Patents by Inventor Lucas S. Gordon

Lucas S. Gordon 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).

  • Publication number: 20210204920
    Abstract: A medical device comprises an elongate sheath comprising a distal portion and a proximal portion and defining a first lumen. The medical device further comprises an elongate instrument slidably disposed at least partially within the first lumen. The elongate instrument comprises a rigid distal section defining a second lumen. The medical device further comprises a first extension member coupled to a proximal end of the elongate instrument and a second extension member coupled to a proximal end of the elongate sheath. The second extension member is configured to at least partially receive the elongate instrument. The medical device further comprises a holding mechanism coupled to the second extension member. The holding mechanism includes a protrusion configured to maintain the elongate instrument in a rotationally fixed position relative to the distal portion of the elongate sheath.
    Type: Application
    Filed: November 12, 2020
    Publication date: July 8, 2021
    Inventor: Lucas S. Gordon
  • Publication number: 20200383750
    Abstract: A method for controlling fluid delivery to a catheter comprises charging a reservoir, of a known size, with a fluid to a volume at an initial fluid pressure and releasing a released fluid volume of the fluid from the reservoir to the catheter. The method also comprises measuring a vented fluid volume and determining a discharged fluid volume through the catheter based on the released fluid volume and the vented fluid volume.
    Type: Application
    Filed: November 13, 2018
    Publication date: December 10, 2020
    Inventors: Joseph A. Kemp, Federico Barbagli, Joseph R. Callol, Vincent Duindam, Lucas S. Gordon, Randall L. Schlesinger, Samuel B. Schorr, Worth B. Walters
  • Patent number: 10856855
    Abstract: A medical device comprises an elongate sheath defining a first lumen and comprising a distal portion and a flexible proximal portion. The medical device further comprises an elongate instrument slidably disposed at least partially within the first lumen. The elongate instrument comprises a flexible tubular proximal section and a rigid distal section defining a second lumen. The medical device further comprises an instrument handle coupled to a proximal end of the elongate instrument. The medical device further comprises a sheath handle coupled to a proximal end of the elongate sheath. The sheath handle is configured to at least partially receive the instrument handle. The medical device further comprises a holding mechanism coupled to the sheath handle. The holding mechanism is rotatable to engage the elongate instrument to maintain the rigid distal section of the elongate instrument in an extended position from the distal portion of the elongate sheath.
    Type: Grant
    Filed: December 12, 2014
    Date of Patent: December 8, 2020
    Assignee: INTUITIVE SURGICAL OPERATIONS, INC.
    Inventor: Lucas S. Gordon
  • Publication number: 20200323424
    Abstract: An imaging instrument comprises an elongate flexible shaft, a camera disposed at a distal end of the elongate flexible shaft, and a housing coupled to a proximal end of the elongate flexible shaft. The instrument also includes a light emitting diode (LED) within the housing and a heat dissipation system in thermal communication with the LED to transfer heat produced by the LED away from the housing.
    Type: Application
    Filed: October 5, 2018
    Publication date: October 15, 2020
    Inventors: Andrew J. Hazelton, Lucas S. Gordon, Candice Murray, Randall L. Schlesinger
  • Publication number: 20200253732
    Abstract: The present invention relates to a tissue shaping device adapted to be disposed in a vessel near a patient's heart to reshape the patient's heart. The device comprises a first anchor and a second anchor adapted to be deployed by a catheter to engage a vessel wall while the first anchor is adapted to resist the compression of a first part of the first anchor and resist the expansion of a second part of the first anchor in response to a compressive force on the first part.
    Type: Application
    Filed: September 17, 2019
    Publication date: August 13, 2020
    Applicant: Cardiac Dimensions Pty. Ltd.
    Inventors: Gregory D. NIEMINEN, Garrett R. BEGET, Nathan ARONSON, Lucas S. GORDON
  • Publication number: 20200222666
    Abstract: Flexible elongate device systems and methods include a flexible elongate device having a flexible body and an axial support structure. The axial support structure includes at least one groove extending along a length of the axial support structure. The flexible elongate device further includes a plurality of control elements for actuating the flexible elongate device. Each of the plurality of control elements extends through one of the at least one groove of the axial support structure. In some embodiments, the at least one groove includes a plurality of grooves spaced circumferentially around the axial support structure. In some embodiments, the flexible body includes lumens that extend through the at least one of the grooves. The control elements are disposed in the lumens. In some embodiments, the flexible body includes a main lumen that extends centrally through the flexible body. The main lumen provides a channel for a medical tool.
