineering technique of timbering material by seed cell。But for realizing masticatory function further, it is necessary to carried out the reparation of corona by the mode of post and core crown, this means that the pulp tissue sacrificing regeneration and the model that needs to carry out driving piles, producing, then carries out hat reparation, consuming time and complicated operation。
And tooth implant is only and surrounding socket bone forms synosteosis, compared to natural teeth, forming the implantation body after synosteosis and do not possess periodontal membrane, the disappearance of this important feature so that it is stress and displacement are felt more blunt, implantation body is easily subject to wound。
Summary of the invention
In order to solve above technical problem, this utility model is intended to overcome technical deficiency in existing organizational project regeneration tooth process, what provide a kind of bioengineered tooth wears gum system, brand-new design for organizational project tooth, hat reparation for biological engineering root of the tooth provides a kind of New Policy, to preserving dental pulp and simplifying surgical procedure。
Solve above technical problem a kind of bioengineered tooth wear gum system, it is characterized in that: described bioengineered tooth support is provided with support, pulp cavity, dental branches frame base station, pulp cavity is hollow, if in the bracket, the upper and lower two ends of pulp cavity are connected with pedestal upper end and lower end respectively；Dental branches frame base station is provided with dental branches frame obtuse angle shoulder and dental branches frame base station binding part, and dental branches frame base station binding part is fixing with dental branches frame obtuse angle shoulder to be connected, and dental branches frame obtuse angle shoulder is fixing with pedestal upper end to be connected, and connected mode is fixing up and down connection；
Described gum base station of wearing is provided with corona binding part, is preced with the obtuse angle shoulder at edge and wears gum base station binding part, and corona binding part links into an integrated entity with wearing gum base station binding part by being preced with obtuse angle, edge shoulder, and connected mode is fixing up and down connection；The upper end of corona binding part is additionally provided with smooth area。
During use, dental branches frame obtuse angle shoulder and dental branches frame base station binding part are connected as one by the mode bondd with wearing gum base station, and namely dental branches frame base station binding part is put into wear in gum base station binding part inwall and fixed, and is connected with wearing gum base station by bioengineered tooth support。
Described pulp cavity is cone, wide at the top and narrow at the bottom, and apical foramen of tooth part is in the form that slightly expands, for the regeneration headspace of pulp tissue, and is conducive to blood vessel and neural injection。Pulp cavity shape complies with the shape of the support of outside, and each planar bracket shape is corresponding。
Described dental branches frame base station is enclosed construction。
The obtuse angle of described dental branches frame obtuse angle shoulder or hat obtuse angle, edge shoulder is 130-140 °。
The obtuse angle of described dental branches frame obtuse angle shoulder or hat obtuse angle, edge shoulder is 133-138 °, more preferably 135 °。
Described dental branches frame base station binding part and corona binding part are taper, and dental branches frame base station binding part and corona binding part interior shape are suitable。
Cohesion angle≤5 ° of described dental branches frame base station binding part and corona binding part。
Described dental branches frame base station binding part is put into and worn mode fixing in gum base station binding part inwall is bonding way。
Described gum base station of wearing is All-ceramic material, external morphology is suitable with the superstructure of bioengineered tooth timbering material, formalness depends on the corresponding form of target corona, prepares (CAD/CAM) system by computer-aided design/area of computer aided and carries out personalized making。Wearing gum base station is that All-ceramic material is made, and apparent height is smooth, can reduce the attachment of bacterial plaque, promoting the attaching of human gingival epithelial cells, thus forming closing, being conducive to bottom paradenlal tissue regeneration。
Described pulp cavity diameter is the 1/3-1/2 of stent diameter。
The gross morphology of this utility model medium-height trestle form altitude simulation corresponding tooth position normal tooth, or the form with reference to offside Homonym teeth carries out personalized designs。Everyone tooth length-width ratio is different, and the actual concrete condition also complying with individuality designs。
In gum system of wearing design in this utility model, bioengineered tooth support is bonded as one with wearing gum base station, and at once implants, it is not necessary to follow-up carries out producing model, prepare base station, the step such as bonding base station, simplifies surgical procedure。Be conducive to comprising the complete dental root regeneration of pulp tissue and periodontal tissue, finally exercise to chew and provide good basis for regeneration tooth with aesthetic function simultaneously。
Accompanying drawing illustrates:
