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DENTAL DEVICE WITH INTEGRATED FLUIDIC RESERVOIR AND MICROCHANNELS, AND METHOD FOR MANUFACTURING SAID DENTAL DEVICE

Resumen de: WO2026041252A1

The present invention is related to a dental device (1) intended to cover at least part of a teeth (2) and/or at least part of gums (3) or other surfaces of a mouth for repositioning or retaining said teeth (2) and optionally said gums (3) or other surfaces of the mouth, said dental device (1) comprising a channel (7) provided in a main body (31; 40, 42) of the dental device (1) and having at least one opening (4, 5) to the exterior. The present invention is also related to a method of manufacturing said dental device (1) by additive manufacturing and to methods for circulating a substance and/or saliva and oxygen through the dental device (1) in view of releasing said substance and/or saliva and oxygen inside the mouth.

DEVICE AND METHOD FOR FOOTWEAR CUSTOMIZATION

Resumen de: US20260020643A1

A device and method for the formation of customized footwear insoles and pads is provided. The system employs computers operatively engaged to scanning components to produce individual electronic footprints of a foot of a wearer. Software operating to the tasks of employing the digital data from one or a plurality of electronic footprints, correlating to scans of the feet of a footwear user, will customize an insole or pad for positioning in the footwear to more comfortably support the foot therein.

ホスフィンオキシド系光開始剤

Resumen de: CN120435392A

The present invention relates to phosphine oxide-based photoinitiators, to a method for producing said photoinitiators and to precursors which can be used for producing said photoinitiators. The invention also relates to a photoinitiator composition, a curable composition, a method of preparing a cured product, an inkjet printing method, a 3D printing method and a method of coating nails. The invention also relates to a photoinitiator composition or a precursor of a photoinitiator. The invention also relates to the use of a photoinitiator or a photoinitiator composition.

ROTATIONAL STEREOLITHOGRAPHY FOR ARCUATE 3D ARTICLES

Resumen de: CN120981335A

A three-dimensional (3D) printing system is configured to manufacture a plurality of arcuate 3D articles. The 3D printing system includes a build container, at least one build component, a light engine, and a controller. The at least one build assembly includes a shaft, a build plate, and a motorized gear assembly, respectively. A motorized gear assembly is coupled to the shaft and configured to rotationally position the shaft about an axis of rotation. The light engine is located above the build container. The controller is configured to operate the motorized gear assembly to progressively rotate the build plate between a plurality of stop positions about the axis of rotation. The controller is configured to operate the light engine at respective stop positions to selectively illuminate the photocurable liquid in a plurality of spatially separated build planes respectively above one of the plurality of build plates.

CALIBRATING A DISPENSING MEANS OF A 3D BIO-PRINTER

Resumen de: CN120957859A

The present disclosure relates to a method, a system, a 3D bio-printer including a control system, a computer program carrier, and a computer program product. A computer-implemented method comprises acquiring sensor data representative of a printhead (1) of a 3D bioprinter and the surroundings of the printhead, the acquired sensor data comprising one or more images of the printhead of the 3D bioprinter captured by means of an imaging sensor device (6). Further, the method includes providing the acquired sensor data to a trained neural network algorithm. The method further includes generating one or more predicted outputs representative of calibration conditions of the distribution device by means of a neural network algorithm.

一种表面改性3D打印人工骨的制备方法及其人工骨复合材料与应用

Resumen de: CN121550481A

本发明提供一种表面改性3D打印人工骨的制备方法及其人工骨复合材料与应用，涉及人工骨领域。本发明表面改性3D打印人工骨的制备方法，包括以下步骤：β‑TCP与光敏树脂混合，经DLP打印，烧结，清洗，得到β‑TCP支架；将β‑TCP支架浸入可降解高分子聚合物溶液中，浸泡，烘干，得到高分子聚合物包覆的支架；将高分子聚合物包覆的支架放入盐酸多巴胺的Tris‑HCl缓冲液中，反应，得到聚多巴胺改性的支架；聚多巴胺改性的支架置于胶原蛋白溶液中，在聚多巴胺改性的支架表面吸附上胶原蛋白，得到表面改性3D打印人工骨。本发明通过简单的改性方法显著提高3D打印人工骨的机械性能。本发明在不降低机械性能的情况下，进一步提高支架的生物相容性，更加利于骨缺损修复。

