CN111904634A - Preparation method of sectional alloy splint impression for implantation repair - Google Patents
Preparation method of sectional alloy splint impression for implantation repair Download PDFInfo
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- CN111904634A CN111904634A CN202010729106.0A CN202010729106A CN111904634A CN 111904634 A CN111904634 A CN 111904634A CN 202010729106 A CN202010729106 A CN 202010729106A CN 111904634 A CN111904634 A CN 111904634A
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- splint
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- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 22
- 239000000956 alloy Substances 0.000 title claims abstract description 22
- 238000002360 preparation method Methods 0.000 title claims abstract description 8
- 238000002513 implantation Methods 0.000 title description 3
- 229910001069 Ti alloy Inorganic materials 0.000 claims abstract description 46
- 239000007943 implant Substances 0.000 claims abstract description 37
- 238000000034 method Methods 0.000 claims abstract description 23
- 239000011347 resin Substances 0.000 claims abstract description 12
- 229920005989 resin Polymers 0.000 claims abstract description 12
- 239000004925 Acrylic resin Substances 0.000 claims description 19
- 229920000178 Acrylic resin Polymers 0.000 claims description 19
- 239000000853 adhesive Substances 0.000 claims description 10
- 230000001070 adhesive effect Effects 0.000 claims description 10
- 229910052602 gypsum Inorganic materials 0.000 claims description 10
- 239000010440 gypsum Substances 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 9
- 230000035876 healing Effects 0.000 claims description 8
- 210000000988 bone and bone Anatomy 0.000 claims description 6
- 229920002379 silicone rubber Polymers 0.000 claims description 5
- FHVDTGUDJYJELY-UHFFFAOYSA-N 6-{[2-carboxy-4,5-dihydroxy-6-(phosphanyloxy)oxan-3-yl]oxy}-4,5-dihydroxy-3-phosphanyloxane-2-carboxylic acid Chemical compound O1C(C(O)=O)C(P)C(O)C(O)C1OC1C(C(O)=O)OC(OP)C(O)C1O FHVDTGUDJYJELY-UHFFFAOYSA-N 0.000 claims description 4
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 4
- 229940072056 alginate Drugs 0.000 claims description 4
- 235000010443 alginic acid Nutrition 0.000 claims description 4
- 229920000615 alginic acid Polymers 0.000 claims description 4
- 229910052925 anhydrite Inorganic materials 0.000 claims description 4
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 4
- 210000004195 gingiva Anatomy 0.000 claims description 4
- 238000003384 imaging method Methods 0.000 claims description 4
- 229920000570 polyether Polymers 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 3
- 230000003239 periodontal effect Effects 0.000 claims description 3
- 230000003044 adaptive effect Effects 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- 239000003829 resin cement Substances 0.000 claims description 2
- 238000009966 trimming Methods 0.000 claims description 2
- 238000010874 in vitro model Methods 0.000 abstract description 2
- 241000628997 Flos Species 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 208000015181 infectious disease Diseases 0.000 description 2
- 210000004872 soft tissue Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001055 chewing effect Effects 0.000 description 1
- 238000001723 curing Methods 0.000 description 1
- 239000004053 dental implant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000016 photochemical curing Methods 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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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
- A61C8/0001—Impression means for implants, e.g. impression coping
Landscapes
- Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Dentistry (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Dental Prosthetics (AREA)
Abstract
The invention relates to a method for preparing an impression of a sectional alloy splint for implant repair, which comprises the steps of preparing a titanium alloy mesh plate, preparing a splint, preparing the impression, preparing and wearing false teeth; the alloy splint impression preparation method provided by the invention has the advantages that the integral splint is prepared on the in-vitro model in advance, and the splint is returned to the mouth to be fixed on the transfer rod after being completely cured, so that the matching time of a patient is reduced, the operation difficulty is reduced, and the problem of splint deformation caused by resin shrinkage is solved through the splint consisting of the titanium alloy mesh and resin.
Description
Technical Field
The invention belongs to the technical field of dental implants, and particularly relates to a method for preparing a sectional alloy splint impression for implant restoration.
Background
The implant restoration is a method for quickly and effectively restoring missing teeth, the key point for obtaining long-term and stable restoration effect lies in that no pressure exists between upper structures, namely passive fitting is formed, the standard of the passive fitting is 120 mu m, the occurrence of implant complications can be reduced to the maximum extent by achieving the passive fitting between an implant and the upper structures, and the method is one of the targets of implant restoration.
