BIOIMPRESIÓN 3D

Volver

Resultados 118 resultados LastUpdate Última actualización 13/11/2018 [16:28:00] pdf PDF




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



Página1 de 5 nextPage   Mostrar por página


个性化备孔导板的制备方法

NºPublicación: CN108771570A 09/11/2018

Solicitante:
\u5E7F\u5DDE\u5E02\u5065\u9F7F\u751F\u7269\u79D1\u6280\u6709\u9650\u516C\u53F8

Resumen de: CN108771570A

本发明提供了种个性化备孔导板的制备方法,包括以下步骤:1)扫描植牙影响区域,获取缺牙处的牙槽骨以及邻齿的表面形态参数;2)三维重建植牙影响区域模型,再在植牙影响区域模型表面选取需要导板覆盖的牙槽骨定位段区域和邻齿定位段区域,然后拉伸得到导板模型;3)将牙种植体模型侵入牙槽骨的部分与导板模型相重合,将导板模型上发生重合的区域拉伸去除形成通孔,从而获得手术导板模型;4)SML技术体化3D打印手术导板模型。本发明公开的个性化备孔导板的制备方法,可以针对患者种植区域的牙槽骨以及邻齿分布情况共同作用确定其使用位置,继而进行备孔,最终完成个性化设计制造,使得导板与人体的贴合度较高,从而提高其定位功能。



traducir


 

种电子产品生产用节能环保的塑料外壳印花装置

NºPublicación: CN108773195A 09/11/2018

Solicitante:
\u4F55\u827A\u534E

Resumen de: CN108773195A

本发明属于电子产品技术领域,尤其是种电子产品生产用节能环保的塑料外壳印花装置,针对电子产品印花装置设计功能单、使用不方便的问题,现提出以下方案,包括底座,所述底座顶部两侧外壁均通过螺栓固定有挡板,且两个挡板顶部外壁均开设有滑槽,滑槽的内壁安装有电动滑轨,两个所述电动滑轨顶部外壁均通过螺栓固定有电控滑块,且其中个电控滑块侧顶部外壁焊接有支撑架,所述支撑架顶部外壁通过螺栓固定有伺服电机。本发明设置有进风喇叭口和抽气泵,可以对喷涂过程中的散发出去的油墨和气味进行回收,设置有紫外线消毒灯和活性炭过滤层可以对回收的气体进行消毒祛味,有利于环境保护,使装置具有良好的环保功能。



traducir


 

SINGLE-USE ORTHOPEDIC SURGICAL INSTRUMENT

NºPublicación: CN108778157A 09/11/2018

Solicitante:
\u6C99\u7279\u57FA\u7840\u5DE5\u4E1A\u5168\u7403\u6280\u672F\u516C\u53F8

Resumen de: WO2017151170A1

An orthopedic surgical instrument includes from about 40 wt % to about 85 wt % of a base thermoplastic and from about 15 wt % to about 60 wt % of a filler material. The base thermoplastic includes polyetherimide, polycarbonate, modified polyphenylene ether, polyamide, copolymers of these thermoplastics, and combinations thereof. In some aspects all materials in the orthopedic surgical instrument are biocompatible. An orthopedic surgical kit includes an orthopedic surgical instrument and a container suitable for sealing the orthopedic surgical instrument therein. The orthopedic surgical instrument in the kit includes from about 50 wt % to about 90 wt % of a base thermoplastic selected from the group consisting of polyetherimide, polycarbonate, modified polyphenylene ether, polyamide, copolymers of these thermoplastics, and combinations thereof, and from about 10 wt % to about 50 wt % of a filler material.



traducir


 

PATIENT-SPECIFIC SURGICAL INSTRUMENT AND METHODS FOR MAKING IT

NºPublicación: CN108778156A 09/11/2018

Solicitante:
\u6C99\u7279\u57FA\u7840\u5DE5\u4E1A\u5168\u7403\u6280\u672F\u516C\u53F8

