CN214966961U - Digital 3D plants baffle - Google Patents
Digital 3D plants baffle Download PDFInfo
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- CN214966961U CN214966961U CN202120917255.XU CN202120917255U CN214966961U CN 214966961 U CN214966961 U CN 214966961U CN 202120917255 U CN202120917255 U CN 202120917255U CN 214966961 U CN214966961 U CN 214966961U
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Abstract
The utility model provides a baffle is planted to digital 3D, including the tooth mould: the dental models are manufactured one by one according to the oral cavity data information of the patient; hole site: the dental model comprises a hole site, the hole site is the part of the patient needing dental implantation, and the hole site is drilled out on the dental model through a drill bit of a numerical control machine tool; the tooth fixing block assembly comprises a tooth fixing block, the tooth fixing block is pre-placed in the hole, and the tooth fixing block is fixedly connected with the dental model; the dental model comprises a dental model sheet outside, so that the tooth fixing block is fixed on the dental model sheet.
Description
Technical Field
The utility model relates to a plant baffle preparation technical field, what especially relate to is a baffle is planted to digital 3D.
Background
When a dentist performs a dental implant operation, the part of a tooth to be implanted needs to be accurately punched. The traditional dental implant drilling mode can not accurately position holes, only needs dentist experience to operate, and results in insufficient drilling precision and stability and operation risk.
In order to overcome the defects of traditional tooth implantation punching, the implant guide plate is adopted to realize accurate positioning and stable drilling in the related field. At present, it prints to make to plant the baffle most utilization 3D printing technique to be equipped with the guiding hole on planting the baffle, the patient wears to plant behind the baffle, can confirm to plant the portion center, realizes accurate stable drilling. However, the planting guide plate printed by the 3D printing technology has a large influence on the precision of the guide plate due to the printing layer height, the printing layer height needs to be reduced for meeting the precision requirement of the guide plate, and meanwhile, the printing time can be multiplied. The patent provides a quick and accurate planting guide plate manufacturing method.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a baffle is planted to digital 3D to solve the traditional problem that planting baffle efficiency and precision can't be got concurrently that exists among the correlation technique.
The utility model provides a baffle is planted to digital 3D, include:
a tooth model: the dental models are manufactured one by one according to the oral cavity data information of the patient;
hole site: the dental model comprises a hole site, the hole site is the part of the patient needing dental implantation, and the hole site is drilled out on the dental model through a drill bit of a numerical control machine tool;
the tooth fixing block assembly comprises a tooth fixing block, the tooth fixing block is pre-placed in the hole, and the tooth fixing block is fixedly connected with the dental model;
the dental model comprises a dental diaphragm outside, so that the tooth fixing block is fixed on the dental diaphragm.
Further, the dental model is manufactured into a dental model of a patient one by adopting a 3D printing technology.
Further, the relative positions of the tooth fixing blocks on the dental model are as follows:
the length L of the edge of the drill is equal to the planned drilling depth C in the bone, the gum height B and the tooth fixing block height A.
Further, the dental model needs to be drilled with a depth C':
the length L 'of the tooth root fixing nail is equal to the depth C' of the hole to be drilled on the dental model + the height B of the gum and the height A of the tooth fixing block.
Furthermore, the tooth fixed block assembly comprises tooth root fixing nails, a tooth fixed block and tooth fixing nails, and the tooth fixed block is fixed on the dental cast through the tooth root fixing nails and the tooth fixing nails.
Further, the root of tooth staple includes root of tooth post, platform portion, fixed cylinder, and platform portion is fixed to be set up in the one end of root of tooth post to platform portion and root of tooth post are "T" font structure, and fixed cylinder is fixed to be set up in platform portion, and fixed cylindrical shape is circular.
Furthermore, the two side faces of the tooth fixing block are vertical planes, a hollow circular through hole is formed in the middle of the tooth fixing block, the outer diameter of the fixing cylinder is smaller than the inner diameter of the circular through hole, the tooth fixing block can be sleeved on the outer side of the fixing cylinder through the circular through hole, and the tooth fixing block is limited by the platform part so that the tooth fixing block is located on the platform part.
