Fig. 7

Interventional thermotherapy of HCC. a The diagram of ultrasound-guided percutaneous puncture combined with magnetocaloric therapy in the treatment of deep tumor. The MCG was injected into the VX2 tumor by percutaneous puncture under ultrasonographic guidance, and then the rabbits received MHT. b Ultrasound guided injection of MCG. The white dash line and green dash line indicated VX2 tumor and MCG in tumor, respectively. H&E staining analysis of tumor sections harvested from tumor sites before treatment (c) and after treatment (d). The black arrows represent the MCG pieces (scale bar: 100 μm)