CN201481592U - Maxillary repairing scaffold - Google Patents
Maxillary repairing scaffold Download PDFInfo
- Publication number
- CN201481592U CN201481592U CN 200920173289 CN200920173289U CN201481592U CN 201481592 U CN201481592 U CN 201481592U CN 200920173289 CN200920173289 CN 200920173289 CN 200920173289 U CN200920173289 U CN 200920173289U CN 201481592 U CN201481592 U CN 201481592U
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- CN
- China
- Prior art keywords
- maxillary
- upper jaw
- bone
- jaw bone
- described upper
- 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.)
- Expired - Lifetime
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/28—Bones
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
Abstract
A maxillary repairing scaffold is capable of meeting requirements of shape repairing of large area maxillary defects and the like, and is characterized by comprising a maxillary shape scaffold body, wherein four projecting connection areas respectively provided with a countersink array structure are sequentially distributed at the upper edge of the maxillary shape scaffold body, the four projecting connection areas include a right side zygomatic bone connection area, a right side pyriform aperture connection area, a left side pyriform aperture connection area and a left side zygomatic bone connection area; a pyriform aperture shape repairing area is arranged between the right side pyriform aperture connection area and the left side pyriform aperture connection area; a maxillary bone grafting area is arranged at the lower edge of the maxillary shape scaffold body; a maxillary alveoli area is arranged between the upper edge and the lower edge of the maxillary shape scaffold body; and the maxillary bone grafting area and the maxillary alveoli area are respectively provided with a through hole array structure.
Description
Technical field
This utility model relates to the implant infrastructure body object that uses in the clinical defect of maxilla prosthesis of medical treatment, particularly a kind of maxillary bone repair stent that can meet requirements such as large tracts of land defect of maxilla form reparation.
Background technology
Owing to reasons such as congenital development problem, gene mutation, tumor resection or wounds, caused the damaged of upper jaw bone, also influenced the basic function of inside, patient oral cavity simultaneously, make a big impact for patient's basic life.Existing medical treatment general using minitype titanium plate and autologous transplanting bone is clinically repaired.But the application clinically of this kind method has bigger limitation.At first it only is applicable to and transplants fibula isocortex bone, and secondly, the minitype titanium plate is the unified specification product, generally only is used for wounds such as repair of bone fractures, can not reach requirements such as large tracts of land defect of maxilla form and function reparation, does not satisfy clinical demand far away.
The utility model content
This utility model provides a kind of maxillary bone repair stent that can meet requirements such as large tracts of land defect of maxilla form reparation at defective that exists in the prior art or deficiency.Described maxillary bone repair stent has the effect of form reparation and function reparation concurrently, thereby satisfies patient's individual demand.
The technical solution of the utility model is as follows:
Maxillary bone repair stent, it is characterized in that, comprise upper jaw bone shape rack body, the bonding pad that all has the counterbore array structure of four projectioies that distribute successively in the upper edge of described upper jaw bone shape rack body: cheekbone bonding pad, right side, apertura piriformis bonding pad, right side, apertura piriformis bonding pad, left side and cheekbone bonding pad, left side; It between apertura piriformis bonding pad, described right side and apertura piriformis bonding pad, left side apertura piriformis form reparation district; Upper jaw bone graft area is distributing in the lower edge of described upper jaw bone shape rack body; The alveoli dentales maxillae district is distributing between the upper edge of described upper jaw bone shape rack body and lower edge; Described upper jaw bone graft area and alveoli dentales maxillae district all have the via-hole array structure.
Described upper jaw bone graft area has and extends back the U type structure that is used to fill spongy bone or powdery bone along the lower edge of described upper jaw bone shape rack body.
Described upper jaw bone graft area has the angular structure that extends back in the top position, lower edge of described upper jaw bone shape rack body, and described angular structure is used for the block bone of two-sided fixedly implantation.
Counter bore hole diameters scope in the described counterbore array structure is 1.0mm～5.0mm, and the through-hole diameter scope in the described via-hole array structure is 1.0mm～5.0mm.
