CN215019487U - Lamella baffle is got to soft tissue based on 3D prints - Google Patents
Lamella baffle is got to soft tissue based on 3D prints Download PDFInfo
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- CN215019487U CN215019487U CN202120060376.7U CN202120060376U CN215019487U CN 215019487 U CN215019487 U CN 215019487U CN 202120060376 U CN202120060376 U CN 202120060376U CN 215019487 U CN215019487 U CN 215019487U
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Abstract
The utility model discloses a lamella baffle is got to soft tissue based on 3D prints belongs to medical instrument technical field. The soft tissue valve-taking guide plate based on 3D printing comprises a positioning sleeve used for being in contact with teeth and a base plate used for being in contact with mucous membrane; the positioning sleeve and the base plate are of an integrated structure, and the positioning sleeve and the base plate are attached to teeth and mucous membranes to enable the guide plate to be fixed in the oral cavity; the base plate on be equipped with and be used for instructing the windowing of getting the lamella position, the windowing supply lamella region corresponding to the good mucous membrane of preoperative design. The utility model discloses a position sleeve and base plate structure can make the baffle stably fix in the oral cavity, and the window of windowing on the base plate has carried out the accuracy to supplying the lamella region and has prescribed a limit to, and it has the security that increases to get the lamella operation, reduces the operation degree of difficulty, reduces advantages such as operation risk.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a soft tissue valve-taking guide plate based on 3D printing.
Background
Soft tissue transplantation is a classic and effective way to achieve gum augmentation, and is applied to soft tissue management for surgical treatment of periodontal disease and implant repair, by obtaining a soft tissue flap from a donor area for transplantation to a recipient area to optimize the quality and quantity of the soft tissue. In actual operation, an operator can obtain a soft tissue valve from a hard palate mucous membrane, a maxillary nodule mucous membrane or an edentulous area alveolar mucous membrane, but blood vessels and nerves in the mucous membrane are complicated in distribution, so that the control of the boundary and the range of the soft tissue valve is particularly important, and the traditional free hand operation mode has higher risk and higher requirement on the experience level of the operator. Therefore, it is highly desirable to design a soft tissue flap guide that can reduce the difficulty and risk of surgery and accurately limit the range of the donor area.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve above technical problem, provide one kind can get the lamella baffle to getting the soft tissue that the lamella scope carries out the accurate limited based on 3D prints, this soft tissue gets the lamella baffle and has the security that increases and get the lamella operation, reduces advantages such as the operation degree of difficulty and risk.
The purpose of the utility model is realized through the following technical scheme:
a soft tissue valve-taking guide plate based on 3D printing comprises a positioning sleeve used for being in contact with teeth and a base plate used for being in contact with a mucous membrane. The positioning sleeve and the base plate are of an integrated structure, and the positioning sleeve and the base plate are attached to teeth and mucous membranes to enable the guide plate to be fixed in the oral cavity.
The base plate on be equipped with and be used for instructing the windowing of getting the lamella position, the windowing supply lamella region corresponding to the good mucous membrane of preoperative design. The height of the side wall of the fenestration is the thickness of the substrate, and the direction of the side wall is the direction of the scalpel when the tissue flap is cut.
Preferably, the number of the fenestrations is more than 1, each fenestration corresponds to a soft tissue transplantation valve supply area, and the size and shape of the fenestration are the size and shape of the designed soft tissue valve supply area.
The soft tissue valve-taking guide plate is integrally formed by 3D printing, and the material of the soft tissue valve-taking guide plate comprises but is not limited to metal, resin and the like, and preferably the soft tissue valve-taking guide plate is made of resin.
The soft tissue valve-taking guide plate based on 3D printing is manufactured, and comprises the following steps:
(1) shooting a CT of the oral cavity of a patient, and determining a design scheme of a soft tissue flap according to the thickness of soft tissue on the CT, wherein the design scheme comprises the position, size and thickness of the flap taken by the soft tissue, the flap-taking position corresponds to the distribution position of a windowing opening on a guide plate, and the size of the flap taken corresponds to the boundary of the windowing opening on the guide plate.
