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METHOD FOR ARRANGING SUPPORTING STRUCTURES FOR THE ADDITIVE MANUFACTURING OF A DENTAL RESTORATION

Resumen de: US2024025122A1

A method for arranging support structures for an additive manufacturing process on a dental restoration, comprising the steps of detecting (S101) a flash line in a digital model of the dental restoration; and adding (S102) support structures to the digital model for supporting the dental restoration in the additive manufacturing process along the flash line.

A method of photoinduced micro-sculpting of a hydrogel

Resumen de: NL2036842B1

The present invention relates to a method of photoinduced micro-sculpting of a hydrogel, said method comprising the steps of: i) provision of a hydrogel having a plurality of reactive groups each selected from the group consisting of a -CH group, a -NH group, an -OH group and a combination of two or more thereof, said hydrogel having a surface to be micro-sculpted; ii) provision of a photo-activator; iii) contacting the surface of the hydrogel of step i) with the photo-activator of step ii); and iv) illumination of said photo-activator on said surface using a digital mask and UV light to photo-excite the photo-activator to induce micro- sculpting of said hydrogel. Moreover, the invention relates to a micro-sculpted hydrogel obtainable or directly obtained by the method according to the invention. In addition, the invention relates to the use of a micro-sculpted hydrogel as a construct for cell studies, materials and biomaterials applications, tissue engineering, and soft robotics.

SYSTEM AND METHOD FOR PRODUCING PHARMACEUTICAL OBJECTS VIA 3D PRINTING

Resumen de: AU2025205378A1

21894047_1 (GHMatters) P119307.AU.2 The invention relates to a system for producing pharmaceutical objects, such as tablets, granules and capsules, via 3D print- ing. The system comprises a 3D printing machine (2) with a me-5 chanical system (3) movable in one or more directions, at least one print head (5) with a nozzle (37) being movable by the me- chanical system (3) and a base system (4) carrying a print base (6) for receiving a prepared mixture (27) applied by the print head (5). The system comprises at least one carrier (35) for 10 holding a cartridge (28).Printing can be done on formatted print locations (49) on the base (6). The invention further relates to a method for producing pharmaceutical objects, comprising the steps of providing at least one pharmaceutical substance in at least one cartridge, placing the cartridge in a carrier, estab-15 lishing a fluid connection between a cartridge and a print head, such that the pharmaceutical substance may leave the print head through the print head nozzle, moving the print head nozzle ac- cording to a 3D print program and dispensing the pharmaceutical substance to a print base. 20 (Fig. 24) The invention relates to a system for producing pharmaceutical objects, such as tablets, granules and capsules, via 3D print- 5 ing. The system comprises a 3D printing machine (2) with a me- chanical system (3) movable in one or more directions, at least one print head (5) with a nozzle (37) being movable by the me- chanical system (3)

用于制造生物打印纤维结构的系统和方法

Resumen de: MX2024014120A

Aspects of the disclosure include a fabrication platform for supporting a bioprinted fiber structures during printing, patterning, and/or processing, comprising a frame with a plurality of posts for securing a cross-linkable fiber during printing thereof, and where a continuous length of the cross-linkable fiber is printed around a plurality of posts during the 3D bioprinting process. The fabrication platform enables the cross-linkable fiber to be suspended during one or more of printing, patterning, and/or processing. In this way, the bioprinted fiber structure comprises a uniform outer surface, and can be easily modified and/or further processed after printing and patterning are completed.

生体関連材料を含む３Ｄバイオプリンティング、及び関連する方法

Resumen de: WO2024015237A1

The present disclosure provides a method of bioprinting a 3-D structure comprising one or more biologically-relevant materials on a super-hydrophobic surface. In one embodiment, the method comprises providing a composition having one or more biologically-relevant materials dispersed within a biocompatible medium. A pattern comprising a hydrophilic material is deposited on a defined area of the super-hydrophobic surface, wherein the pattern is modeled after a biological structure. The composition having the one or more biologically-relevant materials is then bioprinted atop the hydrophilic surface to form a 3-D structure, wherein the hydrophilic surface maintains the 3-D structure in a desired position or shape on the super-hydrophobic surface.

硬化性組成物とその硬化物

Resumen de: US2025206865A1

A curable composition which has high curability and high transparency, while exhibiting good adhesion to various base materials, and which is used in both an aqueous system and an organic system and is applied to UV curing and/or thermal curing; a coating agent composition, a bonding agent composition, an adhesive composition, an ink composition, an aqueous ink composition, an ink composition for three-dimensional modeling, an aqueous coating material composition, a sealing agent composition, a nail cosmetic composition, a dental material and a decorative coating agent, each of which contains this curable composition; and cured products and molded articles of these materials. A curable composition contains: (A) a water-insoluble multifunctional (meth)acrylamide; and (B) a polymerizable compound other than the component (A).