    Type: Application
    Filed: July 20, 2018
    Publication date: July 16, 2020
    Inventors: Jason K. Chan, Joseph R. Callol, Lucas S. Gordon, Anoop B. Kowshik, Randall L. Schlesinger, Hans F. Valencia, Worth B. Walters
  • Publication number: 20200121170
    Abstract: A medical instrument system comprises an imaging probe including a distal tip terminating at a first distal end of the imaging probe and a lens disposed at the first distal end. The imaging probe including a first sealing feature on an external surface of the imaging probe. The medical instrument also comprises an elongated medical instrument including a distal portion terminating at a second distal end and including a working channel configured to slidably receive the imaging probe. The working channel including a second sealing feature on a surface of the working channel. The first sealing feature and the second sealing feature are shaped and configured to contact one another to prevent the passage of fluid between the first and second sealing features.
    Type: Application
    Filed: December 17, 2019
    Publication date: April 23, 2020
    Inventors: Lucas S. Gordon, Randall L. Schlesinger
  • Publication number: 20200101263
    Abstract: Sizing catheters that include an inner member and an outer member. The inner member includes an elongate shaft and a plurality of radiopaque markers spaced axially from each other and secured to an outer surface of the shaft, the span of radiopaque markers defining a first portion of the inner member. The outer member that is disposed snugly around and in substantial contact with the inner member along at least the first portion of the inner member.
    Type: Application
    Filed: November 15, 2019
    Publication date: April 2, 2020
    Inventors: Evan M. KEECH, Lucas S. GORDON
  • Publication number: 20200077991
    Abstract: A medical tool comprises an elongated tubular section having a body wall including a plurality of slits and a rigid needle tip coupled to a distal end of the tubular section. The tool further includes a flexible jacket coupled with the elongated tubular section by extending into the plurality of slits to block a fluid passageway through the plurality of slits.
    Type: Application
    Filed: May 31, 2017
    Publication date: March 12, 2020
    Inventors: Lucas S. Gordon, Hans F. Valencia, Oliver J. Wagner
  • Patent number: 10542868
    Abstract: A medical instrument system comprises an imaging probe including a distal tip terminating at a first distal end of the imaging probe and a lens disposed at the first distal end. The imaging probe including a first sealing feature on an external surface of the imaging probe. The medical instrument also comprises an elongated medical instrument including a distal portion terminating at a second distal end and including a working channel configured to slidably receive the imaging probe. The working channel including a second sealing feature on a surface of the working channel. The first sealing feature and the second sealing feature are shaped and configured to contact one another to prevent the passage of fluid between the first and second sealing features.
    Type: Grant
    Filed: September 3, 2015
    Date of Patent: January 28, 2020
    Assignee: INTUITIVE SURGICAL OPERATIONS, INC.
    Inventors: Lucas S. Gordon, Randall L. Schlesinger
  • Patent number: 10512756
    Abstract: Sizing catheters that include an inner member and an outer member. The inner member includes an elongate shaft and a plurality of radiopaque markers spaced axially from each other and secured to an outer surface of the shaft, the span of radiopaque markers defining a first portion of the inner member. The outer member that is disposed snugly around and in substantial contact with the inner member along at least the first portion of the inner member.
    Type: Grant
    Filed: January 12, 2017
    Date of Patent: December 24, 2019
    Assignee: Cardiac Dimensions Pty. Ltd.
    Inventors: Evan M. Keech, Lucas S. Gordon
  • Publication number: 20180193597
    Abstract: Sizing catheters that include an inner member and an outer member. The inner member includes an elongate shaft and a plurality of radiopaque markers spaced axially from each other and secured to an outer surface of the shaft, the span of radiopaque markers defining a first portion of the inner member. The outer member that is disposed snugly around and in substantial contact with the inner member along at least the first portion of the inner member.
    Type: Application
    Filed: January 12, 2017
    Publication date: July 12, 2018
    Applicant: CARDIAC DIMENSIONS PTY. LTD.
    Inventors: Evan M. KEECH, Lucas S. GORDON
  • Publication number: 20170296038
    Abstract: A medical instrument system comprises an imaging probe including a distal tip terminating at a first distal end of the imaging probe and a lens disposed at the first distal end. The imaging probe including a first sealing feature on an external surface of the imaging probe. The medical instrument also comprises an elongated medical instrument including a distal portion terminating at a second distal end and including a working channel configured to slidably receive the imaging probe. The working channel including a second sealing feature on a surface of the working channel. The first sealing feature and the second sealing feature are shaped and configured to contact one another to prevent the passage of fluid between the first and second sealing features.
    Type: Application
    Filed: September 3, 2015
    Publication date: October 19, 2017
    Applicant: INTUITIVE SURGICAL OPERATIONS, INC.