(2) And (3) making a plaster model or an intraoral scanning model of the teeth and the hard palate of the patient, scanning the plaster model to obtain a plaster three-dimensional model, and generating the dentition model of the patient.
The step (1) and the step (2) are not strictly specified in sequence, and a plaster model or an intraoral scanning model can be made first, and then the oral cavity CT of the patient is shot.
(3) Generating a soft tissue valve-taking guide plate data model by combining a soft tissue valve-taking scheme designed according to CT data and a plaster model or an intraoral scanning model; in the soft tissue flap-taking guide plate data model, the position of the soft tissue flap-taking part corresponds to the position of the guide plate windowing, and the position of the guide plate windowing corresponds to the boundary of the incision of the scalpel in the operation.
(4) And manufacturing the guide plate according to the guide plate model, wherein the method for manufacturing the guide plate adopts a 3D printing method, and printing raw materials include but are not limited to metal, resin and the like.
Preferably, the step (1) of determining the design of the soft tissue valve comprises the steps of:
(1.1) preliminarily determining the shape and the size of the taken soft tissue flap by combining the soft tissue defect condition of the patient and the range of the receiving area;
(1.2) selecting the most suitable valve-providing region on the patient's mucosa by analyzing the soft tissue thickness as shown by CT.
The utility model has the advantages and beneficial effect: the utility model discloses a position sleeve and base plate structure can make the baffle stable fixation in the oral cavity, and the opening of windowing on the base plate has carried out the accuracy to supplying the lamella region and has prescribed a limit to. The utility model has the advantages of increasing the safety of the valve-taking operation, reducing the operation difficulty, reducing the operation risk, etc.
Drawings
Fig. 1 is a schematic structural view of a soft tissue valve-taking guide plate according to an embodiment of the present invention;
fig. 2 is a physical structure diagram of a soft tissue valve-taking guide plate provided by the embodiment of the present invention;
fig. 3 is a simulation diagram illustrating the use of the soft tissue valve-taking guide according to the embodiment of the present invention;
in the figure: 1-a positioning sleeve, 2-a substrate and 3-a window.
Detailed Description
The technical solution of the present invention will be described in detail with reference to the accompanying drawings and embodiments, and it is obvious that the described embodiment is only one embodiment of the present invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example 1
The present embodiment provides a soft tissue flap-taking guide, which can be used as a tool for assisting a doctor in performing a surgical operation in a soft tissue transplantation.
A schematic structure diagram of a soft tissue valve-taking guide plate is shown in figure 1, and comprises a positioning sleeve 1 and a base plate 2 which are printed in a 3D mode and formed in one step, wherein the positioning sleeve 1 and the base plate 2 are attached to a preset dentition model and can be well fixed on the dentition model. The base plate 2 is provided with a window 3, and the window 3 corresponds to a mucous membrane valve supplying area designed before the operation.
In a feasible implementation mode, the positioning sleeve 1 and the base plate 2 can cover the teeth or the whole dentition of adjacent teeth positions in a dentition model of a patient, cover part or all of hard palate mucous membrane or maxillary nodule mucous membrane and have certain retention force, and an operator can press the guide plate with hands when using the positioning sleeve, so that the guide plate is completely attached to the dentition model of the patient.
In this embodiment, the guide plate base plate 2 is provided with the fenestration 3, and the fenestration 3 corresponds to the mucosa flap supply area designed before the operation, so that the operator can be guided to determine the boundary of the tissue flap to be cut, and the flap-taking precision and safety of the tissue flap are improved.
In a possible implementation manner, the windowing 3 is a blank area presented on the guide plate determined based on software design, so that windowing data can be acquired from software and can be adjusted as required, thereby changing the position and range of the windowing on the guide plate.