Fig. 1 is the structural representation wearing gum system in this utility model
Fig. 2 is the structural representation wearing gum base station in this utility model
Fig. 3 wears structural representation in gum system art in this utility model
Wherein, figure is more specifically designated as:
1. support (1-1 tooth pedestal upper end, 1-2 tooth pedestal lower end), 2. wears gum base station binding part, 3. pulp cavity, 4. dental branches frame obtuse angle shoulder, 5. dental branches frame base station binding part, 6. corona binding part, is 7. preced with the obtuse angle shoulder at edge, 8. obtuse angle shoulder structure, 9. cohesion angle, 10. bioengineered tooth support, 11. wear gum base station, 12. artificial corona, 13. gingivas, 14. cortical bones, 15. spongy bone, 16. smooth area, 17. dental branches frame base stations
Detailed description of the invention
Below with reference to accompanying drawing specific design of the present utility model done and further elaborates:
Embodiment 1
As shown in Figure 1, this bioengineered tooth wear gum system design include bioengineered tooth support and wear gum base station two parts composition。
Bioengineered tooth support bottom is supporting structure, inside is provided with the pulp cavity into hollow, pulp cavity is cone, wide at the top and narrow at the bottom, apical foramen of tooth part is in the form slightly expanded, the regeneration headspace of pulp tissue, and is conducive to blood vessel and neural injection, ensure to regenerate Dentinal nutrition around pulp tissue itself and pulp cavity so that the dentin quality after regeneration is closer to natural teeth；Pulp cavity diameter is the 1/3 of stent diameter。Pulp cavity shape complies with the shape of the support of outside, and each planar bracket shape is corresponding。Bioengineered tooth frame upper is the dental branches frame base station of closure designs, dental branches frame base station neck location has the dental branches frame obtuse angle shoulder of previously prepared good 135 °, dental branches frame base station top is pyramidal structure, i.e. dental branches frame base station binding part, cohesion angle is less than 5 °, and dental branches frame obtuse angle shoulder and dental branches frame base station binding part are connected as one by the mode bondd with wearing gum base station。Cohesion angle less than 5 ° and pyramidal structure part extend to corona direction, add the bond area wearing gum base station and bioengineered tooth support, add its retention and stability。
It is suitable with the dental branches frame base station of bioengineered tooth timbering material that the external morphology of gum base station worn by full porcelain so that it is can be tight carry out bonded contact, it is to avoid owing to the not closely sealed stress caused is concentrated。The form of corona binding part carries out personalized designs (this Fig. 1 show in for incisor form) according to the form of target corona。
The gross morphology of the support form altitude simulation corresponding tooth position normal tooth of bioengineered tooth support bottom, is designed according to target tooth position concrete form functional characteristics and function, forms the product that form is comparatively unified, and the industrialization for the later stage is prepared。Specific implementation process to strong side Homonym teeth CT scan, can obtain anatomical data according to the form of offside Homonym teeth by mirror image technology reverse, it is achieved personalized designs。
The dental branches frame base station of bioengineered tooth frame upper is the design closed, it is to avoid pulp tissue directly contacts with repair materials, binding agent etc., it is ensured that the health of pulp tissue。
Wearing gum base station is that All-ceramic material is made, and apparent height is smooth, can reduce the attachment of bacterial plaque, reduces the occurrence probability of periodontitis；And the attaching of human gingival epithelial cells, secretion lamella lucida and close plate can be promoted, form the double plate structure of similar natural teeth gingiva, and fixed by the connected mode of hemi desmosome, thus forming closing, it is prevented that intraoral saliva, food debris, antibacterial etc. invade, and are conducive to bottom paradenlal tissue regeneration。
The corona binding part form wearing gum base station depends on the corresponding form of target corona, prepares (CAD/CAM) system by computer-aided design/area of computer aided and carries out personalized making。
Embodiment 2
Other content in embodiment 1, wherein pulp cavity diameter is the 1/2 of stent diameter, and the obtuse angle of dental branches frame obtuse angle shoulder or hat obtuse angle, edge shoulder is 130 °, and the cohesion angle of dental branches frame base station binding part and corona binding part is 4 °。
Embodiment 3
Other content in embodiment 1, wherein pulp cavity diameter is the 1/2.5 of stent diameter, and the obtuse angle of dental branches frame obtuse angle shoulder or hat obtuse angle, edge shoulder is 140 °, and the cohesion angle of dental branches frame base station binding part and corona binding part is 4.5 °。
Embodiment 4
Other content in embodiment 1, wherein pulp cavity diameter is the 1/3 of stent diameter, and the obtuse angle of dental branches frame obtuse angle shoulder or hat obtuse angle, edge shoulder is 133 °, and the cohesion angle of dental branches frame base station binding part and corona binding part is 4.5 °。