Further, the fixing cylinder comprises a threaded hole, the threaded hole is formed in the middle of the fixing cylinder, an internal thread is formed in the threaded hole, the tooth fixing nail is provided with an external thread, the tooth fixing nail and the fixing cylinder are matched with each other, the tooth fixing block is fixedly connected with the fixing cylinder, and then the tooth fixing block is fixedly connected with the tooth root fixing nail.
Further, the tooth fixing nail comprises a top plate and a threaded column, the threaded column is fixed below the top plate, and the threaded column is in threaded connection with the threaded hole.
Further, the root column, the platform part, the fixing cylinder, the tooth fixing block, the top plate and the threaded column are all made of titanium-containing alloy.
Compared with the prior art, the utility model discloses the beneficial effect who reaches is:
the utility model provides a baffle is planted to digital 3D adopts digit control machine tool to drill processing to patient's dental model ingeniously, has used tooth fixed block subassembly simultaneously, with tooth fixed block and dental model fixed connection, then adopts the film pressing machine to carry out the film pressing to the dental model for the tooth fixed block is fixed on the dentistry diaphragm, finally obtains the 3D that has the tooth fixed block and plants the baffle. The utility model provides a pair of baffle is planted to digital 3D can realize the preparation of high-accuracy, digital planting baffle.
Drawings
Fig. 1 is a pre-installed view of a digital 3D planting guide plate according to the present invention;
FIG. 2 is a pre-installed view of the digital 3D implanting guide plate for implanting the tooth root fixture pin therein;
fig. 3 is an exploded view of a tooth fixing block assembly of the digital 3D implant guide plate of the present invention.
Reference numbers in the figures:
y, a dental model; 1. fixing nails for tooth roots; 2. a root post; 3. a platform part; 4. fixing the cylinder; 5. a tooth fixing block; 6. a tooth fixing nail; 7. a top plate; 8. a threaded post; 9. rotating the auxiliary groove; 10. a circular through hole; 11. a threaded hole; 12. and (6) clamping the strip.
Detailed Description
The present invention will be further described below based on preferred embodiments with reference to the accompanying drawings.
In addition, for convenience of understanding, various components on the drawings are enlarged (thick) or reduced (thin), but this is not intended to limit the scope of the present invention.
Singular references also include plural references and vice versa.
In the description of the embodiments of the present invention, it should be noted that, if the terms "upper", "lower", "left", "right", "inner", "outer" and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, the description is only for convenience of description and simplification, but the indication or suggestion that the device or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be interpreted as limiting the present invention. Furthermore, in the description of the present invention, the terms first, second, etc. are used herein to distinguish between different elements, but these should not be limited by the order of manufacture or construed to indicate or imply relative importance, and their names may differ between the detailed description of the invention and the claims.
The words used in this specification are words of description used in describing embodiments of the invention, but are not intended to limit the invention. It is also to be understood that, unless otherwise expressly stated or limited, the terms "disposed," "connected," and "connected" are intended to be open-ended, i.e., may be fixedly connected, detachably connected, or integrally connected; they may be mechanically coupled, directly coupled, indirectly coupled through intervening media, or may be interconnected between two elements. The above-mentioned meaning belonging to the present invention is specifically understood by those skilled in the art.
The utility model provides a baffle is planted to digital 3D, include:
a tooth model: the dental models are manufactured one by one according to the oral cavity data information of the patient;
hole site: the dental model comprises a hole site, the hole site is the part of the patient needing dental implantation, and the hole site is drilled out on the dental model through a drill bit of a numerical control machine tool;
the tooth fixing block assembly comprises a tooth fixing block, the tooth fixing block is pre-placed in the hole, and the tooth fixing block is fixedly connected with the dental model;
the dental model comprises a dental diaphragm outside, so that the tooth fixing block is fixed on the dental diaphragm.