    Inventors: Lucas S. Gordon, Randall L. Schlesinger
  • Publication number: 20160331358
    Abstract: What is described is a minimally invasive system comprising an elongate sheath and an elongate instrument slidably disposed within a lumen of the sheath. The sheath includes a flexible tube portion including a plurality of slots, a sheath element, and a rigid tube section, wherein the flexible tube portion is fixedly coupled to a distal end of the sheath element, and the rigid tube section is fixedly coupled to a distal end of the flexible tube. The lumen extends through the sheath element, the flexible tube portion, and the rigid tube section and defines a longitudinal axis of the sheath. The instrument includes a rigid distal portion adapted to slide between a retracted configuration in which the rigid distal portion is retracted within the rigid tube section and an extended configuration in which the rigid distal portion at least partially extends from the rigid tube section.
    Type: Application
    Filed: December 12, 2014
    Publication date: November 17, 2016
    Applicant: INTUITIVE SURGICAL OPERATIONS, INC.
    Inventor: Lucas S. Gordon
  • Patent number: 8250960
    Abstract: Systems and methods for cutting, or trimming, a catheter at a specified location along the length of the catheter. The catheter preferably includes a stop feature which interacts with an elongate member of the cutting system to determine the catheter is in a proper position to be cut.
    Type: Grant
    Filed: August 29, 2011
    Date of Patent: August 28, 2012
    Assignee: Cardiac Dimensions, Inc.
    Inventors: Louis R. Hayner, Evan M. Keech, Lucas S. Gordon
  • Patent number: 8182529
    Abstract: The invention is a method of delivering and deploying a tissue shaping device in a lumen within a patient, with the tissue shaping device including an anchor. In some embodiments the method includes the steps of: inserting a delivery catheter into the lumen; percutaneously delivering the device to a target site within the lumen through a delivery catheter; operating an actuator to expose an anchor; and operating the actuator to lock the anchor. In other, the method includes the steps of: inserting a delivery catheter into the lumen; moving the device from a cartridge into the delivery catheter; delivering the device to a target site within the lumen; operating an actuator to move the delivery catheter with respect to the anchor to expose the anchor; and expanding the anchor.
    Type: Grant
    Filed: September 20, 2004
    Date of Patent: May 22, 2012
    Assignee: Cardiac Dimensions, Inc.
    Inventors: Lucas S. Gordon, Mark L. Mathis, Gregory Nieminen, Leonard Kowalsky, Ryan Braxtan, Brian J. Doll
  • Publication number: 20110308367
    Abstract: Systems and methods for cutting, or trimming, a catheter at a specified location along the length of the catheter. The catheter preferably includes a stop feature which interacts with an elongate member of the cutting system to determine the catheter is in a proper position to be cut.
    Type: Application
    Filed: August 29, 2011
    Publication date: December 22, 2011
    Inventors: Louis R. Hayner, Evan M. Keech, Lucas S. Gordon
  • Patent number: 8075608
    Abstract: A system for selectively deploying a medical device includes a cartridge that is engageable with a proximal end of a delivery catheter that is routed to a desired location in a patient's body. An advancement mechanism is provided for advancing the medical device out of the cartridge and into the delivery catheter for deploying the medical device at the desired location in the patient's body.
    Type: Grant
    Filed: January 8, 2008
    Date of Patent: December 13, 2011
    Assignee: Cardiac Dimensions, Inc.
    Inventors: Lucas S. Gordon, Mark L. Mathis, Gregory Nieminen
  • Patent number: 8006594
    Abstract: Systems and methods for cutting, or trimming, a catheter at a specified location along the length of the catheter. The catheter preferably includes a stop feature comprising a difference in a physical characteristic between a first portion of the catheter and a second portion of the catheter which interacts with an elongate member of the cutting system to determine the catheter is in a proper position to be cut.
    Type: Grant
    Filed: August 11, 2008
    Date of Patent: August 30, 2011
    Assignee: Cardiac Dimensions, Inc.
    Inventors: Louis R. Hayner, Evan M. Keech, Lucas S. Gordon
  • Publication number: 20110066234
    Abstract: The invention is a tissue shaping system, including a tissue shaping device with an expandable anchor and a lock; a delivery catheter; a delivery mechanism adapted to deliver the tissue shaping device from outside a patient to a target site within a lumen within the patient via the delivery catheter; and an actuator adapted to deliver an actuation force to the lock to lock the anchor in an expanded configuration. The invention is also a system adapted to percutaneously deliver and deploy a tissue shaping device at a target site within a lumen of a patient. The system includes: a handle; a delivery mechanism supported by the handle and adapted to deliver the tissue shaping device from outside the patient to the treatment site via a delivery catheter; and an actuator supported by the handle and adapted to deliver an actuation force to lock an anchor of the tissue shaping device in an expanded configuration.
    Type: Application
    Filed: November 22, 2010
    Publication date: March 17, 2011
    Inventors: Lucas S. Gordon, Mark L. Mathis, Gregory Nieminen, Leonard Kowalsky, Ryan Braxtan, Brian J. Doll