Patents by Inventor Chang-Wook Jeong

Chang-Wook Jeong has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 9833290
    Abstract: The present invention relates to a convenient, minimally invasive surgical instrument, and more particularly to a minimally invasive surgical instrument to allow a user to operate an end effector by manipulating a handling unit or the like to perform a minimally invasive surgery in a delicate and convenient manner. According to one aspect of the invention, there is provided a minimally invasive surgical instrument comprising: a shaft; an end effector being connected to one end of the shaft via a joint unit; a rotation manipulation unit being connected to the other end of the shaft, the rotation manipulation unit comprising a gyro link including a gyro wheel; and a plurality of wires being connected between the joint unit and the gyro wheel, wherein the end effector carries out joint motion by the joint unit according to the action of at least some of the plurality of wires caused by a manipulation of the gyro wheel.
    Type: Grant
    Filed: December 29, 2011
    Date of Patent: December 5, 2017
    Inventors: Chang Wook Jeong, Hyung Tae Kim
  • Publication number: 20170162568
    Abstract: A semiconductor device includes a fin-type pattern extending in a first direction, a device isolation film surrounding the fin-type pattern, while exposing an upper portion of the fin-type pattern, a gate electrode extending on the device isolation film and the fin-type pattern in a second direction intersecting the first direction, a gate isolation film isolating the gate electrode in the second direction, and including a first material and on the device isolation film, an interlayer insulating film filling a side surface of the fin-type pattern and including a second material different from the first material.
    Type: Application
    Filed: December 6, 2016
    Publication date: June 8, 2017
    Inventors: Seung Hyun Song, Yoon Suk Kim, Kyu Baik Chang, Ui Hui Kwon, Yo Han Kim, Jong Chol Kim, Chang Wook Jeong
  • Patent number: 9463040
    Abstract: The present invention relates to a device for fixing a joint structure. The device for fixing a joint structure, according to one aspect of the present invention, comprises: a first slider for fixing a first directional joint movement state of a joint structure that includes a first joint element and a second joint element; a first locking member included in the first slider; and a first corresponding locking member which operates relative to the first locking member and blocks a forward directional movement and a backward directional movement of the first slider.
    Type: Grant
    Filed: August 14, 2013
    Date of Patent: October 11, 2016
    Assignee: MOVASU, INC.
    Inventor: Chang Wook Jeong
  • Patent number: 9466703
    Abstract: Provided are a method for fabricating a semiconductor device The method for fabricating include providing a substrate including a first region and a second region, the first region including first and second sub-regions, and the second region including third and fourth sub-regions, forming first to fourth fins on the first and second regions to protrude from the substrate, the first fin being formed on the first sub-region, the second fin being formed on the second sub-region, the third fin being formed on the third sub-region, and the fourth fin being formed on the fourth sub-region, forming first to fourth dummy gate structures to intersect the first to fourth fins, the first dummy gate structure being formed on the first fin, the second dummy gate structure being formed on the second fin, the third dummy gate structure being formed on the third fin, and the fourth dummy gate structure being formed on the fourth fin, forming a first doped region in each of the first and second fins and a second doped region
    Type: Grant
    Filed: December 31, 2014
    Date of Patent: October 11, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seung-Hyun Song, Nak-Jin Son, Kwang-Seok Lee, Chang-Wook Jeong, Ui-Hui Kwon, Dong-Won Kim, Young-Kwan Park, Keun-Ho Lee
  • Patent number: 9241727
    Abstract: A tool for minimally invasive surgery includes a main shaft, a first control shaft and a second control shaft, a first actuating shaft and a second actuating shaft, an adjustment handle, an end effector, a pitch control part, a first yaw control part and a second yaw control part, a pitch actuating part, a first yaw actuating part and a second yaw actuating part, and a pitch cable, a first yaw cable and a second yaw cable.
    Type: Grant
    Filed: August 12, 2009
    Date of Patent: January 26, 2016
    Inventor: Chang Wook Jeong
  • Publication number: 20150349094
    Abstract: Provided are a method for fabricating a semiconductor device The method for fabricating include providing a substrate including a first region and a second region, the first region including first and second sub-regions, and the second region including third and fourth sub-regions, forming first to fourth fins on the first and second regions to protrude from the substrate, the first fin being formed on the first sub-region, the second fin being formed on the second sub-region, the third fin being formed on the third sub-region, and the fourth fin being formed on the fourth sub-region, forming first to fourth dummy gate structures to intersect the first to fourth fins, the first dummy gate structure being formed on the first fin, the second dummy gate structure being formed on the second fin, the third dummy gate structure being formed on the third fin, and the fourth dummy gate structure being formed on the fourth fin, forming a first doped region in each of the first and second fins and a second doped region
    Type: Application
    Filed: December 31, 2014
    Publication date: December 3, 2015
    Inventors: Seung-Hyun SONG, Nak-Jin SON, Kwang-Seok LEE, Chang-Wook JEONG, Ui-Hui KWON, Dong-Won KIM, Young-Kwan PARK, Keun-Ho LEE
  • Publication number: 20150230815
    Abstract: The present invention relates to a device for fixing a joint structure. The device for fixing a joint structure, according to one aspect of the present invention, comprises: a first slider for fixing a first directional joint movement state of a joint structure that includes a first joint element and a second joint element; a first locking member corresponding to the first slider; and a first corresponding locking member which operates relative to the first locking member and blocks a forward directional movement and a backward directional movement of the first slider.