A brief description of a digital 3D planting guide plate is provided below in conjunction with a digital 3D planting guide plate method, including the steps of:
a: acquiring oral cavity data information of a patient, and one-to-one manufacturing a dental model Y of the patient according to the acquired oral cavity data information of the patient;
b: acquiring information of a tooth to be implanted on a dental model Y according to the acquired oral cavity data information of the patient;
c: c, conveying the dental model Y manufactured in the step A to a numerical control machine tool, and drilling the part of the patient needing the dental implant;
d: c, placing a tooth fixing block component in the tooth model Y after the drilling processing in the step C, and fixedly connecting the tooth fixing block 5 with the tooth model Y;
e: placing the dental model Y fixed with the tooth fixing block 5 in the step D on a film pressing machine, placing a dental diaphragm on the film pressing machine, and pressing the film of the dental model Y to fix the tooth fixing block 5 on the dental diaphragm;
f: and E, taking down the dental film covered on the dental model Y obtained in the step E, and thus obtaining the 3D planting guide plate.
Step D tooth root fixed block subassembly includes tooth root staple 1, tooth fixed block 5, tooth staple 6, and tooth root staple 1 includes tooth root post 2, platform portion 3, fixed cylinder 4, and platform portion 3 is fixed to be set up in the top one end of tooth root post 2 to platform portion 3 and tooth root post 2 are "T" font structure, and fixed cylinder 4 is fixed to be set up in the 3 tops of platform portion, and fixed cylinder 4's shape is circular.
Further, the middle of the tooth fixing block 5 is provided with a hollow circular through hole 10, the outer diameter of the fixing cylinder 4 is smaller than the inner diameter of the circular through hole 10, the tooth fixing block 5 can be sleeved outside the fixing cylinder 4 through the circular through hole 10, and the platform part 3 limits the tooth fixing block 5, so that the tooth fixing block 5 is located on the platform part 3.
Further, the fixing cylinder 4 comprises a threaded hole 11, the threaded hole 11 is formed in the middle of the fixing cylinder 4, the threaded hole 11 is provided with an internal thread, the tooth fixing nail 6 is provided with an external thread, the tooth fixing nail and the fixing cylinder are mutually matched, the tooth fixing block 5 is fixedly connected with the fixing cylinder 4, and then the tooth fixing block 5 is fixedly connected with the tooth root fixing nail 1. The tooth root fixing nail 1 and the tooth fixing nail 6 are used for fixing the tooth fixing block 5 on the dental model Y and ensuring that the tooth fixing block 5 is fixedly connected with the dental model Y.
And D, placing the assembled tooth fixing block component in the dental model Y after the drilling processing is finished, specifically, inserting the tooth root column 2 into the dental model Y after the drilling processing is finished, further fixedly connecting the tooth fixing block 5 with the dental model Y through the tooth root fixing nail 1, then performing the step E, wrapping the dental diaphragm pressed on the dental model Y outside the dental model Y, wrapping the tooth fixing block 5 in the dental diaphragm at the moment, then performing the step F, and taking down the dental diaphragm covered on the dental model Y to obtain the 3D planting guide plate with the tooth fixing block 5.
The following describes the digital 3D planting guide plate provided by the present invention in further detail.
It should be noted that the present invention is not limited to the method of manufacturing the dental model Y of the patient in step a, and in this embodiment, the dental model Y of the patient manufactured in step a is implemented by the following method:
the method comprises the steps of scanning the oral cavity of a patient, acquiring oral cavity data information of the patient, and manufacturing a dental model Y of the patient in a one-to-one mode by adopting a 3D printing technology according to the acquired oral cavity data information of the patient.
In other embodiments, the patient may be allowed to form the dental cast Y of the patient one-to-one in a plaster manner.
Specifically, in this embodiment, step a specifically includes:
a1, acquiring a three-dimensional digital image of soft tissue in a patient's mouth by an intraoral scanner, and acquiring a three-dimensional oral image of hard tissue in the patient's mouth by an oral CBCT device;
a2: and 3, introducing the three-dimensional digital image data of the soft tissues in the mouth of the patient, which is acquired by the intraoral scanner, and the three-dimensional oral cavity image data of the hard tissues in the mouth of the patient, which is acquired by the oral CBCT equipment, into the 3D implantation guide plate design device together for data overlapping so as to establish an intraoral three-dimensional model, and manufacturing the dental model Y of the patient one by adopting a 3D printing technology according to the intraoral three-dimensional model.
Preferably, the soft tissue represents structural data of the gingiva and the hard tissue represents structural data of the jawbone.
