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ID:33760518
大小:8.88 MB
页数:45页
时间:2019-03-01
《雷奈酸锶对骨质疏松性骨折愈合影响的实验与临床分析》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、(3)全身及左股骨BMD结果:1)去势12周后,OVX组较Base组降低,Sham组大鼠整体BMD较Base组高,OVX组与Sham组BMD差异有统计学意义衅0。05);2)各观察时间点上,A组骨密度均高于B组妒<0.01),C组骨密度明显高于D(P<0.01)。(4)血生化结果:1)骨折术后2w时,A组大鼠ALP水平明显高于B组畔O.01),C组明显高于D组(尸2、下降,但B组明显高于A组(P<0.01),D组与C组差异具有显著统计学意义(P<0.01)。(5)影像学评分结果:1)骨折术后2w,A、B组间差异有显著统计学意义(P<0.01),C、D组间差异有显著统计学意义伊<0.01);2)3w时,A、B组间(P<0.01),C、D组间差(P<0.01)I3)4w时,A、B组间差异有显著统计学意义衅0.01),C、D组问伙0.05)。(6)组织学HE染色评分结果:1)骨折术后2w,A、B组问组织学评分差异有显著统计学意义(P<0.01),C、D组间(尸<0.01);2)3w时,A、B组间差异有显著统计学意义(3、P<0.01),C、D组间衅O.01);3)4w时,A、B组间差异有显著统计学意义衅O.01),C、D组间衅O.05)。2.临床研究:影像学评分结果:实验组与对照组患者骨折复位石膏外固定术后2周时骨痂生长的Lane.SandhuX线评分结果差异有统计学意义伙0.05),4周时差异有显著统计学意义畔0.o1)。【结论】1.雷奈酸锶可以加速骨质疏松性骨折骨痂生长,缩短骨折愈合时间,促进骨折愈合。2.雷奈酸锶抑制骨吸收、促进骨形成的双重作用同样对普通骨折愈合具有促进作用。【关键词】骨质疏松;骨折愈合;雷奈酸锶;碱性磷酸酶(ALP);骨矿物密度(BMD);4、大鼠2Experimentalandclinicalresearchofstrontiumranelateimpacton【objective】osteoporoticfracturehealingAbstract1.Throughtheprocessoffracturehealingintoboneamplificationprocesstoverifytheeffectsofstrontiumranelateonosteoporoticfracturehealing.2.Researchranelatestrontiummatterasapot5、entialosteogenesisandtoinhibitosteoclastsanti—osteoporosisdrugsalsopromotetheroleofordinaryfracturehealing.【Methods】1.Experimentalstudy:Thisstudyselected120SPF2-month—oldfemaleSDratswererandomlydividedinto4groups(n=30).AandBgroups(experimentalgroup)underwentovariectomySOthatit6、canbeformedpostmenopausalosteoporosismodel,CandDgroups(controlgroup)alsolinethesamesurgicalapproach,butnotovariectomy,removalofonlyaroundalittlefattissue.After3months,4groupsalsocausingtheleftfemurfracturefixationmodel,A(OVX+F+SR)groupandC(Sham+F+SR)groupdaysuspensionperfusion7、strontiumranelate41lmg/kg,B(OVX+F+NS)groupandD(Sham+F+NS)groupeverydaynormalsaline10ml/kg,administrationtimeafterthefirstdaytoputtodeaththedaybefore,onceaday.Testedratsineachgroupwerefracturesafter2weeks,3weeks,4weeksrandomlyselected10ratsbloodfromtheabdominalaortaandsacrifice8、dtocollectspecimensofbloodbiochemistry,X—rayphotographs,boned
2、下降,但B组明显高于A组(P<0.01),D组与C组差异具有显著统计学意义(P<0.01)。(5)影像学评分结果:1)骨折术后2w,A、B组间差异有显著统计学意义(P<0.01),C、D组间差异有显著统计学意义伊<0.01);2)3w时,A、B组间(P<0.01),C、D组间差(P<0.01)I3)4w时,A、B组间差异有显著统计学意义衅0.01),C、D组问伙0.05)。(6)组织学HE染色评分结果:1)骨折术后2w,A、B组问组织学评分差异有显著统计学意义(P<0.01),C、D组间(尸<0.01);2)3w时,A、B组间差异有显著统计学意义(
3、P<0.01),C、D组间衅O.01);3)4w时,A、B组间差异有显著统计学意义衅O.01),C、D组间衅O.05)。2.临床研究:影像学评分结果:实验组与对照组患者骨折复位石膏外固定术后2周时骨痂生长的Lane.SandhuX线评分结果差异有统计学意义伙0.05),4周时差异有显著统计学意义畔0.o1)。【结论】1.雷奈酸锶可以加速骨质疏松性骨折骨痂生长,缩短骨折愈合时间,促进骨折愈合。2.雷奈酸锶抑制骨吸收、促进骨形成的双重作用同样对普通骨折愈合具有促进作用。【关键词】骨质疏松;骨折愈合;雷奈酸锶;碱性磷酸酶(ALP);骨矿物密度(BMD);
4、大鼠2Experimentalandclinicalresearchofstrontiumranelateimpacton【objective】osteoporoticfracturehealingAbstract1.Throughtheprocessoffracturehealingintoboneamplificationprocesstoverifytheeffectsofstrontiumranelateonosteoporoticfracturehealing.2.Researchranelatestrontiummatterasapot
5、entialosteogenesisandtoinhibitosteoclastsanti—osteoporosisdrugsalsopromotetheroleofordinaryfracturehealing.【Methods】1.Experimentalstudy:Thisstudyselected120SPF2-month—oldfemaleSDratswererandomlydividedinto4groups(n=30).AandBgroups(experimentalgroup)underwentovariectomySOthatit
6、canbeformedpostmenopausalosteoporosismodel,CandDgroups(controlgroup)alsolinethesamesurgicalapproach,butnotovariectomy,removalofonlyaroundalittlefattissue.After3months,4groupsalsocausingtheleftfemurfracturefixationmodel,A(OVX+F+SR)groupandC(Sham+F+SR)groupdaysuspensionperfusion
7、strontiumranelate41lmg/kg,B(OVX+F+NS)groupandD(Sham+F+NS)groupeverydaynormalsaline10ml/kg,administrationtimeafterthefirstdaytoputtodeaththedaybefore,onceaday.Testedratsineachgroupwerefracturesafter2weeks,3weeks,4weeksrandomlyselected10ratsbloodfromtheabdominalaortaandsacrifice
8、dtocollectspecimensofbloodbiochemistry,X—rayphotographs,boned
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