Text this: Bi-leaflet venous valve : computer aided design

  _____     _____   __    __     ___              
 |__  //   |  ___|| \ \\ / //   / _ \\      ___   
   / //    | ||__    \ \/ //   / //\ \\    /   || 
  / //__   | ||__     \  //   |  ___  ||  | [] || 
 /_____||  |_____||    \//    |_||  |_||   \__ || 
 `-----`   `-----`      `     `-`   `-`     -|_|| 
                                             `-`