CN110652368A - Method for manufacturing temporary immediate prosthesis for edentulous jaw implantation - Google Patents
Method for manufacturing temporary immediate prosthesis for edentulous jaw implantation Download PDFInfo
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- CN110652368A CN110652368A CN201910899271.8A CN201910899271A CN110652368A CN 110652368 A CN110652368 A CN 110652368A CN 201910899271 A CN201910899271 A CN 201910899271A CN 110652368 A CN110652368 A CN 110652368A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C8/00—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools
- A61C8/0093—Features of implants not otherwise provided for
- A61C8/0098—Immediate loaded implants
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C8/00—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools
- A61C8/0089—Implanting tools or instruments
- A61C8/009—Implanting tools or instruments for selecting the right implanting element, e.g. templates
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C8/00—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools
- A61C2008/0084—Provisional implants or abutments
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Abstract
A method for manufacturing a temporary immediate prosthesis for edentulous jaw implantation comprises the following steps: preparing a plaster model of the upper jaw and the lower jaw in the mouth of a patient, and manufacturing a radiation guide plate on the plaster model; firstly, acquiring data of a radiation guide plate and a jaw bone of a patient by CBCT (cone beam computed tomography), and then acquiring independent data of the radiation guide plate; importing the data into GuideMia planting design software, and analyzing jaw information in the software to design the number, the model and the three-dimensional position of the implant; generating an implant guide plate model, printing and forming the implant guide plate model through a 3D printing technology, selecting a corresponding repair abutment above an implant, outputting the model with the implant and the abutment position through GuideMia implant design software, printing and forming the model through the 3D printing technology, arranging teeth on the model according to the implant and the abutment position, and manufacturing a temporary immediate restoration. The invention meets the requirement of wearing teeth of a patient on the same day, and has the advantages of high efficiency and low cost.
Description
[ technical field ] A method for producing a semiconductor device
The invention belongs to the technical field of oral implantation, and particularly relates to a method for manufacturing a temporary immediate restoration for edentulous jaw implantation.
[ background of the invention ]
In recent years, the function of dental implant guide plate design software is rapidly developed, the 3D printing technology is continuously improved, the accuracy of implant operation is continuously improved, and after the implant is accurately positioned, a model with the accurate positions of the implant and a base platform can be output by using the design software, so that a temporary prosthesis is designed and manufactured in advance. The existing dental implant surgery and restoration technology are continuously perfected, the edentulous jaw implant becomes a conventional treatment scheme, but the manual positioning of the position of an implant in the traditional implant operation is unstable, and the optimal three-dimensional position of the implant is difficult to be accurately implemented.
The existing immediate implantation repairing mode needs to acquire data of an implant position after a patient performs an implant operation on the implant, and the manufacturing method is different from preoperative design and planning, so that the repairing effect is poor. And the temporary immediate prosthesis of the method is manufactured after operation, which requires more than 2 hours of design and manufacture time, thereby prolonging the treatment time of patients.
[ summary of the invention ]
The invention aims to provide a method for manufacturing an immediate restoration for edentulous jaw implantation, which is used for manufacturing a temporary immediate restoration before an operation, meets the requirement of wearing teeth of a patient on the same day, and has the advantages of high efficiency and low cost.