At present, in implant restoration, in order to improve the passive suitability of the implanted denture, dental floss is generally used for binding a transfer rod in the mouth, self-hardening acrylic resin is used for connecting the transfer rod, and the relative position between the transfer rods is fixed, so that the impression accuracy is improved.
Disclosure of Invention
The invention aims to solve the problems in the background technology and provide a method for preparing an impression of a plant-repairing segmented alloy splint.
The purpose of the invention is realized as follows:
a method for preparing a sectional alloy splint impression for implant repair comprises the following steps:
s1, manufacturing a titanium alloy mesh plate: designing a titanium alloy mesh plate according to the width of the teeth, cutting the titanium alloy mesh plate into a shape meeting the requirement, and attaching the titanium alloy mesh plate to the surface of the gum;
s2, manufacturing the splint: after the good healing of the implant is confirmed through clinical and imaging examinations, the implant healing cap is detached, a windowing type impression transfer rod is connected, the transfer rod is wound and connected by a titanium alloy mesh plate in S1 and is screwed, a wax sheet is filled in the body part of the transfer rod and is undercut, an alginate impression material is taken out of the mould, a white gypsum model is poured, acrylic resin is rapidly filled between the wax sheet and the transfer rod, after the acrylic resin is solidified, the wax sheet is flushed by hot water to obtain a splint, and the resin splint is cut by a slice and is marked;
s3, impression preparation: connecting an upper-opening window type impression transfer rod above the intra-oral implant again, manually screwing down, placing splints, filling gaps among the splints with acrylic resin, fixing each transfer rod and the splints, waiting until the transfer rods and the splints are completely hardened, taking a mould by using a polyether silicon rubber impression material in a conventional way, and pouring an anhydrite model after standing for half an hour;
s4, false tooth making and wearing: and (4) making a restoration body by the model prepared in the S3 in a denture making center, locking the abutment by using the torque controller after the model is returned to be suitable for clinical trial wearing, adhering the restoration body by using an adhesive, removing the redundant adhesive, and shooting the X-ray apex.
Preferably, in S1, the titanium alloy mesh plate includes a middle portion matching the shape of the periodontal bone graft to be fixed and both end portions of the groove portion semi-surrounding the adjacent tooth.
Preferably, in S2, the titanium alloy mesh plate is integrally wrapped around all the transfer rods, the gap between the tail end of the splint and the adjacent tooth is 1-10mm, the gap between the gingival part of the splint and the gingiva is 2-15mm, the splint is detached after the white gypsum model is damaged, and the contact surface between the splint and the transfer rods is ground to ensure that the gap between the splint and the transfer rods is 1-5 mm.
Preferably, in S2, the wax sheet is selected according to the number and span of the implant, the width of the wax sheet is 20-25mm, the wax sheet is folded in two layers after being heated on an alcohol lamp, a part of the wax sheet is removed at the corresponding position of the transfer rod, the wax sheet is clamped between the transfer rods from the buccal side, an angle of 120 degrees is formed between the wax sheet on the buccal side and the transfer rod, and the wax sheet is trimmed by a wax knife to be closely attached to the gypsum, the transfer rod and the titanium alloy mesh plate.
Preferably, when the acrylic resin is rapidly filled between the wax sheet and the transfer bar, the flowing acrylic resin is uniformly distributed on both sides of the titanium alloy mesh plate through the mesh.
Preferably, in S4, the torque controller locks the base at 35N · cm, and the adhesive is resin cement.
Preferably, the diameter of the titanium alloy wires of the titanium alloy mesh plate is 0.2-1 mm.
Preferably, the elastic modulus E of the titanium alloy mesh plate is 91-126GPa, and the Poisson ratio is 0.33-0.38.
Preferably, the maximum compressive stress F1, the maximum tensile stress F2 and the maximum frictional stress F3 of the splint are respectively 4.45-11.52MPa, 0.43-4.2MPa and 1.7-3.3 MPa.
Preferably, the strain value of the splint satisfies:
F=[（F1·F2）+（E-115）]/ρ1.5,
where ρ is the density (g/m)3)。
Compared with the prior art, the invention has the beneficial effects that:
1. the invention provides a method for preparing a sectional alloy splint impression for implant repair, which is characterized in that an integral splint is prefabricated on an in-vitro model, and the splint returns to the mouth after being completely cured and is fixed on a transfer rod, so that the matching time of a patient is reduced, the operation difficulty is reduced, the phenomenon that the mouth directly applies a large amount of resin to cause larger shrinkage in the polymerization curing process is avoided, and the accuracy is improved.
