Patents by Inventor Richard H. Rothman
Richard H. Rothman 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).
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Patent number: 8057522Abstract: A skeletal fixation apparatus includes: a plate having first and second spaced apart surfaces and a plurality of apertures extending through the surfaces of the plate, each aperture for receiving a respective fixation element for coupling the plate to one or more bones of a patient; and at least one retention element having an elongate member coupled to the plate at first and second ends thereof, wherein the first end of the elongate member is fixed in position and the second end of the elongate member is operable to rotate about the first end such that: (i) at least a portion of the elongate member overlies at least a portion of a first of the apertures when the second end is in at least one first rotational position to retain a first fixation element in the first aperture, and (ii) the elongate member does not substantially overlie the first aperture when the second end is in at least one second rotational position to permit the first fixation element to enter or exit the first aperture.Type: GrantFiled: March 4, 2009Date of Patent: November 15, 2011Assignee: Altus Partners, LLCInventors: Richard H. Rothman, Rafail Zubok, Mikhail Kvitnitsky
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Patent number: 8016886Abstract: An intervertebral stabilizer includes: a first member operable to engage an endplate of a vertebral bone of a spine, the first member having top and bottom surfaces defining a thickness therebetween; a second member spaced apart from the first member and operable to engage an endplate of an adjacent vertebral bone of the spine; a connecting element located substantially between and connecting the first and second members; and the first member having at least one slot extending through a portion thereof through its entire thickness and top and bottom surfaces, creating first and second portions of the first member, wherein the slot imparts compressibility and/or expandability to the intervertebral disc replacement device.Type: GrantFiled: July 18, 2006Date of Patent: September 13, 2011Assignee: Altus Partners, LLCInventors: Todd James Albert, Richard H. Rothman, Leon Roitburg, Rafail Zubok, Mikhail Kvitnitsky
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Patent number: 7753957Abstract: An intervertebral stabilizer includes: a first plate member operable to engage an endplate of a first vertebral bone of a spine; a second plate member spaced apart from the first plate member and operable to engage an endplate of an adjacent second vertebral bone of the spine; a ball element depending from the first plate member; and a socket element depending from the second plate member, wherein at least one of the ball and socket elements include one or more keyed surfaces such that: (i) an assembly function is obtained in which the ball element may at least one of be received into, and removed from, the socket element in one or more first articulation positions of the first and second plate members; and (ii) a capture function is obtained in which the ball element may at least one of not be received into, and not be removed from, the socket element in one or more second articulation positions of the first and second plate members.Type: GrantFiled: March 16, 2006Date of Patent: July 13, 2010Assignee: Accelerated Innovation, LLCInventors: Todd James Albert, Richard H. Rothman, Leon Roitburg, Mikhail Kvitnitsky
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Patent number: 7585324Abstract: A cervical intervertebral stabilizer for a cervical region of a spine includes: a first surface operable to engage an endplate of a first vertebral bone of a spine; a second surface spaced apart from the first surface and operable to engage an endplate of an adjacent second vertebral bone of the spine; a spring element including at least one of: (i) a helical wound spring; and (ii) a hollow body having at least one slit forming a plurality of annular circumferential helical coils, the spring element being disposed between the first and second surfaces and being operable to provide reactive force in response to compression loads from the first and second vertebral bones, wherein at least some diameters of respective turns of the helical coils differ.Type: GrantFiled: July 7, 2005Date of Patent: September 8, 2009Assignee: Cervical Xpand, LLCInventors: Todd James Albert, Richard H. Rothman, Rafail Zubok, Mikhail Kvitnitsky
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Patent number: 7582114Abstract: An intervertebral stabilizer includes: a first surface operable to engage an endplate of a first vertebral bone of a spine; a second surface spaced apart from the first surface and operable to engage an endplate of an adjacent second vertebral bone of the spine; a spring element between the first and second surfaces and operable to provide reactive force in response to compression loads from the first and second vertebral bones, wherein a cross-sectional profile taken through the surfaces is hourglass shaped.Type: GrantFiled: July 7, 2005Date of Patent: September 1, 2009Assignee: Cervical Xpand, LLCInventors: Todd James Albert, Richard H. Rothman, Rafail Zubok, Mikhail Kvitnitsky
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Patent number: 7578847Abstract: A posterior intervertebral stabilizer includes: a first stabilizing element having: (i) a first surface operable to engage an endplate of a first vertebral bone of a spine, and (ii) a second surface spaced apart from the first surface and operable to engage an endplate of an adjacent second vertebral bone of the spine; a second stabilizing element having: (i) a first surface operable to engage an endplate of the first vertebral bone of the spine, and (ii) a second surface spaced apart from the first surface and operable to engage an endplate of the adjacent second vertebral bone of the spine; and respective spring elements, each including helical coils, disposed between the respective first and second surfaces of the first and second stabilizing elements, each operable to provide a reactive force in response to compression loads from the first and second vertebral bones, wherein at least some diameters of respective turns of the respective helical coils differ.Type: GrantFiled: July 7, 2005Date of Patent: August 25, 2009Assignee: Cervical Xpand, LLCInventors: Todd James Albert, Richard H. Rothman, Rafail Zubok, Mikhail Kvitnitsky
