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公开(公告)号：US20160310088A1
公开(公告)日：2016-10-27
申请号：US15107469
申请日：2014-12-23
Applicant: VATECH CO., LTD. , VATECH EWOO HOLDINGS CO., LTD.
Inventor： Tae Woo KIM , Byung Hun PARK , Sung Il CHOI
CPC classification number: A61B6/14 , A61B6/03 , A61B6/42 , A61B6/4233 , A61B6/501
Abstract: Disclosed is a dental X-ray imaging device having a curved detector. The dental X-ray imaging device according to the present invention comprises: an X-ray source for radially emitting X-rays; and a curved detector formed in a cylindrical two-dimensional curved shape or a round three-dimensional curved shape, which is arranged to be spaced apart at a predetermined distance from the X-ray source and has substantially the same radius of curvature as the predetermined distance.
Abstract translation: 公开了一种具有弯曲检测器的牙科X射线成像装置。 根据本发明的牙科X射线成像装置包括：用于径向发射X射线的X射线源; 以及弯曲检测器，其形成为圆柱形二维弯曲形状或圆形三维弯曲形状，其被布置成与X射线源隔开预定距离，并且具有与预定的距离大致相同的曲率半径 距离。
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公开(公告)号：US20160199012A1
公开(公告)日：2016-07-14
申请号：US14913440
申请日：2014-08-20
Applicant: VATECH CO., LTD. , VATECH EWOO HOLDINGS CO., LTD.
Inventor： Sung Il CHOI , Tae Woo KIM , Tae Ki HONG
CPC classification number: A61B6/4452 , A61B6/032 , A61B6/035 , A61B6/14 , A61B6/4441 , A61B6/463 , A61B6/466 , A61B6/5205 , G06T7/0012 , G06T15/005 , G06T15/08 , G06T2200/04 , G06T2207/10116 , G06T2207/30036
Abstract: Disclosed is an X-ray imaging device, the device including: an X-ray radiation unit for radiating X-rays to the predetermined target areas of an object to be imaged in respective imaging positions; an X-ray sensing unit for receiving the X-rays; a movement unit for arranging the X-ray radiation unit and the X-ray sensing unit to allow the X-ray radiation unit and the X-ray sensing unit to face each other in the respective imaging positions, with the object located therebetween; a position information provision unit for providing position information of the X-ray radiation unit and the X-ray sensing unit, position information of the variable rotary shaft, and position information of the target areas; a control unit for controlling the X-ray radiation unit, the X-ray sensing unit, and the movement unit; and an image processing unit for producing three-dimensional images of the object from the projection data.
Abstract translation: 本发明公开了一种X射线成像装置，该装置包括：X射线辐射单元，用于将X射线照射到各成像位置的待成像对象物的预定目标区域; 用于接收X射线的X射线感测单元; 移动单元，用于布置所述X射线单元和所述X射线感测单元，以使所述X射线单元和所述X射线感测单元在各个成像位置彼此面对，其中所述物体位于其间; 位置信息提供单元，用于提供X射线单元和X射线感测单元的位置信息，可变旋转轴的位置信息和目标区域的位置信息; 控制单元，用于控制X射线辐射单元，X射线感测单元和移动单元; 以及图像处理单元，用于从投影数据生成对象的三维图像。
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公开(公告)号：USD741489S1
公开(公告)日：2015-10-20
申请号：US29464585
申请日：2013-08-19
Applicant: Vatech Co., Ltd.
Designer： Eunsil Yi , Hyungkeun Im
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公开(公告)号：US20150117743A1
公开(公告)日：2015-04-30
申请号：US14401716
申请日：2013-05-16
Applicant: Vatech Co., Ltd. , Vatech Ewoo Holdings Co., Ltd.
