Patents Assigned to Blairden Precision Instruments, Inc.
  • Uterine manipulating assembly for laparoscopic hysterectomy
    Patent number: 5840077
    Abstract: A colpotomy assembly 10 is adapted for insertion into a vaginal cavity for use in female pelvic surgical procedures employing the inflation of an abdominal cavity with a gas to facilitate the accessability to and visibility of female pelvic organs. The assembly has a vaginal extender 20, a uterine manipulator 16 and a flexible occluder. The occluder being mounted on a shaft of the uterine manipulator such that it permits relative movement of the shaft 26 during use.
    Type: Grant
    Filed: October 17, 1995
    Date of Patent: November 24, 1998
    Assignee: Blairden Precision Instruments, Inc.
    Inventors: Jimmy M. Rowden, John E. Heaton, Charles H. Koh, Kerry L. Blair
  • Vaginal extender for colpotomy surgery
    Patent number: 5643285
    Abstract: A colpotomy assembly (10) having a vaginal extender (20) and uterine manipulator (16) for use in performing various female pelvic surgeries, including laparoscopic hysterectomies, laparoscopically assisted vaginal hysterectomies, and other female pelvic laparoscopic procedures where removal of tissue specimens through a colpotomy incision is indicated.
    Type: Grant
    Filed: October 18, 1994
    Date of Patent: July 1, 1997
    Assignee: Blairden Precision Instruments, Inc.
    Inventors: Jimmy M. Rowden, John E. Heaton, Charles H. Koh
  • Simplified total laparoscopic hysterectomy method employing colpotomy incisions
    Patent number: 5520698
    Abstract: A simplified total laparoscopic hysterectomy method employing colpotomy incisions which employs a colpotomy assembly 10 having a vaginal extender 20 and uterine manipulator 16 for use in performing various female pelvic surgeries, including laparoscopic hysterectomies, laparoscopically assisted vaginal hysterectomies, and other female pelvic laparoscopic procedures where removal of tissue specimens through a colpotomy incision is indicated.
    Type: Grant
    Filed: October 19, 1994
    Date of Patent: May 28, 1996
    Assignee: Blairden Precision Instruments, Inc.
    Inventor: Charles H. Koh