| 摘要 |
A photodynamic therapeutic device for treating cancer is disclosed. The therapeutic device comprises at least one light source attachable to a patient's body adapted to provide an effective light fluence to a lesion area. The therapeutic device further comprises an annular structure embracing the patient's body and a passage connectable to a cooling loop providing a coolant circulative into the passage. The light source is secured to an inner surface of the annular structure. The coolant accommodated in the passage is adapted for removing heat generated by the light source.
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