Medical rubber implantation test piece
By designing the rough layer, active modification layer and decorative layer on the medical rubber implantation test piece, and setting trapezoidal grooves, the accuracy problem caused by the single structure of the test piece in the prior art is solved, and more accurate biocompatibility is achieved and durability assessment.
Patent Information
- Application Number
- CN202420727819.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-10
- Publication Date
- 2024-12-24
- Estimated Expiration
- 2034-04-10
AI Technical Summary
The existing medical rubber implantation test pieces have a single structure, which makes its response complexity and individual differences affect the accuracy of the test results, making it difficult to accurately evaluate the biocompatibility and durability of medical rubber materials.
A medical rubber implantation test piece was designed, including a rough layer, an active modification layer, a decorative layer and a rubber implantation test piece base layer. The surface is equipped with a pattern layer and multiple grooves. The grooves are trapezoidal structures for adjusting the size. and shape to simulate the structure of an actual medical device or implant, the active modification layer uses bioactive molecules or cell adhesion factors.
By increasing surface roughness and introducing specific patterns, the accuracy of test results is improved, allowing size and shape adjustments that are more in line with actual usage conditions, simulating complex biological interfaces, and enhancing the accuracy of test results.
Smart Images
Figure CN222232148U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of implantation test pieces, in particular to a medical rubber implantation test piece. Background Art
[0002] Medical rubber implant test piece is a test material used to evaluate the biocompatibility and durability of medical rubber materials in the human body. It is usually used to simulate rubber parts used in medical devices or implants in order to evaluate their effects on human tissues in clinical trials or animal experiments.
[0003] After implantation, the test piece will remain in the body for a period of time, usually weeks, months or longer, to observe its response to the surrounding tissue. Researchers will regularly check the implant site to assess whether inflammation, infection, allergies or other adverse reactions occur. At the same time, they will also analyze the test piece after removal to check whether it has degradation, deformation or other changes. Through these implantation tests, researchers can evaluate the biocompatibility, durability and interaction of medical rubber materials with surrounding tissues in the human body. These data are critical to ensuring the safety and effectiveness of medical devices and implants, helping to guide the design and manufacturing process of medical devices, and providing doctors and patients with important information on material selection and implant use.
[0004] Although implantation tests can provide information about the performance of medical rubber materials in the human body, the single structure of the rubber implant test piece and the complexity and individual differences of human body reactions affect the accuracy of the test results. Utility Model Content
[0005] 1. Technical issues to be resolved
[0006] In view of the deficiencies of the prior art, the utility model provides a medical rubber implant test piece.
[0007] (II) Technical solution
[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a medical rubber implant test piece, comprising a rough layer, an active modification layer, a decorative layer, and a rubber implant test piece base layer, a pattern layer is fixedly arranged on the surface of the decorative layer, the decorative layer is fixed on the surface of the rubber implant test piece base layer, the active modification layer is fixed on the surface of the pattern layer, the rough layer is fixed on the surface of the active modification layer, and a plurality of grooves are arranged on both sides of the rough layer, the active modification layer, the decorative layer, and the rubber implant test piece base layer.
[0009] In order to facilitate the adjustment of the size of the structure, the improvement of the utility model is that a plurality of grooves are symmetrically arranged on both sides of the rough layer, the active modification layer, the decorative layer, and the rubber implantation test piece base layer.
[0010] Furthermore, the present invention is improved in that the plurality of grooves are all of trapezoidal structure.
[0011] Furthermore, the present invention is improved in that the sizes of the plurality of grooves are the same.
[0012] Furthermore, the present invention has the following improvements: the active modification layer uses bioactive molecules or cell adhesion factors.
[0013] Furthermore, the present invention is improved in that the pattern layer and the decoration layer are an integrated structure.
[0014] (III) Beneficial effects
[0015] Compared with the prior art, the utility model provides a medical rubber implant test piece, which has the following beneficial effects:
[0016] The medical rubber implant test piece can perform special treatment on the surface of the test piece through the provided rough layer, and can increase the roughness of the surface of the test piece. Through the provided decorative layer and pattern layer, a specific pattern or coating can be introduced to the surface of the test piece to evaluate the influence of the material surface on the tissue reaction, and can improve the accuracy of the test results.
