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Locking Plate Series - Distal Tibial Compression Locking Bone Plate

Mawonedwe: 0     Wolemba: Mkonzi Watsamba Nthawi Yosindikiza: 2025-08-04 Poyambira: Tsamba

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Locking Plate Series - Distal Tibial Compression Locking Bone Plate

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Distal tibial Pilon fractures ndizosowa, zomwe zimakhala zosakwana 10% za fractures kuzungulira bondo. Minofu yofewa pa distal tibia imakhala ndi kulekerera kosakwanira kwa minofu yofewa yosakwanira, yomwe imawonjezera vuto la chithandizo cha fracture. Pilon fractures amadziwika chifukwa cha comminution, kusamuka kwa articular pamwamba, ndi kuvulala kwa minofu yofewa. Chifukwa cha kusintha kwa mgwirizano wa mgwirizano ndi kugwirizanitsa miyendo, fractures zambiri zimafuna kukonza opaleshoni. Chithandizo chotsimikizika cha opaleshoni chiyenera kukhala chogwirizana ndi mitundu ina ya fracture, kuvulala kwa minofu yofewa, ndi odwala. Nthawi yoyenera ya chithandizo cha opaleshoni ndiyo chinsinsi cha kupambana.

 Anatomical Features

Kuphulika kwa pilon kumaphatikizapo zidutswa za metaphyseal, ndipo nthawi zina zidutswa za diaphyseal komanso. Palinso kupsinjika kwa mafupa ndi kusweka kwa ma fractures. Nthawi zonse pamakhala zidutswa zitatu za mafupa: chidutswa cha anterolateral, chidutswa chapakati cha malleolar, ndi chidutswa cha posterolateral.

Pali magawo atatu omwe amalumikizana nawo: Kulumikizana kwapambuyo kumachitika pakati pa zidutswa za anterolateral ndi posterolateral, nthawi zambiri pafupi ndi fibula. Central comminution ikhoza kuwonetsa ngati zidutswa za fupa zaulere kapena kuponderezedwa kwa chidutswa cha posterolateral. Kulumikizana kwapakati kumaphatikizapo gawo lachidutswa chapakati kapena kuponderezana moyandikana ndi medial malleolus.

Kuphatikizika kumachitika pamene mizere yosweka imadutsana. Chilichonse mwa zidutswa zitatu zazikuluzikulu zosweka zimatha kusinthidwa ndikukhala ndi mizere yowonjezera yowonjezera. Ndikofunika kuteteza mitsempha yamagazi ya akakolo. Minofu yofewa iyenera kusamaliridwa mosamala ndikungobweza ngati kuli kofunikira kupewa chilonda - machiritso. Kuvula kochulukira kwa zidutswa zong'ambika kuyenera kupewedwa kuti muteteze avascular necrosis ya zidutswazo.

     

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Njira Zovulaza

Kuvulala kwakukulu kwamphamvu: Kugwa kuchokera pamtunda, kutsetsereka, ngozi zagalimoto, ndi zina zotero. Kuvulala kochepa kwa mphamvu: Kuyenda pamtunda.

Kuwongolera kwachiwawa: Kupanikizika kwa Axial; Mphamvu yometa ubweya wozungulira; Varus kukameta ubweya mphamvu; Valgus kukameta ubweya mphamvu.

Chiwawa cha Varus:   Chofala kwambiri mwa achinyamata, ovulala kwambiri komanso kuvulala kwamphamvu. Mzere wosweka uli mu ndege ya sagittal, ndipo fibula nthawi zambiri imakhala yosasunthika.

Chiwawa cha Valgus:   Chofala kwambiri mwa okalamba, ovulala kwambiri komanso kuvulala kochepa kwamphamvu. Mzere wosweka uli mu ndege ya coronal ndipo nthawi zambiri umagwirizanitsidwa ndi fracture ya fibula.

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Kujambula Mayeso

Mawonekedwe anthawi zonse a anteroposterior, lateral, ndi mortise ma X - ray ya bondo amatengedwa. X-ray yokwanira ya tibia imatha kuwonetsa kulumikizana ndi bondo pamwambapa. Kwa odwala ena omwe ali ndi fractures zovuta kwambiri, X - ray ya contralateral amatengedwa kuti apereke chidziwitso cha kumangidwanso kwa fracture ndi kuzindikira kusiyana komwe kulipo kale kwa anatomical kapena congenital.

