Kuphulika kwa khosi lachikazi kumapanga 50% ya fractures ya m'chiuno. Kwa odwala omwe sali okalamba omwe amathyoka khosi lachikazi, chithandizo chokonzekera mkati nthawi zambiri chimalimbikitsidwa. Komabe, zovuta zomwe zimachitika pambuyo pa opaleshoni, monga kusagwirizana kwa fracture, femoral head necrosis, ndi kufupikitsa khosi lachikazi, ndizofala kwambiri m'zachipatala. Pakalipano, kafukufuku wambiri akuyang'ana momwe angapewere chikazi cha mutu wa chikazi pambuyo pa kukonza kwamkati kwa khosi lachikazi la fractures, pamene chidwi chochepa chimaperekedwa pa nkhani ya kufupikitsa khosi lachikazi.

Panopa, mkati fixation njira za femoral khosi fractures, kuphatikizapo kugwiritsa ntchito zomangira atatu cannulated, FNS (Femoral khosi System), ndi zazikulu ntchafu zomangira, zonse cholinga kuteteza femoral khosi varus ndi kupereka axial psinjika kupewa nonunion. Komabe, kukanikiza kosalamulirika kapena kutsetsereka kopitilira muyeso kumabweretsa kufupikitsa khosi lachikazi. Poganizira izi, akatswiri a Chipatala Chachiwiri cha Anthu Ogwirizana ndi Fujian University of Traditional Chinese Medicine, poganizira kufunika kwa kutalika kwa khosi lachikazi mu machiritso a fracture ndi ntchito ya m'chiuno, adapempha kugwiritsa ntchito "anti-shortening screw" pamodzi ndi FNS kwa femoral khosi kuthyoka fixation. Njirayi yawonetsa zotsatira zabwino, ndipo kafukufukuyu adasindikizidwa m'magazini yaposachedwa ya Opaleshoni ya Orthopedic Surgery.
Nkhaniyi imatchula mitundu iwiri ya "zomangira zochepetsera kufupikitsa": imodzi kukhala screw yokhazikika yotsekera ndipo inayo ndi wononga yokhala ndi ulusi wapawiri. Mwa milandu 53 ya anti-shortening screw group, milandu inayi yokha idagwiritsa ntchito zomangira zamitundu iwiri. Izi zimadzutsa funso loti ngati sikona yolumikizidwa pang'ono ili ndi anti-kufupikitsa.

Pamene zomangira zomangika pang'ono ndi zomangira zamitundu iwiri zidawunikidwa pamodzi ndikufaniziridwa ndi kakhazikitsidwe kakale ka FNS, zotsatira zake zidawonetsa kuti kufupikitsa gulu la anti-shortening screw kunali kotsika kwambiri poyerekeza ndi gulu lachikhalidwe la FNS la mwezi umodzi, miyezi itatu, ndi chaka chimodzi, ndi ziwerengero zowerengera. Izi zimadzutsa funso: Kodi zotsatira zake ndi chifukwa cha screw yokhazikika kapena zomangira zamitundu iwiri?
Nkhaniyi ikupereka milandu 5 yokhudzana ndi zomangira zotsutsana ndi kufupikitsa, ndipo tikayang'anitsitsa, zikhoza kuwoneka kuti pazochitika za 2 ndi 3, pamene zomangira zomangika pang'ono zidagwiritsidwa ntchito, panali kuchotsedwa ndi kufupikitsa kowonekera (zithunzi zolembedwa ndi nambala yomweyo zimagwirizana ndi zomwezo).





Kutengera ndi zithunzi zamilandu, mphamvu ya wononga-mizere iwiri popewa kufupikitsa ikuwoneka bwino. Ponena za zomangira za cannulated, nkhaniyi sipereka gulu lofananiza la iwo. Komabe, nkhaniyi imapereka malingaliro ofunikira pa kukhazikika kwa mkati mwa khosi lachikazi, kutsindika kufunika kosunga utali wa khosi lachikazi.
Nthawi yotumiza: Sep-06-2024