CN207323570U - A kind of personalization mouth cavity planting body - Google Patents
A kind of personalization mouth cavity planting body Download PDFInfo
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- CN207323570U CN207323570U CN201720317970.3U CN201720317970U CN207323570U CN 207323570 U CN207323570 U CN 207323570U CN 201720317970 U CN201720317970 U CN 201720317970U CN 207323570 U CN207323570 U CN 207323570U
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Abstract
It the utility model is related to a kind of personalized mouth cavity planting body, including planting phosphor bodies, plantation phosphor bodies include planting body body portion and implant neck platform, planting body body portion is equipped with the groove for being used for accommodating alveolar bone, and the lower part in planting body body portion is equipped with the fixing screws for being used for fixing planting body body portion and alveolar bone.The utility model is mainly used for edentulous region alveolar bone severe atrophy presentation bladed alveolar ridge and phatnoma bone height is also undesirable, so that the agomphosis patient of endosteal implant cannot be used.The preparation method of the personalized mouth cavity planting body of the utility model is to carry out CT scan to patient edentulous region alveolar bone, patient's agomphosis position alveolar bone shape, size data are obtained, the design of personalized mouth cavity planting body is carried out according to obtained real data, prepared by processing.The utility model implantation methods use subperiosteal implantation, compared with endosseous implant technology routine clinical at present, can increase the contact area of planting body and alveolar bone, reduce the risk of wound and postoperative infection.
Description
Technical field
The utility model belongs to the field of medical instrument technology, and in particular to a kind of personalization mouth cavity planting body and its preparation side
Method.
Background technology
Due to dentistry implant reparation have compared with traditional fixed bridge and removable denture reparation it is reliable, comfortable etc. special
Point, research and use of the people to it are increasingly paid close attention to.Counted according to authoritative institution, there are about 10% people can select kind in life
Tooth implantation technology repairs tooth., can preferred tooth-implanting close to 50% defect of dentition and dentition defect patient in developed country
Technology reparation, therefore tooth implant has broad prospects in dental care field.
At present, clinical usually used planting body is cylindricality or root type, by being anchored in bone, and and bone tissue
Generation synosteosis, supports base station to carry out hat reparation, i.e. endosseous implant method.The Chinese invention patent patent No. 200920023289.3,
March 12 2009 applying date discloses a kind of mouth cavity planting body, and the body portion of the planting body is made of cylindrical section and conical section, body
Portion is equipped with external screw thread, and external screw thread extends and gradually becomes shallower as from the junction of cylindrical section and conical section to both ends.Chinese invention patent
The patent No. 201220137676.1, April 1 2012 applying date discloses a kind of mouth cavity planting body and its component, by planting body
Neck, the body portion of planting body and planting body root composition, implant neck, the body portion of planting body and planting body root diameter (RD) according to
Secondary reduction and with tapered, it is in tapered root shape to make the planting body monnolithic case.Planting body of the prior art above
It is cylindricality, root type or taper.The patient of bladed alveolar ridge, phatnoma bone height are presented for edentulous region alveolar bone severe atrophy
It is undesirable so that surrounding bone amount is unable to reach requirement or is limited and can not gone by height and surrounding anatomical structures after planting body implantation
Plantation is repaired, and according to being planted after bone grafting, then surgical procedure is complicated and wound is big.
Utility model content
In order to solve the patient existing in the prior art that bladed alveolar ridge is presented for edentulous region alveolar bone severe atrophy
Surrounding bone amount, which is unable to reach, after planting body implantation requires or is limited by height and surrounding anatomical structures not going what plantation was repaired
Problem, the utility model provide a kind of personalized mouth cavity planting body and preparation method thereof, can increase planting body and alveolar bone
Contact area, avoid bone grafting, simplify operation, reduce the risk of wound and postoperative infection.Skill to be solved in the utility model
Art problem is achieved through the following technical solutions：
A kind of personalization mouth cavity planting body, including plantation phosphor bodies, plantation phosphor bodies include planting body body portion and are arranged on
The implant neck platform on planting body body portion top, the planting body body portion are equipped with bottom opening and for accommodating the recessed of alveolar bone
Groove, the lower part in planting body body portion, which is equipped with, to be used for the fixing screws in planting body body portion and alveolus bone fixation.