Inventor： Sung Il Choi
CPC classification number: A61B6/5223 , A61B6/14 , A61B6/466 , G06F19/00 , G06Q50/24 , G06T3/4038 , G06T7/337 , G06T2200/32 , G06T2207/10116 , G06T2210/41
Abstract: The present invention provides an apparatus and method for reconstructing a panoramic X-ray image. The apparatus includes a storage unit for storing image data of multiple image layers; an image processing unit for determining a reference image layer among the multiple image layers, finding blocks that correspond to at least one block designated in the reference image layer from other image layers, selecting a clearest block by comparing image data of the corresponding blocks, and reconstructing the reference image layer by replacing the designated block in the reference image layer with the clearest block selected in any of the other image layers, if the selected block is not the same as the designated block in the reference image layer; and a display unit for displaying a panoramic image of the reconstructed reference image layer.
Abstract translation: 本发明提供了一种用于重建全景X射线图像的装置和方法。 该装置包括用于存储多个图像层的图像数据的存储单元; 图像处理单元，用于确定多个图像层中的参考图像层，从其他图像层找到与参考图像层中指定的至少一个块相对应的块，通过比较相应块的图像数据来选择最清晰的块;以及 如果所选择的块与参考图像层中的指定块不相同，则通过用在任何其他图像层中选择的最清晰块替换参考图像层中的指定块来重构参考图像层; 以及显示单元，用于显示重建的参考图像层的全景图像。
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公开(公告)号：US20140153799A1
公开(公告)日：2014-06-05
申请号：US14159201
申请日：2014-01-20
Applicant: Vatech Co., Ltd.
Inventor： Hyosung Cho , Sungil Choi , Yangseo Koo
IPC: G06T11/00
CPC classification number: G06T11/003 , A61B6/025 , A61B6/14 , A61B6/469 , A61B6/5205 , A61B6/5223 , G06T3/4038
Abstract: A method of obtaining a panoramic image and an apparatus for the same are disclosed. In particular, a method of obtaining a panorama image and an apparatus for the same capable of obtaining a more clear panoramic image with reproducibility by extracting best-focused-images in case of forming images of multiple image-layer-trace images are disclosed. In accordance with the method and the device of this invention for obtaining the panoramic image, it is possible to complete the optimal image-layer-trace to be reconstructed and to obtain a clear panoramic image which vividly shows an arch of a patient by reconstructing a panoramic image for an optimal image-layer-trace most closely related to a focus-trace.
Abstract translation: 公开了获得全景图像的方法及其装置。 具体地，公开了一种获得全景图像的方法及其装置，其能够通过在形成多个图像层迹线图像的图像的情况下提取最佳聚焦图像来获得具有再现性的更清晰的全景图像。 根据本发明的用于获得全景图像的方法和装置，可以完成要重建的最佳图像层迹线，并且获得清晰的全景图像，其通过重建 全景图像，用于与焦点轨迹最密切相关的最佳图像层跟踪。
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Patent Agency Ranking
66.发明申请公开(公告)号：US20220226089A1
公开(公告)日：2022-07-21
申请号：US17577160
申请日：2022-01-17
Applicant: VATECH Co., Ltd. , VATECH EWOO Holdings Co., Ltd.
Inventor： Jin Kook ROH , Suk Bae SONG , Hyun Rak CHOI , Un Seok HAM
Abstract: Provided are a dental apparatus and a dental system using the dental apparatus, the dental apparatus including a signal detector configured to detect an electrical signal varying according to a distance between a file inserted into a tooth and an apical foramen, and a controller configured to execute a first mode for calculating the distance between the apical foramen and the file by using the electrical signal and for displaying the distance on a screen, and configured to execute a second mode for displaying root canal working length information and identification information received through a communication part or input part, on the screen, for generating identified root canal working length information by using the root canal working length information and the identification information, and for transmitting the identified root canal working length information to the external device through the communication part according to the input signal.
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公开(公告)号：US10932734B2
公开(公告)日：2021-03-02
申请号：US15741239
申请日：2016-06-30
Applicant: VATECH Co., Ltd. , VATECH EWOO Holdings Co., Ltd.
