Patents by Inventor Thoai Nguyen
Thoai Nguyen 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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Publication number: 20240057988Abstract: Disclosed is an instrument that may an interior tube and an external tube. The exterior tube may be fixed relative to an interior tube, where the interior tube may rotate or oscillate relative to the exterior tube. Further, the two tubes may be co-bent such that an angle is formed by both of the tubes.Type: ApplicationFiled: October 31, 2023Publication date: February 22, 2024Inventors: Thoai Nguyen, Phillip Berman, Louis M. Shadeck, Luis A. Brignoni, Nawaz Maditheti
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Patent number: 11819201Abstract: Disclosed is an instrument that may an interior tube and an external tube. The exterior tube may be fixed relative to an interior tube, where the interior tube may rotate or oscillate relative to the exterior tube. Further, the two tubes may be co-bent such that an angle is formed by both of the tubes.Type: GrantFiled: July 26, 2021Date of Patent: November 21, 2023Assignee: Medtronic Xomed, Inc.Inventors: Thoai Nguyen, Phillip Berman, Louis M. Shadeck, Luis A. Brignoni, Nawaz Maditheti
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Patent number: 11717316Abstract: A surgical cutting instrument including a first tubular member, a second tubular member, a sleeve member, a third tubular member, and an orientation member. The first tubular member includes a cutting tip. The second tubular member has a distal region forming a cutting window. The first tubular member is co-axially disposed within the second tubular member such that the cutting tip is selectively exposed at the cutting window. The first and second tubular members are co-axially disposed within the sleeve member. The third tubular member is co-axially disposed around an intermediate section of the first tubular member, an intermediate region of the second tubular member and the sleeve member. The orientation member is rotatable to transmit a rotational force applied to the orientation member to selectively rotate the second and third tubular members relative to the sleeve member to effectuate spatial rotation of the cutting window.Type: GrantFiled: November 30, 2020Date of Patent: August 8, 2023Assignee: MEDTRONIC XOMED, INC.Inventors: Thoai Nguyen, Phillip J. Berman
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Publication number: 20220304704Abstract: Aspects of the disclosure relate to surgical cutting systems having a surgical tool and a powered hand piece. The surgical tool can include a cutting tool having a coupling portion for selective connection to a drive pin of the hand piece. The coupling portion defines a tang that is configured to promote self-alignment of the cutting tool and the drive pin during connection of the cutting tool and the hand piece, thus promoting ease of use.Type: ApplicationFiled: June 14, 2022Publication date: September 29, 2022Applicant: Medtronic Xomed, Inc.Inventor: Thoai Nguyen
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Publication number: 20210346003Abstract: Disclosed is an instrument that may an interior tube and an external tube. The exterior tube may be fixed relative to an interior tube, where the interior tube may rotate or oscillate relative to the exterior tube. Further, the two tubes may be co-bent such that an angle is formed by both of the tubes.Type: ApplicationFiled: July 26, 2021Publication date: November 11, 2021Inventors: Thoai NGUYEN, Phillip BERMAN, Louis M. SHADECK, Luis A. BRIGNONI, Nawaz MADITHETI
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Patent number: 11071532Abstract: Disclosed is an instrument that may an interior tube and an external tube. The exterior tube may be fixed relative to an interior tube, where the interior tube may rotate or oscillate relative to the exterior tube. Further, the two tubes may be co-bent such that an angle is formed by both of the tubes.Type: GrantFiled: December 27, 2018Date of Patent: July 27, 2021Assignee: Medtronic Xomed, Inc.Inventors: Thoai Nguyen, Phillip Berman, Louis M. Shadeck, Luis A. Brignoni, Nawaz Maditheti
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Publication number: 20210212714Abstract: Disclosed is a system to power a tool. The tool may be powered in a selected manner that may have irrigation and/or coolant provided therewith. The irrigation and cooling fluid may be provided at substantially at a working end and/or distal end of the instrument assembly.Type: ApplicationFiled: January 13, 2020Publication date: July 15, 2021Inventor: Thoai Nguyen
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Publication number: 20210093350Abstract: A surgical cutting instrument including a first tubular member, a second tubular member, a sleeve member, a third tubular member, and an orientation member. The first tubular member includes a cutting tip. The second tubular member has a distal region forming a cutting window. The first tubular member is co-axially disposed within the second tubular member such that the cutting tip is selectively exposed at the cutting window. The first and second tubular members are co-axially disposed within the sleeve member. The third tubular member is co-axially disposed around an intermediate section of the first tubular member, an intermediate region of the second tubular member and the sleeve member. The orientation member is rotatable to transmit a rotational force applied to the orientation member to selectively rotate the second and third tubular members relative to the sleeve member to effectuate spatial rotation of the cutting window.Type: ApplicationFiled: November 30, 2020Publication date: April 1, 2021Applicant: MEDTRONIC XOMED, INC.Inventors: Thoai Nguyen, Phillip J. Berman