Further, the planting body body portion include be sheet the first planting body butt and the second planting body butt,
The bottom surface of the top of first planting body butt and the top of the second planting body butt with implant neck platform is connected, the first
Implant butt, the second planting body butt and implant neck platform form the groove.
Further, the groove is reverse V-shaped or inverted U-shaped.
Further, the implant neck platform is cylindrical bar；The top surface of implant neck platform is equipped with upward
Protrusion and the octagonal prism for connecting base station, octagonal prism and implant neck platform are coaxial；The implant neck
Platform center, which is equipped with, has female axially extending bore, and axially extending bore runs through the octagonal prism.
Further, the fixing screws are two, and the lower part of the first planting body butt, which is equipped with, to be used to install one
First screw countersunk head through hole of fixing screws, the lower part of the second planting body butt, which is equipped with, to be used to install another fixing screws
The second screw countersunk head through hole；
First screw countersunk head through hole and the second interlaced distribution of screw countersunk head through hole；
The central axis of first screw countersunk head through hole is vertical with the outer surface of the first planting body butt, and the second screw countersunk head leads to
The central axis in hole is vertical with the outer surface of the second planting body butt.
Further, the fixing screws include screw cap and the shank of screw being connected with screw cap, the shank of screw
Threaded portion is the triangular form tapping screw thread that thread form angle is 40 °, and pitch is 0.4 millimeter, and shank of screw surface is using at differential arc oxidation
Reason；
The top of screw cap is cross twisting groove that is flat and being provided with installation.
A kind of preparation method of personalization mouth cavity planting body, comprises the following steps：
（1）CT scan is carried out to agomphosis patient alveolar bone, forms alveolar bone threedimensional model, and the scanning number to agomphosis position
According to three-dimensional reconstruction is carried out, 3-D view is formed；
（2）The 3-D view is measured, the repairing that agomphosis position is carried out according to measurement result is rebuild, and forms agomphosis
The reconstruction model at position；
（3）The reconstruction model of the alveolar bone threedimensional model and the agomphosis position is subjected to three dimensional practicality with 3D printer
3D printing, so as to obtain 3D alveolus bone model and 3D agomphosis position reconstruction model, the 3D agomphosis position reconstruction model, that is, kind
The three-dimensional entity model of implant main body；
（4）3D alveolus bone model and the three-dimensional entity model of plantation phosphor bodies are cooperated, observed by the naked eye and hand
The dynamic degree of sense confirms the three-dimensional entity models of plantation phosphor bodies and whether closely sealed note is attached at 3D alveolus bone model agomphosis；
（5）Confirm that three-dimensional entity model and the closely sealed note at 3D alveolus bone model agomphosis of plantation phosphor bodies are attached, according to kind
The data of the three-dimensional entity model of implant main body, are programmed and processed using numerical control machining center, obtain personalized oral cavity kind
Implant semi-finished product；
（6）Axially extending bore, the first screw countersunk head that the mouth cavity planting body semi-finished product are carried out with implant neck platform lead to
Hole and the processing of the second screw countersunk head through hole, obtain personalized mouth cavity planting body finished product；
（7）Personalized mouth cavity planting body finished product and the 3D alveolus bone model are cooperated again, confirm personalized mouth
The note at chamber planting body finished product inner surface and agomphosis position in 3D alveolus bone models is attached to fit like a glove, final to confirm personalized oral cavity kind
Implant finished product is completed.
A kind of implantation methods of personalization mouth cavity planting body, comprise the following steps：
（1）Sterilization treatment is carried out to the plantation phosphor bodies；
（2）Cut and peel off agomphosis patient edentulous region alveolus bone and soft tissue, exposure alveolar bone；
（3）The alveolar bone groove inner surface note in the planting body body portion of the plantation phosphor bodies after sterilizing being attached at agomphosis
On, and confirm completely closely sealed；
（4）Two fixing screws are screwed in into alveolar bone by the first screw countersunk head through hole and the second screw countersunk head through hole respectively
It is interior, complete the fixation of plantation phosphor bodies and alveolar bone；
（5）By cover screw in implant neck platen cover；
（6）By alveolar bone suturing soft tissue, the subperiosteum implantation process of the personalized mouth cavity planting body of completion.
