Clinical Study to Evaluate Efficacy and Safety of ASC and Fibringlue or Fibringlue in Patients With Crohn's Fistula

"Injection of ASC(Autologous Adipose-derived Mesenchymal Stem Cells) to Crohn's Fistula.~The ASC injection dose is about 1x10\^7 cells of ASC per 1cm\^2 of the surface area of the fistula, and the additional injection dose is 1.5 times the initial injection dose. and up to 30% of the ASC injection dose is administered in combination with Fibringlu."

Injection of Fibringlue to Crohn's Fistula. The Fibringlu injection dose is given the size of the fistula that is fill the entire fistula, and the additional injection dose is the same.