2. The invention provides a method for preparing an impression of a sectional alloy splint for implant restoration, wherein a gap of at least 1mm is formed between the tail end of the splint and adjacent teeth, and a gap of at least 2mm is formed between the gingival part of the splint and the gingiva, so that enough space is provided for accommodating impression materials and the shapes of the adjacent teeth and soft tissues are copied.
3. The invention provides a preparation method of a sectional alloy splint impression for implantation and repair, which adopts a double-layer wax sheet to replace dental floss, reduces the operation difficulty, ensures the gap between a splint and gum so as to accommodate enough silicon rubber and copy the shapes of adjacent teeth and soft tissues, and the wax sheet forms a simple frame, so that the prepared splint has regular shape and proper size, is clamped in a clamping groove of a transfer rod, cannot increase the volume of the transfer rod, and is convenient for taking a mold.
4. According to the method for preparing the sectional alloy splint impression for implant repair, provided by the invention, the problem of splint deformation caused by resin shrinkage is solved through the splint consisting of the titanium alloy net and the resin, and the titanium alloy net can well fix a bone grafting area, so that the normal growth of the bone grafting area is ensured, and the damage to the bone grafting area caused by chewing and other reasons during growth is reduced.
5. The invention provides a method for preparing a sectional alloy splint impression for implant repair, which is characterized in that a splint consisting of a titanium alloy net and resin meets the strength requirement under different occlusion conditions, simultaneously achieves the volume minimization and reduces the infection probability.
Drawings
FIG. 1 is a schematic structural diagram of a method for making a sectional alloy splint impression for implant repair according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by those skilled in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.
Example 1
With reference to fig. 1, a method for preparing a sectional alloy splint impression for implant repair comprises the following steps:
s1, manufacturing a titanium alloy mesh plate: designing a titanium alloy mesh plate according to the width of the teeth, cutting the titanium alloy mesh plate into a shape meeting the requirement, and attaching the titanium alloy mesh plate to the surface of the gum;
s2, manufacturing the splint: after the good healing of the implant is confirmed through clinical and imaging examinations, the implant healing cap is detached, a windowing type impression transfer rod is connected, the transfer rod is wound and connected by a titanium alloy mesh plate in S1 and is screwed, a wax sheet is filled in the body part of the transfer rod and is undercut, an alginate impression material is taken out of the mould, a white gypsum model is poured, acrylic resin is rapidly filled between the wax sheet and the transfer rod, after the acrylic resin is solidified, the wax sheet is flushed by hot water to obtain a splint, and the resin splint is cut by a slice and is marked;
s3, impression preparation: connecting an upper-opening window type impression transfer rod above the intra-oral implant again, manually screwing down, placing splints, filling gaps among the splints with acrylic resin, fixing each transfer rod and the splints, waiting until the transfer rods and the splints are completely hardened, taking a mould by using a polyether silicon rubber impression material in a conventional way, and pouring an anhydrite model after standing for half an hour;
s4, false tooth making and wearing: and (4) making a restoration body by the model prepared in the S3 in a denture making center, locking the abutment by using the torque controller after the model is returned to be suitable for clinical trial wearing, adhering the restoration body by using an adhesive, removing the redundant adhesive, and shooting the X-ray apex.
Example 2
A method for preparing a sectional alloy splint impression for implant repair comprises the following steps:
manufacturing a titanium alloy mesh plate: designing a titanium alloy mesh plate according to the width of the teeth, cutting the titanium alloy mesh plate into a shape meeting the requirement and attaching the titanium alloy mesh plate to the surface of the gum, wherein the titanium alloy mesh plate comprises a middle part matched with the shape of a periodontal bone grafting area to be fixed and two end parts of a groove part semi-surrounding the adjacent teeth.