The beneficial effects of the utility model：
The personalized mouth cavity planting body of the utility model belongs to subperiosteal implant system, during implant operation, passes through
Attached and by fixing screws the fixation with the direct note of alveolus bone surface of the groove inner surface of personalized mouth cavity planting body, realizes
Bladed alveolar ridge, and the plantation and reparation of the undesirable patient of phatnoma bone height is presented in edentulous region alveolar bone severe atrophy, avoids planting
Bone, simplifies operation, reduces the risk of postoperative infection.The personalized mouth cavity planting body of the utility model is planted using subperiosteum,
Not only possess and consolidate performance excellent initial stage, additionally it is possible to increase planting body and jawbone contact area, improve edentulous region alveolar bone
The permanently effective firm success rate of personalized mouth cavity planting body of severe atrophy patient.The personalized tooth-planting of the utility model
The preparation method of body is root after agomphosis position alveolar bone shape, size is determined according to patient edentulous region alveolar bone CT scan piece
Personalized design is carried out according to obtained real data, prepared by processing.
The utility model is described in further details below with reference to accompanying drawings and embodiments.
Brief description of the drawings
Fig. 1 is the personalized mouth cavity planting body structure diagram of the utility model；
Fig. 2 is the personalized mouth cavity planting body agent structure schematic diagram of the utility model；
Fig. 3 is the personalized mouth cavity planting body fixing screws structure diagram of the utility model；
Fig. 4 is the personalized mouth cavity planting body fixing screws structure diagram of the utility model；
In figure：A- kinds plant phosphor bodies；B- fixing screws；A1- planting body bodies portion；A2- implant neck platforms；A3- grooves；
A4- the first planting body butts；A5- the second planting body butts；A6- octagonal prisms；A7- axially extending bores；A8- the first screw countersunk heads
Through hole；A9- the second screw countersunk head through holes；B1- screw caps；B2- shanks of screw；B3- cross twisting grooves.
Embodiment
For the technological means and effect that the utility model is reached predetermined purpose and taken is expanded on further, below in conjunction with attached drawing
And embodiment describes as follows specific embodiment of the present utility model, architectural feature and its effect in detail.
A kind of personalized mouth cavity planting body as shown in Figure 1 to 4, including planting body main body A, planting body main body A include
The planting body body portion A1 and implant neck platform A2 for being arranged on planting body body portion A1 tops, planting body body portion A1 are opened equipped with bottom surface
The lower part of mouth and the groove A3 for accommodating alveolar bone, planting body body portion A1, which are equipped with, to be used to consolidate planting body body portion A1 and alveolar bone
Fixed fixing screws B.The appearance and size of planting body body portion A1 and reverse V-shaped or inverted U groove A3 interior chamber size, according to patient
Edentulous region alveolar bone CT scan piece carries out personalized designs and determines, 12~18 millimeters of the height of planting body body portion A1；Outside groove A3
Maximum width of face is 10 millimeters；It is attached by direct, the closely sealed note of groove A3 inner surfaces and alveolus bone surface and pass through fixation
Part is fixed, and realizes edentulous region alveolar bone severe atrophy and bladed alveolar ridge, and the plantation of the undesirable patient of phatnoma bone height is presented
With reparation, add personalized mouth cavity planting body and avoid bone grafting with alveolar bone or jawbone contact area, simplify operation, reduce art
The risk of postoperative infection.Using medical pure titanium material, prepared by way of personalized designs, mechanical processing.
Planting body body portion A1 include be sheet the first planting body butt A4 and the second planting body butt A5, first kind of plant
The bottom surface of the top of body butt A4 and the top of the second planting body butt A5 with implant neck platform A2 is connected, first kind of plant
Body butt A4, the second planting body butt A5 and implant neck platform A2 form groove A3.First planting body butt of sheet
A4 and the second planting body butt A5 are similar with the shape of root of the tooth with the shape that implant neck platform A2 is formed, can be with alveolar bone
Fitting well.
Implant neck platform A2 is used to connect for cylindrical bar repairs base station.The top surface of implant neck platform A2 is set
Have raise up and for connect retained abutment octagonal prism A6, octagonal prism A6 and implant neck platform A2 it is same
Axis；Implant neck platform A2 centers, which are equipped with, has female axially extending bore A7, and axially extending bore A7 runs through the octagonal rib
Column A6.Base station and octagonal prism A6 nested encryptions are repaired, central fixing screws, which pass through, repairs base station and axially extending bore A7 and tooth
Groove bone connects, and improves the permanently effective stability of personalized mouth cavity planting body.
