Patents by Inventor Alexander J. Siegel

Alexander J. Siegel 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: 20190060059
    Abstract: An exemplary valve repair device for repairing a native valve of a patient includes a coaption element, a pair of paddles, and barb portions. The barb portions extend directly from at least one of the coaption element and the pair of paddles.
    Type: Application
    Filed: October 25, 2018
    Publication date: February 28, 2019
    Inventors: Sergio Delgado, Eric Robert Dixon, David M. Taylor, Asher L. Metchik, Matthew T. Winston, Grant Matthew Stearns, Sam Sok, Devin H. Marr, Tam Van Nguyen, Sirous Darabian, Gregory Scott Tyler, II, Lauren R. Freschauf, Alexander J. Siegel
  • Publication number: 20190029818
    Abstract: The present disclosure pertains to new methods of making an introducer sheath with an inner liner for percutaneous insertion of a medical device into a patient. The present disclosure also discloses embodiments of catheter-based prosthetic heart valves, including, prosthetic heart valves having sealing members configured to seal the interface between the prosthetic valve and the surrounding tissue of the native annulus in which the prosthetic valve is implanted.
    Type: Application
    Filed: October 2, 2018
    Publication date: January 31, 2019
    Inventors: Alexander J. Siegel, George Bakis
  • Publication number: 20190029813
    Abstract: An exemplary valve repair device for repairing a native valve of a patient has a cap, and a paddle. The paddle has an inner paddle portion and an outer paddle portion. The inner paddle portion and the outer paddle portion are formed from a continuous strip of metal fabric. The outer paddle portion is connected to the cap. The cap is moveable away from the inner paddle portion to open the paddle.
    Type: Application
    Filed: October 3, 2018
    Publication date: January 31, 2019
    Inventors: Sergio Delgado, Eric Robert Dixon, David M. Taylor, Asher L. Metchik, Matthew T. Winston, Grant Matthew Stearns, Sam Sok, Devin H. Marr, Tam Van Nguyen, Sirous Darabian, Gregory Scott Tyler, II, Lauren R. Freschauf, Alexander J. Siegel
  • Publication number: 20190029810
    Abstract: An exemplary valve repair device for repairing a native valve of a patient has a pair of paddles, a pair of gripping members, and at least one latch member. The paddles are movable between an open position and a closed position. The paddles and/or the gripping members are configured to attach to the native valve of the patient. When the paddles are in the closed position, the latch members latch the paddles in the closed position.
    Type: Application
    Filed: October 2, 2018
    Publication date: January 31, 2019
    Inventors: Sergio Delgado, Eric Robert Dixon, David M. Taylor, Asher L. Metchik, Matthew T. Winston, Grant Matthew Stearns, Sam Sok, Devin H. Marr, Tam Van Nguyen, Sirous Darabian, Gregory Scott Tyler, II, Lauren R. Freschauf, Alexander J. Siegel
  • Publication number: 20190021851
    Abstract: An exemplary valve repair device for repairing a native valve of a patient has a paddle frame, and inner and outer paddle portions formed from a strip of metal fabric. The paddle frame has a round three-dimensional shape. The strip of metal fabric is attached to a closed attachment portion of the paddle frame.
    Type: Application
    Filed: September 21, 2018
    Publication date: January 24, 2019
    Inventors: Sergio Delgado, Eric Robert Dixon, David M. Taylor, Asher L. Metchik, Matthew T. Winston, Grant Matthew Stearns, Sam Sok, Devin H. Marr, Tam Van Nguyen, Sirous Darabian, Gregory Scott Tyler, II, Lauren R. Freschauf, Alexander J. Siegel
  • Publication number: 20190021852
    Abstract: An exemplary valve repair device for repairing a native valve of a patient includes a coaption element, a collar, a pair of paddles, a cap, and a shaft. The coaption element has a first end portion and a second end portion. The collar is connected to the first end portion of the coaption element. The pair of paddles each include an inner paddle portion and an outer paddle portion that are movable between an open position, a closed position, and a bailout position. The cap is connected to the pair of paddles. The shaft extends through the collar and the coaption element and is connected to the cap. Movement of the cap by the shaft causes the inner paddle portions and the outer paddle portions of the pair of paddles to move between the open position, the closed position, and the bailout position. When the paddles are in the bailout position, a bailout angle between each inner paddle portion and the shaft is greater than or equal to 120 degrees.
