Periprosthetic fractures ntawm proximal femur yog ib qho teeb meem loj hauv hip arthroplasty. Qhov tshwm sim tau tshaj tawm yog 3.5% 20 xyoo tom qab pib cog thiab nce nrog qhov tshwm sim ntawm kev sib koom ua ke. Intraoperative fractures feem ntau txuam nrog uncemented stems. Feem ntau, fra

Fractures ntawm lub qhov hluav taws xob distal yog cov pob txha feem ntau hauv cov neeg laus. Cov neeg muaj hnub nyoog ntawm 50 thiab 75 tam sim no txhais tau tias yog cov neeg laus. Qhov tshwm sim ntawm qhov tawg ntawm qhov tawg ntawm qhov tawg tau nce xyoo los ntawm xyoo raws li qhov ntau ntawm kev txav ntawm cov neeg laus nce.

Lub meniscus yog ib tug meniscus-zoo li tus fibrocartilage nrog ib tug triangular cross-section nyob nruab nrab ntawm tibial condyle thiab lub toj siab, uas ho txhim kho femoro-tibial sib koom ua ke thiab plays lub luag hauj lwm tseem ceeb nyob rau hauv lub hauv caug pob qij txha dynamics.

Kev tshem tawm ntawm cov ntsia hlau intramedullary yog ib txoj kev niaj hnub, raws li txhua lub chaw tsim khoom muab cov cuab yeej tshem tawm tsim nyog. Txawm li cas los xij, qhov xav tau tiag tiag kom tshem tawm cov ntsia hlau ua tiav intramedullary yog qhov tsawg. Thaum tus ntsia thawv intramedullary ruptures, qhov teeb meem no yog tshwj xeeb tshaj yog tsis yooj yim sua.

Kawm thaum yuav tsum tau tshem tawm cov ntsia hlau intramedullary, suav nrog kev cog cov mob ntsig txog, kev kis kab mob, kev tsis sib haum xeeb, thiab kev xav txog kev hloov pauv.