1. If effective, the implantable neurostimulator would provide a new treatment option to free these patients from their long-standing headache pain. 如果有效的话,可植入的神经刺激仪将会为缓解长期偏头痛患者的疼痛提供新的治疗理念。
2. During the first 3 months after the Precision neurostimulator is implanted, two different stimulation Settings will be tried in different groups of patients. 在神经刺激仪被植入的前三个月里,两种不同的刺激设置程序被试验用于不同组患者。