The invention is realized by the following steps:
a method for manufacturing a temporary immediate prosthesis for edentulous jaw implantation comprises the following steps:
step 1: preparing a plaster model of the upper jaw and the lower jaw in the mouth of a patient, and preparing a radiation guide plate with tooth arrangement, stable occlusion relation and radiation points on the plaster model; the method specifically comprises the following steps:
respectively obtaining model data in an STL format by using a sweep technology for the upper and lower jaw gypsum models;
importing the obtained STL model data into 3shape design software;
the base support boundary is drawn according to the dental restoration position of the patient, and the boundary covers the area containing the bucco-lingual frenulum, the vestibular sulcus and the palate;
designing dentition restoration on the base, and designing tooth arrangement with stable occlusion relation according to the size of dental arch, occlusion relation and jaw tooth anatomy of a patient;
finally, generating form data of the radiation guide plate, and manufacturing and forming a radiation guide plate model by using a 3D printing technology;
step 2: according to the radiation guide plate manufactured in the step 1, firstly, data of the radiation guide plate and a jaw bone of a patient are obtained by CBCT, and then, independent data of the radiation guide plate are obtained;
and step 3: importing the jaw data of the patient, the radiation guide plate and the jaw data of the patient obtained in the step 2, the independent data of the radiation guide plate and the intraoral upper and lower jaw gypsum model data of the patient obtained in the step 1 into GuideMia implantation design software, and analyzing jaw information in the software to design the number, the model and the three-dimensional position of the implant;
and 4, step 4: determining an implant guide plate coverage area according to the three-dimensional position distribution of the implant obtained in the step 3, selecting a corresponding surgical drill bit model and designing a position of a retention bone nail by avoiding the implant, then generating an implant guide plate model comprising a base part, a retention device and a drill bit guide device, printing and forming the implant guide plate model by a 3D printing technology, and mounting a metal lantern ring on the drill bit guide device;
and 5: and (3) selecting a corresponding repairing abutment above the implant according to the implant information obtained in the step (3), outputting a model with the implant and the abutment position through GuideMia implant design software, printing and forming the model through a 3D printing technology, arranging teeth on the model according to the implant and the abutment position, and manufacturing a temporary immediate prosthesis.
Further, in the step 1, a radiation guide plate is manufactured on the model, the radiation guide plate is worn in the mouth to be matched with the gum shape, the radiation guide plate is provided with radiation points which can be developed on the CBCT, the number of the radiation points is 6-8, and the radiation points are uniformly arranged on the surface of the radiation guide plate.
Further, in the step 4, the planting guide plate comprises a retention device, a base part and a drill point guide device;
the number of the retention devices is three, and the retention devices are respectively arranged in a front tooth area, a left front molar area and a right front molar area; the retention device is inserted into the jaw bone through the gum by a bone nail to fix the implant guide plate, and the depth of the implant guide plate inserted into the bone is 4-7 mm;
the shape of the base part is consistent with the anatomical shape of the jaw arch and is attached to the surface of the gum; the base portion covers the retention device, the drill guide, bucco-lingual gingiva; the thickness of the base part is 2-4 mm;
the drill point guide device is attached to the base part, the anatomical structure is consistent with the outer surface of the metal collar, and the inner diameter of the metal collar is consistent with the diameter of the planting drill point; the drill point guiding device guides the axial direction and the depth of the prepared hole of the drill point for the implant operation.
Furthermore, the radiation point material of the radiation guide plate adopts a gutta-percha point.
The invention has the advantages that:
1. the invention adopts digital design and 3D printing technology to finish the manufacturing of the radiation guide plate, and has higher efficiency and precision.
2. The invention utilizes the radiation guide plate to shoot the CBCT, and can accurately obtain the common three-dimensional position information of the jaw and the plaster model.
3. According to the invention, the metal guide ring is designed on the drill point guide device to guide the surgical drill point, so that the guide ring deformation of the drill point in the surgical process can be effectively avoided, and the metal guide ring can guide the drill point accurately.
4. The invention utilizes the planting software design and the 3D printing technology to manufacture the planting guide plate, and can effectively control the accurate positioning of the implant in the planting operation. The invention utilizes the accurate positioning of the planting guide plate, thereby leading the temporary immediate restoration manufactured before the planting operation to be worn into the mouth of a patient immediately after the planting operation, and realizing the accurate and high-efficiency planting operation and temporary restoration.
5. The invention designs and shapes the model with the implant and the position of the repair abutment, so that the temporary immediate prosthesis can be manufactured before the implant operation.
