1Weyman A. Principles and Practice of Echoeardiography 2nd ed[M].Philadelphia: hippinmtt Williams&Wi & lkins,1994,3-25.
2Fomage BD.Peripheral nerves of the extremities:Imaging with US.Radiology,1988,167:179-182.
3Moshe Graif,et al.Sciatic nerve:Sonographic evaluation and anatomic pathologic considerations.Radiology,1991,181:405.
4Silvestri E,Martinoli C,Derchi LE,et al.Echotexture of peripheral nerves:orrelation between US and histologic findings and criteris to differentiate tendons.Radiology,1995,197:291-296.
5La Grange P, Foster P, Pretorlus L Application of the doppler ultrasound blood flow detector in supraclavicular hrachisl plexus block. Br J Anaesth,1978:50:965-967.
6Otaki C, Hayashi H, Amano M Ultrasound-guided infraclavicular hrachial plexus block: An alternative technique to anatomical landtnark guided approaches[J]. Reg Anesth Pain Med,2000,25:600-604.
7Perlas A,Chan V,Simons M Brachial plexue examination and localration using ultrasound and electrical stimulstion[J].Auesthesiology,2003,99:429-435.
8Sites B,Uallaghe J,Sparks M.Ultrasound-guided popliteal block demonstrates an atypical motor resppnse to nerve stimulation in 2 pabents with diabetes mellitus[J].Reg Anesth Pain Med,2003,28:429-482.