    Type: Application
    Filed: August 14, 2013
    Publication date: August 20, 2015
    Inventor: Chang Wook JEONG
  • Patent number: 9089352
    Abstract: The present invention relates to a surgical robot system having a tool for minimally invasive surgery. More specifically, the present invention relates to a surgical robot system that helps a user such as a surgeon control the tool for minimally invasive surgery in a dexterous and convenient manner.
    Type: Grant
    Filed: October 30, 2009
    Date of Patent: July 28, 2015
    Inventor: Chang Wook Jeong
  • Publication number: 20150148839
    Abstract: The present invention relates to a minimally invasive surgery tool having a variable bend. According to one embodiment of the present invention, provided is the minimally invasive surgery tool comprising: a shaft; an end constituent element which is connected to one end of the shaft; and a first joint portion which is arranged between the shaft and the end constituent element, wherein the first joint portion comprises a modifiable link portion which can variably form the bend by means of the reaction of at least one wire.
    Type: Application
    Filed: May 7, 2013
    Publication date: May 28, 2015
    Inventor: Chang Wook Jeong
  • Publication number: 20150066001
    Abstract: The present invention relates to a minimally invasive surgical instrument having an articulation immobilising structure. The present invention is a s minimally invasive surgical instrument and includes a shaft, an end effector connected towards one end of the shaft, a wire for controlling the articulated movement of the end effector, and an immobilising structure adapted to immobilise the state of articulated movement of the end effector. The immobilising structure includes a resilient member covering the wire, and the resilient member holds the wire when an internal space therein contracts.
    Type: Application
    Filed: March 26, 2013
    Publication date: March 5, 2015
    Inventors: Chang Wook Jeong, Hyung Tae Kim
  • Publication number: 20150032125
    Abstract: A minimally invasive surgical instrument is provided, comprising a shaft and an end effector connected to the shaft, wherein the end effector operates in the pitch or yaw direction against the shaft when a first wire and a second wire conveyed through the shaft operate cooperatively according to a first aspect; and the end effector operates in the roll direction against the shaft when the first wire and the second wire operate cooperatively according to a second aspect, wherein the first wire and the second wire operate in the same direction when the cooperative operation is according to one aspect of the first aspect and the second aspect; and the first wire and the second wire operate in the opposite directions when the cooperative operation is according to the other aspect of the first aspect and the second aspect.
    Type: Application
    Filed: November 18, 2011
    Publication date: January 29, 2015
    Inventors: Chang Wook Jeong, Hyung Tae Kim
  • Publication number: 20150000437
    Abstract: The present invention relates to a joint motion control apparatus. According to one aspect of the invention, there is provided a joint motion control apparatus, comprising: an annular unit; and a rotating unit to guide and fix a wire such that the wire causes joint motion of an instrument according to the rotation thereof, wherein the annular unit comprises a first fixing unit and a second fixing unit, and wherein the rotating unit carries out sliding operation in a pitch or yaw direction via a sliding assistance member disposed with respect to the first or second fixing unit.
    Type: Application
    Filed: December 10, 2012
    Publication date: January 1, 2015
    Inventors: Chang Wook Jeong, Chun Chol Sin
  • Publication number: 20140350569
    Abstract: The present invention relates to a minimally invasive surgical instrument implementing a motor. According to one embodiment of the present invention, a minimally invasive surgical instrument comprises a shaft, an end effector connected to one end of the shaft, and a handle unit connected to the other end of the shaft. The handle unit includes a pair of linearly moving members, at least one rotating member for moving the pair of linear moving members away from each other in opposite directions, and a driving element for driving said at least one rotating member. The pair of linearly moving members operates the end effector in the pitch direction or in the yaw direction.
    Type: Application
    Filed: April 23, 2012
    Publication date: November 27, 2014
    Inventors: Chang Wook Jeong, Chun Chol Sin, Sung Ryul Kim, Hyung Tae Kim
  • Patent number: 8801731
    Abstract: The present invention relates to an easy-to-control tool for minimally invasive surgery.
