Circulating tumor cell source organ positioning device

The utility model relates to the technical field of medicine and health, in particular to a circulating tumor cell derived organ positioning device which comprises a sleeve needle cylinder, an indwelling needle is arranged at the output end of the sleeve needle cylinder, a fixator is arranged at the top of the sleeve needle cylinder, a separator is arranged on one side of the sleeve needle cylinder through a siphon, and a collector is arranged at the other end of the separator. A connector is arranged at the other end of the collector, the suction tube is arranged at one end of the connector,and a cell lysis column and a reduction column are arranged on a tube body of the suction tube respectively. According to the utility model, the catheter is directly buried in the arm vein of a patient, the use is convenient, the time is short, the blood collection amount is small, the pain of the patient is effectively avoided, the blood collection device is connected with the mass spectrometer,whether the collected cell