基于多智能体决策系统的骨软组织肿瘤修复假体打印方法

Resumen de: CN121549962A

本公开的实施例公开了基于多智能体决策系统的骨软组织肿瘤修复假体打印方法。该方法包括：根据预设肿瘤等级筛选信息、预设肿瘤分级标准信息、所获取的肿瘤相关材料信息和肿瘤相关材料信息，生成肿瘤知识图谱信息；对初始化后的预设肿瘤决策智能体进行变更处理，得到肿瘤决策智能体组；根据预设肿瘤记录信息和肿瘤决策智能体组，生成任务处理分配信息；根据肿瘤决策智能体组、任务处理分配信息和肿瘤知识图谱信息，生成假体打印参考信息；根据假体打印参考信息，生成肿瘤材料重建影像；根据肿瘤材料重建影像，控制打印设备打印出肿瘤修复假体。该实施方式可以提高生成的假体打印参考信息的准确性，减少浪费3D打印的生物相容性材料。

一种上投影用3D打印树脂材料及其应用

Resumen de: CN121554658A

本发明公开了一种上投影用3D打印树脂材料及其应用，上投影用3D打印树脂材料，包含如下按重量份计的原料组份：聚氨酯丙烯酸酯交联剂5‑40份；聚氨酯丙烯酸酯低聚物5‑40份；单官能团活性稀释剂25‑40份；多官能团活性稀释剂15‑40份；光引发剂1‑5份；流平剂0.1‑3份；消泡剂0.1‑3份；表面助剂1‑15份；填料0.5‑3份；耐刮蜡0.5‑3份；颜料0.2‑0.5份；其中，所述聚氨酯丙烯酸酯交联剂与聚氨酯丙烯酸酯低聚物的质量比为（0.01‑1）：1；所述单官能团活性稀释剂和多官能团活性稀释剂的质量比为（0.5‑2）：1。该树脂材料改善后粘度低，适用与上投影的3D打印技术，打印制造种植牙模，具有高下机精度、高逆扫尺寸稳定性，应用于口腔医学领域。

可吸收矿化胶原骨修复植入体的制备方法

Resumen de: CN121550490A

一种可吸收矿化胶原骨修复植入体的制备方法，包括：以生物可降解材料，通过增材制造工艺制备形成致密层及其上、下表面的多个凸起的呈螺旋状的倒刺，该倒刺穿过多孔层向外伸出；以配置的矿化胶原溶液为材料，在预设温度条件下通过增材制造工艺或者受控组装工艺制备形成多孔层；多孔层从靠近致密层上、下表面至远离致密层上、下表面的方向依次至少包括高孔隙率内层以及低孔隙率外层；将制备成型的所述致密层和所述多孔层进行组装，形成所述可吸收矿化胶原骨修复植入体。本发明技术方案通过形成梯度孔隙率结构的多孔层以及螺旋状倒刺设计，既能够兼顾成骨整合与初期力学支撑，又能够显著提高固定效果以及降低对骨组织的损伤程度。

一种基于机器学习的多孔支架SLM制备方法及装置

Resumen de: CN121561873A

本发明公开了一种基于机器学习的多孔支架SLM制备方法及装置，属于增材制造技术领域。该方法首先设计了一种由内层简单立方胞元和外层体心立方胞元组成的复合晶格多孔结构，两者通过节点直接连接；接着采用拉丁超立方抽样设计试验方案并获取选区激光熔化工艺初始小样本数据；随后引入回归合成少数类过采样技术对数据集进行增强处理；在此基础上，建立经群智能算法优化的核极限学习机预测模型；最后基于目标性能反求最优工艺参数并完成制备。通过复合结构设计有效缓解了应力屏蔽效应，解决了传统工艺优化中实验成本高、样本数据少及预测精度低的问题，实现了高性能医用CoCrMo植入物的高效、精准定制化制造。

一种3D打印踝关节ABS骨模型

Resumen de: CN121552683A

本发明公开了一种用于踝关节手术方案复现与术后形态预测的3D打印ABS骨模型，旨在解决现有三维骨模型仅能展示术前解剖结构、无法直观呈现手术方案及术后骨形态的问题。本发明基于患者术前三维影像学数据进行骨结构重建，在医生选定手术方案后，通过参数化模拟截骨、旋转和矫正过程，生成踝关节术后骨结构的三维模型，并采用光固化3D打印技术以ABS光敏树脂材料将其实体化。模型中可显示术后骨形态及相关手术调整信息，用于辅助术前诊断、手术规划、医患沟通及术中参考。本发明制作流程明确、成本可控，具有良好的临床应用前景和推广价值。

ベンゾイルギ酸アミド誘導体を含有する組成物

Resumen de: CN120379961A

The present invention addresses the problem of providing a benzoyl formamide derivative. The benzoyl formamide derivative has good photopolymerization initiation and photosensitive effect on long-wavelength ultraviolet rays, and a cured product obtained from the curable composition containing the benzoyl formamide derivative has extremely low content of low-molecular-weight components, yellowing resistance, high durability and high safety. Solution The present invention provides a benzoylformamide derivative.

