Patents by Inventor James Henry Hamblin, Jr.

James Henry Hamblin, Jr. 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).

  • Patent number: 6348068
    Abstract: A prosthetic cardiac valvular member of flexible material includes a flexible stent member which may be either attached to the cardiac valvular member or molded therein. The stent member is formed by a plurality of adjacent filaments which are bound together by suturing, braiding, jacketing or encapsulating. The prosthetic cardiac valvular member may be either a flexible heart valve or an annuloplasty ring. Post members are formed into the stent member when the stent member is used in the flexible heart valve.
    Type: Grant
    Filed: July 23, 1999
    Date of Patent: February 19, 2002
    Assignee: Sulzer Carbomedics Inc.
    Inventors: Louis A. Campbell, James Henry Hamblin, Jr.
  • Patent number: 6197054
    Abstract: An improved mechanical heart valve that reduces the time required to perform heart valve replacement surgery is provided. The mechanical heart valve is comprised of a valve body and a plurality of staples extending around the valve body that are coupled to the valve body through at least one intermediate member.
    Type: Grant
    Filed: September 1, 1998
    Date of Patent: March 6, 2001
    Assignee: Sulzer Carbomedics Inc.
    Inventors: James Henry Hamblin, Jr., Billy Ray Singleton
  • Patent number: 6033419
    Abstract: An apparatus and method are disclosed for cutting a heart valve annulus. The apparatus includes an actuator and a backup plate coupled to the actuator. The apparatus also includes an annulus cutter movably coupled to the actuator. The annulus cutter can thereby oppose and engage the backup plate. The method includes positioning a backup plate proximate heart valve tissue to be removed. An annulus cutter is then positioned proximate the heart valve tissue opposing the backup plate. The annulus cutter is engaged in opposition with the backup plate to cut the heart valve tissue and form a heart valve annulus. The heart valve tissue is then removed.
    Type: Grant
    Filed: May 15, 1998
    Date of Patent: March 7, 2000
    Assignee: Sulzer Carbomedics Inc.
    Inventors: James Henry Hamblin, Jr., Billy Ray Singleton