The counterbore in the described counterbore array structure and the centre-to-centre spacing scope of counterbore are 1.0mm～5.0mm, and the through hole in the described via-hole array structure and the centre-to-centre spacing scope of through hole are 1.0mm～5.0mm.
Metal or nonmetallic materials that described upper jaw bone shape rack body adopts permanent implanted cranio-maxillofacial to repair.
Described upper jaw bone shape rack body adopts the surgical implant that satisfies 13810 standards with pure titanium or titanium alloy material, perhaps adopts six aluminum, the seven niobium titanium alloy materials that satisfy ISO or ASTM standard.
The manufacture method of described maxillary bone repair stent is characterized in that may further comprise the steps:
A. gather CT or MRI image that the patient comprises the upper jaw bone zone, obtain the view data of DICOM form;
B. utilize the view data of described DICOM form to carry out three-dimensional reconstruction, on the basis of reconstructed image, carry out the design of maxillary bone repair stent then in conjunction with three-dimensional reconstruction software;
C. the designing requirement inner surface of described maxillary bone repair stent will be fitted with the eclipsed surface of bone of institute, and outer surface will meet repairs required form;
D. but the data that the design of described maxillary bone repair stent is finished are converted to process data, adopt numer centre or CNC milling machine to carry out digitized processing then, process the blank of maxillary bone repair stent;
E. maxillary bone repair stent is carried out post-production and handle, comprising punching, the polishing operation.
CT full name in the medical science: computed tomography, CT are a kind of multiple functional state of an illness detection instruments, and it is that electronic computer x-ray tomography technology is called for short.
MRI is the abbreviation of Magnetic Resnane Iamging, and Chinese is nuclear magnetic resonance.The abbreviation of cad-Computer Aided Design, i.e. computer-aided design.
DICOM is the english abbreviation of Digital Imaging and Communications in Medicine, i.e. digital imaging and communications in medicine.In dicom standard specific definition the composition form and the switching method of image and relevant information thereof, utilize this standard, people can set up the I/O work that an interface is finished image data on image documentation equipment.
Technique effect of the present utility model is as follows:
Maxillary bone repair stent of the present utility model can meet the reparation of large tracts of land defect of maxilla form, has the effect that form reparation and function are repaired concurrently, thereby satisfies patient's individual demand.
Maxillary bone repair stent of the present utility model not only has personalization features, and has the effect of form reparation and function reparation concurrently.Maxillary bone repair stent of the present utility model is primarily aimed at the large defect reparation in upper jaw bone, for it provides a kind of total solution.Recovery support configuration and the match mutually of patient's upper jaw form, support has the bone grafting groove, is convenient to the doctor and carries out from a series of operations such as the transplanting of body bone and Dental Implant.
Description of drawings
Fig. 1 is the structural representation of this utility model maxillary bone repair stent.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the user mode figure of this utility model maxillary bone repair stent.
Reference numeral lists as follows:
Cheekbone bonding pad, 1-right side, apertura piriformis bonding pad, 2-right side, apertura piriformis bonding pad, 3-left side, cheekbone bonding pad, 4-left side, 5-alveoli dentales maxillae district, 6-upper jaw bone graft area, 7-apertura piriformis form reparation district.
The specific embodiment
Below in conjunction with accompanying drawing (Fig. 1-Fig. 3) this utility model is described.
Fig. 1 is the structural representation of this utility model maxillary bone repair stent, and Fig. 2 is the vertical view of Fig. 1.As depicted in figs. 1 and 2, maxillary bone repair stent, comprise upper jaw bone shape rack body, the bonding pad that all has the counterbore array structure of four projectioies that distribute successively in the upper edge of described upper jaw bone shape rack body: cheekbone bonding pad, right side 1, apertura piriformis bonding pad, right side 2, apertura piriformis bonding pad 3, left side and cheekbone bonding pad, left side 4; It between apertura piriformis bonding pad, described right side 2 and apertura piriformis bonding pad, left side 3 apertura piriformis form reparation district 7; Upper jaw bone graft area 6 is distributing in the lower edge of described upper jaw bone shape rack body; Alveoli dentales maxillae district 5 is distributing between the upper edge of described upper jaw bone shape rack body and lower edge; Described upper jaw bone graft area 6 and alveoli dentales maxillae district 5 all have the via-hole array structure.
