1、中國協(xié)和醫(yī)科大學碩士學位論文牽張成骨延長山羊眼眶骨的實驗研究姓名：尹恒申請學位級別：碩士專業(yè)：中國協(xié)和醫(yī)科大學指導教師：歸來2003.1.1AnExperimentalStudyforLengtheningOrbitBoneingoatsbyDistraction08teogene8i8Pos七gradua七e：YinHengTutor：ProfGuiLaiAbstractObjectiveTheaimofthisstudyistoin

2、vestigatetheregenerationofthenewboneduringthedistractionosteogenesisoforbitboneingoatsthroughautopsy、xrayandhistologyThehistologicalpatternofdistractionbOneregenerationandtheprocessofdistractionboneformationweredescribed

3、inthestudyMethods6goatsweresubjectedt。unilateralorbitlengtheningusingthelengtheningdeviceoforbitOrbitincisionwasperformedfirstThensetthelengtheningdeviceintheorbitboneAfterai0days’latencyperiod，thedistractiongapwasdistra

4、ctedimm／dayfor15daysAfterthedistractionwascompleted，theanimalswereeuthanizedwithdifferentconsolidationperiodsPhotography，generalmeasurement，Xrayandhistologicalexaminati。nwereconductedtoobservenewboneformationandmineraliz