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246
results.
Updated on
07/06/2025 [07:16:00]
Results 75 to 100 of 246
Absstract of: CN120056233A
本发明涉及通过喷射打印生产牙科修复体的方法、装置和系统。本发明提供一种通过喷射打印来生产牙科修复体的方法，包括以下步骤：借助于陶瓷浆料喷射打印(S101)牙科修复体的一个或多个层；将着色溶液喷射打印(S102)至一个或多个层上；以及施加(S103)用于固定着色溶液的固定溶液。
Absstract of: CN120053764A
本发明涉及软骨‑骨一体化类器官及其制备方法。所述软骨‑骨一体化类器官包括仿骨层与仿软骨层，所述仿骨层由基于压电水凝胶构建的仿骨基质力响应性生物墨水打印而成，所述仿软骨层由基于压电水凝胶构建的仿软骨基质力响应性生物墨水打印而成。本发明将压电材料与生物墨水相结合，利用3D生物打印技术精确构建软骨层和骨层的双生态位结构。通过压电材料将机械力转化为生物电信号，从而促进细胞活动和组织再生。同时，3D生物打印技术实现精确的结构控制，为关节软骨缺损修复提供了一种全新的策略。
Absstract of: CN120053115A
本申请公开一种高适配的根形种植体，涉及牙种植体技术领域，包括：根形种植体；根形种植体的外形完全贴合拔牙窝；根形种植体的顶部开设有向内的凹槽；凹槽用于固定中央螺栓和义齿种植基台；根形种植体是基于目标口腔CT数据，采用3D打印制作；目标口腔CT数据为拔牙窝处的CT数据；凹槽是基于义齿种植基台和中央螺栓的底部形态，采用机件加工在根形种植体上制备。本申请中根形种植体能够适配安装不同类型的中心螺栓和义齿种植基台，同时该根形种植体的应用也能有效地缩短牙种植手术的周期时间。
Absstract of: US2024131795A1
Systems, methods, and devices for computer-aided design, digital treatment planning, and direct additive manufacturing of dental appliances are provided. In some embodiments, a method includes receiving a treatment plan for a patient's teeth, the treatment plan specifying a target arrangement for the teeth and a plurality of treatment stages to reposition the teeth from an initial arrangement toward the target arrangement. The method can include identifying appliance design parameters for one or more dental appliances to implement at least one treatment stage of the plurality of treatment stages. The appliance design parameters can include one or more manufacturability parameters corresponding to an additive manufacturing process to be used to directly fabricate the one or more dental appliances. The method can further include determining an appliance geometry for the one or more dental appliances using the set of appliance design parameters.
Absstract of: CN222917965U
本实用新型涉及一种负压微针给药装置，包括：壳体，壳体的顶部设置有注射器接口，注射器接口用于连接外部的注射器；壳体的底部设置有凹槽和凸起，凸起用于和皮肤贴合；壳体的内部设置有储药腔体和负压腔体，储药腔体和注射器接口连通；壳体的表面设置有负压接口，负压腔体的一端通过负压接口和外部的抽负压装置连接；凹槽的表面设置有通孔，负压腔体的另一端通过通孔和外部连通；微针，包括针头和中空的流道，流道设置在针头的内部，流道和储药腔体连通，针头凸出于凹槽的表面向外延伸，针头用于刺破皮肤。本实用新型可以有效地吸引皮肤靠近针头并自动刺破皮肤给药，提高了给药效果和患者的使用体验。
Absstract of: US2025172541A1
Embodiments pertain to a bioink operational to form an artificial bone. The bioink includes a plurality of bone-related cells. Additional embodiments pertain to an artificial bone that includes a plurality of bone-related cells; and a bioink of the present disclosure that is embedded with the cells. The artificial bone may be in the form of a three-dimensional structure that includes a plurality of channels operational to allow fluid flow through the artificial bone. Further embodiments pertain to methods of making an artificial bone by applying a plurality of bone-related cells and a bioink onto a surface such that the bioink becomes embedded with the cells and forms a three-dimensional structure with a plurality of channels.
Absstract of: US2025171364A1
A method of producing a dental restoration by jet-printing, including the steps of jet-printing (S101) a dentin core of the dental restoration using a plurality of opaque ceramic slurries having different colors from each other; and jet-printing (S102) the tooth enamel of the dental restoration using a translucent ceramic slurry.
Absstract of: US2025170750A1
A method of producing a dental restoration by jet-printing, comprising the steps of jet-printing (S101) one or more layers of the dental restoration by means of a ceramic slurry; and jet-printing (S102) a translucency enhancer or opacity enhancer onto the one or more layers.
Absstract of: US2025170648A1
A method of producing a dental restoration (100) by jet printing, including the steps of jet printing (S101) one or more layers of the dental restoration using a ceramic slurry; and jet printing (S102) a coloring solution onto the one or more layers.