METHOD FOR THE REALIZATION OF A SUPPORT ELEMENT FOR THE HUMAN BODY AND A SUPPORT ELEMENT SO OBTAINED

Resumen de: US2024140035A1

A method for making a support element for the human body equipped with a first component or support component, a second component or padding component, wherein at least the second component or padding component is obtained by means of a three-dimensional printing technique; and an apparatus for implementing the method for obtaining the support element and support element thus obtained.

一种个性化踝上截骨3D打印导板

Resumen de: CN223930202U

一种个性化踝上截骨3D打印导板，包括3D打印的主体，使用时通过克氏针固定在手术部位，其特征在于：主体形成有贯穿主体的引导孔和多个定位孔，引导孔用于引导截骨切割方向，定位孔用于供克氏针穿过，通过计算机辅助设计3D打印的主体，使导板的主体的内侧面与手术部位的胫骨外周面相适配，这能够根据患者手术部位的胫骨外周面形状进行个性化定制，为患者提供了更贴合其自身情况且结构简单的手术辅助工具，而引导孔则可以更好地引导医生手术时的操作，定位孔使用克氏针将主体固定在胫骨外周面上，可以使主体更稳定地固定在手术部位上。

一种光驱动水凝胶微纳操作机器人及其制备方法和应用

Resumen de: CN121554898A

本发明涉及一种光驱动水凝胶微纳操作机器人及其制备方法和应用。所述光驱动水凝胶微纳操作机器人依次包括光识别区域和变形执行区域；光识别区域由含有高浓度的光热纳米材料的第一水凝胶预聚液聚合形成；变形执行区域由含有高浓度的光热纳米材料的第一水凝胶预聚液与含有低浓度的光热纳米材料的第二水凝胶预聚液以不同配比共混后聚合形成，以使得所述变形执行区域中含有光热纳米材料的浓度从靠近所述光识别区域一侧向远离所述光识别区域一侧逐渐递减。本发明提供的是可精确光控、多模态运动、高度可控且可批量制备的水凝胶微纳机器人，能在复杂微环境中实现转向、扭曲、抓取、螺旋、爬行、避障及重构等操作。

UNDERWATER 3D BIOPRINTER COMPRISING A MODULAR SYSTEM

Resumen de: CN120379821A

A modular system (1) insertable into a closed environment (20), such as a container containing a fluid, comprises: a base unit (2) comprising a working surface (3) movable along a working plane; an upright structure (9) restricted to one side of the base unit (2) and extending from the base unit (2); a support head (10) for supporting a tool or accessory; the upright structure (9) comprises, in sequence: guide means (11) for guiding the support head (10) in a direction (Z) transverse to the working plane; sliding means (14) for sliding the support head (10) along the guide means (11); at least one motor (M) for the sliding device (14); a box-like housing (15) provided with a sealing gasket for accommodating the motor (M), the modular system (1) further comprising at least one tubular body (21) for cables of the motor (M).

BONE IMPLANT WITH COATED POROUS STRUCTURE

Resumen de: US2022354651A1

The invention relates to a bone implant, comprising a main body, which has, in its outer region, an open-cell porous lattice structure, which is formed from a plurality of regularly arranged elementary cells, the elementary cells being in the form of an assembled structure and each being composed of an interior and of a plurality of interconnected bars surrounding the interior. The porous lattice structure is provided with a bone-growth-promoting coating comprising calcium phosphate, the calcium phosphate coating having a hydroxylapatite proportion forming a pore inner coating extending into the depth of the porous lattice structure.

탈착식 치과 보철물의 제조 방법, 및 그 방법에 따라 제조된 탈착식 치과 보철물

Resumen de: WO2024251724A1

The invention relates to a method for producing a first connection element of a removable dental prosthesis, said connection element being suitable for a sliding connection between a first fit surface of the first connection element and a second fit surface of a second connection element of the removable dental prosthesis. The invention is characterized in that the first connection element is produced by connecting a stability-granting material and a ductile material which forms the first fit surface in an additive multi-material manufacturing method.

