疼痛的测定对临床了解所有疼痛患者的病情变化有非常重要意义。另外,疼痛的测定对了解疼痛的患者是否达到止痛的目的和对新开发的止痛药的签定也是很重要的。近年来,关于疼痛的研究取得了显著的进步。但对疼痛并没有达到完全阐明的程度。疼痛是一个复杂的问题,本应在人体上进行方为正确,但实际上有时仍不得不在动物身上进行, The determination of pain is very important for clinical understanding of the changes in the condition of all patients with pain. In addition, the determination of pain is also important for understanding painful patients for the purpose of pain relief and for the signing of newly developed pain medications. In recent years, significant progress has been made in pain research. However, the degree of pain has not been fully elucidated. Pain is a complex issue that should have been performed correctly on the human body, but in fact it is sometimes still necessary to be performed on animals.