132 ° CDA
Pafupi ndi mawonekedwe achilengedwe a anatomical
50 ° Osteotomy angle
Tetezani calcar yachikazi kuti muthandizidwe kwambiri
Khosi Lodulidwa
Chepetsani kukhudzidwa panthawi yantchito ndikuwonjezera kusuntha kosiyanasiyana
Kuchepetsa lateral phewa
Tetezani trochanter yayikulu ndikuloleza opaleshoni yocheperako
Chepetsani kukula kwa distal M/L
Perekani ma proximal cortical contact kwa A Shape femur kuti muwonjezere kukhazikika koyambirira
Groove kapangidwe mbali zonse
Zothandiza kusunga mafupa ochulukirapo komanso magazi a intramedullary m'mbali za AP za tsinde lachikazi ndikuwonjezera kukhazikika kwa kasinthasintha.
Mapangidwe a Proximal ofananira nawo amakona anayi
Wonjezerani kukhazikika kwa antirotation.
Curved Distal
Zothandiza kuyika ma prosthesis kudzera m'njira zam'mbuyo ndi zam'mbuyo, ndikupewa kupsinjika kwa distal.
Ukali wapamwambakwa kukhazikika kwanthawi yayitali pambuyo pa opaleshoni
Kukhuthala kwakukulu ndi porosity yayikulukupanga minofu ya fupa kukula mozama mu zokutira, komanso kukhala ndi kukhazikika kwanthawi yayitali.
●Proximal 500 μm makulidwe
●60% porosity
●Kukula: Rt 300-600μm
A kuyika m'chiunondi chipangizo chachipatala chomwe chimagwiritsidwa ntchito m'malo mwa chiuno chowonongeka kapena chodwala, kuthetsa ululu ndi kubwezeretsanso kuyenda. Mgwirizano wa chiuno ndi mpira ndi zitsulo zomwe zimagwirizanitsa femur (fupa la ntchafu) ku pelvis, zomwe zimalola kuyenda kosiyanasiyana. Komabe, zinthu monga osteoarthritis, nyamakazi ya nyamakazi, fractures kapena avascular necrosis zingapangitse kuti mgwirizanowu uwonongeke kwambiri, zomwe zimayambitsa kupweteka kosalekeza komanso kuyenda kochepa. Zikatere, kuikidwa m'chiuno kungalimbikitse.
Kuyambira 2012-2018, pali milandu 1,525,435 ya pulayimale ndi kukonzanso.m'malo mwa chiuno ndi bondo, pakati pawo mawondo oyambirira amawerengera 54.5%, ndipo chiuno choyambirira chimakhala ndi 32.7%.
Pambuyo pakulowetsa m'malo, kuchuluka kwa fracture ya periprosthetic:
THA yoyamba: 0.1 ~ 18%, yapamwamba pambuyo pokonzanso
Primary TKA: 0,3 ~ 5.5%, 30% pambuyo kukonzanso
Pali mitundu iwiri ikuluikulu yaimplants m'chiuno: ntchafu zonse m'malondikusintha pang'ono m'chiuno. Antchafu zonse m'malokumaphatikizapo kuchotsa acetabulum (socket) ndi mutu wa chikazi (mpira), pamene m'malo mwa chiuno chochepa nthawi zambiri amalowetsa mutu wa chikazi chokha. Kusankha pakati pa ziwirizi kumadalira kukula kwa kuvulala ndi zosowa zenizeni za wodwalayo. Kuchira pambuyo pa opaleshoni ya m'chiuno kumasiyanasiyana, koma odwala ambiri amatha kuyamba chithandizo chamankhwala mwamsanga pambuyo pa opaleshoni kuti alimbikitse minofu yozungulira ndikuwongolera kuyenda. Ndi kupita patsogolo kwa njira zopangira opaleshoni komanso ukadaulo wa implant, anthu ambiri amawona kusintha kwakukulu kwa moyo wawo pambuyo pa opaleshoni ya m'chiuno, kuwalola kubwerera kuzinthu zomwe amakonda ndi mphamvu zatsopano.
Kutalika Kwatsinde | 110mm/112mm/114mm/116mm/120mm/122mm/124mm/126mm/129mm/131mm |
Distal Width | 7.4mm/8.3mm/10.7mm/11.2mm/12.7mm/13.0mm/14.8mm/15.3mm/17.2mm/17.7mm |
Kutalika kwa khomo lachiberekero | 31.0mm/35.0mm/36.0mm/37.5mm/39.5mm/41.5mm |
Offset | 37.0mm/40.0mm/40.5mm/41.0mm/41.5mm/42.0mm/43.5mm/46.5mm/47.5mm/48.0mm |
Zakuthupi | Titaniyamu Aloyi |
Chithandizo cha Pamwamba | Ti Powder Plasma Spray |