Patents by Inventor Tae-ahn Jahng

Tae-ahn Jahng 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: 8979900
    Abstract: A flexible connection unit for use in a spinal fixation device that includes: a longitudinal member having first and second ends and a flexible member interposed between the first and second ends, at least one of the first end and second end configured to be engaged by a first bone securing member; and at least one spacer located between the first and second ends, the spacer comprising a resilient element and a ring element encircling at least a portion of the resilient element, wherein the ring element is configured to be engaged by a second bone securing member.
    Type: Grant
    Filed: February 13, 2007
    Date of Patent: March 17, 2015
    Assignee: DePuy Synthes Products, LLC
    Inventors: Tae-ahn Jahng, Jason Yim, Brian Scott Bowman
  • Patent number: 8968366
    Abstract: A flexible connection unit for spinal stabilization, including: a first end portion having a first longitudinal channel and configured to be coupled to a first securing member secured to a patient's spine; a second end portion having a second longitudinal channel and configured to be coupled to a second securing member secured to the patient's spine; and a flexible wire extending through at least a portion of the first and second longitudinal channels and flexibly linking the first and second end portions.
    Type: Grant
    Filed: January 4, 2007
    Date of Patent: March 3, 2015
    Assignee: DePuy Synthes Products, LLC
    Inventor: Tae-Ahn Jahng
  • Patent number: 8623057
    Abstract: A flexible connection unit for use in a spinal fixation device that includes: a longitudinal member having first and second ends and a flexible member interposed between the first and second ends, at least one of the first end and second end configured to be engaged by a first bone securing member; and at least one spacer located between the first and second ends, the spacer comprising a resilient element and a ring element encircling at least a portion of the resilient element, wherein the ring element is configured to be engaged by a second bone securing member.
    Type: Grant
    Filed: June 17, 2011
    Date of Patent: January 7, 2014
    Assignee: DePuy Synthes Products, LLC
    Inventors: Tae-Ahn Jahng, Jason Yim, Brian Scott Bowman
  • Publication number: 20120209330
    Abstract: A flexible connection unit for use in a spinal fixation device, including: a longitudinal member having first end portion, a second end portion and a flexible member interposed between the first end portion and the second end portion, at least one of the first end portion and the second end portion configured to be coupled to a first bone securing member; and a spacer located between the first and second end portions, wherein at least a portion of the flexible member passes through an axial channel of the spacer and wherein the spacer comprises a resilient element configured to be coupled to a second bone securing member.
    Type: Application
    Filed: April 19, 2012
    Publication date: August 16, 2012
    Inventors: Tae-Ahn Jahng, Jason Yim, Brian Scott Bowman
  • Publication number: 20110301643
    Abstract: A flexible connection unit for use in a spinal fixation device that includes: a longitudinal member having first and second ends and a flexible member interposed between the first and second ends, at least one of the first end and second end configured to be engaged by a first bone securing member; and at least one spacer located between the first and second ends, the spacer comprising a resilient element and a ring element encircling at least a portion of the resilient element, wherein the ring element is configured to be engaged by a second bone securing member.
    Type: Application
    Filed: June 17, 2011
    Publication date: December 8, 2011
    Inventor: Tae-ahn Jahng
  • Patent number: 7993370
    Abstract: A flexible connection unit for use in a spinal stabilization device, comprising a longitudinal member having first and second end portions and a flexible portion located between the end portions, wherein the flexible portion comprises at least one spacer and a flexible member located in a longitudinal axial channel of the at least one spacer, wherein the flexible member comprises a biocompatible metal material and the end portions maintain the at least one spacer in a substantially fixed longitudinal axial position with respect to the flexible member.
    Type: Grant
    Filed: March 2, 2005
    Date of Patent: August 9, 2011
    Assignee: N Spine, Inc.