Manufacturing the splint: after the good healing of the implant is confirmed through clinical and imaging examinations, the implant healing cap is detached, a windowing type impression transfer rod is connected, the transfer rod is wound and connected by a titanium alloy net plate in S1 and is screwed, the titanium alloy net plate integrally surrounds all the transfer rods, the gap between the tail end of a splint and adjacent teeth is 1-10mm, the gap between the gingival part of the splint and the gingiva is 2-15mm, a wax sheet is filled in the undercut of the body part of the transfer rod, an alginate impression material is taken out of the mold, a white gypsum model is poured, acrylic resin is rapidly filled between the wax sheet and the transfer rod, after the acrylic resin is solidified, the wax sheet is flushed by hot water to obtain the splint, the splint is detached after the white gypsum model is damaged, the contact surface between the splint and the transfer rod is adjusted and ground, the gap between the splint and the transfer rod is 1-5mm, and the resin splint is cut and marked by a slice.
Selecting adaptive wax sheets according to the number and span of the implant, wherein the width of the wax sheets is 20-25mm, heating the wax sheets on an alcohol lamp, folding the wax sheets in a double-layer mode, removing part of the wax sheets at the corresponding positions of the transfer rods, clamping the wax sheets between the transfer rods from the buccal side, enabling the wax sheets to form an angle of 120 degrees with the transfer rods, and trimming by using a wax knife to enable the wax sheets to be tightly attached to the gypsum, the transfer rods and the titanium alloy mesh plate.
When acrylic resin is rapidly filled between the wax sheet and the transfer rod, the flowing acrylic resin is uniformly distributed on two surfaces of the titanium alloy mesh plate through meshes, photocuring is carried out for 40 seconds, and the flowing resin is coated to achieve the effect of shaping, so that the splint is tightly fixed with adjacent teeth, and the splint is prevented from being unstably fixed in the using process.
And (3) impression preparation: connecting an upper-opening window type impression transfer rod above the intra-oral implant again, manually screwing down, placing splints, filling gaps among the splints with acrylic resin, fixing each transfer rod and the splints, waiting until the transfer rods and the splints are completely hardened, taking a mould by using a polyether silicon rubber impression material in a conventional way, and pouring an anhydrite model after standing for half an hour;
manufacturing and putting in the false tooth: and (4) making a restoration body by the model prepared in the S3 in a denture making center, locking the base station by the torque controller at 35N cm after the model is returned to be suitable for clinical trial wearing, adhering the restoration body by using an adhesive, removing the redundant adhesive, and shooting the X-ray apex.
Example 3
The diameter of the titanium alloy wire of the titanium alloy mesh plate is 0.25mm, the elastic modulus E of the titanium alloy mesh plate is 91-126GPa, the Poisson ratio is 0.33-0.38, the maximum compressive stress F1 of the splint is 4.45-11.52MPa, the maximum tensile stress F2 is 0.43-4.2MPa, and the maximum frictional stress F3 is 1.7-3.3 MPa.
The strain value of the splint satisfies: f = [ (F1. F2) + (E-115)]/ρ1.5Where ρ is the density (g/m)3)。
The splint composed of the titanium alloy mesh and the resin meets the strength requirement under different occlusion conditions, simultaneously achieves the volume minimization and reduces the infection probability.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalents and substitutions made within the scope of the present invention should be included.
Claims (7)
1. A method for preparing a sectional alloy splint impression for implant repair is characterized by comprising the following steps: the method comprises the following steps:
s1, manufacturing a titanium alloy mesh plate: designing a titanium alloy mesh plate according to the width of the teeth, cutting the titanium alloy mesh plate into a shape meeting the requirement, and attaching the titanium alloy mesh plate to the surface of the gum;
s2, manufacturing the splint: after the good healing of the implant is confirmed through clinical and imaging examinations, the implant healing cap is detached, a windowing type impression transfer rod is connected, the transfer rod is wound and connected by a titanium alloy mesh plate in S1 and is screwed, a wax sheet is filled in the body part of the transfer rod and is undercut, an alginate impression material is taken out of the mould, a white gypsum model is poured, acrylic resin is rapidly filled between the wax sheet and the transfer rod, after the acrylic resin is solidified, the wax sheet is flushed by hot water to obtain a splint, and the resin splint is cut by a slice and is marked;
s3, impression preparation: connecting an upper-opening window type impression transfer rod above the intra-oral implant again, manually screwing down, placing splints, filling gaps among the splints with acrylic resin, fixing each transfer rod and the splints, waiting until the transfer rods and the splints are completely hardened, taking a mould by using a polyether silicon rubber impression material in a conventional way, and pouring an anhydrite model after standing for half an hour;
s4, false tooth making and wearing: and (4) making a restoration body by the model prepared in the S3 in a denture making center, locking the abutment by using the torque controller after the model is returned to be suitable for clinical trial wearing, adhering the restoration body by using an adhesive, removing the redundant adhesive, and shooting the X-ray apex.