In the present embodiment, 4.5~6.0 millimeters, preferably 4.6 millimeters of implant neck platform A2 diameters；Implant neck is put down
Octagonal prism A6 centrally disposed platform A2, edge lengths are 2~5 millimeters by 1 millimeter of height.Implant neck platform A2 centers
The axially extending bore A7 of the internal thread of setting, a diameter of 2~3 millimeters of axially extending bore；
Fixing screws B is two, and the lower part of the first planting body butt A4, which is equipped with, is fitted into the first of a fixing screws B
The second screw that the lower part of screw countersunk head through hole A8, the second planting body butt A5 are equipped with another fixing screws of installation B sinks
Head through hole A9；The interlaced distribution in position of first screw countersunk head through hole A8 and the second screw countersunk head through hole A9, the first screw sink
The relative position of head through hole A8 and the second screw countersunk head through hole A9 is interspersed, so that the axial centerline of the two is mutual
Stagger, to meet to be implanted into installation requirements.The central axis of first screw countersunk head through hole A8 and the first planting body butt A4 outer surfaces
Vertically, the central axis of the second screw countersunk head through hole A9 is vertical with the second planting body butt A5 outer surfaces, this allows for two admittedly
Determine more reliable and more stable after screw is installed.Two fixing screws B screw in the first screw countersunk head through hole A8 respectively and the second screw sinks
Head through hole A9, to fix planting body body portion A1.
Two screw countersunk head through holes can be designed as screwed countersunk head through hole, countersunk head through hole major diameter for 3.0~
4.0 millimeters, preferably 3 millimeters, minor diameter are 1.5~2.5 millimeters, and preferably 2.0 millimeters, central shaft line position staggers mutually, with
Butt outer surface is vertical.
Fixing screws B includes the screw cap B1 and shank of screw B2 being connected with screw cap B1, the threaded portion of the shank of screw B2
It is divided into the triangular form tapping screw thread that thread form angle is 40 °, pitch is 0.4 millimeter.Shank of screw B2 surfaces are handled using differential arc oxidation, are increased
Bioactivity is added.The top of screw cap B1 is cross twisting groove B3 that is flat and being provided with installation.
A kind of preparation method of personalization mouth cavity planting body, comprises the following steps：
（1）CT scan is carried out to agomphosis patient alveolar bone, forms alveolar bone threedimensional model, and the scanning number to agomphosis position
According to three-dimensional reconstruction is carried out, 3-D view is formed；
（2）The 3-D view is measured, the repairing that agomphosis position is carried out according to measurement result is rebuild, and forms agomphosis
The reconstruction model at position；
（3）The reconstruction model of the alveolar bone threedimensional model and the agomphosis position is subjected to three dimensional practicality with 3D printer
3D printing, so as to obtain 3D alveolus bone model and 3D agomphosis position reconstruction model, the 3D agomphosis position reconstruction model, that is, kind
The three-dimensional entity model of implant main body；
（4）3D alveolus bone model and the three-dimensional entity model of plantation phosphor bodies are cooperated, observed by the naked eye and hand
The dynamic degree of sense confirms the three-dimensional entity models of plantation phosphor bodies and whether closely sealed note is attached at 3D alveolus bone model agomphosis；
（5）Confirm that three-dimensional entity model and the closely sealed note at 3D alveolus bone model agomphosis of plantation phosphor bodies are attached, according to kind
The data of the three-dimensional entity model of implant main body, are programmed and processed using numerical control machining center, obtain personalized oral cavity kind
Implant semi-finished product；
（6）Axially extending bore, the first screw countersunk head that the mouth cavity planting body semi-finished product are carried out with implant neck platform lead to
Hole and the processing of the second screw countersunk head through hole, obtain personalized mouth cavity planting body finished product；
（7）Personalized mouth cavity planting body finished product and the 3D alveolus bone model are cooperated again, confirm personalized mouth
The note at the groove inner surface of chamber planting body finished product and agomphosis position in 3D alveolus bone models is attached to fit like a glove, it is final confirm it is personalized
Mouth cavity planting body finished product is completed.
