BIOIMPRESIÓN 3D

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Resultados 164 resultados LastUpdate Última actualización 21/09/2018 [18:46:00] pdf PDF




Solicitudes publicadas en los últimos 30 días / Applications published in the last 30 days



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DEVICE AND METHOD FOR THE DEPOSITION OF PARTICLES ON A TARGET

NºPublicación: FR3063932A1 21/09/2018

Solicitante:
UNIV DE BORDEAUX [FR]
INSTITUT NATIONAL DE LA SANTE ET DE LA RECH MEDICALE INSERM [FR]

Resumen de: WO2018167399A1

The present invention relates to a device and method for the deposition of particles on a target from a transparent blade having a film (3) formed by a fluid containing suspended particles, by locally exciting the film (3) by means of a laser beam guided by controlled optical deflection means, the device comprising means for observing said local excitation region, said observation means comprising a sensor (1) and a light source (6) the optical axes of which are substantially shared in the portion between an optical splitter (4) and said film (3), characterised in that: a) the optical beam of the imaging system (1) and the optical beam of the laser (5) are coaxially arranged in the portion between said controlled optical deflection means (9) and said film (3) b) the device comprises a first focusing optical unit (10) arranged between said controlled optical deflection means (9) and said film (3) c) the device comprises a second image-combining optical unit (2) positioned between said sensor (1) and said splitter (4), the sensor (1) being positioned in the focal plane of said second optical unit (2).



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BIOPRINTING PROCESS

NºPublicación: FR3063930A1 21/09/2018

Solicitante:
POIETIS [FR]

Resumen de: WO2018167401A1

The present invention relates to a bioprinting process, comprising: a step of preparing a target digital model representative of the three-dimensional organization of the tissue to be produced, a step of controlling a bioprinting instrument (2) for the deposition of a plurality of layers of living cells and of biomaterials, characterized in that it also comprises a step of calculation of a digital printing model as a function of said digital model of the product to be produced, on the one hand, and of a model predicting change, on the other hand, and also characteristics of the constituents to be printed, the step of controlling the bioprinting instrument (2) being carried out according to said digital printing model calculated in this way. The invention also relates to a system for implementing this process.



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EQUIPMENT AND METHOD FOR ADDITIVE MANUFACTURING

NºPublicación: FR3063931A1 21/09/2018

Solicitante:
POIETIS [FR]

Resumen de: WO2018167402A1

The invention relates to equipment and a method for additive manufacturing, comprising an orientable energy excitation means for generating intermittent interaction with a fluid covering a blade (2) in order to trigger a jet oriented in the direction of a target (11), said fluid consisting of a liquid vector containing inhomogeneities, characterised in that: said fluid forms a liquid film (4) of a thickness measuring less than 500 µm on a blade (2) having at least one area (3) allowing the interaction with the laser, into which at least one inlet (7) leads, said interaction area (3) leading into at least one outlet (9), the equipment also comprising means for the circulation of the fluid between said inlet (7) and said outlet (9).



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APPARATUS FOR THE TRANSFER OF BIO-INK

NºPublicación: FR3063929A1 21/09/2018

Solicitante:
POIETIS [FR]

Resumen de: WO2018167400A1

The present invention relates to an apparatus for transferring bio-ink onto a target having a transparent slide in the spectral range of the imaging and of the laser (5) defining a receiving area of a film (3) of fluid containing inhomogeneities, a laser source (5) associated with controlled diversion means and an optical block (10) for focusing in a plane of the fluid film (3) in order to apply a local pulse, characterised in that said apparatus also comprises imaging means and means for analysing images in order to recognise the geometric positions of the inhomogeneities in the film, and an observable feature of each of the inhomogeneities (size, shape factor, type of particles, age of the particle, density, type of biomaterial, molecule... ) recognised by the appropriate analysis means, the apparatus further comprising selection means for selecting at least one of the inhomogeneous areas thus located and characterised, and means for controlling the diversion in order to direct the laser beam towards the position of said inhomogeneous area and trigger the firing of the laser. The invention also concerns a method for implementing the invention.