    Type: Grant
    Filed: May 28, 2009
    Date of Patent: August 12, 2014
    Inventor: Chang Wook Jeong
  • Publication number: 20140221987
    Abstract: The present invention relates to a minimally invasive surgical instrument having a detachable end effector. Provided is a minimally invasive surgical instrument comprising a shaft, a joint section which is connected to one end of the shaft, and an end effector which is connected to the joint section and thus is capable of articulatory movement. Therein, the joint section comprises a detachable connection section which can receive rotational torque, and the end effector comprises an operational end-section connection unit which can be attached to the detachable connection section by being screwed in, or can be separated from the detachable connection section by being unscrewed.
    Type: Application
    Filed: September 5, 2012
    Publication date: August 7, 2014
    Inventors: Chang Wook Jeong, Chun Chol Sin, Sung Ryul Kim, Hyung Tae Kim
  • Publication number: 20140214013
    Abstract: The present invention relates to a minimally invasive surgical instrument having an improved joint. According to one aspect of the present invention, provided is a minimally invasive surgical instrument including a shaft, a joint part which is coupled to one end of the shaft, and an end effector which is coupled to the joint part and can effect joint movement thereby. The joint part comprises a plurality of joint links, and a joint for pitch-direction operation and a joint for yaw direction operation, the joints being formed by interposing at least one of the plurality of joint links.
    Type: Application
    Filed: August 29, 2012
    Publication date: July 31, 2014
    Inventors: Chang Wook Jeong, Chun Chol Sin, Sung Ryul Kim, Hyung Tae Kim
  • Publication number: 20140214049
    Abstract: The present invention relates to a minimally invasive surgical instrument having a joint section comprising spherical components. According to one embodiment of the present invention, a minimally invasive surgical instrument comprises a shaft, a joint section connected to one end of the shaft, and an end effector which is connected to the joint section and thus is capable of articulatory movement, wherein the joint section comprises multiple spherical components and multiple joint links, and at least some of the multiple joint links move in the pitch direction or in the yaw direction in accordance with the shape of slots formed in the spherical components housed therein, enabling the end effector to move in the pitch or the yaw direction.
    Type: Application
    Filed: September 5, 2012
    Publication date: July 31, 2014
    Inventors: Chang Wook Jeong, Chun Chol Sin, Sung Ryul Kim, Hyung Tae Kim
  • Publication number: 20140194893
    Abstract: The present invention relates to a convenient, minimally invasive surgical instrument, and more particularly to a minimally invasive surgical instrument to allow a user to operate an end effector by manipulating a handling unit or the like to perform a minimally invasive surgery in a delicate and convenient manner. According to one aspect of the invention, there is provided a minimally invasive surgical instrument comprising: a shaft; an end effector being connected to one end of the shaft via a joint unit; a rotation manipulation unit being connected to to the other end of the shaft, the rotation manipulation unit comprising a gyro link including a gyro wheel; and a plurality of wires being connected between the joint unit and the gyro wheel, wherein the end effector carries out joint motion by the joint unit according to the action of at least some of the plurality of wires caused by a manipulation of the gyro wheel.
    Type: Application
    Filed: December 29, 2011
    Publication date: July 10, 2014
    Inventors: Chang Wook Jeong, Hyung Tae Kim
  • Publication number: 20140114293
    Abstract: The present invention relates to a minimally invasive surgical instrument having a bent shaft, and more particularly to a minimally invasive surgical instrument in which at least a part of a shaft includes a bend. According to one aspect of the invention, there is provided a minimally invasive surgical instrument comprising: a shaft; an end effector connected to one end of the shaft; a joint unit interposed between the shaft and the end effector; and a plurality of wires connected to the joint unit to enable the end effector to carry out joint motion, wherein the shaft comprises at least one bend, and the at least one bend may transmit therein force to operate the end effector in a roll direction, independently of the shaft. The present invention relates to a minimally invasive surgical instrument having a bent shaft, and more particularly, to a minimally invasive surgical instrument in which at least a portion of a shaft is curved.
    Type: Application
    Filed: March 23, 2012
    Publication date: April 24, 2014
    Inventors: Chang Wook Jeong, Hyung Tae Kim
  • Publication number: 20140094782
    Abstract: The present invention relates to a minimally invasive surgical instrument having a shaft including an internal torque transmission member. According to one aspect of the present invention, the minimally invasive surgical instrument comprises a shaft, and an end effector connected to one end of the shaft. The shaft has at least one curved portion, and the at least one curved portion can transmit torque for operating the end effector in a rolling direction by means of a torque-transmission member therein.
    Type: Application
    Filed: March 29, 2012
    Publication date: April 3, 2014
    Inventors: Chang Wook Jeong, Hyung Tae Kim