Absstract of: US2025171733A1
A bioink is described. The bioink comprises coral particles and biocompatible polymer, wherein the concentration of coral particles in the bioink is 25 to 85 weight % of the total weight of the bioink.
Absstract of: US2025171188A1
A method (600) for packaging a food product is provided. The method can comprise receiving (602) at least one piece of packaging material (PM) in a packaging machine (500), said packaging material (PM) comprising a cellulose-based mid-layer (400), an inside layer (404) arranged to face the food product (FP), and an outside layer (402), wherein an ink-based print is provided on the outside layer (402), curing (604) the inside layer (404) of the at least one piece of packaging material (PM) such that ink particles (302), released from the outside layer (402) to the inside layer (404), are bound to the inside layer (404), thereby preventing the ink particles (302) from being released into the food product (FP), forming (606) the at least one piece of packaging material (PM) into packages (110), and filling (608) the packages (110) with the food product (FP).
Absstract of: US2025169924A1
The present invention pertains to a transparent orthodontic device and a method for its preparation. The transparent orthodontic device described herein includes a tooth-contacting portion. This tooth-contacting portion consists of a concave section that makes contact with the tooth and a convex section that does not make contact with the tooth, positioned opposite each other.
Absstract of: US2025169792A1
The present invention related to an ultrasound imaging system win which the scan head includes a beamformer circuit that performs far field subarray beamforming or includes a sparse array selecting circuit that actuates selected elements. When using a hierarchical two-stage or three-stage beamforming system, three dimensional ultrasound images can be generated in real-time. The invention further relates to flexible printed circuit boarde in the probe head. The invention furthermore related to the use of coded or spread spectrum signaling in ultrasound imagining systems. Matched filters based on pulse compression using Golay code pairs improve the signal-to-noise ratio thus enabling third harmonic imaging with suppressed sidelobes. The system is suitable for 3D full volume cardiac imaging.
Absstract of: US2025169939A1
The present invention is directed to providing a polymer scaffold for a prosthesis that may have a size and supporting force that may accurately correspond to a certain affected area, may also contain a maximum amount of a therapeutic drug, may be immediately applied in a customized manner to an affected area that has not been prepared in advance, and may provide a stable supporting force of the affected area throughout the treatment period, and a method of manufacturing the same. The polymer scaffold for a prosthesis according to the present invention and the method of manufacturing the same have an effect of allowing the internal rigidity and elasticity to be adjusted so that they can be provided in a customized manner to patients.
Absstract of: US2025169892A1
Systems and methods for generating patient-specific surgical guides comprising: capturing a first and second images of an orthopedic element in different reference frames using a radiographic imaging technique, detecting spatial data defining anatomical landmarks on or in the orthopedic element using a neural network, applying a mask to the orthopedic element defined by an anatomical landmark, projecting the spatial data from the first image and the second image to define volume data, applying the neural network to the volume data to generate a reconstructed three-dimensional (“3D”) model of the orthopedic element; and calculating dimensions for a patient-specific surgical guide configured to abut the orthopedic element.
Absstract of: US2025169925A1
A system for correcting malocclusions may include a maxillary appliance having tooth receiving cavities shaped to receive teeth of a maxilla and a first elastic coupling at gingival line of the maxillary appliance. The first elastic coupling may be configured for receiving an elastic. The system may also include mandibular appliance having tooth receiving cavities shaped to receive teeth of a mandible. The system may also include a corrective appliance having a first coupling configured to be coupled to the mandibular appliance at a first location on a first side of incisors of a patient and a second coupling configured to be coupled to the mandibular appliance on a second side of the incisors, and having an arm extending from the corrective appliance towards the gingival line of the maxillary appliance and being shaped to receive the elastic.
Absstract of: US2025170353A1
A face mask assembly may include an oral appliance connected to a post. A face mask assembly may include a face mask comprising a shell, a liner, an adapter, and a threaded, slotted sleeve configured to receive the post. A face mask assembly may include a threaded nut configured to selectively engage the threaded, slotted sleeve, wherein engaging the threaded nut on the threaded, slotted sleeve causes the threaded, slotted sleeve to engage the post and fix the position of the face mask relative to the oral appliance.
Absstract of: US2025169929A1
A method of producing a dental restoration by jet-printing, including jet-printing one or more layers of a dental restoration using a ceramic slurry, jet-printing a coloring solution onto the one or more layers, and applying a fixing solution for fixing the coloring solution.
Absstract of: WO2024017906A1
The present invention concerns a composition which is a hydrogel comprising, in an aqueous medium: - at least one hydrophilic thickening polymer, and - particles of eggshell membrane, in an amount of less than 5% by weight of the total weight of the composition, wherein said particles are rod-shaped, needle-shaped or fibrous, having a specific particle size. It also relates to a bioink comprising said composition, to a method for manufacturing a 2D or 3D product using said hydrogel, to a kit comprising said hydrogel or bioink, and to uses thereof.