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SYSTEM AND METHOD FOR FABRICATING A BODY PART MODEL USING MULTI-MATERIAL ADDITIVE MANUFACTURING

NºPublicación: US2018263783A1 20/09/2018

Solicitante:
STRATASYS LTD [IL]

Resumen de: US2018263783A1

A method for physically reconstructing a body part using multi-material additive manufacturing includes receiving image data of the body part in the form of arrays of voxels, each array of voxels representing image data pertaining to cross-section of the body part, translating the image data in the arrays of voxels to printable bitmap images representing combinations of modeling materials for reconstructing the body part, and dispensing the combinations of modeling materials responsive to the bitmap images in a layerwise manner.



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EQUIPMENT AND METHOD FOR ADDITIVE MANUFACTURING

NºPublicación: WO2018167402A1 20/09/2018

Solicitante:
POIETIS [FR]

Resumen de: WO2018167402A1

The invention relates to equipment and a method for additive manufacturing, comprising an orientable energy excitation means for generating intermittent interaction with a fluid covering a blade (2) in order to trigger a jet oriented in the direction of a target (11), said fluid consisting of a liquid vector containing inhomogeneities, characterised in that: said fluid forms a liquid film (4) of a thickness measuring less than 500 µm on a blade (2) having at least one area (3) allowing the interaction with the laser, into which at least one inlet (7) leads, said interaction area (3) leading into at least one outlet (9), the equipment also comprising means for the circulation of the fluid between said inlet (7) and said outlet (9).



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METHOD FOR PRECISE LOCALIZATION AND TREATMENT OF A TARGET SITE AND A MEDICAL AUXILIARY APPARATUS

NºPublicación: US2018267507A1 20/09/2018

Solicitante:
SHANGHAI PULMONARY HOSPITAL [CN]

Resumen de: US2018267507A1

The present invention discloses a method for precise localization and treatment of a target site, which builds a 3D digital model of an anatomical structure of a patient in accordance with tomographic image data of the patient; a structure model for locating a target site which comprises a template model for locating a target site and an angle locating auxiliary unit model is customized, and a position and an angle for loading and treating a target site are designed according to 3D position of the target site; then a target site locating structure is printed by 3D printing technology, and the target site locating structure is utilized to treat the target site.



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THREE-DIMENSIONAL PRINTING OF PHANTOMS FOR MEDICAL IMAGING

NºPublicación: US2018267127A1 20/09/2018

Solicitante:
SIEMENS HEALTHCARE GMBH [DE]

Resumen de: US2018267127A1

A medical imaging phantom (18) is three-dimensionally printed (36). In one specific approach, three-dimensional printing (36) allows for any number of variations in phantoms (18). A library of different phantoms (18), different inserts, different textures, different densities, different organs, different pathologies, different sizes, different shapes, and/or other differences allows for defining a specific phantom (18) as needed. The defined phantom (18) is then printed (36) for calibration or other use in medical imaging.



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System and method for generating custom shoe insole

NºPublicación: AU2017225893A1 20/09/2018

Solicitante:
HINSHAW GLEN

Resumen de: AU2017225893A1

The present invention is a system and method for measuring and generating a customized foot orthotic insole that may be inserted into footwear, to reposition the foot to that referenced neutral position or as close to that position as the individual can tolerate. The present invention can scan, manufacture, and dispense the custom insole at an integrated station that can be located in a specialist's office, but also in retail space, malls, airports, etc. The invention allows a customer to have his or her foot scanned using different types of three dimensional scanning or pressure scanning devices, whereupon the information from the scan(s) is/are fed to a semi-automatic design system, where computer programs and specialized AI algorithms create a custom insole design.



