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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.

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.

MANDIBULAR RECONSTRUCTION SYSTEMS AND METHODS

Resumen de: US20260047934A1

Systems and methods for mandibular reconstruction are provided. An example neo-mandible assembly may comprise: (1) a first bone graft section; (2) a second bone graft section; (3) a tensioning plate; (4) a first dental implant that secures the first bone graft section to the tensioning plate; and (5) a second dental implant that secures the second bone graft section to the tensioning plate. The tensioning plate may hold the first bone graft section and the second bone graft section in fixed positions relative to each other. The first dental implant may comprise: (a) a dental screw that extends through an aperture of the tensioning plate and into the first bone graft section to secure the tensioning plate to the first bone graft section; and (b) a snap abutment attached to a head of the dental screw, wherein the snap abutment is configured to receive a dental implant.

VARIABLE THICKNESS DENTAL APPLIANCES AND ASSOCIATED METHODS

Resumen de: US20260047910A1

Dental appliances and associated methods are provided herein. In some embodiments, a dental appliance includes an appliance shell formed from a plurality of 3D printed polymer layers. The appliance shell can include a plurality of tooth receiving cavities arranged to receive a dentition and to exert one or more forces on the dentition, and a plurality of variable thickness regions integrally formed with the appliance shell as a single monolithic component. The plurality of variable thickness regions can include an upper thickened region at a first side of a tooth receiving cavity and a lower thickened region at a second side of the tooth receiving cavity opposite the first side. The upper and lower thickened regions can be configured to control movement of a tooth received within the tooth receiving cavity.

BONE FIXATION DEVICE

Resumen de: US20260047875A1

A bone fixation device (1) is presented, comprising a wire (7) and a load distributor (9), the load distributor comprising: a contact side (2) having a contact region (11) which is pressed against the bone to be fixed upon tightening of the wire (7), and two opposite lateral sides (4) that are not in contact with the bone upon tightening of the wire (7). At least one of the lateral sides (4) is provided with a plurality of recesses (5) which do not extend into the contact sides (2). The contact side (2) of the load distributor (9) has a continuous smooth surface which is configured to slide across the bone without damaging the bone when the load distributor (9) is pulled longitudinally across the bone during application.

FIXATION DEVICE FOR TRANSVERSE BONE DISTRACTION

Resumen de: US20260047867A1

In a particular embodiment, a fixation device (1) for transverse bone distraction comprising an elongated base (3) having a bone-remote top surface (5), a bone-facing bottom surface (7), a central section (9), a first end (11) and a second end (13), a first outer Schanz screw (15) attached to the first end (11) on the bottom surface (7) of the base (3), and a second outer Schanz screw (17) attached to second end (13) on the bottom surface (7) of the base (3), at least one inner Schanz screw (19) attached to the central section (9) on the bottom surface (7) of the base (3), and at least one displacement device (21) configured to move the at least one inner Schanz screw (19) away from the bone relative to the outer Schanz screws (15, 17).

MUSCLE ASSISTANCE MEMBRANE

Resumen de: US20260048176A1

The invention relates to a muscle membrane intended to be affixed to a muscle of a human or animal body, the membrane being capable of at least partially surrounding the muscle, the muscle comprising fibres covered with an outer tissue, the positioned membrane having a shape that is identical to that of the muscle. The membrane is characterised in that it exhibits anisotropic behaviour so as to reproduce the mechanical behaviour of the muscle, the membrane comprising: -a matrix designed in a biocompatible material having an elasticity similar to that of the outer tissue of the muscle, -one or more reinforcing strips rigidly attached to the matrix, each strip being designed in a biocompatible material having an elasticity similar to that of the fibres it covers and each strip being oriented according to membrane stiffening requirements and according to the expected muscle correction.

THREE-DIMENSIONAL SCAFFOLD COMPOSITIONS AND METHODS FOR BONE REPAIR OR REGENERATION

Resumen de: US20260048175A1

Described herein are three-dimensional scaffold compositions and methods for bone repair or regeneration. In some embodiments, the disclosed scaffolds comprise a core portion mimicking a native trabecular bone structure that is surrounded by an exterior portion mimicking a native cortical bone structure. In some embodiments, the scaffolds may be functionalized by mineralization and/or pre-vascularization to promote bone and blood vessel formation.

PROCESS FOR THE MANUFACTURE OF A SOLID PHARMACEUTICAL ADMINISTRATION FORM

Resumen de: US20260048018A1

The present invention relates to a process for the preparation of a solid pharmaceutical administration form comprising an amorphous solid dispersion using a 3D printing process. The process is a printing process that allows the production of a solid pharmaceutical solid administration form comprising an amorphous solid dispersion in an easy and flexible manner and the possibility to achieve fast disintegrating dosage forms with high drug loads.

Multi-Layer-Multi-Turn Structure For High Efficiency Wireless Communication

Resumen de: US20260051766A1

A structure for wireless communication having a plurality of conductor layers, an insulator layer separating each of the conductor layers, and at least one connector connecting two of the conductor layers wherein an electrical resistance is reduced when an electrical signal is induced in the resonator at a predetermined frequency. The structure is capable of transmitting or receiving electrical energy and/or data at various near and far field magnetic coupling frequencies.