A kind of implantation methods of personalization mouth cavity planting body, comprise the following steps：
（1）Sterilization treatment is carried out to the planting body main body A；
（2）Cut and peel off agomphosis patient edentulous region alveolus bone and soft tissue, exposure alveolar bone；
（3）The tooth groove A3 inner surface notes of the planting body body portion A1 of planting body main body A after sterilizing being attached at agomphosis
On groove bone, and confirm completely closely sealed；
（4）Two fixing screws B are screwed in by the first screw countersunk head through hole A8 and the second screw countersunk head through hole A9 respectively
In alveolar bone, the fixation of planting body main body A and alveolar bone is completed；
（5）Implant neck platform A2 is covered into cover screw；
（6）By alveolar bone suturing soft tissue, the subperiosteum implantation process of the personalized mouth cavity planting body of completion.
The making of the utility model and its using process, is embodied for a certain position lower jaw agomphosis patient：
1st, CT scan is carried out to certain agomphosis patient's alveolus bony site, the CT data imprinting in dicom format that scanning is obtained
On CD；CT data are imported with software, the position for needing three-dimensional reconstruction is identified and set according to planting requirement, establishes coordinate body
It is and defines the position of threedimensional model, size.
2nd, the position for the threedimensional model handled well with software importing, the data of size（STL forms）, three are verified again
Tie up the matching rebuild；Threedimensional model is further adjusted, is allowed to closely sealed affixed with the alveolar bone at lower jaw agomphosis, so as to ensure hand
Art is closely sealed with patient's agomphosis position alveolar bone when installing.
3rd, the 3D printing of three dimensional practicality is carried out using 3D printer, so as to obtain patient's 3D alveolus bone model and planting body master
The three-dimensional entity model of body.The data of the three-dimensional entity model for the plantation phosphor bodies that export modification finishes, save as STL forms,
And export to equipment such as machining centers.
4th, pure titanium sheet plate is got out by the actual size size of the three-dimensional entity model of plantation phosphor bodies, will be ready to
Pure titanium sheet plate be fixed in the frock of machining center, by STL forms plantation phosphor bodies three-dimensional entity model compiled
Shaping is processed to pure titanium sheet plate after journey, obtains the semi-finished product of personalized mouth cavity planting body, its appearance and size is：Plantation
15 millimeters of body body height, maximum exterior surface width are 10 millimeters；Implant neck platform diameter is 4.6 millimeters, planting body neck
The octagonal prism of portion's Platform center protrusion is 2.5 millimeters to edge lengths, 1 millimeter of height；Groove and mandible model three
It is mutually closely sealed affixed to tie up entity.
5th, the neck axially extending bore and the first screw countersunk head through hole and the second spiral shell of personalized mouth cavity planting body semi-finished product are completed
Follow closely the processing of countersunk head through hole, a diameter of 2.0 millimeters of axially extending bore, 60 ° of triangular form screw thread, 0.4 millimeter of pitch；Two radicles
First screw countersunk head through hole and the second screw countersunk head through hole major diameter are 3.0 millimeters, and minor diameter is 2.0 millimeters, its center axis
Position is mutually staggered, vertical with butt outer surface.Finally obtain personalized mouth cavity planting body finished product.
6th, the patient's 3D alveolus bone models that will be obtained by being machined obtained personalized mouth cavity planting body and 3D printing
Cooperate, observe its again through naked eyes and feel and affixed closely sealed cut no innervation；
7th, personalized tooth-planting phosphor bodies are handled using stringent sterilization is preceding had to pass through, and surgical incision simultaneously peels off edentulous region
Alveolus bone and soft tissue, exposure alveolar bone.
8th, the groove surfaces note of personalized mouth cavity planting body is invested on the alveolar bone at agomphosis, and confirms groove inner surface
Complete note invests alveolus bone surface.
9th, select aseptic packaging, surface handle through differential arc oxidation a diameter of 2.0 millimeters, length is 5 millimeters of TC4 titaniums
Tapping screw is screwed in alveolar bone by countersunk head through hole, completes kind of a fixation for personalized mouth cavity planting body and alveolar bone.
10th, a diameter of 4.6 millimeters of the cover screw on the implant neck platform band of personalized mouth cavity planting body, will be soft
Tissue apposition, completes the planting process of personalized mouth cavity planting body.
Above content is to combine specific preferred embodiment further detailed description of the utility model, it is impossible to
Assert that the specific implementation of the utility model is confined to these explanations.For the ordinary skill of the utility model technical field
For personnel, without departing from the concept of the premise utility, some simple deduction or replace can also be made, should all be regarded
To belong to the scope of protection of the utility model.
