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1、PFNA治療股骨粗隆骨折Background股骨粗隆間骨折是老年人的常見病美國發(fā)病率為0.034%瑞典發(fā)病率為0.035%中國老齡化,發(fā)病率不低于以上數(shù)字Reference:雍宜民.實(shí)用骨科臨床[M].北京:科學(xué)技術(shù)文獻(xiàn)出版社,1999:188-198.DepartmentofOrthopedics,GuangdongGeneralHospital,GuangdongAcademyofMedicalSciencesBackground病死率較高,大約10%~20%在骨折后1年內(nèi)死亡主要死因?yàn)榕P床后出現(xiàn)的內(nèi)科并發(fā)癥有心血管疾病和高齡患者的病死率比其他人高一倍References:Canal
2、eST,BeatyJH.Campbell’sOperativeOrthopaedics[M].9thed.Harcourt:Mosby,1998:2182-2199.張慶明,沈惠良,雍宜民,等.經(jīng)皮鈦合金空心釘治療高齡老年人粗隆間骨折.骨與關(guān)節(jié)損傷雜志,2002,17(5):332-334.DepartmentofOrthopedics,GuangdongGeneralHospital,GuangdongAcademyofMedicalSciencesClassification31-A32:股骨干31:股骨近端31:股骨遠(yuǎn)端31–B:關(guān)節(jié)囊內(nèi)的股骨頸骨折31–A:關(guān)節(jié)囊外的轉(zhuǎn)子間骨折3
3、1–A:關(guān)節(jié)囊內(nèi)的股骨頭骨折AODepartmentofOrthopedics,GuangdongGeneralHospital,GuangdongAcademyofMedicalSciencesA1A2A331-ADepartmentofOrthopedics,GuangdongGeneralHospital,GuangdongAcademyofMedicalSciencesClassification----AOA1:順粗隆間簡單的兩部分骨折,內(nèi)側(cè)有良好的骨皮質(zhì)支撐A2:粗隆間粉碎性骨折,內(nèi)側(cè)和后方破裂,外側(cè)骨皮質(zhì)完好A3:外側(cè)骨皮質(zhì)破裂,逆轉(zhuǎn)之間骨折Classification--
4、--AODepartmentofOrthopedics,GuangdongGeneralHospital,GuangdongAcademyofMedicalSciencesA1A2A331–A2/331–A1穩(wěn)定的骨折不穩(wěn)定的骨折Background手術(shù)治療保守治療——牽引保守治療——防旋鞋DepartmentofOrthopedics,GuangdongGeneralHospital,GuangdongAcademyofMedicalSciences年齡、健康狀況骨的質(zhì)量骨折的幾何力學(xué)影響治療的因素復(fù)位內(nèi)植物的選擇內(nèi)植物的準(zhǔn)確放置不可控制因素可控制因素4早期完全負(fù)重在骨質(zhì)疏松骨有很好的
5、抓持力操作簡單對骨折能進(jìn)行動(dòng)力加壓置入內(nèi)植物時(shí)避免造成醫(yī)源性骨折保護(hù)骨的血供216345DepartmentofOrthopedics,GuangdongGeneralHospital,GuangdongAcademyofMedicalSciences理想的內(nèi)植物所需的條件1854Langenbeck1878Trendelenburg1907Delbet1925Smith-Petersen1932Johannsen/Jerusalem1934Moore1937Thorton1940Küntscher:fem.necknail1942Brittain1950Lezius1952Jewett
6、1954Küntscher:Y-nail1955Pohl1955Pugh-Massie1955Ender1965AO:angledbladeplates1967Küntscher1967Simon-Weidner/Ender1967Zickel1970Teubner:doubleTplate1980AO:DHS1988Kempf:Gamma-Nail1996Friedl:glidingnail1996AO:PFN股骨近端骨折內(nèi)植物使用的歷史DepartmentofOrthopedics,GuangdongGeneralHospital,GuangdongAcademyofMedicalS
7、ciencesDepartmentofOrthopedics,GuangdongGeneralHospital,GuangdongAcademyofMedicalSciences髓內(nèi)固定髓外固定ProximalFemoralNail(PFN)Gamma-NailIntramedullaryHipScrewACE-Nail股骨髁角鋼板DHS,CHS,DCS股骨近端骨折內(nèi)植物分類股骨近端骨折生物力學(xué)正常情況下DepartmentofOr