    Type: Application
    Filed: September 27, 2018
    Publication date: January 24, 2019
    Inventors: Sergio Delgado, Eric Robert Dixon, David M. Taylor, Asher L. Metchik, Matthew T. Winston, Grant Matthew Stearns, Sam Sok, Devin H. Marr, Tam Van Nguyen, Sirous Darabian, Gregory Scott Tyler, II, Lauren R. Freschauf, Alexander J. Siegel
  • Publication number: 20190015200
    Abstract: An exemplary valve repair system for repairing a native valve of a patient during a non-open-heart procedure includes a delivery device and a valve repair device. The delivery device includes a catheter, an actuation shaft, and a coupler. The valve repair device is configured to be delivered through the catheter. The valve repair device is configured to attach to a native valve of a patient. The valve repair device includes a coaption element having a first end portion and a second end portion, a proximal collar attached to the first end portion of the coaption element, first and second paddles connected to the coaption element, and a distal collar connected to the first and second paddles. The coupler is releasably connected to the proximal collar. The actuation shaft extends through the coupler, the proximal collar, and the coaption element. The actuation shaft is releasably connected to the distal collar.
    Type: Application
    Filed: September 18, 2018
    Publication date: January 17, 2019
    Inventors: Sergio Delgado, Eric Robert Dixon, David M. Taylor, Asher L. Metchik, Matthew T. Winston, Grant Matthew Stearns, Sam Sok, Devin H. Marr, Tam Van Nguyen, Sirous Darabian, Gregory Scott Tyler, II, Lauren R. Freschauf, Alexander J. Siegel
  • Publication number: 20190015199
    Abstract: An exemplary valve repair device for repairing a native valve of a patient includes a pair of paddles, a coaption element, and a covering. The coaption element has a first end portion and a second end portion. The coaption element is connected to the pair of paddles. The covering is disposed over the caption element. The covering prevents blood from flowing through the caption element.
    Type: Application
    Filed: September 18, 2018
    Publication date: January 17, 2019
    Inventors: Sergio Delgado, Eric Robert Dixon, David M. Taylor, Asher L. Metchik, Matthew T. Winston, Grant Matthew Stearns, Sam Sok, Devin H. Marr, Tam Van Nguyen, Sirous Darabian, Gregory Scott Tyler, II, Lauren R. Freschauf, Alexander J. Siegel
  • Publication number: 20190015207
    Abstract: An exemplary valve repair device for repairing a native valve of a patient has a paddle frame, an inner paddle, and an outer paddle. The outer paddle is connected to the inner paddle. The inner and outer paddles are connected to the paddle frame at a connection between the inner paddle and the outer paddle. A portion of the inner paddle is moveable away from a portion of the outer paddle to open the inner and outer paddles.
    Type: Application
    Filed: September 18, 2018
    Publication date: January 17, 2019
    Inventors: Sergio Delgado, Eric Robert Dixon, David M. Taylor, Asher L. Metchik, Matthew T. Winston, Grant Matthew Stearns, Sam Sok, Devin H. Marr, Tam Van Nguyen, Sirous Darabian, Gregory Scott Tyler, II, Lauren R. Freschauf, Alexander J. Siegel
  • Publication number: 20190015208
    Abstract: In an exemplary method of implanting a valve repair device on a mitral valve of a patient, first and second clasps of the valve repair device are closed to grasp the leaflets of the mitral valve. First and second paddles of the valve repair device are closed to bring the leaflets of the mitral valve into contact with a coaption element.
    Type: Application
    Filed: September 19, 2018
    Publication date: January 17, 2019
    Inventors: Sergio Delgado, Eric Robert Dixon, David M. Taylor, Asher L. Metchik, Matthew T. Winston, Grant Matthew Stearns, Sam Sok, Devin H. Marr, Tam Van Nguyen, Sirous Darabian, Gregory Scott Tyler, II, Lauren R. Freschauf, Alexander J. Siegel
  • Publication number: 20190008642
    Abstract: An exemplary valve repair device for repairing a native valve of a patient includes a coaption element and a pair of paddles. The coaption element and/or the pair of paddles can be made from a fabric, such as a braided metal fabric. The pair of paddles are connected to the coaption element. The paddles are movable between an open position and a closed position. The valve repair device is configured to attach to the native valve of the patient.