Resumen de: WO2017151171A1

A method for making a customized orthopedic surgical instrument for use in repairing a joint of a patient includes: obtaining image data associated with at least a portion of a bone corresponding to the joint of the patient; generating instructions to form a patient- specific orthopedic surgical instrument based at least in part on the image data; and forming the patient-specific orthopedic surgical instrument based on the instructions. The patient- specific orthopedic surgical instrument includes a resin composition, the resin composition including from about 50 wt % to about 90 wt % of a base thermoplastic and from about 10 wt % to about 50 wt % of a filler material. The base thermoplastic includes polyetherimide, polycarbonate, modified polyphenylene ether, polyamide, copolymers of these thermoplastics, and combinations thereof. The orthopedic surgical instrument includes at least one surface portion having a shape that substantially conforms to a corresponding surface portion of the bone.



traducir


 

MECHANICAL ASSEMBLY INCLUDING EXTERIOR SURFACE PREPARATION

NºPublicación: US2018318092A1 08/11/2018

Solicitante:
BEHZADI KAMBIZ [US]

Resumen de: US2018318092A1

A system and method for further improving upon an ability of a surgeon to reduce or eliminate impaction forces when installing or assembling a prosthesis. An implant includes a surface treatment for aiding operations with the implant. For example, some surface treatments provide an asymmetry in installation versus removal to bias the associated implant deeper into an installation site.



traducir


 

BIOLOGICAL PRINTER

NºPublicación: EP3398778A1 07/11/2018

Solicitante:
REVOTEK CO LTD [CN]

Resumen de: EP3398778A1

The present disclosure relates to a bioprinter, which comprises a spray head, a connector and a bioprinting material container having a discharge pipe, wherein a first end of the connector is threadedly connected with the discharge pipe, and a second end of the connector is detachably connected with the spray head. The bioprinter is configured such that, a connector is provided between the discharge pipe of the bioprinting material container and the spray head, wherein the first end of the connector is threadedly connected with the discharge pipe, and the second end is detachably disposed on the spray head. Compared with the bilateral plugging manner in the prior art, it is only necessary to unscrew the bioprinting material container such as to realize rapid replacement, so that it is extremely convenient to add the biological printing material, thereby avoiding the problem that the connector is integrally pulled out and the temperature environment is damaged when the container replaced in the past, and presenting a high reliability.



traducir


 

NOZZLE ASSEMBLY OF BIOLOGICAL PRINTER AND BIOLOGICAL PRINTER

NºPublicación: EP3398779A1 07/11/2018

Solicitante:
REVOTEK CO LTD [CN]

Resumen de: EP3398779A1

The present disclosure relates to a bioprinter spray head assembly and a bioprinter, wherein the bioprinter spray head assembly comprises a spray head and an extension rod spaced from the spray head and disposed adjacent to an outlet of the spray head, wherein an elongated flow channel is provided in the extension rod to guide a fluid printing unit serving as a biological printing material in the flow channel to be orientedly sprayed. The bioprinter spray head assembly is configured such that a fluid print unit serving as a biological printing material is orientedly sprayed through the flow channel by providing an extension rod having an elongated flow channel adjacent to the outlet of the spray head. The elongated flow channel can perform an oriented sequence of the fluid printing unit, so as to reduce the possibility of clogging.



traducir


 

BIOPRINTER TEMPERATURE CONTROL SYSTEM AND BIOPRINTER

NºPublicación: EP3398780A1 07/11/2018

Solicitante:
REVOTEK CO LTD [CN]

Resumen de: EP3398780A1

The present invention relates to the technical field of a bioprinter, and in particular relates to a bioprinter temperature control system and a bioprinter. The bioprinter temperature control system provided by the present invention, comprises a flow channel temperature control system (3), for controlling a temperature of a flow channel between an outlet of a bioprinting material container (4) of a bioprinter and a nozzle (5) of the bioprinter, such that the temperature of the flow channel conforms to a desired temperature of a biological printing material. The temperature control system of the present invention can realize the temperature control of the biological printing material, improving the survival rate of the printing material, and ensuring the biological function of the printing material.



traducir


 

METHOD FOR MANUFACTURING BODY SUBSTITUTES BY ADDITIVE DEPOSITION

NºPublicación: EP3397751A1 07/11/2018

Solicitante:
LAB SKIN CREATIONS [FR]
UNIV CLAUDE BERNARD LYON [FR]
CENTRE NAT RECH SCIENT [FR]
INSTITUT NAT DES SCIENCES APPLIQUEES DE LYON [FR]
ECOLE SUPERIEURE DE CHIMIE PHYSIQUE ELECTRONIQUE DE LYON [FR]