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Patent number: 10881427Abstract: A surgical cutting instrument including a first tubular member, a second tubular member, a sleeve member, a third tubular member, and an orientation member. The first tubular member includes a cutting tip. The second tubular member has a distal region forming a cutting window. The first tubular member is co-axially disposed within the second tubular member such that the cutting tip is selectively exposed at the cutting window. The first and second tubular members are co-axially disposed within the sleeve member. The third tubular member is co-axially disposed around an intermediate section of the first tubular member, an intermediate region of the second tubular member and the sleeve member. The orientation member is rotatable to transmit a rotational force applied to the orientation member to selectively rotate the second and third tubular members relative to the sleeve member to effectuate spatial rotation of the cutting window.Type: GrantFiled: April 20, 2018Date of Patent: January 5, 2021Assignee: Medtronic Xomed, Inc.Inventors: Thoai Nguyen, Phillip J. Berman
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Publication number: 20200375612Abstract: Aspects of the disclosure relate to surgical cutting systems having a surgical tool and a powered hand piece. The surgical tool can include a cutting tool having a coupling portion for selective connection to a drive pin of the hand piece. The coupling portion defines a tang that is configured to promote self-alignment of the cutting tool and the drive pin during connection of the cutting tool and the hand piece, thus promoting ease of use.Type: ApplicationFiled: August 21, 2020Publication date: December 3, 2020Applicant: Medtronic Xomed, Inc.Inventor: Thoai Nguyen
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Patent number: 10849634Abstract: Aspects of the disclosure relate to surgical cutting systems having a surgical tool and a powered hand piece. The surgical tool can include a cutting tool having a coupling portion for selective connection to a drive pin of the hand piece. The coupling portion defines a tang that is configured to promote self-alignment of the cutting tool and the drive pin during connection of the cutting tool and the hand piece, thus promoting ease of use.Type: GrantFiled: June 20, 2018Date of Patent: December 1, 2020Assignee: Medtronic Xomed, Inc.Inventor: Thoai Nguyen
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Publication number: 20190388115Abstract: Aspects of the disclosure relate to surgical cutting systems having a surgical tool and a powered hand piece. The surgical tool can include a cutting tool having a coupling portion for selective connection to a drive pin of the hand piece. The coupling portion defines a tang that is configured to promote self-alignment of the cutting tool and the drive pin during connection of the cutting tool and the hand piece, thus promoting ease of use.Type: ApplicationFiled: June 20, 2018Publication date: December 26, 2019Applicant: Medtronic Xomed, Inc.Inventor: Thoai Nguyen
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Publication number: 20190254695Abstract: A cutting device for use with a powered surgical tool includes an outer blade and an inner blade. The outer blade includes a tubular body having side walls, a planar distal end extending at an angle to the side walls, and a cutting window formed in the distal end and the side walls. The inner blade has a distal portion. The distal portion includes a cutting tip having side and end cutting surfaces. The inner blade is co-axially disposed within the outer blade with the cutting tip rotatably exposed at the cutting window. The cutting tip directly contacts the distal end portion of the outer blade.Type: ApplicationFiled: May 2, 2019Publication date: August 22, 2019Applicant: Medtronic Xomed, Inc.Inventors: Thoai Nguyen, Phillip J. Berman
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Publication number: 20190175162Abstract: The exterior tube may be fixed relative to an interior tube, where the interior tube may rotate or oscillate relative to the exterior tube. Further, the two tubes may be co-bent such that an angle is formed by both of the tubes.Type: ApplicationFiled: December 27, 2018Publication date: June 13, 2019Inventors: Thoai Nguyen, Phillip Berman, Louis M. Shadeck, Luis A. Brignoni, Nawaz Maditheti