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HANDHELD 3D BIOPRINTER

NºPublicación: WO2018166641A1 20/09/2018

Solicitante:
SMR PATENTS SARL [LU]

Resumen de: WO2018166641A1

A handheld 3D printing apparatus for printing biocompatible materials including stem cells for performing in-situ surgical repairs and comprises one UV curable reagent container and one cell supporting reagent container which are co-axially extruded from a tip and cured to perform in-situ repairs. The extruded material comprises a core material protected by a shell material. The reagents are driven from the containers using an electronic drive train at a constant rate.



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SURGICAL CLAMP PRODUCED BY ADDITIVE MANUFACTURING AND METHOD FOR PRODUCING SUCH A CLAMP

NºPublicación: WO2018166989A1 20/09/2018

Solicitante:
AESCULAP AG [DE]

Resumen de: WO2018166989A1

The invention relates to a surgical clamp (1) comprising at least a first instrument shank (3) and a second instrument shank (2), which can be moved in relation to each other, the first instrument shank (3) being embodied as a male instrument shank (3) with a male bearing section (9), and the second instrument shank (2) being embodied as a female instrument shank (2) with a female bearing section comprising a through-opening (10), the first instrument shank (3) being arranged on the second instrument shank (2) by the male bearing section (9) engaging through the through-opening (10) of the female bearing section (6), the instrument (1) being produced by means of an additive manufacturing method. The invention further relates to a method for producing such an instrument.



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APPARATUS FOR THE TRANSFER OF BIO-INK

NºPublicación: WO2018167400A1 20/09/2018

Solicitante:
POIETIS [FR]

Resumen de: WO2018167400A1

The present invention relates to an apparatus for transferring bio-ink onto a target having a transparent slide in the spectral range of the imaging and of the laser (5) defining a receiving area of a film (3) of fluid containing inhomogeneities, a laser source (5) associated with controlled diversion means and an optical block (10) for focusing in a plane of the fluid film (3) in order to apply a local pulse, characterised in that said apparatus also comprises imaging means and means for analysing images in order to recognise the geometric positions of the inhomogeneities in the film, and an observable feature of each of the inhomogeneities (size, shape factor, type of particles, age of the particle, density, type of biomaterial, molecule... ) recognised by the appropriate analysis means, the apparatus further comprising selection means for selecting at least one of the inhomogeneous areas thus located and characterised, and means for controlling the diversion in order to direct the laser beam towards the position of said inhomogeneous area and trigger the firing of the laser. The invention also concerns a method for implementing the invention.



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BIOPRINTING PROCESS

NºPublicación: WO2018167401A1 20/09/2018

Solicitante:
POIETIS [FR]

Resumen de: WO2018167401A1

The present invention relates to a bioprinting process, comprising: a step of preparing a target digital model representative of the three-dimensional organization of the tissue to be produced, a step of controlling a bioprinting instrument (2) for the deposition of a plurality of layers of living cells and of biomaterials, characterized in that it also comprises a step of calculation of a digital printing model as a function of said digital model of the product to be produced, on the one hand, and of a model predicting change, on the other hand, and also characteristics of the constituents to be printed, the step of controlling the bioprinting instrument (2) being carried out according to said digital printing model calculated in this way. The invention also relates to a system for implementing this process.



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Improved Methods for Tissue Fabrication

NºPublicación: US2018265839A1 20/09/2018

Solicitante:
ORGANOVO INC [US]

Resumen de: US2018265839A1

Disclosed herein are improved methods for fabricating bioprinted, three-dimensional, biological tissues. The methods relate to exposures to low temperatures, incubations at low temperatures of various durations, and fabrication in environments without structural cross-linking treatments.