6. The immediate restoration in the prior art adopts the light-cured material, the rubber support material is used, the steel wire is used for reinforcing, and the strength and durability of the material are more in line with the actual requirements in the mouth than those of the light-cured material.
[ description of the drawings ]
The invention will be further described with reference to the following examples with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of a planting guide in the present invention.
Fig. 2 is a schematic structural view of the temporary immediate prosthesis of the present invention.
[ detailed description ] embodiments
Example 1:
a method for manufacturing an immediate prosthesis for edentulous jaw implantation comprises the following steps:
step 1: preparing a plaster model of an upper jaw and a lower jaw in a patient, and preparing a radiation guide plate with tooth arrangement, stable occlusion relation and radiation points on the plaster model:
the patient has no dentognathic loss of the lower jaw, good bone quality and no past medical history, and the treatment scheme is designed to wear a temporary immediate restoration after planting.
The method comprises the steps of firstly filling a tray with a silicone rubber heavy material in a clinic, covering the tray on the dental arch of a patient, wherein the coverage range comprises a labial and buccal frenulum, a vestibular groove and an upper jaw area, obtaining initial impression data, then filling the initial impression with silicone rubber light bodies, covering the tray on the dental arch of the patient again, and obtaining accurate intraoral impression data, wherein the upper jaw and the lower jaw are operated according to the method. And (3) uniformly mixing and stirring the superhard gypsum on a vibration machine according to the water-powder ratio marked by the material, pouring the mixed superhard gypsum liquid into a silicon rubber printing mold, and curing to obtain the accurate reduction intraoral tissue anatomical gypsum model. Then the wax levee is used to prepare the occlusion relation of the upper and lower jaws.
And then, reducing the actual occlusion relation of the upper and lower jaw gypsum models in the mouth by using a wax dike at the design center, and fixing the upper and lower jaw gypsum models by using a jaw frame to simulate the occlusion relation of a patient.
The designer uses the optical scanning technique to obtain model data in STL format for the upper and lower jaw plaster models.
And importing the obtained STL model data into 3shape design software, drawing the base boundary according to the repaired tooth position of the patient, and covering the boundary to include a buccolingual frenulum, a vestibular sulcus and an upper jaw region. The base is provided with a dental array restoration, and the dental array with stable occlusion relation is designed according to the size of dental arch, occlusion relation and jaw tooth anatomy of a patient. Finally, form data of the radiation guide plate are generated, and the radiation guide plate model is manufactured and formed by using a 3D printing technology.
Then, 6-8 radiation points are uniformly distributed and designed on the radiation guide plate model by a designer, the radiation points are made of low-development gutta-percha point materials, the size of the radiation points is designed to be 1.5-2.0mm in diameter, and the shape of the radiation points is made to be spherical. The radiation guide plate is manufactured on the model, the shape of the radiation guide plate worn in the entrance is matched with the shape of the gum, and the radiation guide plate obtains a stable occlusion relation according to the prepared occlusion information of the patient.
Step 2: according to the radiation guide plate manufactured in the step 1, firstly, data of the radiation guide plate and a jaw bone of a patient are obtained by CBCT, and then, independent data of the radiation guide plate are obtained;
and (3) reserving the patient to a clinic, putting the radiation guide plate manufactured in the step (1) into the mouth of the patient, and fitting the radiation guide plate with the soft tissue surface after putting the radiation guide plate into the mouth of the patient to form a stable occlusion relation with the opposite jaw. And guiding the patient to shoot the CBCT in a closed state, and acquiring the common three-dimensional position information of the jaw bone and the radiation point of the patient. And taking the radiation guide plate out of the mouth, padding the radiation guide plate by using a cotton ball, and then independently shooting the radiation guide plate by using CBCT (cone beam computed tomography) to obtain the common three-dimensional position information of the radiation point and the radiation guide plate model.