Resumen de: WO2017115056A1

The invention relates to a method for manufacturing a bio-ink by additive deposition, which comprises supplying: a first solution including between 5 and 40 wt.% gelatin; a second solution including between 15 and 35.wt.% alginate; a third solution including between 1 and 15 wt.% fibrinogen, and optionally living cells in suspension; and creating a mixture including: around 35 to 65 vol.% of the first solution; around 15 to 35 vol.% of the second solution; and around 15 to 35 vol.% of the third solution, said proportions being selected so that they add up to 100%. Said bio-ink allows the additive deposition of objects that can be polymerised by means of a solution including calcium ions and thrombin. Said objects can be incubated and can be used as a substitute for body tissue, for example (with added fibroblasts) as skin substitute.



traducir


 

BIOPRINTER NOZZLE ASSEMBLY AND BIOPRINTER

NºPublicación: EP3398777A1 07/11/2018

Solicitante:
REVOTEK CO LTD [CN]

Resumen de: EP3398777A1

The present disclosure relates to a bioprinter spray head assembly and a bioprinter, wherein the bioprinter spray head assembly comprises an outer nozzle having a second channel and an inner nozzle having a first channel, the inner nozzle is coaxially provided within the second channel, the first channel forms a first material channel, and an annular space between the outer nozzle and the inner nozzle forms a second material channel, which surrounds the first material channel at an outlet of the first material channel, for converging a second material sprayed from an outlet of the second material channel toward a first material sprayed from the outlet of the first material channel, so as to form a fluid printing unit. Such spray head assembly can allow that the second material uniformly wraps the first material at the outlet of the spray head assembly, so as to form a fluid printing unit having a high quality to protect the cells, thereby reducing the cell damage caused by the extrusion pressure and the frictional force subjected in the printing process, so as to improve the survival rate of the cells.



traducir


 

NOZZLE ASSEMBLY OF BIOLOGICAL PRINTER AND BIOLOGICAL PRINTER

NºPublicación: EP3398756A1 07/11/2018

Solicitante:
REVOTEK CO LTD [CN]

Resumen de: EP3398756A1

The present disclosure relates to a bioprinter spray head assembly, comprising a mounting block (3) having a passage (5) and a spray head (1) mounted in the passage (5), wherein a first flow channel (4) is provided in the mounting block (3), one end of the first flow channel (4) is provided with a port (41) communicating with the passage (5); the spray head (1) comprises an equal diameter portion (12) away from an outlet (6) of the passage (5) and a reduced diameter portion (13) close to the outlet (6) of the passage (5), wherein a second flow channel (7) is formed between the reduced diameter portion (13) and the passage (5), an opening is formed between the reduced diameter portion (13) and the port (41) to communicate the first flow channel (4) and the second flow channel (7), and the equal diameter portion (12) is configured to occlude the port (41). The adjustment of the circulation area of the spray head assembly may be achieved by changing the relative positions of the reduced diameter portion (13) and the port (41), so that the adjustment is convenient and easy to carry out, and there is a favorable implementability.



traducir


 

BIOLOGICAL PRINTER NOZZLE COMPONENT AND BIOLOGICAL PRINTER

NºPublicación: EP3398776A1 07/11/2018

Solicitante:
REVOTEK CO LTD [CN]

Resumen de: EP3398776A1

The present disclosure provides a bioprinter spray head assembly and a bioprinter, wherein the spray head assembly is internally provided with a first flow channel (1A; 2A) and a second flow channel (1B; 2B), an outlet of the first flow channel (1A; 2A) is adjacent to an outlet of the second flow channel (1B; 2B), and the outlet of the second flow channel (1B; 2B) is configured to make a second material sprayed therefrom move towards a first material out of the outlet of the first flow channel (1A; 2A), such that the second material sprayed from the outlet of the second flow channel (1B; 2B) and the first material sprayed from the outlet of the first flow channel (1A; 2A) are combined together to form a fluid printing unit. The bioprinter spray head assembly can guide the auxiliary materials to wrap the cells for protection, thereby reducing the cell damage caused by the extrusion pressure and the frictional force subjected in the printing process, so as to improve the survival rate of the cells and present a high reliability.



traducir


 