    Type: Application
    Filed: September 12, 2018
    Publication date: January 10, 2019
    Inventors: Sergio Delgado, Eric Robert Dixon, David M. Taylor, Asher L. Metchik, Matthew T. Winston, Grant Matthew Stearns, Sam Sok, Devin H. Marr, Tam Van Nguyen, Sirous Darabian, Gregory Scott Tyler, II, Lauren R. Freschauf, Alexander J. Siegel
  • Publication number: 20190008643
    Abstract: An exemplary implantable prosthetic device has a coaption element and a pair of paddles. The coaption element has a first end portion and a second end portion. The pair of paddles is connected to the second end portion of the coaption element. The coaption element narrows as the copation element extends from the first end portion to the second end portion. The paddles are movable between an open position and a closed position. The paddles are configured to attach to the native valve of the patient.
    Type: Application
    Filed: September 13, 2018
    Publication date: January 10, 2019
    Inventors: Sergio Delgado, Eric Robert Dixon, David M. Taylor, Asher L. Metchik, Matthew T. Winston, Grant Matthew Stearns, Sam Sok, Devin H. Marr, Tam Van Nguyen, Sirous Darabian, Gregory Scott Tyler, II, Lauren R. Freschauf, Alexander J. Siegel
  • Publication number: 20190000613
    Abstract: An exemplary implantable prosthetic device has a paddle frame, an inner paddle, and an outer paddle. The outer paddle is connected to the inner paddle. The inner and outer paddles are connected to the paddle frame at a connection between the inner paddle and the outer paddle. The paddle frame can be positioned inside the inner paddle, outside the outer paddle, or between the inner and outer paddles.
    Type: Application
    Filed: September 7, 2018
    Publication date: January 3, 2019
    Inventors: Sergio Delgado, Eric Robert Dixon, David M. Taylor, Asher L. Metchik, Matthew T. Winston, Grant Matthew Stearns, Sam Sok, Devin H. Marr, Tam Van Nguyen, Sirous Darabian, Gregory Scott Tyler, II, Lauren R. Freschauf, Alexander J. Siegel
  • Patent number: 10159570
    Abstract: A system for implanting a repair device onto a native valve of a natural heart to repairing the native valve of a patient during a non-open-heart procedure. The system includes a surgical delivery instrument, a valve repair device, and a gripper control mechanism. The surgical delivery instrument has at least one lumen. The valve repair device is configured to be delivered through the lumen of the surgical delivery instrument and to be attached to a native valve of a patient. The valve repair device has a pair of paddles, and first and second gripping members. The paddles are movable between an open position and a closed position. The paddles and the first and second gripping members are configured to attach to the native valve of the patient. The gripper control mechanisms each include a suture and a wire having a loop at a distal end. The suture extends from the surgical delivery instrument and through the loop of the wire. The suture is removably attached to the gripping member.
    Type: Grant
    Filed: January 9, 2018
    Date of Patent: December 25, 2018
    Assignee: Edwards Lifesciences Corporation
    Inventors: Asher L. Metchik, Gregory Scott Tyler, II, Matthew T. Winston, Sergio Delgado, Lauren R. Freschauf, Eric R. Dixon, Alexander J. Siegel
  • Patent number: 10136993
    Abstract: A system for implanting a repair device onto a native valve of a natural heart to repair the native valve of a patient during a non-open-heart procedure. The system includes a surgical delivery instrument and a valve repair device. The surgical delivery instrument has at least one lumen. The valve repair device is configured to be delivered through the lumen of the surgical delivery instrument and to be attached to a native valve of a patient. The valve repair device includes a pair of paddles and a pair of gripping members. The paddles are movable between an open position and a closed position, and the paddles are configured to flex upon being attached to the native valve of a patient. The paddles and the gripping members are configured to attach to the native valve of the patient.
    Type: Grant
    Filed: January 9, 2018
    Date of Patent: November 27, 2018
    Assignee: Edwards Lifesciences Corporation
    Inventors: Asher L. Metchik, Gregory Scott Tyler, II, Matthew T. Winston, Sergio Delgado, Lauren R. Freschauf, Eric R. Dixon, Alexander J. Siegel
  • Publication number: 20180333261
    Abstract: An implantable heart valve device has a main body including a first end portion and a second end portion. The main body is configured to be implanted around a native leaflet of a heart valve such that the first end portion is on an atrial side of the leaflet and the second end portion is on a ventricular side of the leaflet, and such that the main body can coapt with an opposing native leaflet during operation of the heart valve. One of the first or second end portions comprises a coupling assembly, and the other of the first or second end portions comprises a coupling member configured to extend through the native leaflet when the heart valve device is implanted in a heart valve. The coupling assembly is configured to releasably engage the coupling member to permit adjustment of the relative positions of the first and second end portions.
    Type: Application
    Filed: May 18, 2018
    Publication date: November 22, 2018
    Inventors: Devin H. Marr, David M. Taylor, Yoon H. Kwon, Alexander J. Siegel
  • Patent number: 10130475
    Abstract: A system for implanting a repair device onto a native valve of a natural heart to repair the native valve of a patient during a non-open-heart procedure. The system includes a surgical delivery instrument, a valve repair device, and a paddle control mechanism. The surgical delivery instrument has at least one lumen. The valve repair device is configured to be delivered through the lumen of the surgical delivery instrument and to attach to a native valve of a patient. The valve repair device includes a first paddle, a second paddle, and a pair of gripping members. The first and second paddles are movable between an open position and a closed position. The paddles and the gripping members are configured to attach to the native valve of the patient. The paddle control mechanism is configured to move the first and second paddles independently of each other.
    Type: Grant
    Filed: January 9, 2018
    Date of Patent: November 20, 2018
    Assignee: Edwards Lifesciences Corporation
    Inventors: Asher L. Metchik, Gregory Scott Tyler, II, Matthew T. Winston, Sergio Delgado, Lauren R. Freschauf, Eric R. Dixon, Alexander J. Siegel
  • Publication number: 20180325663
    Abstract: In a representative embodiment, an implantable assembly for a native heart valve comprises a prosthetic heart valve and first and second inflatable bodies. The prosthetic heart valve can comprise a frame and prosthetic leaflets. The first inflatable body can comprise first and second end portions, wherein the first end portion is configured to be secured to tissue of the native heart valve at a first location, and the second end portion is configured to engage an outer surface of the prosthetic valve. The second inflatable body can comprise third and fourth end portions, wherein the third end portion is configured to be secured to tissue of the native heart valve at a second location, and the fourth end portion is configured to engage the outer surface of the prosthetic valve. The first and second inflatable bodies anchor the prosthetic valve within the annulus of the native heart valve.
    Type: Application
    Filed: May 10, 2018
    Publication date: November 15, 2018
    Inventors: David M. Taylor, Alexander J. Siegel, Thomas V. Doherty, Christopher J. Olson, Yoon H. Kwon
  • Patent number: 10123873
    Abstract: A system for implanting a repair device onto a native valve of a natural heart to repairing the native valve of a patient during a non-open-heart procedure. The system includes a pair of paddles and a pair of gripping members. The paddles are moveable between an open position and a closed position. The gripping members can have different configurations for effective attachment and release from the native valve of the patient.
    Type: Grant
    Filed: January 9, 2018
    Date of Patent: November 13, 2018
    Assignee: Edwards Lifesciences Corporation
    Inventors: Asher L. Metchik, Gregory Scott Tyler, II, Matthew T. Winston, Sergio Delgado, Lauren R. Freschauf, Eric R. Dixon, Alexander J. Siegel
  • Publication number: 20180318079
    Abstract: A delivery catheter is in various embodiments configured to deliver an anchoring device to a native valve annulus of a patient's heart, where the anchoring device can better secure a prosthesis at the native annulus. The delivery catheter can includes a distal section that includes one or more spines or is laser cut to assume a particular shape for better facilitating delivery of the anchoring device at the implant site and can include a flexible tube, a first pull wire, and a second pull wire. The flexible tube can comprise a bore extending between the first end and the second end sized for passing the anchoring device therethrough. The distal portion can comprise a first flexing section and a second flexing section. Actuation of the first pull wire and the second pull wire can cause the flexible tube to move from a first configuration to a second configuration.
    Type: Application
    Filed: May 21, 2018
    Publication date: November 8, 2018
    Inventors: Darshin S. Patel, Boaz Manash, Tri D. Tran, Ofir Witzman, Yoav Rozen, Alexander J. Siegel, David M. Taylor