Absstract of: CN119584936A
The present invention relates to a curable composition comprising: a (meth) acrylate free of urethane moieties, a urethane (meth) acrylate, a photoinitiator, discrete filler particles having an average particle size in the range of 10 nm to 40 nm and having been surface treated with a silane surface treatment agent, the silane surface treatment agent is selected from the group consisting of silane surface treatment agents comprising (meth) acrylate moieties, silane surface treatment agents not comprising (meth) acrylate moieties, and mixtures of both, and the discrete filler particles are present in an amount of 20% by weight or more, the curable composition further comprising an additive selected from the group consisting of silane surface treatment agents comprising (meth) acrylate moieties, silane surface treatment agents not comprising (meth) acrylate moieties, silane surface treatment agents not comprising (meth) acrylate moieties, and mixtures of both. The curable composition does not contain, in each amount of 2 wt% or more, aggregate of nano-sized particles, fumed silica, wt% relative to the curable composition, alone or in combination: aggregate of nano-sized particles, aggregate of nano-sized particles, fumed silica.
Absstract of: EP4559600A1
An inorganic structure having mechanical properties that differ depending on the region in the inorganic structure, and a method for manufacturing the inorganic structure are provided. An inorganic structure (1) of the present embodiment includes a plurality of solidified portions (SA) composed of an inorganic material. The plurality of solidified portions (SA) include a first solidified portion (SA1) having a first crystallographic direction (CO1) preferentially oriented in a predetermined direction, and a second solidified portion (SA2) having a second crystallographic direction (CO2) that is a different orientation from the first crystallographic direction (CO1).
Absstract of: CN120037459A
本发明公开了一种具有光热治疗功能的PLA纳米CuS复合涂层的羟基磷灰石/58S生物活性玻璃复合陶瓷骨支架的制备方法。所述方法包括：（1）将羟基磷灰石与58S生物活性玻璃粉体按预定比例与光敏树脂配制陶瓷浆料，采用光固化技术成型后经脱脂烧结制得多孔陶瓷支架；（2）通过超声分散、磁力搅拌法使纳米硫化铜均匀分散于PLA/有机溶剂体系，采用浸渍提拉法在陶瓷基体表面构建纳米复合涂层，获得PLA负载纳米硫化铜的复合骨支架。所述58S生物活性玻璃可诱导类骨磷灰石成核及生长，改善支架生物活性；PLA纳米CuS复合涂层渗透到陶瓷支架的微孔和裂纹中，具有封孔效应，形成机械互锁，能有效提高力学性能。PLA纳米CuS复合涂层在近红外光照下产生光热效应，实现Cu²⁺可控缓释与光热转换，兼具长效抗菌和光热抑肿瘤功能。该支架在骨缺损修复与术后肿瘤防治领域具有重要应用价值。
Absstract of: US2024051246A1
Methods for manufacturing objects are provided herein. In some embodiments, a method includes receiving a dental appliance formed using an additive manufacturing process, the dental appliance including a plurality of appliance portions. The method can include identifying, based on sensor data, a location of a subset of the appliance portions on the dental appliance. The method can further include applying energy to a subset of the appliance portions to selectively modify one or more material properties of the subset of the appliance portions.
Absstract of: CN120036789A
本发明公开了一种用于脑电监测的半干电极及其制备过程，包括外壳、外壳顶部、电极触角、电解液缓释体和电极芯，其中电极触角包括弹簧触角和中空触角；电解液缓释体采用导电海绵、导电水凝胶或导电纤维织物等材料，确保电解液的均匀释放；制备方法采用三维建模与3D打印技术，精确控制电极形状和尺寸，降低生产成本并缩短制备时间。本发明利用弹簧触角和中空触角的组合结构提高接触时的稳定性。本发明的脑电半干电极为脑电监测过程中提供了一种更舒适可控的解决方案，通过压力调节电解液流速，同时弹簧触角缓冲接触压力，提高佩戴舒适性，能够提高信号质量，增强使用者的佩戴体验。
Nº publicación: CN120046438A 27/05/2025
Applicant:
苏州爱得科技发展股份有限公司
Absstract of: CN120046438A
本发明公开了一种椎间融合器的制备方法、对应模型的生成方法及其装置，该生成方法包括：接收患者病变部位的医学影像数据，生成患者的目标骨器官的装配模型；生成装配模型对应的有限元仿真装配模型，生成应力云图；将椎间融合器原始模型转变成隐式体，在隐式体的空间中填充随机种子；在隐式体中添加随机种子点；在隐式体中将随机种子之间生成连线，从而在隐式体中生成三维晶格，三维晶格即为椎间融合器模型。该生成方法能够根据椎间融合器在宿主体内所受应力，从而智能化驱动椎间融合器多孔结构排布，精准降低椎间融合器应力屏蔽效应。
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