Embodiment 5
Other content in embodiment 1, wherein pulp cavity diameter is the 1/2 of stent diameter, and the obtuse angle of dental branches frame obtuse angle shoulder or hat obtuse angle, edge shoulder is 138 °, and the cohesion angle of dental branches frame base station binding part and corona binding part is 4 °。
Of the present utility model wearing bioengineered tooth support in the design of gum system and be bonded as one with wearing gum base station one phase, the same period implants at once, it is not necessary to follow-up carries out producing model, prepare base station, the step such as bonding base station, simplifies surgical procedure。
This utility model is not limited to above-mentioned embodiment, for those skilled in the art, in the category that this utility model provides, carries out interpolation and the replacement of technical characteristic, belongs to protection domain of the present utility model。
Claims (9)
1. a bioengineered tooth wear gum system, including bioengineered tooth support (11) with wear gum base station (10), it is characterized in that: described bioengineered tooth support (11) is provided with support (1), pulp cavity (3), dental branches frame base station (17), pulp cavity (3) is hollow, being located in support (1), pulp cavity (3) is connected with pedestal upper end (1-1) and lower end (1-2) at two ends up and down respectively；Dental branches frame base station (17) is provided with dental branches frame obtuse angle shoulder (4) and dental branches frame base station binding part (5), and dental branches frame base station binding part (5) is fixing with dental branches frame obtuse angle shoulder (4) to be connected, and dental branches frame obtuse angle shoulder (4) is fixing with pedestal upper end (1-1) to be connected；
Described gum base station (10) of wearing is provided with corona binding part (6), is preced with the obtuse angle shoulder (7) at edge and wears gum base station binding part (2), and corona binding part (6) links into an integrated entity with wearing gum base station binding part (2) by being preced with obtuse angle, edge shoulder (7)；
During use, dental branches frame obtuse angle shoulder (4) and dental branches frame base station binding part (5) connect as one with wearing gum base station binding part (2), by bioengineered tooth support (11) and wear gum base station (10) connect。
2. a kind of bioengineered tooth according to claim 1 wear gum system, it is characterised in that: described dental branches frame base station (17) is enclosed construction。
3. a kind of bioengineered tooth according to any one of claim 1 or 2 wear gum system, it is characterised in that: the obtuse angle (8) of described dental branches frame obtuse angle shoulder or hat obtuse angle, edge shoulder is 130-140 °。
4. a kind of bioengineered tooth according to claim 3 wear gum system, it is characterised in that: the obtuse angle (8) of described dental branches frame obtuse angle shoulder or hat obtuse angle, edge shoulder is 133-138 °。
5. a kind of bioengineered tooth according to claim 1 wear gum system, it is characterized in that: described dental branches frame base station binding part (5) and corona binding part (6) are taper, dental branches frame base station binding part (5) and corona binding part (6) interior shape are suitable。
6. a kind of bioengineered tooth according to claim 5 wear gum system, it is characterised in that: the cohesion angle (9)≤5 ° of described dental branches frame base station binding part (5) and corona binding part (6)。
7. a kind of bioengineered tooth according to claim 1 wear gum system, it is characterised in that: described dental branches frame obtuse angle shoulder (4) and dental branches frame base station binding part (5) are with to wear gum base station binding part (2) connected mode be bonding way。
8. a kind of bioengineered tooth according to claim 1 wear gum system, it is characterised in that: described pulp cavity (3) be cone, wide at the top and narrow at the bottom。
9. a kind of bioengineered tooth according to any one of claim 1 or 8 wear gum system, it is characterised in that: described pulp cavity (3) diameter is the 1/3-1/2 of support (1) diameter。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520761215.5U CN205322525U (en) | 2015-09-29 | 2015-09-29 | Bioengineering tooth wear gum system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520761215.5U CN205322525U (en) | 2015-09-29 | 2015-09-29 | Bioengineering tooth wear gum system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205322525U true CN205322525U (en) | 2016-06-22 |
Family
ID=56214006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520761215.5U Withdrawn - After Issue CN205322525U (en) | 2015-09-29 | 2015-09-29 | Bioengineering tooth wear gum system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205322525U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105105861A (en) * | 2015-09-29 | 2015-12-02 | 四川大学 | Gum-penetrating system of bioengineered teeth |
-
2015
- 2015-09-29 CN CN201520761215.5U patent/CN205322525U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105105861A (en) * | 2015-09-29 | 2015-12-02 | 四川大学 | Gum-penetrating system of bioengineered teeth |
| CN105105861B (en) * | 2015-09-29 | 2017-09-26 | 四川大学 | A kind of bioengineered tooth wears gum system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160622 Effective date of abandoning: 20170926 |
|
| AV01 | Patent right actively abandoned |