The 3D implantation guide plate design device is software, and can simulate implantation of an implant on a three-dimensional model in the mouth of a patient in the software, namely the planning of an operation scheme is completed, and the virtual dental implantation is completed.
Further, step B specifically includes:
b1, planning the implant according to the three-dimensional model;
in step B1, the implant planning is performed on the part where the dental implant is needed, and the surgical plan for implant planning is performed, so as to perform the next operation.
B2: and further acquiring implantation information of the implant according to the implantation plan, and further converting the information of the dental model Y needing drilling.
Preferably, the implantation information of the implant in step B2 includes: implantation number, implantation position, implantation direction, implantation depth.
Preferably, the information of drilling in step B2 includes: the number of drilled holes, the drilling position, the drilling direction and the drilling depth.
Further, step B2 specifically includes the following steps:
b21: determining the direction and the position of the tooth fixing block 5 on the dental model Y: according to the implant planning, firstly, determining the implantation information of an implant in a dental model Y, namely determining the planned drilling depth C of the implant in a bone in the dental model Y, and determining the relative position information of a tooth fixing block 5 on the dental model Y through the following relational expression;
the length L of the edge of the drill is equal to the planned drilling depth C in the bone, the gum height B and the height A of the tooth fixing block 5;
specifically, the length L of the cutting edge of the drill and the height a of the tooth fixing block 5 are fixed values, and according to the implant plan, the planned drilling depth C in the bone is also a fixed value, so that the gum height B can be calculated, that is, the relative position information of the tooth fixing block 5 on the dental model Y, namely the height position of the tooth fixing block 5 from the dental model Y, and the axial position of the tooth fixing block 5 is consistent with the axial position of the implant.
Preferably, the relative position information of the tooth fixing block 5 in the patient dental model Y includes: the number of the tooth fixing blocks 5, the positions of the tooth fixing blocks 5, the direction of the tooth fixing blocks 5 and the depth of the tooth fixing blocks 5.
B22: calculating the depth C' of the hole to be drilled on the dental model Y: determining the relative position information of the tooth fixing block 5 on the dental model Y according to the step B21, and determining the depth C' of the drilled hole on the dental model Y through the following relational expression;
the length L 'of the tooth root fixing nail 1 is equal to the depth C' of the hole to be drilled on the dental model Y + the height B of the gum and the height A of the tooth fixing block 5;
specifically, since the length L 'of the tooth root fixture pin 1 and the height a of the tooth fixture block 5 are fixed values, and the gum height B can be obtained from step B21, the drilling depth reserved for the tooth root fixture pin 1 can be calculated, that is, the depth C' of the hole to be drilled on the dental cast Y can be calculated, so that the tooth root fixture pin 1 can be inserted into the dental cast Y, and the position of the tooth fixture block 5 relative to the dental cast Y can be fixed.
And step C, programming and converting the obtained depth C' of the hole to be drilled on the dental model Y into a code recognized by the numerical control machine, inputting the code into the numerical control machine, sending the dental model Y to the numerical control machine, and drilling the part of the patient needing the dental implant.
Among the factors that affect drilling accuracy are: 1. the assembly accuracy of the tooth mold Y when fixed to a numerical control machine; 2. the precision of the numerical control machine tool drilling process itself.
And E, wrapping the dental diaphragm pressed on the dental model Y outside the dental model Y, wrapping the tooth fixing block 5 in the dental diaphragm, and F, taking down the dental diaphragm covered on the dental model Y, thus obtaining the 3D planting guide plate with the tooth fixing block 5.
A tooth fixture block assembly provided by the present invention is described in further detail below.
The two side surfaces of the tooth fixing block 5 are vertical planes, a circular through hole 10 is formed above the tooth fixing block 5, the fixing cylinder 4 is positioned on the inner side of the circular through hole 10, and a plurality of clamping strips 12 are arranged on the two end surfaces of the tooth fixing block 5;
further, tooth staple 6 is equipped with in the top of tooth fixed block 5, tooth staple 6 comprises roof 7 and screw post 8, screw post 8 is fixed in the below of roof 7, and screw post 8 and 11 threaded connection of screw hole, root of a tooth post 2, platform portion 3, fixed cylinder 4, tooth fixed block 5, the material of roof 7 and screw post 8 is titanium-containing alloy, rotation auxiliary groove 9 has been seted up to the upper surface of roof 7, the shape of rotation auxiliary groove 9 is a font, make the tooth conveniently fix on root of a tooth staple 1 through the setting up of rotating auxiliary groove 9, it is fixed more firm, can avoid planting the tooth to produce when using not hard up, even drop.