Described upper jaw bone graft area has and extends back the U type structure that is used to fill spongy bone or powdery bone along the lower edge of described upper jaw bone shape rack body; Perhaps, described upper jaw bone graft area has the angular structure that extends back in the top position, lower edge of described upper jaw bone shape rack body, and described angular structure is used for the block bone of two-sided fixedly implantation.
Counter bore hole diameters scope in the described counterbore array structure is 1.0mm～5.0mm, and the through-hole diameter scope in the described via-hole array structure is 1.0mm～5.0mm.The counterbore in the described counterbore array structure and the centre-to-centre spacing scope of counterbore are 1.0mm～5.0mm, and the through hole in the described via-hole array structure and the centre-to-centre spacing scope of through hole are 1.0mm～5.0mm.Metal or nonmetallic materials that described upper jaw bone shape rack body adopts permanent implanted cranio-maxillofacial to repair.Described upper jaw bone shape rack body adopts the surgical implant that satisfies 13810 standards with pure titanium or titanium alloy material, perhaps adopts six aluminum, the seven niobium titanium alloy materials that satisfy ISO or ASTM standard.
The manufacture method of described maxillary bone repair stent may further comprise the steps:
A. gather CT or MRI image that the patient comprises the upper jaw bone zone, obtain the view data of DICOM form;
B. utilize the view data of described DICOM form to carry out three-dimensional reconstruction, on the basis of reconstructed image, carry out the design of maxillary bone repair stent then in conjunction with three-dimensional reconstruction software;
C. the designing requirement inner surface of described maxillary bone repair stent will be fitted with the eclipsed surface of bone of institute, and outer surface will meet repairs required form;
D. but the data that the design of described maxillary bone repair stent is finished are converted to process data, adopt numer centre or CNC milling machine to carry out digitized processing then, process the blank of maxillary bone repair stent;
E. maxillary bone repair stent is carried out post-production and handle, comprising punching, the polishing operation.
Fig. 3 is the user mode figure of this utility model maxillary bone repair stent.This shows that maxillary bone repair stent is installed in the situation of patient's defect.
The effect of each several part is as follows in the maxillary bone repair stent:
1, right side cheekbone bonding pad---have counter bore structure, be used for recovery support is connected with the right side cheekbone;
2, right side apertura piriformis bonding pad---have counter bore structure, be used for recovery support is connected with the residual bone of right side apertura piriformis;
3, left side apertura piriformis bonding pad---have counter bore structure, be used for recovery support is connected with the residual bone of right side apertura piriformis;
4, left side cheekbone bonding pad---have counter bore structure, be used for recovery support is connected with the left side cheekbone;
5, alveoli dentales maxillae district---have through-hole structure, major function has two, and one for supporting upper jaw zone soft tissue, recovers patient's facial shape;
6, upper jaw bone graft area---have through-hole structure, be used for bone grafting, be used for the Dental Implant of second phase.Its form can be " L " type structure or angular structure, also can be " positive U " type structure, and " L " type structure generally is used for fixing the monoblock fibula of implantation, and " positive U " type structure generally is used to fill powdery bones such as spongy bone or artificial bone.
7, apertura piriformis form reparation district---suitable with residual apertura piriformis structure, be used to repair the configuration of apertura piriformis.
Personalized maxillary bone repair stent can be processed with following material:
1, the surgical implant that satisfies 13810 standards is with pure titanium or titanium alloy material.
2, satisfy six aluminum, the seven niobium titanium alloy materials of ISO or ASTM standard.
3, individual event titanium alloy T LM and TLE etc. (Xibei Inst. of Non-Ferrous Metals is being applied for adding surgical implant and processed the material national standard with titanium or titanium alloy at present).
4, other can be used for metal or nonmetallic materials that permanent implanted cranio-maxillofacial is repaired.
The work flow of personalized maxillary bone repair stent:
1, gathers patient CT or MRI image, obtain the view data of DICOM form.