And step 3: and (3) importing the jaw data of the patient, the radiation guide plate and the jaw data of the radiation guide plate obtained in the step (2) and the individual data of the radiation guide plate and the intraoral upper and lower jaw plaster model data of the patient obtained in the step (1) into GuideMia implant design software, and analyzing jaw information in the software to design the number, the model and the three-dimensional position of the implant.
The data of the radiation guide plate and the jaw bone data of the patient, the independent data of the radiation guide plate and the intraoral upper and lower jaw plaster model data of the patient obtained in the step (2) are brought back to a design center, designers import the data into GuideMia planting design software, firstly fit and match the data, the data have common three-dimensional anatomical marks, and the software can automatically complete the matching. The mandibular nerve canal of the patient is then delineated in the jaw CBCT data and three-dimensional positional and morphological information of the mandibular nerve canal and jaw anatomy within the jaw is reconstructed. Then measuring the height and width of available bone of jaw bone, and determining the number and model of implant according to the available bone quantity. The three-dimensional position of the implant is designed according to the shape of the jaw bone and the position of the important anatomical structure, the three-dimensional position of the implant avoids the important anatomical structure by more than 2mm, and the distance between the implant and the implant is more than 3 mm.
And 4, step 4: determining an implant guide covering area according to the three-dimensional position distribution of the implant obtained in the step 3, selecting a corresponding surgical drill type and designing a position of a retention bone nail by avoiding the implant, then generating an implant guide model comprising a base part 1, a retention device 2 and a drill guide device 3, as shown in fig. 1, printing and forming through a 3D printing technology, and mounting a metal lantern ring 4 on the drill guide device 3. The shape of the base part is consistent with the anatomical shape of the jaw arch and is attached to the surface of the gum; the base part 1 covers the retention device 2, the drill guide 3, the bucco-lingual gingiva; the thickness of the substrate part 1 is 2-4 mm; the drill point guide device 3 is attached to the bottom of the base, the anatomical structure is consistent with the outer surface of the metal lantern ring 4, and the inner diameter of the metal lantern ring 4 is consistent with the diameter of the planting drill point; the drill point guide device 3 guides the axial direction and the depth of the prepared hole of the drill point for the implant operation.
And (3) determining the coverage area of the implant guide plate by a designer according to the three-dimensional position of the implant obtained in the step (3), wherein the coverage area comprises the distribution position of the implant, a labial and buccal frenulum, a vestibular groove and a palate area, and generating the substrate part 1 of the implant guide plate. And selecting the type and the length of the drill point for the corresponding operation, wherein the length of the drill point is higher than the surface of the gum, and the drill points are not interfered with each other to generate the drill point guiding device 3. The position of the retention nail in the bone is designed, three retention bone nails are respectively designed in a front tooth area, a left front molar area and a right front molar area, the retention bone nails avoid the position of an implant, the retention bone nails penetrate through gingiva and are inserted into the bone, the depth of the retention bone nails inserted into the bone is about 4-7mm, and the retention bone nail generating retention device 2 is designed. The designer then shapes the planting guide with the base part 1, the drill guide 3, the retention means 2 by 3D printing techniques. A designer places a metal guide ring 4 on the formed planting guide plate, and the metal guide ring 4 is fixedly bonded with the planting guide plate.
And 5: and (4) selecting a repairing base station on the position of the implant by a designer according to the implant information obtained in the step (3), wherein the gum penetrating height of the repairing base station is consistent with the actual gum height, and the angle design of the repairing base station requires that the repairing base station has a common in-place channel. Determining the implant position point information and the repairing angle information, outputting model data with the positions of the implant and the abutment in GuideMia software, wherein the model data is generated on a model by taking a gypsum model of reduction intraoral anatomy as a substrate and designing the position of the implant and the position of the abutment in advance.
And 3D printing the model data with the implant and the base station position to make and shape. The model data and the plaster model have stable occlusion relation, the teeth are arranged on the printed model data according to the implant and the abutment position, the tooth arrangement is completed according to the occlusion relation with the plaster model and the dental arch size and the jaw dentition form, steel wires are added in the tooth arrangement for reinforcement, the steel wire adding position avoids the abutment and the screw hole position, then the temporary immediate restoration body is manufactured through a glue filling support material, and polishing and grinding are performed after the glue filling is completed. The temporary immediate prosthesis manufacturing is completed after the above steps are completed, as shown in fig. 2.