[0017] The multiple grooves provided can facilitate temporary cutting of the structure and design a size and shape that better fits the actual use conditions, such as simulating the structural characteristics of a specific medical device or implant, adjusting parameters such as the area of the test piece, so as to better simulate the actual stress distribution and mechanical properties, and further improve the accuracy of the test results. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 This is a schematic diagram of the structure of the utility model Figure 1 ;
[0019] Figure 2 This is a schematic diagram of the structure of the utility model Figure 2 .
[0020] In the figure: 1, rough layer; 2, active modification layer; 3, decorative layer; 4, rubber implant test piece base layer; 5, groove; 6, pattern layer. DETAILED DESCRIPTION
[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0022] See also Figure 1-2 The medical rubber implant test piece of the utility model comprises a rough layer 1, an active modification layer 2, a decorative layer 3, and a rubber implant test piece base layer 4, a pattern layer 6 is fixedly arranged on the surface of the decorative layer 3, the decorative layer 3 is fixed on the surface of the rubber implant test piece base layer 4, the active modification layer 2 is fixed on the surface of the pattern layer 6, the rough layer 1 is fixed on the surface of the active modification layer 2, and a plurality of grooves 5 are arranged on both sides of the rough layer 1, the active modification layer 2, the decorative layer 3, and the rubber implant test piece base layer 4;
[0023] The multiple grooves 5 can facilitate temporary cutting of the structure, and design a size and shape that is more suitable for actual use conditions, such as simulating the structural characteristics of a specific medical device or implant, adjusting parameters such as the area of the test piece, so as to better simulate the actual stress distribution and mechanical properties, and improve the accuracy of the test results;
[0024] The rough layer 1 can be used to specially treat the surface of the test piece and increase the roughness of the surface of the test piece. The decorative layer 3 and the pattern layer 6 can be used to introduce a specific pattern or coating to the surface of the test piece to evaluate the influence of the material surface on the tissue reaction, thereby further improving the accuracy of the test results.
[0025] Furthermore, a plurality of grooves 5 are symmetrically arranged on both sides of the rough layer 1, the active modification layer 2, the decorative layer 3, and the rubber implant test piece base layer 4. The plurality of grooves 5 are all trapezoidal structures, and the plurality of grooves 5 have the same size, which can facilitate the overall cutting or cutting of the structure.
[0026] Furthermore, the active modification layer 2 uses bioactive molecules or cell adhesion factors, and considers bioactive modification of the surface of the rubber implant test piece base layer 4, such as introducing bioactive molecules or cell adhesion factors to simulate a more complex biological interface, which can improve the accuracy of the implant test results.
[0027] Furthermore, the pattern layer 6 and the decoration layer 3 are an integrated structure, that is, the pattern layer 6 and the decoration layer 3 are integrally formed, which enables the pattern layer 6 to be installed more firmly on the surface of the decoration layer 3 .
[0028] In the description of this article, it should be noted that relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.
[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A medical rubber implant test piece, characterized in that: The invention comprises a rough layer (1), an active modification layer (2), a decorative layer (3), and a rubber implant test piece base layer (4); a pattern layer (6) is fixedly arranged on the surface of the decorative layer (3); the decorative layer (3) is fixed on the surface of the rubber implant test piece base layer (4); the active modification layer (2) is fixed on the surface of the pattern layer (6); the rough layer (1) is fixed on the surface of the active modification layer (2); and a plurality of grooves (5) are provided on both sides of the rough layer (1), the active modification layer (2), the decorative layer (3), and the rubber implant test piece base layer (4).
2. The medical rubber implant test piece according to claim 1, characterized in that: A plurality of grooves (5) are symmetrically arranged on both sides of the rough layer (1), the active modification layer (2), the decorative layer (3), and the rubber implantation test piece base layer (4).
3. The medical rubber implant test piece according to claim 2, characterized in that: The plurality of grooves (5) are all of trapezoidal structure.
4. The medical rubber implant test piece according to claim 3, characterized in that: The sizes of the plurality of grooves (5) are the same.
5. The medical rubber implant test piece according to claim 4, characterized in that: The active modification layer (2) uses bioactive molecules or cell adhesion factors.
6. The medical rubber implant test piece according to claim 5, characterized in that: The pattern layer (6) and the decoration layer (3) are an integrated structure.