2, utilize relevant three-dimensional reconstruction software to carry out three-dimensional reconstruction, on the basis of reconstructed image, carry out the design of recovery support then.
3, design feature comprises that inner surface is wanted and eclipsed surface of bone is fitted closely, and outer surface will meet repairs required form.
4, after Design and Machining goes out blank, recovery support is carried out post-production handle, comprising punching, operations such as polishing.
Should be pointed out that the above specific embodiment can make those skilled in the art more fully understand the invention, but do not limit the present invention in any way creation.Therefore, although this description has been described in detail the invention with reference to drawings and Examples,, it will be appreciated by those skilled in the art that still and can make amendment or be equal to replacement the invention; And all do not break away from the technical scheme and the improvement thereof of the spirit and scope of the invention, and it all is encompassed in the middle of the protection domain of the invention patent.
Claims (7)
1. maxillary bone repair stent, it is characterized in that, comprise upper jaw bone shape rack body, the bonding pad that all has the counterbore array structure of four projectioies that distribute successively in the upper edge of described upper jaw bone shape rack body: cheekbone bonding pad, right side, apertura piriformis bonding pad, right side, apertura piriformis bonding pad, left side and cheekbone bonding pad, left side; It between apertura piriformis bonding pad, described right side and apertura piriformis bonding pad, left side apertura piriformis form reparation district; Upper jaw bone graft area is distributing in the lower edge of described upper jaw bone shape rack body; The alveoli dentales maxillae district is distributing between the upper edge of described upper jaw bone shape rack body and lower edge; Described upper jaw bone graft area and alveoli dentales maxillae district all have the via-hole array structure.
2. maxillary bone repair stent according to claim 1 is characterized in that, described upper jaw bone graft area has and extends back the U type structure that is used to fill spongy bone or powdery bone along the lower edge of described upper jaw bone shape rack body.
3. maxillary bone repair stent according to claim 1, it is characterized in that, described upper jaw bone graft area has the angular structure that extends back in the top position, lower edge of described upper jaw bone shape rack body, and described angular structure is used for the block bone of two-sided fixedly implantation.
4. maxillary bone repair stent according to claim 1 is characterized in that, the counter bore hole diameters scope in the described counterbore array structure is 1.0mm～5.0mm, and the through-hole diameter scope in the described via-hole array structure is 1.0mm～5.0mm.
5. maxillary bone repair stent according to claim 1, it is characterized in that, the counterbore in the described counterbore array structure and the centre-to-centre spacing scope of counterbore are 1.0mm～5.0mm, and the through hole in the described via-hole array structure and the centre-to-centre spacing scope of through hole are 1.0mm～5.0mm.
6. maxillary bone repair stent according to claim 1 is characterized in that, metal or nonmetallic materials that described upper jaw bone shape rack body adopts permanent implanted cranio-maxillofacial to repair.
7. maxillary bone repair stent according to claim 1, it is characterized in that, described upper jaw bone shape rack body adopts the surgical implant that satisfies 13810 standards with pure titanium or titanium alloy material, perhaps adopts six aluminum, the seven niobium titanium alloy materials that satisfy ISO or ASTM standard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920173289 CN201481592U (en) | 2009-08-27 | 2009-08-27 | Maxillary repairing scaffold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920173289 CN201481592U (en) | 2009-08-27 | 2009-08-27 | Maxillary repairing scaffold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201481592U true CN201481592U (en) | 2010-05-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200920173289 Expired - Lifetime CN201481592U (en) | 2009-08-27 | 2009-08-27 | Maxillary repairing scaffold |
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| Country | Link |
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| CN (1) | CN201481592U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105078612A (en) * | 2015-08-19 | 2015-11-25 | 深圳市大族三维科技有限公司 | Temple prosthesis and manufacturing method thereof |
-
2009
- 2009-08-27 CN CN 200920173289 patent/CN201481592U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105078612A (en) * | 2015-08-19 | 2015-11-25 | 深圳市大族三维科技有限公司 | Temple prosthesis and manufacturing method thereof |
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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: 20100526 Effective date of abandoning: 20090827 |