1临床诊断clinicdiagnosis
2,腰椎间盘突出lumbardischerniation(LDH)
3,患者sufferer
4,病变椎间隙pediatricspinal
5,侧卧过伸位thespendprotrude
6过屈位thespendbend
7,硬膜囊fibrosasac
8,腰椎后纵韧带lumbarposteriorlongitudinalligament
9,椎间盘纤维环spinaldiscstextilefiberring
10,完整性integrality
11,弹性指数elasticityindex
Clinicdiagnosisof131lumbardischerniation(LDH)suffererscasesbylumbarspinaldynemicmyelography(DM),thenmeasuredthepressuredepthoffibrosasacofthepediatricspinalofthespendprotrudeandthespendbendrespectively,judgedtheelasticityofthelumbarposteriorlongitudinalligamentandtheintegralityofthespinaldiscstextilefiberringbysubtractingthevaluesofthespendprotrudetothespendbend.Whatwecalledelasticityindexwasdefinedasfollows:thevalueofelasticityindexwasmorethanorequalto0.5cmwasconsideredasgoodelasticity,andthatwasbetween0.5cmand0.3cmwasconsideredascomparativelygoodelasticity,lessthan0.3cmwasconsideredasbadelasticity.