Objective To observe the effect of administration of intrathecal neostigmine (NEO) on NOS-stained neurons in lumbar dorsal horn of spinal cord of rat incision-pain model.

• 目的：观察大鼠术前或术后鞘内注射新斯的明（NEO）对脊髓背角一氧化氮合成酶(NOS)表达的影响。