In a clinic, a stomatologist accurately implants an implant in a patient's mouth by using an implantation guide plate, the implantation torque of the implant is 40Nc, then a repairing base station is arranged on the implant by using base station screws, then a temporary immediate prosthesis is arranged on the repairing base station, the temporary immediate prosthesis and the repairing base station are fixedly bonded by using light-cured resin, then the temporary immediate prosthesis is subjected to tooth surface grinding according to the occlusion in the patient's mouth, finally implantation of the implant and wearing of the temporary immediate prosthesis are detected by CBCT, and the treatment scheme of the temporary immediate prosthesis is well completed.
Example 2:
step 1: manufacturing an upper jaw gypsum model and a lower jaw gypsum model and a wax levee, and manufacturing a radiation guide plate:
the patient goes to a clinic for a visit, mainly complains about the maxillary edentulous for years, uses the removable denture all the time, and is unsatisfactory in the chewing function effect of the removable denture, so that the dental implant restoration treatment is required. The clinical stomatologist carries out CBCT examination on the patient, and the bone mass of the patient is good. The patients can self-state the existing medical history, the habit of grinding teeth at night and the hobbies of smoking and drinking. With patient consent, a maxillary implant and immediate repair treatment protocol was performed.
Firstly, taking down the upper jaw removable denture, preparing the impression of the upper and lower jaws in the mouth of a patient by using silicon rubber, covering the frenulum of the upper and lower jaws and the labial bridles, the vestibular sulcus and the upper jaw area of the patient by using the silicon rubber impression, and then preparing the occlusion relation of the upper and lower jaws by using a wax levee. The prepared silicon rubber impression of the upper jaw and the lower jaw of the patient is filled with the superhard gypsum, the superhard gypsum is uniformly mixed on a shaking machine according to the material marking water-powder ratio, the mixture is filled into the silicon rubber impression, the gypsum model is solidified and formed after half an hour, and the solidified and formed gypsum model has no bubbles and gypsums. The clinic then sends the maxillomandibular plaster model and wax levee to the design center.
Designers can restore the occlusion condition in the mouth of the upper and lower jaw gypsum models through the wax dikes, fix the occlusion relation of the upper and lower jaw gypsum models by using a jaw frame, and simulate the occlusion condition of a patient by using the upper jaw frame and the lower jaw frame. The plaster model is then scanned by an optical scanner to obtain STL data for the plaster model. A designer imports the STL data of a plaster model into 3shape dental design software, then carries out radiation guide plate design, firstly traces the boundary of a base according to the dental restoration position of a patient, and the boundary covers the area containing buccolingual frenulum, vestibular sulcus and palate. And designing dentition restoration on the base, and finally generating form data of the radiation guide plate according to the size of the dental arch of the patient, the occlusion relation and the tooth arrangement with stable occlusion relation designed for the anatomy of the teeth of the jaw. Then, the designer introduces the design data of the radiation guide plate into 3D printing typesetting software, the typesetting software generates a 3D printing file of the radiation guide plate through calculation, and the 3D printer prints and forms the radiation guide plate by using a light-cured resin material. Then 4 radiation points are respectively designed on the buccal and lingual sides of the formed radiation guide plate, the radiation points are made of gutta-percha points, designers make the gutta-percha points into a spherical shape and put the gutta-percha points into the positions of the radiation points designed on the buccal and lingual sides, and the manufactured radiation guide plate is sent to a clinic.