POROUS DEVICES MADE BY LASER ADDITIVE MANUFACTURING

NºPublicación: EP3397412A1 07/11/2018

Solicitante:
MOTT CORP [US]

Resumen de: WO2017117527A1

The present invention utilizes laser additive manufacturing technologies ("LAMT") for the creation of porous media that can be used in filtration devices, flow control devices, drug delivery devices and similar devices that are used for, or in conjunction with, the controlled flow of fluids (e.g., gases and liquids) therethrough.



traducir


 

BIOPRINTER AND CALIBRATION METHOD THEREOF

NºPublicación: EP3398775A1 07/11/2018

Solicitante:
REVOTEK CO LTD [CN]

Resumen de: EP3398775A1

The present invention relates to the bioprinting technical field, and in particular relates to a bioprinter and a calibration method thereof. The bioprinter provided by the present invention comprises a control device, a first detection device, and a second detection device, wherein the first detection device is capable of sending a first signal to the control device when the spray device moves to a first position along the Z-axis direction such that the control device calibrates the preset length value of the spray device, and the second detection device is capable of sending a second signal to the control device when the second detection device moves to a second position along the Z-axis direction such that the control device calibrates the preset height value of the printing material initial adhesion surface. The present invention can automatically calibrate the preset length value of the spray device and the preset height value of the printing material initial adhesion surface, which can not only simplify the operation and reduce the labor intensity of the operator, but also effectively improve the measurement accuracy, ensure consistent accuracy between multiple measurements, and improve the operational reliability.



traducir


 

PRINTING MODULE FOR BIOLOGICAL PRINTER, AND BIOLOGICAL PRINTER

NºPublicación: EP3398774A1 07/11/2018

Solicitante:
REVOTEK CO LTD [CN]

Resumen de: EP3398774A1

The present disclosure relates to a bioprinter printing assembly and a bioprinter, wherein the printing assembly comprises: a support body and a rotary rod provided with a nutrient solution supply port (14), wherein the rotary rod is rotatably supported on the support body, a surface of the rotary rod is used for receiving bio-ink provided by a printing spray head, the rotary rod includes a hollow tube section (22) having a central through hole, and a tube wall of the hollow tube section (22) is provided with a permeable hole (26) communicating with the central through hole, and the nutrient solution supply port communicates with the central through hole of the rotary rod to guide external nutrient solution into the rotary rod. The bioprinter printing assembly of the present disclosure can guide the external nutrient solution into the inside of the rotary rod through the nutrient solution supply port in the printing process, and then exudes from the permeable hole to supply the cells and biological tubular tissues on the rotary rod, thereby improving the survival rate and biological function of the cells.



traducir


 

用于全髋关节置换手术的锉磨导板及其制造、使用方法

NºPublicación: CN108742770A 06/11/2018

Solicitante:
\u91CD\u5E86\u5927\u5B66,
\u6B66\u6C49\u4E09\u8FEA\u521B\u4E3A\u79D1\u6280\u6709\u9650\u516C\u53F8

Resumen de: CN108742770A

本发明公开了种用于全髋关节置换手术的锉磨导板,包括根据患者髋臼臼窝的三维模型以1:1的比例进行3D打印的窝形导板,沿窝形导板开口的边缘外侧均匀分布有至少两根空心导柱;窝形导板与髋臼臼窝内表面贴合后,能够使得空心导柱的轴线平行于患者髋臼轴。还公开了制作方法,利用三维逆向建模软件根据患者骨盆CT扫描图像建立三维髋臼臼窝模型,在三维模型设计软件中确定髋臼轴并设计出锉磨导板的三维模型,进行3D打印即得到锉磨导板。还公开了使用方法,在空心导柱中打入钢钉,取下锉磨导板,使得髋臼锉能够沿着钢钉的轴线方向进行锉磨。本发明提高了锉磨方向的定位精度,简化锉磨操作,降低对医生的经验技术水平要求。



traducir


 

种提高牙龈组织生物封闭性的种植基台及制造方法

NºPublicación: CN108742902A 06/11/2018

Solicitante:
\u5E7F\u5DDE\u5E02\u5065\u9F7F\u751F\u7269\u79D1\u6280\u6709\u9650\u516C\u53F8