The detailed description of the embodiments of the present invention has been presented above, and it will be apparent to those skilled in the art that the present invention can be modified and improved without departing from the principles of the present invention, and the modifications and improvements also belong to the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a baffle is planted to digital 3D which characterized in that:
the method comprises the following steps:
a tooth model: the dental models are manufactured one by one according to the oral cavity data information of the patient;
hole site: the dental model comprises a hole site, the hole site is the part of the patient needing dental implantation, and the hole site is drilled out on the dental model through a drill bit of a numerical control machine tool;
the tooth fixing block assembly comprises a tooth fixing block, the tooth fixing block is pre-placed in the hole, and the tooth fixing block is fixedly connected with the dental model;
the dental model comprises a dental model sheet outside, so that the tooth fixing block is fixed on the dental model sheet.
2. The digital 3D planting guide of claim 1, wherein:
the dental model is manufactured into a dental model of a patient one by adopting a 3D printing technology.
3. The digital 3D planting guide of claim 1, wherein:
the relative positions of the tooth fixing blocks on the dental model are as follows:
the length L of the edge of the drill is equal to the planned drilling depth C in the bone, the gum height B and the tooth fixing block height A.
4. The digital 3D planting guide of claim 1, wherein:
the depth C' of the hole to be drilled on the dental model is as follows:
the length L 'of the tooth root fixing nail is equal to the depth C' of the hole to be drilled on the dental model + the height B of the gum and the height A of the tooth fixing block.
5. The digital 3D planting guide of claim 1, wherein:
the tooth fixing block assembly comprises tooth root fixing nails, a tooth fixing block and tooth fixing nails, and the tooth fixing block is fixed on the dental cast through the tooth root fixing nails and the tooth fixing nails.
6. The digital 3D planting guide of claim 5, wherein:
the root of tooth staple includes root of tooth post, platform portion, fixed cylinder, and platform portion is fixed to be set up in the one end of root of tooth post to platform portion and root of tooth post are "T" font structure, and fixed cylinder is fixed to be set up in platform portion, and fixed cylindrical shape is circular.
7. The digital 3D planting guide of claim 6, wherein:
the both sides face of tooth fixed block is the vertically plane, and the centre of tooth fixed block is equipped with hollow circular through-hole, and fixed cylindrical external diameter is less than the internal diameter of circular through-hole, and tooth fixed block accessible circular through-hole cover is established in fixed cylindrical outside to the platform portion carries on spacingly to the tooth fixed block for the tooth fixed block is located on the platform portion.
8. The digital 3D planting guide of claim 7, wherein:
the fixing cylinder comprises a threaded hole, the threaded hole is formed in the middle of the fixing cylinder, an internal thread is formed in the threaded hole, the tooth fixing nail is provided with an external thread, the tooth fixing nail and the fixing cylinder are matched with each other, the tooth fixing block is fixedly connected with the fixing cylinder, and then the tooth fixing block is fixedly connected with the tooth root fixing nail.
9. The digital 3D planting guide of claim 8, wherein:
the tooth fixing nail comprises roof and screw thread post, and the screw thread post is fixed in the below of roof, and screw thread post and screw hole threaded connection.
10. The digital 3D planting guide of claim 9, wherein:
the root column, the platform part, the fixing cylinder, the tooth fixing block, the top plate and the threaded column are all made of titanium-containing alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120917255.XU CN214966961U (en) | 2021-04-29 | 2021-04-29 | Digital 3D plants baffle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120917255.XU CN214966961U (en) | 2021-04-29 | 2021-04-29 | Digital 3D plants baffle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214966961U true CN214966961U (en) | 2021-12-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120917255.XU Active CN214966961U (en) | 2021-04-29 | 2021-04-29 | Digital 3D plants baffle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214966961U (en) |
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2021
- 2021-04-29 CN CN202120917255.XU patent/CN214966961U/en active Active
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