    Inventor: Tae-ahn Jahng
  • Patent number: 7988710
    Abstract: A flexible connection unit for use in a spinal fixation device, including: a first end portion and a second end portion, at least one of the first end and second end configured to be engagable by a section of a first bone securing member; a flexible member located between the first and second ends, the flexible member permitting motion of the first end relative to the second end; and a transition area located between the first end and the flexible member, the transition area tapering in diameter from a first section of the transition area proximate to the first end toward a second section of the transition area proximate to the flexible member.
    Type: Grant
    Filed: February 13, 2007
    Date of Patent: August 2, 2011
    Assignee: N Spine, Inc.
    Inventors: Tae-ahn Jahng, Jason Yim, Brian Scott Bowman
  • Publication number: 20110106167
    Abstract: An adjustable spinal stabilization system having a flexible connection unit for non-rigid stabilization of the spinal column. In one embodiment, the spinal stabilization system includes a flexible connection unit having a tether running through a hollow portion of the flexible connection unit, wherein the tether limits bending of the flexible connection unit. In a further embodiment the tether is pre-tensioned. In a further embodiment, the tension upon or compression of the tether is adjustable.
    Type: Application
    Filed: October 18, 2010
    Publication date: May 5, 2011
    Inventors: Tae-ahn JAHNG, Jason Yim, Brian S. Bowman
  • Patent number: 7815665
    Abstract: An adjustable spinal stabilization system having a flexible connection unit for non-rigid stabilization of the spinal column. In one embodiment, the spinal stabilization system includes a flexible connection unit having a tether running through a hollow portion of the flexible connection unit, wherein the tether limits bending of the flexible connection unit. In a further embodiment the tether is pre-tensioned. In a further embodiment, the tension upon or compression of the tether is adjustable.
    Type: Grant
    Filed: December 27, 2004
    Date of Patent: October 19, 2010
    Assignee: N Spine, Inc.
    Inventors: Tae-ahn Jahng, Jason Yim, Brian Scott Bowman
  • Patent number: 7763052
    Abstract: A flexible spinal fixation device having a flexible metallic connection unit for non-rigid stabilization of the spinal column. In one embodiment, the fixation device includes at least two securing members configured to be inserted into respective adjacent spinal pedicles, each securing member each including a coupling assembly. The fixation device further includes a flexible metal connection unit configured to be received and secured within the coupling assemblies of each securing member so as to flexibly stabilize the affected area of the spine.
    Type: Grant
    Filed: March 10, 2004
    Date of Patent: July 27, 2010
    Assignee: N Spine, Inc.
    Inventor: Tae-ahn Jahng
  • Publication number: 20080234746
    Abstract: A flexible connection unit for use in a spinal fixation device, including: a first end portion and a second end portion, at least one of the first end and second end configured to be engagable by a section of a first bone securing member; a flexible member located between the first and second ends, the flexible member permitting motion of the first end relative to the second end; and a transition area located between the first end and the flexible member, the transition area tapering in diameter from a first section of the transition area proximate to the first end toward a second section of the transition area proximate to the flexible member.
    Type: Application
    Filed: February 13, 2007
    Publication date: September 25, 2008
    Applicant: N SPINE, INC.
    Inventors: Tae-ahn Jahng, Jason Yim, Brian Scott Bowman
  • Patent number: 7326210
    Abstract: A flexible connection unit for use in a spinal fixation device, includes: a longitudinal member having first and second ends; at least one spacer located between the first and second ends, wherein the at least one spacer comprises a first portion made from a first material and a second portion made from a second material; and at least one flexible member located in a longitudinal axial channel of the at least one spacer, wherein the first and second ends substantially limit motion of the at least one spacer in the longitudinal axial direction with respect to the at least one flexible member.
    Type: Grant
    Filed: March 3, 2005
    Date of Patent: February 5, 2008
    Assignee: N Spine, Inc
    Inventors: Tae-ahn Jahng, Jason Yim, Brian Bowman
  • Publication number: 20070276380
    Abstract: A flexible connection unit for use in a spinal fixation device that includes: a longitudinal member having first and second ends and a flexible member interposed between the first and second ends, at least one of the first end and second end configured to be engaged by a first bone securing member; and at least one spacer located between the first and second ends, the spacer comprising a resilient element and a ring element encircling at least a portion of the resilient element, wherein the ring element is configured to be engaged by a second bone securing member.
