Figure 3From: Electrochemotherapy: from the drawing board into medical practice Variable geometry needle electrodes available from IGEA Srl. A) Two needle types are available. Active tip length is either 3 or 4 cm. B) 1.8 mm electrodes with trocar tip used for drilling into bone. Shown with a bone model. C) 1.2 mm electrodes used during open surgery to treat liver metastasis.Back to article page