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170
resultados
Última actualización
20/09/2024 [07:46:00]
Resumen de: US2024310818A1
A method for manufacturing a dental component in a dental clinic or laboratory, the method including setting up one or more manufacturing machines for usage by a clinical computer over a computer network; designing, in a design software application on the clinical computer, the dental component to be manufactured; receiving, on the clinical computer, a status message from the one or more manufacturing machines indicating a status of the manufacturing machine(s); responsive to the status message(s), selecting a manufacturing machine for manufacturing the dental component; and sending the designed dental component from the clinical computer to the selected manufacturing machine over the computer network.
Resumen de: US2024308139A1
The invention relates to a computer-implemented method for producing an orthopedic device. The method includes receiving at least one data set with patient data, processing the patient data in order to create a patient model, using the patient model to determine patient parameters, and generating a virtual representation of the orthopedic device while using the patient parameters and device parameters. The method further includes receiving at least one input from at least one user, modifying at least one of the patient parameters or device parameters on the basis of the input, and physically creating the orthopedic device.
Resumen de: US2024312368A1
The invention relates to a method for manufacturing anatomical models adapted to simulate organs or parts of organs of a patient. The method includes selecting elements of an anatomical structure of an organ or part of an organ from processed images to obtain a three-dimensional computerized model representing the three-dimensional computerized model by a file having a valid format usable in a three-dimensional printing process; selecting at least one material from a first software library of usable material and at least one manufacturing method from a second software library of manufacturing methods based on a parameter representative of a hardness measurement of said organ; modifying the file representative of the three-dimensional computerized model based on the at least one material and the at least one manufacturing method; using the modified file to perform the process for manufacturing the anatomical model by a three-dimensional printing unit.
Resumen de: US2024307145A1
A surgical kit includes a plurality of trays. Each of the plurality of trays includes plurality of surgical instruments made of a disposable material, with each of the plurality of surgical instruments being preassembled in the plurality of trays. The plurality of surgical instruments are arranged in the plurality of trays in an order in which the plurality of surgical instruments are to be used in a surgical procedure, and the plurality of trays are arranged in the surgical kit in the order in which the plurality of trays are to be used in the surgical procedure.
Resumen de: US2024307587A1
The present disclosure is generally directed to a bio-ink system that can be used to print cellularized scaffolds for biomedical applications. In certain configurations, the ink has rheological properties suitable for extrusion-based printing techniques and adipose stem cells infused in the ink remain viable seven days after printing. The ink may comprise a mixture of alginate hydrogels, which provide the structural integrity of the printed scaffolds, and gelatin hydrogels, which support the cell proliferation. Borophosphate glass particles are added to the hydrogel mixture where they release Ca-ions that control the viscoelastic properties of the hydrogel before and after printing. Borophosphate glasses described herein promote significantly better ASC viability than previously employed glasses.
Resumen de: US2024307311A1
The instant invention relates to a printable material for 3D printing comprising a hydrolyzed and functionalized starch compound. It also relates to a process for 3D printing using the same. It also relates to products, in particular solid dosage forms, obtained thereof by 3D printing.
Resumen de: US2024307151A1
A method of manufacturing pre-formed, customized, ceramic, labial/lingual orthodontic clear aligner attachments (CCAA) by additive manufacturing (AM) may comprise measuring dentition data of a profile of teeth of a patient, based on the dentition data, creating a three dimensional computer-assisted design (3D CAD) model of the patient's teeth using reverse engineering, and saving the 3D CAD model, designing a 3D CAD structure model for one or more CCAA on various parts of each tooth, importing data related to the 3D CAD CCAA structure model into an AM machine, directly producing the CCAA in the ceramic slurry-based AM machine by layer manufacturing, enabling the provider to deliver patient-specific CCAA's by an indirect bonding method to the patient's teeth to improve the efficacy and retention of the clear aligners.
Resumen de: US2024307152A1
A method of forming a system of aligners may include generating a first digital model of a first mold for a first orthodontic aligner including a first geometry for forming teeth receiving cavities to receive and reposition a first set of teeth, a first digital model of a first witness object for a first integral hook portion of the aligner on at least one of the tooth receiving cavities may be generated. A first mold with the first witness object based on the first digital model of the first mold with the first digital model of the first witness object may be fabricated. The first orthodontic aligner may fabricated by thermoforming polymeric material over the first mold. A material removal operation may be performed on the first integral hook portion to form a first u-shaped aperture to receive an elastic therein.