Claims (6)
1. a kind of personalization mouth cavity planting body, including plantation phosphor bodies（A）, plant phosphor bodies（A）Including planting body body portion（A1）
Be arranged on planting body body portion（A1）The implant neck platform on top（A2）, it is characterised in that：The planting body body portion（A1）
Equipped with bottom opening and it is used for the groove for accommodating alveolar bone（A3）, planting body body portion（A1）Lower part be equipped with and be used for planting body body
Portion（A1）With the fixing screws of alveolus bone fixation（B）.
A kind of 2. personalized mouth cavity planting body according to claim 1, it is characterised in that：The planting body body portion（A1）Bag
Include be sheet the first planting body butt（A4）With the second planting body butt（A5）, the first planting body butt（A4）Top and
Second planting body butt（A5）Top with implant neck platform（A2）Bottom surface be connected, the first planting body butt（A4）、
Second planting body butt（A5）And implant neck platform（A2）Form the groove（A3）.
A kind of 3. personalized mouth cavity planting body according to claim 1 or 2, it is characterised in that：The groove（A3）To fall V
Type is inverted U-shaped.
A kind of 4. personalized mouth cavity planting body according to claim 1 or 2, it is characterised in that：The implant neck is put down
Platform（A2）For cylindrical bar；Implant neck platform（A2）Top surface be equipped with and raise up and for connecting the octagonal of base station
Prism（A6）, octagonal prism（A6）With implant neck platform（A2）Coaxially；The implant neck platform（A2）Center is set
There is the female axially extending bore of tool（A7）, axially extending bore（A7）Through the octagonal prism（A6）.
A kind of 5. personalized mouth cavity planting body according to claim 1 or 2, it is characterised in that：The fixing screws（B）For
Two, the first planting body butt（A4）Lower part be equipped be used for install a fixing screws（B）The first screw countersunk head lead to
Hole（A8）, the second planting body butt（A5）Lower part be equipped be used for another fixing screws is installed（B）The second screw sink
Head through hole（A9）；
First screw countersunk head through hole（A8）With the second screw countersunk head through hole（A9）Interlaced distribution；
First screw countersunk head through hole（A8）Central axis and the first planting body butt（A4）Outer surface it is vertical, the second screw sinks
Head through hole（A9）Central axis and the second planting body butt（A5）Outer surface it is vertical.
A kind of 6. personalized mouth cavity planting body according to claim 5, it is characterised in that：The fixing screws（B）Including
Screw cap（B1）And and screw cap（B1）The shank of screw of connection（B2）, the shank of screw（B2）Threaded portion be that thread form angle is
40 ° of triangular form tapping screw thread, pitch are 0.4 millimeter, shank of screw（B2）Surface is handled using differential arc oxidation；Screw cap（B1）'s
Top is cross twisting groove that is flat and being provided with installation（B3）.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720317970.3U CN207323570U (en) | 2017-03-29 | 2017-03-29 | A kind of personalization mouth cavity planting body |
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| CN201720317970.3U CN207323570U (en) | 2017-03-29 | 2017-03-29 | A kind of personalization mouth cavity planting body |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106974737A (en) * | 2017-03-29 | 2017-07-25 | 西安康拓医疗技术有限公司 | A kind of personalized mouth cavity planting body and preparation method thereof |
| CN113730001A (en) * | 2021-10-09 | 2021-12-03 | 四川大学 | Personalized oral implant and preparation method thereof |
-
2017
- 2017-03-29 CN CN201720317970.3U patent/CN207323570U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106974737A (en) * | 2017-03-29 | 2017-07-25 | 西安康拓医疗技术有限公司 | A kind of personalized mouth cavity planting body and preparation method thereof |
| CN113730001A (en) * | 2021-10-09 | 2021-12-03 | 四川大学 | Personalized oral implant and preparation method thereof |
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Address after: 710304 Shaanxi city of Xi'an province science and technology industrial base of Qinling Mountains high tech Zone Cottage Road West No. 6 Patentee after: Xi'an Kangtuo Medical Technology Co., Ltd Address before: 710304 Shaanxi city of Xi'an province science and technology industrial base of Qinling Mountains high tech Zone Cottage Road West No. 6 Patentee before: Xi'an Kangtuo Medical Technology Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder |