Patents by Inventor SuPing Lyu

SuPing Lyu 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: 20060216321
    Abstract: An improved osteoimplant device and method for producing it. Bone particles are mixed with a polymer and a solvent. The mixture is formed into the shape of an osteoimplant and substantially all of the solvent is removed. The osteoimplant may be osteoinductive, osteoconductive, and load-bearing.
    Type: Application
    Filed: March 24, 2005
    Publication date: September 28, 2006
    Inventors: Suping Lyu, Jeff Gross, Sean Haddock, Chris Hobot, Matt Kinnane, Brian Loy, Jim Schley
  • Patent number: 7108549
    Abstract: A connector terminal of a medical electrical lead or adapter includes a strut member supporting at least one electrical contact element and at least one seal zone element, which is positioned adjacent to the contact element.
    Type: Grant
    Filed: March 30, 2004
    Date of Patent: September 19, 2006
    Assignee: Medtronic, Inc.
    Inventors: Suping Lyu, Thomas C. Bischoff, James T. Gates, Peter B. McIntyre, Scott J. Robinson, Bruce R. Mehdizadeh, James M. Iknayan, Elisabeth L. Belden
  • Patent number: 7064168
    Abstract: AnB block copolymers, wherein n is at least two, that include A blocks with poly(vinyl pyrrolidone) units and B blocks with urethane groups, urea groups, imide groups, amide groups, ether groups, ester groups, or combinations thereof, as well as medical devices and methods.
    Type: Grant
    Filed: May 10, 2004
    Date of Patent: June 20, 2006
    Assignee: Medtronic, Inc.
    Inventors: Michael Eric Benz, Julie A Alkatout, SuPing Lyu
  • Publication number: 20050221671
    Abstract: A connector terminal of a medical electrical lead or adapter includes a strut member supporting at least one electrical contact element and at least one seal zone element, which is positioned adjacent to the contact element.
    Type: Application
    Filed: March 30, 2004
    Publication date: October 6, 2005
    Inventors: Suping Lyu, Thomas Bischoff, James Gates, Peter McIntyre, Scott Robinson, Bruce Mehdizadeh, James Iknayan, Elisabeth Belden
  • Publication number: 20050064038
    Abstract: An active agent delivery system that includes two or more active agents in a layer of a miscible polymer blend having at least two miscible polymers; wherein delivery of at least one of the active agents occurs predominantly under permeation control; and further wherein the permeability of the active agent that is to be released faster is greater than the permeability of the other one or more active agents.
    Type: Application
    Filed: August 11, 2004
    Publication date: March 24, 2005
    Inventors: Thomas Dinh, Randall Sparer, SuPing Lyu, Kiem Dang, Christopher Hobot
  • Publication number: 20050064005
    Abstract: An active agent delivery system that includes two or more active agents and two or more layers of polymers; wherein at least one layer includes miscible polymer blend comprising two or more miscible polymers; and further wherein delivery of at least one active agent occurs predominantly under permeation control.
    Type: Application
    Filed: August 11, 2004
    Publication date: March 24, 2005
    Inventors: Thomas Dinh, Randall Sparer, SuPing Lyu, Kiem Dang, Christopher Hobot
  • Publication number: 20040214955
    Abstract: AnB block copolymers, wherein n is at least two, that include A blocks with poly(vinyl pyrrolidone) units and B blocks with urethane groups, urea groups, imide groups, amide groups, ether groups, ester groups, or combinations thereof, as well as medical devices and methods.
    Type: Application
    Filed: May 10, 2004
    Publication date: October 28, 2004
    Applicant: Medtronic, Inc.
    Inventors: Michael Eric Benz, Julie A. Alkatout, SuPing Lyu
  • Publication number: 20040127978
    Abstract: The present invention provides active agent delivery systems for use in medical devices, wherein the active agent delivery systems include an active agent and a hydrophilic miscible polymer blend that includes an active agent and a miscible polymer blend comprising a hydrophilic polymer (preferably, a polyurethane) and a second polymer having a different swellability in water at 37° C.
    Type: Application
    Filed: August 13, 2003
    Publication date: July 1, 2004
    Applicant: Medtronic, Inc.
    Inventors: Randall V. Sparer, Christopher M. Hobot, SuPing Lyu, Kiem Dang
  • Patent number: 6756449
    Abstract: AnB block copolymers, wherein n is at least two, that include A blocks with poly(vinyl pyrrolidone) units and B blocks with urethane groups, urea groups, imide groups, amide groups, ether groups, ester groups, or combinations thereof, as well as medical devices and methods.
    Type: Grant
    Filed: September 17, 2002
    Date of Patent: June 29, 2004
    Assignee: Medtronic, Inc.
    Inventors: Michael Eric Benz, Julie A. Alkatout, SuPing Lyu
  • Publication number: 20040115273
    Abstract: The present invention provides active agent delivery systems for use in medical devices, wherein the active agent delivery systems include an active agent and a miscible polymer blend that includes a hydrophobic cellulose derivative and a polyvinyl homopolymer or copolymer selected from the group consisting of a polyvinyl alkylate homopolymer or copolymer, a polyvinyl alkyl ether homopolymer or copolymer, a polyvinyl acetal homopolymer or copolymer, and combinations thereof.
    Type: Application
    Filed: August 13, 2003
    Publication date: June 17, 2004
    Applicant: Medtronic, Inc.
    Inventors: Randall V. Sparer, Christopher M. Hobot, SuPing Lyu, Kiem Dang, Peiwen Cheng
  • Publication number: 20040086569
    Abstract: The present invention provides active agent delivery systems for use in medical devices, wherein the active agent delivery systems include an active agent and a miscible polymer blend.
    Type: Application
    Filed: August 13, 2003
    Publication date: May 6, 2004
    Applicant: Medtronic, Inc.
    Inventors: Randall V. Sparer, Christopher M. Hobot, SuPing Lyu, Kishore Udipi
  • Publication number: 20040047911
    Abstract: The present invention provides active agent delivery systems for use in medical devices, wherein the active agent delivery systems include an active agent and a miscible polymer blend that includes a poly(ethylene-co-(meth)acrylate) and a second polymer not including poly(ethylene vinyl acetate).
    Type: Application
    Filed: August 13, 2003
    Publication date: March 11, 2004
    Applicant: Medtronic, Inc.
    Inventors: SuPing Lyu, Randall V. Sparer, Christopher M. Hobot, Kiem Dang
  • Publication number: 20040039437
    Abstract: Polymer-coated medical devices having improved structural integrity and drug elution profile, and related methods. Treatment of a polymeric undercoat layer to reflow the undercoat polymer results in a substrate/coating interface with improved adhesion.
    Type: Application
    Filed: August 13, 2003
    Publication date: February 26, 2004
    Applicant: Medtronic, Inc.
    Inventors: Randall V. Sparer, Christopher M. Hobot, SuPing Lyu
  • Publication number: 20040033251
    Abstract: The present invention provides active agent delivery systems for use in medical devices, wherein the active agent delivery systems include an active agent and a miscible polymer blend that includes a polyurethane and a second polymer, preferably one that has at least one Tg equal to or higher than all Tg's of the polyurethane.
    Type: Application
    Filed: August 13, 2003
    Publication date: February 19, 2004
    Applicant: Medtronic, Inc.
    Inventors: Randall V. Sparer, Christopher M. Hobot, SuPing Lyu, Kiem Dang
  • Publication number: 20030162905
    Abstract: AnB block copolymers, wherein n is at least two, that include A blocks with poly(vinyl pyrrolidone) units and B blocks with urethane groups, urea groups, imide groups, amide groups, ether groups, ester groups, or combinations thereof, as well as medical devices and methods.
    Type: Application
    Filed: September 17, 2002
    Publication date: August 28, 2003
    Inventors: Michael Eric Benz, Julie A. Alkatout, SuPing Lyu