Resumen de: EP4432001A2
One embodiment of an ocular lens includes a lens body configured to contact an eye where the lens body has an optic zone shaped to direct central light towards a central focal point of a central region of a retina of the eye. At least one optic feature of the lens body has a characteristic that directs peripheral light off axis into the eye away from the central region of the retina. Another embodiment of an ocular lens has at least one isolated feature of the lens body that has a characteristic of directing peripheral light off axis into the eye away from the central region of the retina. Methods of making contact lenses include forming the features during the manufacturing process.
Resumen de: EP4431144A1
Provided is a print device including a body forming an appearance, a coupling unit formed in the body to enable physical coupling to an auxiliary device, a recognition unit formed in the body to recognize the auxiliary device and determine whether the coupling unit is coupled to the auxiliary device, and a control unit. When the recognition unit recognizes that the auxiliary device is not coupled to the coupling unit, the control unit sets the auxiliary device to perform a basic function, and when the recognition unit recognizes that the auxiliary device is coupled to the coupling unit, the control unit sets the coupled auxiliary device to perform an individual function changed from the basic function.
Resumen de: CN118649346A
本发明公开了一种3D打印多通道智能给药微针系统及制备方法，多通道智能给药微针阵列上排布若干个空心微针，可提供更大的给药量、更强的药物输送能力，同时具有良好的机械强度，并能防止通道堵塞。采用添加支撑的倾斜打印和四棱锥‑长方体液槽结构两种方法，改变了空心微针芯片在打印过程中的受力方向和支撑情况，防止空心微针芯片中的悬空结构在打印过程中因重力作用而发生变形或移位；通过结合3D打印的精确性、微针的微创性及微泵的连续输送能力，能够达成定点、定量、定时的连续药物输送，为患者提供了更为个性化、便捷和有效的治疗方式。解决了采用传统微针的给药方式时，存在流量不可控、连续输送能力弱、便捷性低等问题。
Resumen de: CN118649093A
本发明涉及药物制备技术领域，公开了一种儿童3D药物胶囊制作系统，所述系统包括一个3D打印机、一个药物粉末供应装置、一个胶囊壳供应装置、一个胶囊封口装置、一个联网定制装置和一个控制器，所述3D打印机用于根据所述控制器的指令，将药物粉末按照预设的剂量和形状打印成药物芯片，通过设置的3D打印机、药物粉末供应装置、胶囊壳供应装置和联网定制装置，能够根据用户的需求或者儿童的喜好，定制出各种小巧、可爱、多彩、美味的药物胶囊，使得儿童患者更容易接受和服用药物，提高了药物的依从性和疗效，利用3D打印技术，实现了药物的个性化和精准化，避免了药物的浪费和过量服用。
Resumen de: CN221712169U
本实用新型涉及医疗器具技术领域，即3D打印粉碎性骨折手术复位导板。用于骨科粉碎性骨折手术复位。它包括一个取骨折块近端及远端两侧建立的模板，模板边缘带有依据骨折块断端建立的起稳定作用的卡沿，模板外表面带有至少能穿过两枚间隔螺钉的套筒模，套筒模内镶有螺钉导向套筒，3D打印后成型并环氧乙烷消毒。根据术前患者CT数据重建并分离出骨折块模型，按锁定钛板放置复位后的骨面建立模板、模板上设定套筒模，钉入螺钉，形成钻孔，为安装锁定钛板事先找到合适的钻孔，利于锁定钛板快速、准确定位和安装。能够大大降低手术难度，简化手术流程，降低骨科创伤。
Resumen de: CN118649804A
本发明提供一种用于从流体喷射头输送或喷射预定量的流体的方法。所述用于从流体喷射头输送预定量的流体的方法包括：对选自于流体喷射头的流体流动参数及电参数的一个或多个参数进行测量，以提供一个或多个经测量参数；根据所述一个或多个经测量参数，来计算流体喷射偏移值；将流体喷射偏移值，存储在流体喷射头上的存储器位置中；通过喷射头控制器，来存取流体喷射偏移值；以及在流体喷射步骤期间使用流体喷射偏移值，来对从流体喷射头喷射的流体量进行调节，以从流体喷射头提供预定量的流体。如此，可提供精确量的流体。
Resumen de: CN118649013A