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Publication number: 20190133632Abstract: An inner member rotatable in an angled outer tubular member of a rotary surgical cutting instrument includes first and second tubular members. The first tubular member includes a rigid proximal portion, a rigid distal portion, and a flexible intermediate portion. The proximal and distal portions are comprised of a first material and the intermediate portion is comprised of a second material. The second tubular member is coaxially disposed around the first tubular member along the intermediate portion. The second tubular member includes a proximal section, a distal section, and a central section. The central section is flexible and the proximal and distal sections are rigid. The second tubular member is comprised of a single material. The proximal section is fixedly coupled to the proximal portion and the distal section is fixedly coupled to the distal portion.Type: ApplicationFiled: January 3, 2019Publication date: May 9, 2019Applicant: MEDTRONIC XOMED, INC.Inventor: Thoai Nguyen
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Patent number: 10206706Abstract: An inner member rotatable in an angled outer tubular member of a rotary surgical cutting instrument includes first and second tubular members. The first tubular member includes rigid proximal and distal portions comprised of a first material and a flexible intermediate portion comprised of a second material. The proximal portion includes a hub. The distal portion terminates at a distal end configured to couple with a cutting tip. The intermediate portion extends between and is fixedly coupled to the proximal and distal portions.Type: GrantFiled: May 29, 2015Date of Patent: February 19, 2019Assignee: Medtronic Xomed, Inc.Inventor: Thoai Nguyen
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Patent number: 10166013Abstract: Disclosed is an instrument that may an interior tube and an external tube. The exterior tube may be fixed relative to an interior tube, where the interior tube may rotate or oscillate relative to the exterior tube. Further, the two tubes may be co-bent such that an angle is formed by both of the tubes.Type: GrantFiled: October 30, 2015Date of Patent: January 1, 2019Assignee: Medtronic Xomed, Inc.Inventors: Thoai Nguyen, Phillip Berman, Louis M. Shadeck, Luis A. Brignoni, Nawaz Maditheti
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Publication number: 20180235655Abstract: A surgical cutting instrument including a first tubular member, a second tubular member, a sleeve member, a third tubular member, and an orientation member. The first tubular member includes a cutting tip. The second tubular member has a distal region forming a cutting window. The first tubular member is co-axially disposed within the second tubular member such that the cutting tip is selectively exposed at the cutting window. The first and second tubular members are co-axially disposed within the sleeve member. The third tubular member is co-axially disposed around an intermediate section of the first tubular member, an intermediate region of the second tubular member and the sleeve member. The orientation member is rotatable to transmit a rotational force applied to the orientation member to selectively rotate the second and third tubular members relative to the sleeve member to effectuate spatial rotation of the cutting window.Type: ApplicationFiled: April 20, 2018Publication date: August 23, 2018Applicant: MEDTRONIC-XOMED, INC.Inventors: Thoai Nguyen, Phillip J. Berman
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Patent number: 10022144Abstract: A surgical cutting instrument including a first tubular member, a second tubular member, a sleeve member, a third tubular member, and an orientation member. A distal section of the first tubular member includes a cutting tip. The distal region of the second tubular member forms a cutting window. The first elongated member is co-axially disposed within the second tubular member such that the cutting tip is selectively exposed at the cutting window. The first and second tubular members are co-axially disposed within the sleeve member. The third tubular member is co-axially disposed around the intermediate section of the first tubular member, the intermediate region of the second tubular member and the sleeve member. The orientation member is rotatable to transmit a rotational force applied to the orientation member to selectively rotate the second and third tubular members relative to the sleeve to effectuate spatial rotation of the cutting window.Type: GrantFiled: April 17, 2015Date of Patent: July 17, 2018Assignee: Medtronic Xomed, Inc.Inventors: Thoai Nguyen, Phillip J. Berman
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Patent number: 9737322Abstract: A surgical method of removing tissue of a patient includes grasping a surgical cutting instrument. The instrument includes an outer blade including a tubular body, an end cap, and a cutting window defined by an edge on at least the end cap, and an inner blade including a cutting tip, the inner blade co-axially disposed within the outer blade, the cutting tip including a cutting edge extending toward the end cap of the outer blade, wherein the cutting tip is rotatably exposed at the cutting window. The method further includes positioning the cutting window and cutting tip to a target site, supplying fluid through an irrigation pathway to the cutting window and the target site, rotating the cutting tip of the inner blade to selectively cut the tissue, and aspirating fluid and cut tissue.Type: GrantFiled: September 8, 2014Date of Patent: August 22, 2017Assignee: Medtronic Xomed, Inc.Inventors: Dana A. Oliver, Phillip J. Berman, Thoai Nguyen, Louis M. Shadeck