    Type: Application
    Filed: February 13, 2007
    Publication date: November 29, 2007
    Inventors: Tae-ahn Jahng, Jason Yim, Brian Bowman
  • Publication number: 20070225710
    Abstract: A flexible connection unit for use in a spinal fixation device, including: a longitudinal member having first end portion, a second end portion and a flexible member interposed between the first end portion and the second end portion, at least one of the first end portion and the second end portion configured to be coupled to a first bone securing member; and a spacer located between the first and second end portions, wherein at least a portion of the flexible member passes through an axial channel of the spacer and wherein the spacer comprises a resilient element configured to be coupled to a second bone securing member.
    Type: Application
    Filed: February 13, 2007
    Publication date: September 27, 2007
    Inventors: Tae-ahn Jahng, Jason Yim, Brian Bowman
  • Publication number: 20070123871
    Abstract: A flexible connection unit for spinal stabilization, including: a first end portion having a first longitudinal channel and configured to be coupled to a first securing member secured to a patient's spine; a second end portion having a second longitudinal channel and configured to be coupled to a second securing member secured to the patient's spine; and a flexible wire extending through at least a portion of the first and second longitudinal channels and flexibly linking the first and second end portions.
    Type: Application
    Filed: January 4, 2007
    Publication date: May 31, 2007
    Inventor: Tae-Ahn Jahng
  • Publication number: 20070055247
    Abstract: A method and system for marking and guiding the insertion of securing members (e.g., pedicle screws) of a spinal fixation device.
    Type: Application
    Filed: November 10, 2006
    Publication date: March 8, 2007
    Applicant: N Spine, Inc.
    Inventor: Tae-Ahn Jahng
  • Patent number: 7137985
    Abstract: A method and system for marking and guiding the insertion of securing members (e.g., pedicle screws) of a spinal fixation device.
    Type: Grant
    Filed: December 5, 2003
    Date of Patent: November 21, 2006
    Assignee: N Spine, Inc.
    Inventor: Tae-ahn Jahng
  • Publication number: 20060195093
    Abstract: A flexible spinal fixation device having a flexible connection unit for non-rigid stabilization of the spinal column. In one embodiment, the fixation device includes at least two securing members configured to be inserted into respective adjacent spinal pedicles, each securing member each including a coupling assembly. The fixation device further includes a flexible connection unit configured to be received and secured within the coupling assemblies of each securing member so as to flexibly stabilize the affected area of the spine.
    Type: Application
    Filed: November 22, 2005
    Publication date: August 31, 2006
    Inventor: Tae-ahn Jahng
  • Publication number: 20050203514
    Abstract: An adjustable spinal stabilization system having a flexible connection unit for non-rigid stabilization of the spinal column. In one embodiment, the spinal stabilization system includes a flexible connection unit having a tether running through a hollow portion of the flexible connection unit, wherein the tether limits bending of the flexible connection unit. In a further embodiment the tether is pre-tensioned. In a further embodiment, the tension upon or compression of the tether is adjustable.
    Type: Application
    Filed: December 27, 2004
    Publication date: September 15, 2005
    Inventors: Tae-ahn Jahng, Jason Yim, Brian Bowman
  • Publication number: 20050203513
    Abstract: A connection unit for use in a spinal stabilization device, in one embodiment, includes a longitudinal member having first and second ends, and a flexible section disposed between the first and second ends, the flexible section having at least one groove formed therein, wherein the flexible section is characterized by a cross-sectional profile that is different from that of the first and second ends.
    Type: Application
    Filed: December 10, 2004
    Publication date: September 15, 2005
    Inventors: Tae-ahn Jahng, Jason Yim, Brian Bowman