2. The method for making the alloy splint impression for implant restoration according to claim 1, wherein: at S1, the titanium alloy mesh plate includes a middle portion matching the shape of the periodontal bone graft to be fixed and both end portions of a groove portion half-surrounding the adjacent tooth.
3. The method for making the alloy splint impression for implant restoration according to claim 1, wherein: in S2, the titanium alloy mesh plate is integrally wrapped around all the transfer rods, the gap between the tail end of the splint and adjacent teeth is 1-10mm, the gap between the gingival part of the splint and the gingiva is 2-15mm, the splint is detached after the white gypsum model is damaged, and the contact surface between the splint and the transfer rods is ground to enable the gap between the splint and the transfer rods to be 1-5 mm.
4. The method for making the alloy splint impression for implant restoration according to claim 1, wherein: and S2, selecting adaptive wax sheets according to the number and span of the implant, wherein the width of the wax sheets is 20-25mm, heating the wax sheets on an alcohol lamp, folding the wax sheets in double layers, removing part of the wax sheets at the corresponding positions of the transfer rods, clamping the wax sheets between the transfer rods from the buccal side, forming an angle of 120 degrees between the wax sheets at the buccal side and the transfer rods, and trimming by using a wax knife to enable the wax sheets to be tightly attached to the gypsum, the transfer rods and the titanium alloy mesh plate.
5. The method for making the alloy splint impression for implant repair according to claim 4, wherein: when acrylic resin is rapidly filled between the wax sheet and the transfer rod, the flowing acrylic resin is uniformly distributed on two surfaces of the titanium alloy mesh plate through meshes.
6. The method for making the alloy splint impression for implant restoration according to claim 1, wherein: in S4, the torque controller locks the base at 35N · cm, and the adhesive is resin cement.
7. The method for making the alloy splint impression for implant restoration according to claim 1, wherein: the diameter of the titanium alloy wire of the titanium alloy mesh plate is 0.2-1 mm.
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| CN202010729106.0A CN111904634B (en) | 2020-07-27 | 2020-07-27 | Preparation method of sectional alloy splint impression for implantation repair |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203564354U (en) * | 2013-10-24 | 2014-04-30 | 赤峰学院附属医院 | Implant fixed bridge repairing abutment-metal bridge impression transferring device |
| CN203647523U (en) * | 2013-09-30 | 2014-06-18 | 济南市口腔医院 | Splint for protecting operated region after periodontal bone grafting |
| CN107928821A (en) * | 2017-12-01 | 2018-04-20 | 张辉 | A kind of method of quick Fabrication digitlization plantation guide plate and its special positioning jaw frame |
| CN109276332A (en) * | 2018-09-12 | 2019-01-29 | 深圳市康泰健牙科器材有限公司 | A kind of oral cavity model production method and system |
| CN109758246A (en) * | 2019-03-03 | 2019-05-17 | 青岛华新华义齿技术有限公司 | A kind of tooth-implanting digitlization impression-taking technique |
| CN110786947A (en) * | 2018-12-21 | 2020-02-14 | 上海欧叶齿科技术有限公司 | Preparation process of false tooth with immediate load bearing |
-
2020
- 2020-07-27 CN CN202010729106.0A patent/CN111904634B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203647523U (en) * | 2013-09-30 | 2014-06-18 | 济南市口腔医院 | Splint for protecting operated region after periodontal bone grafting |
| CN203564354U (en) * | 2013-10-24 | 2014-04-30 | 赤峰学院附属医院 | Implant fixed bridge repairing abutment-metal bridge impression transferring device |
| CN107928821A (en) * | 2017-12-01 | 2018-04-20 | 张辉 | A kind of method of quick Fabrication digitlization plantation guide plate and its special positioning jaw frame |
| CN109276332A (en) * | 2018-09-12 | 2019-01-29 | 深圳市康泰健牙科器材有限公司 | A kind of oral cavity model production method and system |
| CN110786947A (en) * | 2018-12-21 | 2020-02-14 | 上海欧叶齿科技术有限公司 | Preparation process of false tooth with immediate load bearing |
| CN109758246A (en) * | 2019-03-03 | 2019-05-17 | 青岛华新华义齿技术有限公司 | A kind of tooth-implanting digitlization impression-taking technique |
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