本发明公开了基于3D打印与人工智能技术的骨外科矫形模块，涉及医疗器械技术领域，包括：数据获取模块、数据分析模块、3D打印模块、智能调整模块与实时监控模块，数据获取模块用于利用医学影像技术获取患者的骨骼结构数据；数据分析模块用于通过人工智能算法对这些数据进行处理与分析；3D打印模块用于利用3D打印技术制造出精确的矫形装置；智能调整模块用于对矫形装置的智能调整；监控模块用于实时监测患者的运动状态和矫形效果。本发明通过对疼痛度的分析，能使矫形装置的精准度更高，能够根据患者的具体病情和骨骼结构进行定制化设计，满足不同患者的个性化需求，提高患者的舒适度，缩短患者的术后恢复周期。
Resumen de: WO2019211449A1
The present invention relates to the field of bone grafts. In particular, the invention provides a method for producing a synthetic bone graft by 3D printing, an ink used for this method as well as the synthetic bone grafts. The present invention thus provides a method for producing a synthetic bone graft, comprising the following steps: a.providinga self-setting ink comprising α-TCP powder and a binder solution comprisinga poly(oxypropylene)-poly(oxyethylene) copolymer (such as a poloxamer) and water; b.3D printing to provide a scaffold; c.placing the scaffold in a humid atmosphere; and d.hardening the scaffold by immersion in water or an aqueous inorganic solution. The present invention also provides a self-setting ink for use in this method, and asynthetic bone graft.
Resumen de: JP2024124642A
【課題】爪への印刷に伴わせて撮影した爪の画像を活用して、例えば健康状態の把握に役立つ情報として爪の変化状態を示す情報を認識しやすく提供する。【解決手段】印刷装置の制御部は、過去の印刷に伴う撮影により取得した爪の画像と今回の印刷に伴う撮影により取得した同一の爪の画像とに基づいて、爪の変化状態を示す情報を取得し、取得した爪の変化状態を示す情報を表示部に表示する。【選択図】図３
Resumen de: CN118636464A
本申请涉及透皮微针技术领域，尤其是涉及一种基于3D打印技术的生物基微针及其制备方法，包括以下步骤：利用建模软件在计算机上建立3D微针模型，并确定3D微针模型的单个微针的高度、单个微针的长径比以及微针排列的密度；安装光固化3D打印机配件；采用Sil‑MA、光引发剂、黄色光吸收剂和水配置生物墨水，并将生物墨水均匀注射于光固化3D打印机的料槽中；将建立好的3D微针模型导入光固化3D打印机中；调整光固化3D打印机打印参数；模型切片后开始打印，光固化处理30‑60分钟；结束打印，取下打印好的生物基微针。制备微针的速度更快，节约大量时间成本，可实现大规模生产，而且制得的生物基微针稳定性好、力学性能优异。
Resumen de: CN118647336A
本申请提供一种具有防龋齿功能的矫治器数字模型的生成方法，通过获得用于生成矫治器数字模型的形态信息样本和针对形态信息样本的硅胶组分样本，且硅胶组分样本至少包含氟化物组分样本，氟化物组分样本包括从氟化物中获取的样本数据，氟化物吸附于硅胶中并通过硅胶向牙齿表面释放，硅胶组分样本包括从硅胶中获取的样本数据；并根据形态信息样本和硅胶组分样本，生成矫治器数字模型，从而通过矫治器数字模型生成矫正的矫治器更加适合患者，同时满足患者的个性化需求。另外，通过在硅胶组分样本设有氟化物，使得准确且高效设计矫治器的同时，还可以使得氟化物通过口腔中的唾液释放到牙齿表面，以达到预防龋齿的效果。
Resumen de: CN118637926A
氧化石墨烯复合氮化硅陶瓷颞下颌关节植入物的3D打印方法，通过将氧化石墨烯和氮化硅复合制造具有更优耐腐蚀性、耐磨性、生物稳定性的生物陶瓷颞下颌关节植入物。包括称粉、混料、搅拌、均质、扫描建模、打印和烧结步骤。本发明通过将氧化石墨烯与氮化硅复合，提升了干细胞的黏附、增殖与分化；前驱体法的采用降低了烧结温度，减少了烧结时间；致密‑多孔梯度结构设计与3D打印，实现氮化硅陶瓷颞下颌关节植入物关节面稳定性‑固位面骨结合性的功能一体化,降低了弹性模量；通过氮化硅陶瓷多孔参数变换调控其生物力学、骨结合程度，实现生物陶瓷植入物制备的“量体裁衣”。
Resumen de: CN118638340A
本发明属于食品及制药技术领域，具体涉及一种基于挤压的3D食品打印生成多孔淀粉珠的方法及其应用。具体的，本发明以板栗粉以及直链淀粉、支链淀粉为原料，成功制备一种具有多孔结构的板栗‑淀粉凝胶珠，与传统方法相比，该方法不需要纯化步骤再次耗能，可以创建具有多孔内部结构的球形淀粉珠，同时消除了使用表面活性剂、有机溶剂和额外的提取步骤；本发明将板栗粉与淀粉混合为原料，利用新兴技术生成板栗‑淀粉凝胶珠，利用新方法3D食品打印更好地将板栗的营养价值与淀粉的性能结合，能够为今后板栗的研究提供参考，为凝胶珠的制作提供新思路。
Resumen de: CN118634364A