The real-object drawing and the use simulation drawing of the soft tissue flap-taking guide plate are shown in figures 2 and 3.
The method for manufacturing the soft tissue valve-taking guide plate is applied to machining equipment, one or more of a three-dimensional design algorithm, a data processing algorithm, a curve automatic generation algorithm and a 3D printing part can be preset in the machining equipment, and the specific processing flow of the method is as follows:
(1) a soft tissue valve implantation protocol is determined. In the implementation, the CT of the oral cavity of a patient is shot, and the boundary and the thickness of a soft tissue valve are designed on software according to the degree and the range of the defect of the soft tissue of a receiving area and the thickness distribution of the mucous membrane of a supply area displayed on the CT.
(2) A plaster three-dimensional model or intraoral scan model of the patient's teeth and hard palate is acquired. In the implementation, a plaster model or an intraoral scanning model of the teeth and the hard palate of the patient is made, the plaster model is scanned to obtain a plaster three-dimensional model, and a data model of the dentition model of the target patient is generated based on a preset data processing algorithm.
(3) And generating a soft tissue valve-taking guide plate model. In implementation, a worker can determine the position of the windowing in the data model of the dentition model through a three-dimensional design algorithm preset in software. Then, the machining device may automatically generate a soft tissue flap guide data model based on the three-dimensional design algorithm, the data model of the dentition model, and the position of the fenestration in the data model of the dentition model. The soft tissue flap-taking guide plate data model can contain information such as the position of the fenestration in the data model of the dentition model, the height and the direction of the side wall and the like.
(4) Obtaining the soft tissue valve-taking guide plate through 3D printing. In implementation, the machining device can print the soft tissue through a preset 3D printing part and 3D printing the valve guide data model to obtain the soft tissue valve guide. The soft tissue valve-taking guide plate can be attached to a preset dentition model and can be well fixed on the dentition model, and the windowing opening on the guide plate base plate corresponds to a mucous membrane valve-supplying area designed before operation.
The embodiment of the utility model provides an in, the mode that generates soft tissue and get lamella baffle is manifold, the embodiment of the utility model provides a do not specifically prescribe a limit to. The raw materials for 3D printing include, but are not limited to, metal and resin, and correspondingly, the materials for the soft tissue valve-taking guide plate include, but are not limited to, metal and resin.
The above description is only an embodiment of the present invention, and is not intended to limit the scope of the present invention. It should be understood that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention is included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a lamella baffle is got to soft tissue based on 3D prints which characterized in that: comprises a positioning sleeve and a base plate; the positioning sleeve and the substrate are of an integrated structure; the substrate is provided with a window.
2. The 3D printing-based soft tissue valve-taking guide of claim 1, wherein: the number of the windowing is more than 1.
3. The 3D printing-based soft tissue valve-taking guide of claim 1, wherein: the size and the shape of the windowing are those of the soft tissue valve in the valve area.
4. The 3D printing-based soft tissue flap guide according to any one of claims 1-3, wherein: adopt 3D to print integrated into one piece.
5. The 3D printing-based soft tissue flap guide according to any one of claims 1-3, wherein: the adopted material is metal or resin.
6. The 3D printing-based soft tissue flap guide according to any one of claims 1-3, wherein: the material used is resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120060376.7U CN215019487U (en) | 2021-01-11 | 2021-01-11 | Lamella baffle is got to soft tissue based on 3D prints |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120060376.7U CN215019487U (en) | 2021-01-11 | 2021-01-11 | Lamella baffle is got to soft tissue based on 3D prints |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215019487U true CN215019487U (en) | 2021-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120060376.7U Active CN215019487U (en) | 2021-01-11 | 2021-01-11 | Lamella baffle is got to soft tissue based on 3D prints |
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| Country | Link |
|---|---|
| CN (1) | CN215019487U (en) |
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2021
- 2021-01-11 CN CN202120060376.7U patent/CN215019487U/en active Active
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