Results: After ulnar nerve relaxation, nerve conduction velocity (NCV) was speed up by 50% and latent period was decreased by 30% in elbow segment.

• 结果:术中尺神经肘管松解前后；传导速度提高50%25；潜伏期缩短30%25；其中传导速度的改善有显著意义(P<0。05)。