METHOD AND SYSTEM TO CREATE CUSTOM PRODUCTS

Resumen de: US20260050182A1

Systems and methods for creating fully custom products from scratch without exclusive use of off-the-shelf or pre-specified components. A system for creating custom products includes an image capture device for capturing image data and/or measurement data of a user. A computer is communicatively coupled with the image capture device and configured to construct an anatomic model of the user based on the captured image data and/or measurement data. The computer provides a configurable product model and enables preview and automatic or user-guided customization of the product model. A display is communicatively coupled with the computer and displays the custom product model superimposed on the anatomic model or image data of the user. The computer is further configured to provide the customized product model to a manufacturer for manufacturing eyewear for the user in accordance with the customized product model. The manufacturing system is configured to interpret the product model and prepare instructions and control equipment for the manufacturing of the customized product.

THREE-DIMENSIONAL (3D)-PRINTABLE STRETCHABLE TRIBOELECTRIC NANOGENERATOR FIBERS

Resumen de: US20260051829A1

A fabrication process is disclosed for the production of flexible triboelectric nanogenerator (TENG) fiber, which can comprise a copper core surrounded by a silicone cladding. The TENG fibers are fabricated using a coaxial micro-extrusion process that enables 2D and 3D constructs to be fabricated with the fibers via 3D printing on both stationary and moving substrates to form mechanosensors as membranes, meshes, and hollow 3D structures. The mechanosensors can be integrated into wearable items for human activity monitoring, or can be formed on organs for organ monitoring, e.g., monitoring of perfused organs. The mechanosensors can be integrated into facemasks and uses for silent speech recognition, such as words mouthed in the absence of sound production by the speaker. The mechanosensors are self-powered and have high stretchability.

RUBBER KNEE REPLACEMENT APPARATUS AND METHOD FOR CUSTOMIZATION

Resumen de: US20260047936A1

A prosthetic knee replacement apparatus constructed of rubber avoids the disadvantages of metal prosthetics. The knee replacement apparatus includes a base member as a spacer between the upper and lower legs of a patient. A femoral portion extends upwardly from an upper surface of the base member and a tibial portion is coupled to a lower surface of the base member. The knee replacement apparatus may be constructed completely or substantially from a rubber material so as to reduce friction and degeneration. The knee replacement system may be constructed or even 3D printed after the leg bones of the patient are scanned.

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.

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.

DENTAL RETAINER AND METHOD FOR MANUFACTURING THE SAME

Resumen de: KR102928400B1

치아 유지장치가 개시된다. 상기 치아 유지장치는, 환자의 치아 구조에 대한 3D 스캔 데이터에 기초하여 3D 프린터로 제조되는 치아 유지장치에 있어서, 전치부의 적어도 하나의 치아 형상에 대응하여 설측 치아면에 부착되는 대면부와 상기 대면부 사이에 위치되고 치간에 대면하는 돌출부를 포함하는 형상부; 및 상기 형상부의 양측 단부에 위치되어 소구치의 교합면에 대면하여 부착되는 양단부;를 포함할 수 있다.

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).

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.

3D-PRINTED CERVICAL PLUG AND PREPARATION METHOD

Resumen de: WO2026037007A1

A 3D-printed cervical plug. A 3D-printed cervical plug support is filled with a nanocomposite hydrogel. The nanocomposite hydrogel is a supramolecular nanocomposite formed by self-assembly of (-)-epigallocatechin-3-gallate and metal ions in a hydrogel.

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.

３Ｄプリンティング用細胞外マトリックスベースのハイブリッドインクおよびその製造方法

Resumen de: US2025058017A1

One embodiment of the present disclosure provides an extracellular matrix-based hybrid ink for 3D printing, the hybrid ink including an extracellular matrix having an amine group and a modified hyaluronic acid introduced with an ethylenically unsaturated bond functional group, in which the extracellular matrix and the modified hyaluronic acid are in a crosslinked state by a chemical bond formed between at least some of amine groups present in the extracellular matrix and the ethylenically unsaturated bond functional group present in the modified hyaluronic acid. According to an embodiment of the present disclosure, the hybrid ink has mechanical properties suitable for 3D printing through chemical crosslinking between the extracellular matrix and modified hyaluronic acid as constituents, and can control the drug release rate by adjusting the chemical crosslinking density.

SYSTEMS AND METHODS FOR DESIGNING OBJECTS

Resumen de: US2024342995A1

Systems and methods for designing additively manufactured objects are provided. In some embodiments, a method includes receiving a treatment plan for a patient's teeth, and determining a set of appliance parameters for a dental appliance configured to implement the treatment plan. The method can also include determining a set of manufacturing parameters for a fabrication system to be used to additively manufacture the dental appliance. The method can further include generating a 3D digital representation of an appliance geometry for the dental appliance. The appliance geometry can be configured to mitigate loss of fidelity at a target region of the dental appliance due to at least one manufacturing parameter of the fabrication system.

MICRONEEDLES AND METHODS OF MANUFACTURE THEREOF

Resumen de: EP4696508A2

A microneedle array (105) for administration of a substance of interest into a biological tissue is provided. The array comprises a base substrate (110) having a microneedle side (115) and an opposing back side (120); a primary funnel portion (925, 1125) extending from the microneedle side (115) of the base substrate; and two or more solid microneedles (130) extending from the at least one primary funnel portion. The solid microneedles (130) comprise a substance of interest. A microneedle patch (100) is also provided, which includes the microneedle array (105) as well as an adhesive layer (135) and a handle layer (140) affixed to the base substrate and comprises a tab portion (150). The tab portion extends away from the solid microneedles and permits a person to manually hold the tab portion to manipulate the patch without contacting the solid microneedles. Also provided is a method for making an array of microneedles.

FISH GELATINE BASED HYDROGEL FORMULATION

Nº publicación: EP4696337A1 18/02/2026

Solicitante:

EMPA [CH]
EMPA

Resumen de: EP4696337A1

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.