本发明属于骨组织工程领域，尤其涉及一种提高生物活性的和高强度的3D打印支架及其的制备方法。所述方法包括如下步骤：将生物墨水进行3D打印，形成支架；所述生物墨水包括有机相和无机相，所述无机相包括被单宁酸、明胶、季铵化壳聚糖、丝素蛋白中的至少一种修饰后的骨诱导性磷酸钙，所述有机相选自海藻酸钠、聚乳酸、聚乙烯醇、聚己内酯、聚醚醚酮、中的至少一种，所述无机相与有机相的质量比为1：(0.5～2)。本发明制备的支架具有较高的强度和生物活性。
Resumen de: US2024298947A1
The present invention relates to a diagnostic device and method for diagnosis thereof for kidney functioning configured for diagnosing one or more ailments associated with the kidneys of a human being. The device comprising of a housing (10A) and a tray (10B). The housing (10A) forms the outer cover in which the tray (10B) is placed. The housing (10A) has a plurality of at least six cavities configured thereon. The tray (10B) is a filter paper printed with a hydrophobic pattern. The device is with the image capturing and image processing unit to process the image to identify the change of colour in reaction zones due to specific biomarkers such as total proteins, creatinine, uric acid, nitrite test, leukocyte esterase (LE), and phosphates. The device is with data interpretation unit to compute the quantitative values.
Resumen de: US2024302352A1
A method of rapid constructing human cerebral cortical organoids by 3D bioprinting and an application including preparing microfluidic chips, preparation of hydrogel of human cerebral cortical organoids, and printing of human cerebral cortical organoids. The microfluidic chip comprises a mixed-flow channel layer, liquid pool layer, microporous array layer, human cerebral cortical organoid culture layer, and culture medium recovery layer; the human cerebral cortical organoid hydrogel has gelatin, alginate, and hyaluronic acid; printing directly human cerebral cortical organoids in microfluidic chips by FRESH printing method, obtaining human cerebral cortical organoid chips after packaging. The application directly constructs large-scale human cerebral cortex-like with three layers of mutually connected structures in situ in organ chip through 3D bioprinting, simulates cerebrospinal fluid circulation through perfusion culture.
Nº publicación: WO2024185822A1 12/09/2024
Solicitante:
UNIV NAGOYA CITY PUBLIC UNIV CORP [JP]
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Resumen de: WO2024185822A1
Provided is a novel technology for the treatment or prevention of lesions in the oral cavity. This ink for a 3D printer includes at least one flavone among apigenin and luteolin, a water-soluble cellulose, and a non-ionic surfactant. This method for manufacturing an intraoral film preparation includes a fabrication step in which a 3D printer is used to perform fabrication with a material including at least one flavone among apigenin and luteolin, a water-soluble cellulose, and a non-ionic surfactant.
BOPI
Sede Electrónica