一种蛋白纳米纤维复合类血管及其制备方法与应用

Resumen de: CN120361299A

本发明公开了一种蛋白纳米纤维复合类血管及其制备方法与应用，属于3D打印类血管结构技术领域。本发明首先通过AF和GelMA的氢键相互作用，构建了含有纳米蛋白纤维的凝胶墨水，然后通过嵌入式3D打印方法，利用AF和HA的正负离子相互作用和基质相中引发剂向墨水相中的渗透作用，经过紫外光化学交联和后处理，构建了微观尺度上含有纳米蛋白纤维，宏观尺度上壁厚可调的类血管结构。该类血管结构微观尺度上可模拟细胞外基质微环境的纳米纤维结构，宏观尺度上可模拟人体不同部位血管的壁厚，为体外构建血管样结构提供了一种新策略。

一种基于数字化技术的治疗义齿制作方法

Resumen de: CN120360726A

本发明公开了一种基于数字化技术的治疗义齿制作方法，其包括：通过扫描获取患者的口腔数据及颌位关系，根据扫描获得的口腔数据及颌位关系设计上颌义齿和下颌义齿；通过3D打印制成上颌基托实体、上颌牙列实体、下颌基托实体和下颌前牙实体；用粘接剂将上颌牙列实体粘接在上颌基托实体上形成上颌义齿实体，用粘接剂将下颌前牙实体粘接在下颌基托实体上形成下颌义齿实体；向下颌基托实体上的凹槽中填充材料形成树脂平板；对树脂平板进行修正，直至上颌义齿实体与下颌义齿实体建立正确的咬合关系。本发明采用数字化设计与3D打印相结合的方式，制作流程短，能显著缩短治疗义齿的制作周期；且制成的治疗义齿实体和所设计的数字化治疗义齿的一致性高，减少了认为误差。

多功能牙科装置及相关方法

Resumen de: WO2023222193A1

The invention relates to a series (100) of devices for incrementally modifying the position of the teeth in a person (P), said series comprising at least two devices (10), the devices (10) each comprising at least one jaw device (11, 12), the at least one jaw device (11, 12) being designed in such a way that receiving regions of the jaw device (11, 12) can be placed on a dental arch of the upper jaw (OK, 5) or of the lower jaw (UK, 4) of the person (P), the devices (10) being designed such that, when worn according to a predefined order of said devices (10), they incrementally progressively modify the position of the teeth owing to mechanical interaction between the device and at least one tooth element. The at least one jaw device (11, 12) of the first device (10.1, 10.2) may carry, on its outer side, a first veneering element (N.I.1.2, N.IV.1.2) as a partial region of the first device (10.1, 10.2). The at least one jaw device (11, 12) of the second device (10. n) may carry, on its outer side, a second veneering element (N.I.1.n, N.IV.1.n) as a partial region of the second device (10). The first veneering element (N.I.1.2, N.IV.1.2) may be located at the same position as the second veneering element (N.I.1.n, N.IV.1.n) according to a dental notation. A receiving region of the first veneering element (N.I.1.2, N.IV.1.2) may have a different design and/or position than a receiving element of the second veneering element (N.I.1.n, N.IV.1.n), this difference being capable of cau

一种双相生物活性组织修复支架及制备方法

Resumen de: CN120365051A

本发明公开了一种双相生物活性组织修复支架及制备方法，包括以下步骤：步骤1：磷酸钙陶瓷粉体进行表面改性，得到改性后的磷酸钙陶瓷粉体；步骤2：将改性后的磷酸钙陶瓷粉体、铌酸钾钠压电陶瓷粉体、分散剂、光引发剂、光敏树脂充分混合均匀，球磨后得到光固化树脂浆料；步骤3：按照设计构建3D打印模型，将光固化树脂浆料按照3D打印模型打印即可得到支架坯体；步骤4：支架坯体经清洗、脱脂烧结即可得到所需支架；本发明能够制备兼具良好的力学性能、高效抗肿瘤能力及较好的促骨再生能力的双相生物活性组织修复支架，为临床上骨肿瘤术后骨缺损的修复提供技术支持。

縫合可能な可撓性材料に用いるための相互侵入高分子網目構造

Nº publicación: JP2025524119A 25/07/2025

Solicitante:

ラングバイオテクノロジーピービーシー

Resumen de: CN119894981A

An advanced fabricated interpenetrating polymer network (AM-IPN) is disclosed, comprising: a primary polymer network; a secondary polymer network, where the secondary polymer network is bound to the primary polymer network by one or more cross-links, where one or more of the primary polymer network, the secondary polymer network, and the one or more cross-links are printed using a synthetic bio-ink. Methods of making and using are also disclosed.