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DIGITAL DESIGN AND MANUFACTURING PROCESS FOR DENTURE ABUTMENT LUTING BAR

NºPublicación: US2018263737A1 20/09/2018

Solicitante:
EVOLLUTION IP HOLDINGS INC [US]

Resumen de: US2018263737A1

Taking an intraoral scan of a patient's mouth with existing implants, creating a digital model of the patient's mouth, digitally designing a denture bar based on the digital mouth model, fabricating a physical bar based on the digital bar model, delivering the physical bar into the patient's mouth, capturing records of the patient's mouth and installed physical bar, producing a physical denture and joining it to the physical bar, and delivering the physical denture and bar into the patient's mouth, all in no more than three dental office visits. The step of digitally designing a denture bar typically includes selecting a cement gap for the abutments based on errors in the digital mouth model resulting from the intraoral scan, as well as designing lateral cement ports into the digital bar model. And the step of fabricating a physical bar typically includes using additive manufacturing such as 3D printing.



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SMART DEVICE

NºPublicación: US2018264347A1 20/09/2018

Solicitante:
TRAN BAO [US]

Resumen de: US2018264347A1

An Internet of Thing (IoT) device includes a camera coupled to a processor; and a wireless transceiver coupled to the processor. Blockchain smart contracts can be used with the device to facilitate secure operation.



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SURGICAL CLAMP PRODUCED BY ADDITIVE MANUFACTURING AND METHOD FOR PRODUCING SUCH A CLAMP

NºPublicación: DE102017105706A1 20/09/2018

Solicitante:
AESCULAP AG [DE]

Resumen de: WO2018166989A1

The invention relates to a surgical clamp (1) comprising at least a first instrument shank (3) and a second instrument shank (2), which can be moved in relation to each other, the first instrument shank (3) being embodied as a male instrument shank (3) with a male bearing section (9), and the second instrument shank (2) being embodied as a female instrument shank (2) with a female bearing section comprising a through-opening (10), the first instrument shank (3) being arranged on the second instrument shank (2) by the male bearing section (9) engaging through the through-opening (10) of the female bearing section (6), the instrument (1) being produced by means of an additive manufacturing method. The invention further relates to a method for producing such an instrument.



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COMPOSITION MATERIAL AND METHOD FOR FREE FORMING BONE SUBSTITUTE

NºPublicación: US2018264168A1 20/09/2018

Solicitante:
UNIV NAT TAIWAN [TW]

Resumen de: US2018264168A1

A method and a composite material used for free forming a bone substitute are provided. The composite material comprises a support cloth, and a partially hardened bone paste coated on the support cloth. The bone paste contains a mixture of calcium sulfate and calcium phosphate in a weight ratio of 1:1 to 1:4. The bone substitute can be made by laminating the composite material either on a bone model or not.



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IN SITU IMPLANT PRINTING USING A ROBOT SYSTEM

NºPublicación: EP3373835A1 19/09/2018

Solicitante:
KUKA DEUTSCHLAND GMBH [DE]

Resumen de: WO2017080646A1

The invention relates to a robot system (1) and a method for treating a patient (3), said robot system (1) comprising a multi-axial articulated arm robot (2). The articulated arm robot (2) guides a printing device (4) designed to form an implant (5) by printing a biocompatible printing material. The articulated arm robot (2) can be positioned on the patient (3) and can form the implant (5) in situ in the patient (3).



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A METHOD OF AND SYSTEM FOR BUILDING UP A DENTAL OBJECT

NºPublicación: EP3373845A1 19/09/2018

Solicitante:
3M INNOVATIVE PROPERTIES CO [US]

Resumen de: WO2017083382A1

A method of building up a dental object includes steps of (i) determining the three-dimensional shape of the object; (ii) mixing at least a first and a second component to form a hardenable composition; (iii) depositing the hardenable composition through a nozzle; (iv) performing steps (ii) and (iii) in combination with moving the nozzle by computer control based on said data. The invention helps providing an object like a dental restoration at maximized geometric and optical quality.



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THREE-DIMENSIONAL MODELING MATERIAL SET, METHOD FOR PRODUCING THREE-DIMENSIONAL MODEL, AND DEVICE FOR PRODUCING THREE-DIMENSIONAL MODEL

NºPublicación: EP3375598A1 19/09/2018

Solicitante:
RICOH CO LTD [JP]

Resumen de: EP3375598A1

Provided is a material set for forming a three-dimensional object, the material set including: a first liquid material for forming a three-dimensional object; and a second liquid material for forming a three-dimensional object, wherein the first liquid material contains a solvent, an organic compound A, and inorganic particles, and wherein the second liquid material contains an organic compound B having reactivity with the organic compound A.



