Patents Assigned to Pankaj Pasricha
  • Winged biliary stent
    Patent number: 5776160
    Abstract: A stent, for example for maintaining the patency of a duct such as a biliary duct, is provided that includes a plurality of radially extending wings. The wings project from a core which has a guide wire or wire stylet lumen. Each of the wings preferably includes a plurality of minute, longitudinally extending grooves for bile flow even in the event of tumor ingrowth. Advantageously the core itself is preformed into a helical configuration.
    Type: Grant
    Filed: May 18, 1995
    Date of Patent: July 7, 1998
    Assignees: Pankaj Pasricha, Anthony Kalloo
    Inventors: Pankaj Jay Pasricha, Anthony N. Kalloo