3D 3D APPARATUS AND METHOD FOR CALIBRATING 3D MODEL OF THREE DIMENSIONAL PRINTER

Resumen de: KR20260024056A

본 개시의 몇몇 실시예에 따른, 적어도 하나의 프로세서를 포함하는 컴퓨팅 장치에 의해 수행되는 3D 모델을 보정하기 위한 방법이 개시된다. 상기 3D 모델을 보정하기 위한 방법은 치아와 관련되는 3D 모델인 제1 모델을 결정하는 단계; 상기 제1 모델을 구성하는 메시(mesh)에 대한 전처리를 수행하는 단계; 상기 제1 모델 및 전처리가 수행된 제2 모델에 대한 합집합 연산을 수행함으로써, 상기 제1 모델 및 상기 제2 모델이 병합된 제3 모델을 생성하는 단계; 및 상기 제3 모델을 구성하는 메시에 대한 후처리를 수행함으로써, 상기 제3 모델을 보정하는 단계를 포함할 수 있다.

PAUSE-PRINT PARTS MEDICAL AND DENTAL PARTS LIBRARY FOR ROBOTIC ASSEMBLY

Resumen de: WO2026039619A1

A method of fabricating a dental or medical device, wherein the method comprises: (a) acquiring 3D digital image data of a body part of a patient; (b) creating a 3D digital model of a dental or medical device to be fabricated wherein the 3D digital model incorporates a model part selected from a digital library of virtual parts, each of the virtual parts corresponding to an associated physical part of a plurality of physical parts; (c) fabricating a first portion of the device from the 3D digital model using additive manufacturing or subtractive manufacturing; (d) selecting one physical part of the plurality of physical parts that corresponds to the model part; (e) inserting the one physical part into a location in the first portion of the device; and (f) fabricating a second portion of the device from the 3D digital model using additive manufacturing or subtractive manufacturing.

NON-SWELLING COLD WATER SPECIES GELATIN HYDROGELS FOR 3D BIOPRINTING

Resumen de: WO2026037844A1

The invention relates to an aqueous composition comprising thiolated and norbornene-modified cold- water species-derived gelatine. A further aspect of the invention relates to a method to generate a three-dimensional hydrogel object, particularly an in vitro model for disease modelling/drug testing or an implant, comprising providing a composition according to the invention and forming the hydrogel object by bioprinting (extrusion-based or digital light-based (DLP)) or molding/casting to provide the three-dimensional hydrogel object. Also provided are a hydrogel implant obtained by a method according to the invention, and a kit comprising dried thiolated and norbornene-modified cold-water marine species gelatine.

FABRICATION OF ADDITIVELY MANUFACTURED OBJECTS WITH MECHANICALLY INTERLOCKING ELEMENTS

Resumen de: US20260048566A1

Materials and additively manufactured objects including mechanically interlocking elements are provided. In some embodiments, a method includes forming a dental appliance at least partially out of a composite material. The composite material can include an interlocking structure having a plurality of interlocking elements. The interlocking structure can have a first mechanical property. The composite material can also include a matrix surrounding at least a portion of the interlocking structure. The matrix can have a second mechanical property different from the first mechanical property.

MANDIBULAR RECONSTRUCTION SYSTEMS AND METHODS

Resumen de: US20260047933A1

Systems and methods for mandibular reconstruction are provided. An example system may comprise a drilling guide comprising: (1) a body configured to register against two adjacent surfaces of a native mandible when the body is temporarily secured to the native mandible; and (2) a tube extending from the body. The tube may be configured to constrain orientation of a drill bit when inserted through the tube and into the native mandible to reduce off-axis tilt of the drill bit when forming a void in the native mandible. Size and orientation of the void may correspond with size and orientation of a phalange of a neo-mandible assembly to be received within the void.

치과용 스플린트를 제조하기 위한 디바이스

Resumen de: WO2024254624A1

A device for producing a dental splint is described, comprising a computing unit (1), a thermoforming station (2) for a film on a denture model (3), and a laser cutting system (4) for cutting out the dental splint from the film. In order to configure a device of the type depicted at the outset in such a way as to enable a manufacturing process of dental splints which is as fully automated and rapid as possible, wherein, in particular, the space requirement of the required devices is minimized and complicated robotics systems for transporting the dental splints are intended to be dispensed with, it is proposed that a plurality of workstations are provided which comprise at least one 3D printer (5) for producing the denture model (3) on a workpiece carrier (10), the thermoforming station (2), a severing device (6) for severing the thermoformed film from the denture model (3), and the laser cutting system (4), wherein the workstations are arranged along a transport system (7) which comprises a guide (8) and a transport means (9) which is arranged movably along the guide (8) for loading and unloading the workstations with the workpiece carrier (10).

DENTAL RETAINER AND METHOD FOR MANUFACTURING THE SAME

Nº publicación: KR102928400B1 19/02/2026

Solicitante:

오스템임플란트주식회사