Internal fistula indwelling device for hemodialysis

The utility model discloses an internal fistula indwelling device for hemodialysis, which is characterized in that a trocar is tubular, the head end and the tail end of the trocar are open ends, and the head end of the trocar is a tip end; the guide needle is connected into the trocar in a pluggable mode, the tip end of the guide needle can extend out of the trocar through an opening in the head end of the trocar, and meanwhile the tail end of the guide needle is left out of the trocar. The guide wire is connected into the trocar in a pluggable mode. The indwelling hose is connected to the guide wire in a pluggable mode, the indwelling hose is sleeved with a nano-silver base, meanwhile, the two ends of the indwelling hose are located on the two opposite faces of the nano-silver base respectively, one end of the indwelling hose is a blood vessel inserting end, and the other end of the indwelling hose is detachably connected with a heparin cap; the flow stopping clamp is connected to the indwelling hose and can