Step 2: CBCT was taken with a radiation guide plate, obtaining data in DICOM format:
the patient is reserved to the clinic, the dentist puts the radiation guide plate into the patient, the close contact condition of the radiation guide plate in place is checked, and the patient is guided to carry out chewing movement so as to observe the occlusion condition of the radiation guide plate. Then the patient wears the radiation guide plate to shoot the CBCT, the head of the patient is guided to not shake during shooting, the occlusion is kept stable, the patient wears the radiation guide plate to take down after shooting is finished, the radiation guide plate is radiated on a CBCT machine and is padded up by cotton balls, and the radiation guide plate is shot independently. And both CBCT data are exported and sent to a design center, and the export format is DICOM format.
And step 3: designing an implant three-dimensional site:
the designer guides the CBCT data into GuideMia software, matches the GuideMia software with the CBCT data, measures the height and width of the available bone of the jaw bone, and determines the number and the model of the implant according to the available bone quantity. The implant three-dimensional locus is designed according to the positions of the jaw form and the maxillary sinus form, the implant three-dimensional locus avoids an important anatomical structure by more than 2mm, and the distance between the implant and the implant is more than 3 mm.
And 4, step 4: manufacturing a planting guide plate:
the implant guide plate is designed to be generated after the implant site is designed, the coverage area of the substrate of the implant guide plate is designed to comprise the implant site area, then a guide device is generated above the implant site, then the bone nail position is designed, the maxillary sinus is avoided from the bone nail position, the implant is separated from the maxillary sinus by a safety distance of 2mm, the number of the bone nails is designed to be four, and the bone nail device is generated at the designed bone nail site. The base part 1, the drill guide 3 and the retention means 2 together constitute an implantation guide, as shown in fig. 1. The designer shapes the planting guide plate by 3D printing technology, and a metal lantern ring 4 is installed on the drill point guiding device 3. The shape of the base part 1 is consistent with the anatomical shape of the jaw arch and is attached to the surface of the gum; the base part 1 covers the retention device 2, the drill guide 3, the bucco-lingual gingiva; the thickness of the substrate part 1 is 2-4 mm; the drill point guide device 3 is attached to the base part 1, the anatomical structure is consistent with the outer surface of the metal lantern ring 4, and the inner diameter of the metal lantern ring 4 is consistent with the diameter of the planting drill point; the drill point guide device 3 guides the axial direction and the depth of the prepared hole of the drill point for the implant operation.
And 5: manufacturing a temporary immediate restoration:
a designer obtains the scanning data of the radiation guide plate through optical scanning, then the model and the radiation guide plate file are imported into GuideMia software, the optical scanning data of the radiation guide plate is aligned with the CBCT data of the radiation guide plate, and the optical scanning data of the model is aligned with the optical scanning data of the radiation guide plate. Then, a repairing abutment is designed on the designed planting site, the gingival penetrating height of the repairing abutment is consistent with the actual gingival height, and the angle of the repairing abutment is designed to have a common in-place channel. Then the implant, the repair abutment and the model data are all exported, designers print and form the data with the implant, the repair abutment and the model through a 3D printing technology, arrange teeth on the printed model data according to the positions of the implant and the abutment, complete tooth arrangement of the jaw dentition form through the occlusion relation with a plaster model and the size of a dental arch, add steel wires in the tooth arrangement for reinforcement, avoid the positions of screw holes at the steel wire adding positions, and reserve a distance of 1.2mm between the steel wires and the abutment. Then, the temporary immediate restoration is manufactured by the glue filling support material, and polishing and grinding are carried out after the glue filling is finished, as shown in figure 2.
The manufactured implant guide plate and the temporary immediate restoration are sent to a clinic, a dentist appoints a patient to perform an implant operation, the implant is accurately implanted by the implant guide plate, the implant implantation torque is measured to be 35Nc, a predesigned repair abutment is installed on the implant, the height of the repair abutment is consistent with that of gum, the temporary restoration is installed on the repair abutment, the temporary restoration is checked to be stably in place, the patient is guided to carry out chewing movement to adjust the occlusal surface of the temporary restoration, and then the temporary restoration is fixed by light-cured resin. The post-operation shooting CBCT examination temporary restoration and the restoration abutment are both stably and closely mounted in place.