Inventor： Seunghun Shin , Jinpyo Chun , Taewoo Kim
Abstract: Disclosed is a portable X-ray generation device, which uses an electric field emission-type X-ray source, and is thus advantageous in reducing weight and volume and has excellent reliability in X-ray emission performance. The portable X-ray generation device according to the present invention comprises: an electric field emission X-ray source, which includes a cathode electrode having an electron emission source, an anode electrode having an X-ray target surface, and a gate electrode between the cathode electrode and the anode electrode; an X-ray emission cone, which has a cone shape having an increasing diameter toward the front thereof, is disposed in front of an X-ray emission point of the electric field emission X-ray source, and controls an emitted X-ray in the form of an X-ray beam having a predetermined angle range; and a driving signal generation unit for generating at least three driving signals applied to the cathode electrode, the anode electrode, and the gate electrode, respectively, by a direct current power source having a predetermined voltage, wherein the entire weight of the device is 0.8 kg to 3 kg, and the X-ray emission output thereof can be implemented to be 120 W to 300 W.
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公开(公告)号：US10791998B2
公开(公告)日：2020-10-06
申请号：US16088166
申请日：2017-03-27
Applicant: VATECH Co., Ltd. , VATECH EWOO Holdings Co., Ltd.
Inventor： Woong Bae , Sang Og Na , Sung Il Choi
Abstract: The present invention relates to an X-ray image processing device and an X-ray image processing method using a small X-ray detector, in which the device includes a controller configured to control an X-ray source and an X-ray detector to obtain m (m is an integer of 2 or more) number of consecutive divided projection images at each of preset n (n is an integer of 1 or more) number of imaging angles while rotating around a rotary axis and facing each other, a projection image synthesizing unit configured to generate a synthetic projection image by synthesizing the m number of divided projection images obtained in correspondence to each imaging angle, and an image reconstructor configured to generate a reconstructed image by reconstructing the synthetic projection image.
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69.发明授权公开(公告)号：US10674988B2
公开(公告)日：2020-06-09
申请号：US16068129
申请日：2017-01-04
Applicant: VATECH Co., Ltd. , VATECH EWOO Holdings Co., Ltd.
Inventor： Yeong Kyun Kim , Tae Woo Kim
Abstract: Disclosed are a charging cradle and a portable radiography device including the same, which is capable of displaying the residual battery capacity when the portable radiography device is being charged and even when not being charged and, more specifically, displaying the possible number of times of radiography in real time by using the residual battery capacity, such that a user can exactly determine when to charge. The portable radiography device includes a radiography device main body having a rechargeable battery, a first communication unit provided in the main body to transmit battery charging state information, a charging cradle configured to receive external power to supply charging power to the battery, a second communication unit provided in the charging cradle to receive the battery charging state information from the first communication unit, and a display unit provided in the charging cradle to display the battery charging state information.
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公开(公告)号：US10674971B2
公开(公告)日：2020-06-09
申请号：US15735597
申请日：2017-10-18
Applicant: VATECH Co., Ltd. , VATECH EWOO Holdings Co., Ltd.
Inventor： Sung Il Choi
Abstract: Disclosed is an X-ray image display apparatus with improved depth resolution, the display apparatus including a storage storing a plurality of X-ray frame data about a subject, an image processor reconstructing a first X-ray image by using a first group of X-ray frame data constituted by at least a portion of the plurality of X-ray frame data and reconstructing a second X-ray image by using a second group of X-ray frame data constituted by at least a portion of the plurality of X-ray frame data, a display configured to provide a screen, and a viewer module displaying a background image display part and a partial image display part disposed at a portion of the background image display part on the screen, displaying the first X-ray image on the background image display part, and displaying a portion of the second X-ray image corresponding to the first X-ray image on the partial image display part.
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