Resumen de: CN108742902A

本发明公开了种提高牙龈组织生物封闭性的种植基台及制造方法,所述种植基台的中心设有与中央螺丝匹配的中心圆孔,所述种植基台包括穿龈柱、过渡段及基台头部,所述生物密封段上设有若干密封凸起;所述基台头部设有平面槽,所述平面槽用于外设义齿的配合连接。本发明中所述的种植基台能在不造成额外的损伤的情况下通过生物密封段对基台的牙龈组织进行了固位,保证了所述种植基台良好的生物封闭性,避免了患者康复期间细菌与异物渗入,减少了患者患牙周疾病的概率,并减少患者牙槽骨骨吸收的概率。本发明中所述的种植基台通过SLM技术3D打印技术制造,有效地缩短了产品研发周期,并且3D打印技术成型性好,节约生产材料成本。



traducir


 

种基于3D打印技术的多感官训练系统

NºPublicación: CN108744220A 06/11/2018

Solicitante:
\u9752\u5C9B\u540C\u660C\u5EB7\u590D\u8BBE\u5907\u79D1\u6280\u6709\u9650\u516C\u53F8

Resumen de: CN108744220A

本发明公开了种基于3D打印技术的多感官训练系统,包括控制主机以及分别与所述控制主机连接的3D打印训练模块、互动体验模块、3D沙画设计模块和作品展示模块;所述3D打印训练模块设有若干3D打印设备;所述互动体验模块设有若干用于视觉、听觉、嗅觉、味觉以及触觉训练的多感官训练设备;所述3D沙画设计模块设有沙画平台、投影仪以及多功能显示屏;所述作品展示模块设有若干平板电脑Ⅰ。本发明通过基于3D打印技术的综合康复训练系统,帮助脑瘫、自闭症儿童摆脱社会交往障碍、言语发展障碍、语言沟通能力缺陷等障碍的困扰,实现潜能开发、适应能力增加、理解力和思考力提高,从而进步提高儿童的社会认同感和社会生活能力。



traducir


 

种马鞍式牙种植体

NºPublicación: CN108742901A 06/11/2018

Solicitante:
\u5E7F\u5DDE\u5E02\u5065\u9F7F\u751F\u7269\u79D1\u6280\u6709\u9650\u516C\u53F8

Resumen de: CN108742901A

本发明公开了种马鞍式牙种植体及牙种植体,所述种马鞍式牙种植体包括马鞍形种植部,所述马鞍形种植部包括舌侧种植片、唇侧种植片及弧形连接段;唇侧种植片及舌侧种植片通过弧形连接段连接;所述唇侧种植片及舌侧种植片上设有贯穿孔。采用此种牙种植体,只需在患者牙槽骨的唇侧及舌侧进行备孔,其所钻取的孔洞较小,可以减轻患者的损伤,缩短了痊愈时间;并如果患者的骨量较少,牙槽骨宽度较小时,患者可以无需骨填充就进行牙种植手术,节约了患者的治疗时间及治疗成本;本发明中的舌侧种植片、唇侧种植片通过弧形连接段连接,所述弧形连接段贴紧患者的牙槽骨,通过整个弧面将咀嚼应力分散至牙槽骨上。



traducir


 

Infant swing

NºPublicación: US10117523B1 06/11/2018

Solicitante:
HIONAKIS ANNA [US]

Resumen de: US10117523B1

The present disclosure provides for an infant swing simulating a human form preferably comprising an animated body including an upper body portion simulating a human trunk, arms, shoulders, neck and head portions as well as a lower body portion. A frontally worn infant carrier is preferably connected to the shoulders and waist of the animated body. The lower body portion is operatively connected to a base having a motor to pivot the body in an oscillatory manner. The head portion preferably includes a 3D-printed interchangeable face mask resembling a caretaker of the infant. In a preferred embodiment, the animated body includes a sound recorder, speaker, vibrating motor, and heating elements disposed therein for soothing and comforting an infant.



traducir


 

种头部放疗固定装置以及制造方法

NºPublicación: CN108744319A 06/11/2018

Solicitante:
\u6CB3\u5317\u7701\u6CA7\u5DDE\u4E2D\u897F\u533B\u7ED3\u5408\u533B\u9662