The above description is only an example of the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. A method for manufacturing a temporary immediate prosthesis for edentulous jaw implantation is characterized by comprising the following steps: the method comprises the following steps:
step 1: preparing a plaster model of the upper jaw and the lower jaw in the mouth of a patient, and preparing a radiation guide plate with tooth arrangement, stable occlusion relation and radiation points on the plaster model; the method specifically comprises the following steps:
respectively obtaining model data in an STL format by using a sweep technology for the upper and lower jaw gypsum models;
importing the obtained STL model data into 3shape design software;
the base support boundary is drawn according to the dental restoration position of the patient, and the boundary covers the area containing the bucco-lingual frenulum, the vestibular sulcus and the palate;
designing dentition restoration on the base, and designing tooth arrangement with stable occlusion relation according to the size of dental arch, occlusion relation and jaw tooth anatomy of a patient;
finally, generating form data of the radiation guide plate, and manufacturing and forming a radiation guide plate model by using a 3D printing technology;
step 2: according to the radiation guide plate manufactured in the step 1, firstly, data of the radiation guide plate and a jaw bone of a patient are obtained by CBCT, and then, independent data of the radiation guide plate are obtained;
and step 3: importing the jaw data of the patient, the radiation guide plate and the jaw data of the patient obtained in the step 2, the independent data of the radiation guide plate and the intraoral upper and lower jaw gypsum model data of the patient obtained in the step 1 into GuideMia implantation design software, and analyzing jaw information in the software to design the number, the model and the three-dimensional position of the implant;
and 4, step 4: determining an implant guide plate coverage area according to the three-dimensional position distribution of the implant obtained in the step 3, selecting a corresponding surgical drill bit model and designing a position of a retention bone nail by avoiding the implant, then generating an implant guide plate model comprising a base part, a retention device and a drill bit guide device, printing and forming the implant guide plate model by a 3D printing technology, and mounting a metal lantern ring on the drill bit guide device;
and 5: and (3) selecting a corresponding repairing abutment above the implant according to the implant information obtained in the step (3), outputting a model with the implant and the abutment position through GuideMia implant design software, printing and forming the model through a 3D printing technology, arranging teeth on the model according to the implant and the abutment position, and manufacturing a temporary immediate prosthesis.
2. The method for manufacturing immediate prosthesis for edentulous jaw implantation as claimed in claim 1, wherein: in the step 1, the radiation guide plate is manufactured on the model, the shape of the radiation guide plate in the wearing opening is matched with the shape of the gum, the radiation guide plate is provided with radiation points which can be developed on the CBCT, the number of the radiation points is 6-8, and the radiation points are uniformly arranged on the surface of the radiation guide plate.
3. The method for manufacturing immediate prosthesis for edentulous jaw implantation as claimed in claim 1, wherein: in the step 4, the planting guide plate comprises a retention device, a base part and a drill point guide device;
the number of the retention devices is three, and the retention devices are respectively arranged in a front tooth area, a left front molar area and a right front molar area; the retention device is inserted into the jaw bone through the gum by a bone nail to fix the implant guide plate, and the depth of the implant guide plate inserted into the bone is 4-7 mm;
the shape of the base part is consistent with the anatomical shape of the jaw arch and is attached to the surface of the gum; the base portion covers the retention device, the drill guide, bucco-lingual gingiva; the thickness of the base part is 2-4 mm;
the drill point guide device is attached to the base part, the anatomical structure is consistent with the outer surface of the metal collar, and the inner diameter of the metal collar is consistent with the diameter of the planting drill point; the drill point guiding device guides the axial direction and the depth of the prepared hole of the drill point for the implant operation.
