佢哋靈活到可以摺疊 適合伸入導管裡面 所以醫生可以直接將裝置 植入到腫瘤上面 然後做最輕微嘅入侵性手術
They are flexible enough to fold and fit into the catheter, so doctors can directly implant the device into the tumor and perform the slightest invasive procedure