2Rapp HJ ,Folger A, Grau T. Ultrasound-guided epidural catheter in- sertion in children[J].Anesth Analg,2005,101 (2) :333-339.
3Karmakar MK, Ho AM, Li X, et al. Ultrasound-guided lumbar plexus block through the acoustic window of the lumbar ultrasound trident [J]. Br J Anaesth ,2008,100:533-537.
6Kirchmair T,Entner S, Kapral G. Ultrasound guidance for the psoas compartment block, an imaging study [J]. Anesthesia and analgesia, 2002,94:706-710.
7Gaertner E, Lascurain P, Venet C. Continuous parasacral sciatic block : a radiographic study [J]. Anesthesia &Analgesia, 2004,98 (3) :831-834.
8Ben Ari AY, Joshi R. Ultrasound localization of the sacral plexus u- sing a parasacral approach [J]. Anesthesia and Analgesia: Journal of the International Anesthesia Research Society, 2009,108 ( 6 ) 1977-1980.
9Chantzi C, Saranteas T, ZogogiannisJ, et al. Ultrasound examination of the sciatic nerve at the anterior thigh in obese patients [J]. Acta An- aesthesiol scand ,2007,51 ( 1 ) : 132.
10Roberts SA, Galvez I. Ultrasound assessment of caudal catheter posi- tion in infants [J]. Paediatric anaesthesia,2005 ( 15 )5.
2Karmakar MK,Ho A MH,Li X. Ultrasound-guided lumbar plexus block through the acoustic window of the lumbar ultrasound trident[J].{H}British Journal of Anaesthesia,2008,(04):533.
3Martelletti P,Stirparo G,Giacovazzo M. Proinflammatory cytokines in cervicogenic headache[J].{H}FUNCTIONAL NEUROLOGY,1999,(03):159.