4. The method for manufacturing immediate prosthesis for edentulous jaw implantation as claimed in claim 1, wherein: the radiation point material of the radiation guide plate adopts gutta-percha points.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111803232A (en) * | 2020-07-14 | 2020-10-23 | 中国人民解放军空军军医大学 | Dentition missing implantation operation device taking occlusion relation as guide and preparation method thereof |
| CN112426239A (en) * | 2020-12-10 | 2021-03-02 | 四川大学 | Digitalized all-in-one guide plate for edentulous jaw implantation and manufacturing method thereof |
| CN112842590A (en) * | 2021-02-23 | 2021-05-28 | 首都医科大学附属北京口腔医院 | Tool for improving film printing efficiency of edentulous jaw implantation restoration and use method |
| CN112998887A (en) * | 2021-04-02 | 2021-06-22 | 四川大学 | Virtual temporary base station and construction method and system of grinding guide plate of virtual temporary base station |
| CN114305762A (en) * | 2021-12-16 | 2022-04-12 | 东莞定远陶齿制品有限公司 | Adjacent surface seamless die parting in-place device |
| CN114668533A (en) * | 2022-03-25 | 2022-06-28 | 李丹 | Digital root shield guide plate and manufacturing method |
| CN114767304A (en) * | 2022-04-22 | 2022-07-22 | 成都金典牙科技术开发有限公司 | Instant load transition false tooth, combined device and digital preparation method |
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| CN116439859A (en) * | 2023-03-09 | 2023-07-18 | 广东健齿生物科技有限公司 | Data acquisition method and system for toothless jaw guide plate planting |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111803232B (en) * | 2020-07-14 | 2022-04-26 | 中国人民解放军空军军医大学 | Dentition missing implantation operation device taking occlusion relation as guide and preparation method thereof |
| CN111803232A (en) * | 2020-07-14 | 2020-10-23 | 中国人民解放军空军军医大学 | Dentition missing implantation operation device taking occlusion relation as guide and preparation method thereof |
| CN112426239A (en) * | 2020-12-10 | 2021-03-02 | 四川大学 | Digitalized all-in-one guide plate for edentulous jaw implantation and manufacturing method thereof |
| CN112842590A (en) * | 2021-02-23 | 2021-05-28 | 首都医科大学附属北京口腔医院 | Tool for improving film printing efficiency of edentulous jaw implantation restoration and use method |
| CN112842590B (en) * | 2021-02-23 | 2022-02-15 | 首都医科大学附属北京口腔医院 | Tool for improving impression efficiency of edentulous jaw implantation repair and use method |
| CN112998887A (en) * | 2021-04-02 | 2021-06-22 | 四川大学 | Virtual temporary base station and construction method and system of grinding guide plate of virtual temporary base station |
| CN114305762A (en) * | 2021-12-16 | 2022-04-12 | 东莞定远陶齿制品有限公司 | Adjacent surface seamless die parting in-place device |
| CN114305762B (en) * | 2021-12-16 | 2024-04-19 | 东莞定远陶齿制品有限公司 | Adjacent surface seamless parting and positioning device |
| CN114668533A (en) * | 2022-03-25 | 2022-06-28 | 李丹 | Digital root shield guide plate and manufacturing method |
| CN114668533B (en) * | 2022-03-25 | 2024-01-23 | 李丹 | Digital root shield guide plate and manufacturing method |
| CN114767304A (en) * | 2022-04-22 | 2022-07-22 | 成都金典牙科技术开发有限公司 | Instant load transition false tooth, combined device and digital preparation method |
| CN114948300A (en) * | 2022-05-24 | 2022-08-30 | 贵州永美健医疗器械有限公司 | Manufacturing method and using method of oral and maxillofacial surgery guide plate based on 3D printing |
| CN116439859A (en) * | 2023-03-09 | 2023-07-18 | 广东健齿生物科技有限公司 | Data acquisition method and system for toothless jaw guide plate planting |
| CN116439859B (en) * | 2023-03-09 | 2023-11-14 | 广东健齿生物科技有限公司 | Data acquisition method and system for toothless jaw guide plate planting |
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