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种带有小齿的仿生牙种植体及其制造方法

NºPublicación: CN108542524A 18/09/2018

Solicitante:
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Resumen de: CN108542524A

本发明公开了种带有小齿的仿生牙种植体及其制造方法。所述牙种植体依次包括植骨段、穿龈段和基台,所述基台为标准回旋体,其端与穿龈段固定连接,另端的中心处设有内螺纹孔,所述植骨段的表面设有多个凸起的小齿,所述小齿为圆锥体,其尖端朝向外侧。对应的制造方法包步骤:1)获取植骨段的结构模型;2)设计出穿龈段与基台的结构模型,以及小齿结构模型;3)将穿龈段与基台的结构模型、小齿结构模型和植骨段的结构模型进行组合,获得牙种植体模型;4)SLM 3D打印出种植体;5)种植体通过机加工优化内螺纹孔的螺纹。本发明公开的带有小齿的仿生牙种植体,无需钻孔,用于即刻种植,手术损伤较小,患者恢复较快。



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髋关节导板装置

NºPublicación: CN207870928U 18/09/2018

Solicitante:
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\u5317\u4EAC\u7EB3\u901A\u79D1\u6280\u96C6\u56E2\u6709\u9650\u516C\u53F8

Resumen de: CN207870928U

本实用新型公开种髋关节导板装置。髋关节导板装置包括第导向件、导板定位件、导板件以及第二导向件,第导向件固定于髋臼窝的外周面上,第导向件设置有用于指示方向的指向件;导板定位件用于定位第导向件;导板件用于定位导板定位件,导板件具有髋臼匹配部和外延部,髋臼匹配部能够容纳于髋臼窝内以与髋臼窝匹配,外延部匹配于髋臼窝的外周面上;第二导向件具有中心轴线,由第二导向件的外周面向外延伸出指示件,指示件上设置有与指向件配合的指示部,指向件与指示部配合,指向件的指示方向与中心轴线平行。通过该髋关节导板装置可以实现准准确定位。



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手术用囊性填充物

NºPublicación: CN108542463A 18/09/2018

Solicitante:
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Resumen de: CN108542463A

本发明公开了种用于腹部手术的囊性填充物。该填充物是密闭的囊性结构,有留置在体外的导管,可以与双向的水泵或气泵连接使囊性填充物膨胀,从而有助于术中脏器游离显露、压迫止血等操作。可根据具体患者影像学资料三维重建后进行3D打印实施个体定制,囊性结构内的压力可根据术中情况精准调节。不但可以在开腹手术中广泛应用,更适合于腹腔镜手术。



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种生物可降解形状记忆聚合物环抱接骨器及其4D打印制备方法和驱动方法

Nº publicación: CN108542486A 18/09/2018

Solicitante:
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Resumen de: CN108542486A

种生物可降解形状记忆聚合物环抱接骨器及其4D打印制备方法和驱动方法,涉及种环抱接骨器及制备方法和驱动方法。目的是解决环抱接骨器与人体生物相容性差,生物可降解性差,无法匹配每个病人的骨骼和骨骼处骨折情况的问题。接骨器为圆筒形,圆筒的侧壁轴向设置有S形接口,S形接口相对的圆筒的侧壁上设置有数个长方形通孔;制备方法:制备固体原料,固体原料切粒,获取骨折病人的骨折处的骨骼的三维模型,利用3D打印机进行打印。本发明接骨器具有形状记忆功能,适合于不同病人个体,降解后的残余低,制备出的聚合物环抱接骨器能够可控变形,是种4D打印器件。本发明适用于制备环抱接骨器。


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