Resumen de: CN108744319A

本发明公开的种头部放疗固定装置,包括头罩,所述头罩包括与人脸轮廓相对应的面罩,面罩的边缘处向下延伸形成面罩连接部,面罩连接部的侧设置有用于容纳颈部的开口,所述头罩整体为内外贯通的网格状结构,所述面罩上开设有眼睛透孔与口鼻透孔。本发明的头罩整体为内外贯通的网格状结构,增强透气性,面罩上开设有眼睛透孔与口鼻透孔,整体上消除病人的不适感。



traducir


 

种利用氧化石墨烯改善聚醚醚酮和聚乙烯醇复合骨支架界面结合性能的方法

NºPublicación: CN108744050A 06/11/2018

Solicitante:
\u4E2D\u5357\u5927\u5B66

Resumen de: CN108744050A

本发明公开了种利用氧化石墨烯改善聚醚醚酮和聚乙烯醇复合骨支架界面结合性能的方法,该方法是将聚醚醚酮(PEEK)粉末、聚乙烯醇(PVA)粉末和氧化石墨烯(GO)粉末通过液相混合后,固液分离,固体经过干燥和研磨,得到复合粉末;所述复合粉末通过激光3D打印技术制备复合骨支架。该方法利用氧化石墨烯与聚醚醚酮和聚乙烯醇均存在较好结合能力,以提高聚醚醚酮和聚乙烯醇之间的界面性能。



traducir


 

种假肢接受腔的制备方法

NºPublicación: CN108749035A 06/11/2018

Solicitante:
\u6CB3\u5317\u5DE5\u4E1A\u5927\u5B66

Resumen de: CN108749035A

本发明公开种假肢接受腔的制备方法,利用3D打印技术完成假肢接受腔阳模的制备,通过自制缠绕装置,采用碳纤维布对3D打印的阳模进行自动化缠绕、涂刮粘贴胶、固化切割得到假肢接受腔。接受腔制备过程,可自动化生产,基于有限元的生物力学分析得到最优残肢吻合度的接受腔方案。阳模制作使用无毒的环保3D打印材料,区别于现有技术的大部分阳模铣削、手工制作接受腔的方式,使假肢接受腔的制备更简化、精确,降低制作成本,节约人力,实现了假肢接受腔的自动化生产。



traducir


 

种脚踝矫形器

NºPublicación: CN208031346U 02/11/2018

Solicitante:
\u4E91\u5357\u589E\u6750\u4F73\u7EF4\u79D1\u6280\u6709\u9650\u516C\u53F8

Resumen de: CN208031346U

本实用新型属于3D打印的医疗设施领域,具体涉及种脚踝矫形器,包括脚掌护具和小腿护具,所述脚掌护具包括底板、侧护板、脚踝护板和十字腰形孔,所述底板两侧设置有侧护板,底板端设置有脚踝护板,所述脚踝护板的同竖直线上设置有两个以上的十字腰形孔。本实用新型结合3D打印技术,能根据患者情况、脚掌和小腿曲线制作出完美贴合患者的脚踝矫形器,大幅提高恢复矫形效果,同时定程度减少患者痛苦;穿戴方便,透气通风;能根据患者恢复情况,调节脚踝活动幅度,帮助脚踝恢复。魔术贴的毛面层可吸附汗液,脏后可撕下更换,确保恢复环境洁净良好。



traducir


 

3-D PRINTING OF POROUS IMPLANTS

Nº publicación: CN108724712A 02/11/2018

Solicitante:
\u534E\u6C99\u6574\u5F62\u5916\u79D1\u80A1\u4EFD\u6709\u9650\u516C\u53F8

Resumen de: US2018296343A1

Computer implemented methods of producing a porous implant are provided including obtaining a 3-D image of an intended tissue repair site; generating a 3-D digital model of the porous implant based on the 3-D image of the intended tissue repair site. The method also includes determining an implant material and an amount of a porogen to add to an implant material to obtain a desired porosity of the porous implant. The desired porosity is based on a combination of macropores, micropores and/or nanopores structures. The 3-D digital model developed is stored on a database coupled to a processor, wherein the processor has instructions for combining the implant material with the porogen based on the stored 3-D digital model and for instructing a 3-D printer to produce the porous implant. A layered 3-D printed porous implant prepared by the computer implemented method is also provided.


traducir



 

Página1 de 5 nextPage Mostrar por página

Volver