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Patent number: 7578848Abstract: An intervertebral stabilizer includes: a first surface operable to engage an endplate of a first vertebral bone of a spine; a second surface spaced apart from the first surface and operable to engage an endplate of an adjacent second vertebral bone of the spine; a spring element between the first and second surfaces and operable to provide reactive force in response to compression loads from the first and second vertebral bones, wherein a cross-sectional profile taken through the surfaces is hourglass shaped.Type: GrantFiled: July 7, 2005Date of Patent: August 25, 2009Assignee: Cervical Xpand, LLCInventors: Todd James Albert, Richard H. Rothman, Rafail Zubok, Mikhail Kvitnitsky
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Patent number: 7575598Abstract: A lumbar intervertebral stabilizer for a lumbar region of a spine includes: a first surface operable to engage an endplate of a first vertebral bone of a spine; a second surface spaced apart from the first surface and operable to engage an endplate of an adjacent second vertebral bone of the spine; a spring element including at least one of: (i) a helical wound spring; and (ii) a hollow body having at least one slit forming a plurality of annular circumferential helical coils, the spring element being disposed between the first and second surfaces and being operable to provide reactive force in response to compression loads from the first and second vertebral bones, wherein at least some diameters of respective turns of the helical coils differ.Type: GrantFiled: July 7, 2005Date of Patent: August 18, 2009Assignee: Cervical Xpand, LLCInventors: Todd James Albert, Richard H. Rothman, Rafail Zubok, Mikhail Kvitnitsky
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Patent number: 7556639Abstract: A stabilization element for implantation in a patient includes: a spring element including a plurality of helical coils terminating at first and second ends; and at least one sleeve including at least one bore sized and shaped to slide or thread onto the helical coils of the spring element, the at least one sleeve being operable to engage a tulip of a bone anchor.Type: GrantFiled: January 4, 2006Date of Patent: July 7, 2009Assignee: Accelerated Innovation, LLCInventors: Richard H. Rothman, Rafail Zubok, Mikhail Kvitnitsky
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Publication number: 20090171397Abstract: A skeletal fixation apparatus includes: a plate having first and second spaced apart surfaces and a plurality of apertures extending through the surfaces of the plate, each aperture for receiving a respective fixation element for coupling the plate to one or more bones of a patient; and at least one retention element having an elongate member coupled to the plate at first and second ends thereof, wherein the first end of the elongate member is fixed in position and the second end of the elongate member is operable to rotate about the first end such that: (i) at least a portion of the elongate member overlies at least a portion of a first of the apertures when the second end is in at least one first rotational position to retain a first fixation element in the first aperture, and (ii) the elongate member does not substantially overlie the first aperture when the second end is in at least one second rotational position to permit the first fixation element to enter or exit the first aperture.Type: ApplicationFiled: March 4, 2009Publication date: July 2, 2009Applicant: Accelerated Innovation, LLCInventors: Richard H. Rothman, Rafail Zubok, Mikhail Kvitnitsky
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Publication number: 20080065211Abstract: An intervertebral stabilizer includes: a first member operable to engage an endplate of a vertebral bone of a spine, the first member having top and bottom surfaces defining a thickness therebetween; a second member spaced apart from the first member and operable to engage an endplate of an adjacent vertebral bone of the spine; a connecting element located substantially between and connecting the first and second members; and the first member having at least one slot extending through a portion thereof through its entire thickness and top and bottom surfaces, creating first and second portions of the first member, wherein the slot imparts compressibility and/or expandability to the intervertebral disc replacement device.Type: ApplicationFiled: July 18, 2006Publication date: March 13, 2008Applicant: Accin CorporationInventors: Todd James Albert, Richard H. Rothman, Leon Roitburg, Rafail Zubok, Mikhail Kvitnitsky
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Publication number: 20060200239Abstract: A posterior intervertebral stabilizer includes: a first stabilizing element having: (i) a first surface operable to engage an endplate of a first vertebral bone of a spine, and (ii) a second surface spaced apart from the first surface and operable to engage an endplate of an adjacent second vertebral bone of the spine; a second stabilizing element having: (i) a first surface operable to engage an endplate of the first vertebral bone of the spine, and (ii) a second surface spaced apart from the first surface and operable to engage an endplate of the adjacent second vertebral bone of the spine; and respective spring elements, each including helical coils, disposed between the respective first and second surfaces of the first and second stabilizing elements, each operable to provide a reactive force in response to compression loads from the first and second vertebral bones, wherein at least some diameters of respective turns of the respective helical coils differ.Type: ApplicationFiled: July 7, 2005Publication date: September 7, 2006Inventors: Richard H. Rothman, Rafail Zubok, Mikhail Kvitnitsky