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Njira yovulazira imatha kuneneratu kuchokera ku mtundu wa fracture ya fibular pa X - ray ndipo imatchulidwa kuti: Chiwawa chopondereza (valgus deformity), chiwawa champhamvu (varus), Axial loading (inact fibula). Ngati fibula ili bwino, nthawi zambiri imakhala yovulala pang'ono mkati mwa articular (Mtundu B). Axial loading injuries do not cause much displacement but result in a large amount of axial loading on the distal tibia, with multiple small articular surface fragments and a poor prognosis secondary to articular cartilage compression. Mayendedwe a fracture fragment atha kuneneratu kuchokera ku lateral X - ray yowonetsa mtundu wa kusuntha kwa talar (nthawi zambiri kusamuka kwapambuyo).

Zomangamanga ziwiri za dimensional ndi 3 dimensional CT ndizofunikira. Atha kupereka chidziwitso kuphatikiza kuchuluka kwa kusweka kwa fracture, malo ndi kuchuluka kwa zidutswa za fupa, komanso komwe akupita.

Distal Lateral Fibula Locking Plate

白底-5


VA Distal Medial Tibia Locking Plate

Chithunzi cha 6


Gulu

Kuphulika kwa AO/OTA - Gulu Losasunthika

Zowonjezera - Kuphulika kwamtundu wa A articular nthawi zambiri kumawoneka kosavuta koma kungagwirizane ndi kuvulala kwakukulu kwa minofu yofewa. Kuphulika kwapang'onopang'ono kwapakatikati - articular Type B fractures kumaphatikizapo kusinthasintha kwapang'onopang'ono ndipo kumafuna mbale zazitsulo kuti muchepetse zidutswa zamkati. Kuphulika kwathunthu kwamtundu wamtundu wa C kumasonyeza kuvulala kwakukulu kwa mphamvu zomwe zimagwirizanitsidwa ndi comminution ya tibio - talar joint, kuvulala kwa distal tibio - fibular syndesmosis, fibular fractures, ndi tibial metaphyseal fractures, ndipo nthawi zambiri zimagwirizanitsidwa ndi kuvulala kwakukulu kwa minofu yofewa.

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Ruedi - Gulu la Allgower

Lembani I: A 'T' - kung'ambika kwa mawonekedwe popanda kusamuka kwakukulu.

Mtundu Wachiwiri: Kugawanika kwa articular pamwamba ndi kusuntha koonekeratu kwa mzere wosweka ndi comminution yapakati.

Mtundu Wachitatu: Kuphwanyidwa kwakukulu komanso kupsinjika kwa distal tibial articular surface ndi metaphysis.

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Non - opaleshoni Chithandizo

Chithandizo chosapanga opaleshoni cha distal tibial Pilon fractures ndi chosowa. Zizindikiro ndi mitundu yochepa yosweka ndi odwala omwe ali ndi comorbidities omwe amawonjezera chiopsezo cha chithandizo cha opaleshoni. Owonjezera - articular fractures ndi kusintha kochepa mu lonse tibial mayikidwe akhoza kuthandizidwa ndi pulasitala immobilization popanda opaleshoni. Chingwe chimagwiritsidwa ntchito poyambira mpaka kutupa kwachepa, ndiyeno pulasitala imayikidwa. Kusintha kwakukulu kwa tibial kapena articular surface alignment kungayambitse mavuto ndi kukhazikika kwa miyendo ndi kukhazikika. Kuyesedwa kosalekeza kwa X-ray ndikofunikira kuti zitsimikizire kulumikizana kwamagulu komanso kulumikizana kwa miyendo.

Kusankha kwa intra-articular fractures kumatha kuthandizidwanso popanda opaleshoni. Kwa intra - articular fractures ndi zosakwana 2 mm za fracture kusamutsidwa ndi zosakwana 3 mm sitepe - kuchoka, chithandizo chosapanga opaleshoni chingaganizidwe kwa odwala omwe ali ndi zofunikira zochepa.

Opaleshoni Zizindikiro

  •  Gawo la Articular - kuchokera kumtunda kuposa 2 mm.

  • Valgus angulation wamkulu kuposa 5 °.

  • Kusintha kulikonse kwa varus.

  • Open fractures.

  • Compartment syndrome.

  • Kuvulala kwa mitsempha.

  • Kuvulala kangapo.

Nthawi Yopanga Opaleshoni

(1) Chithandizo chadzidzidzi: Kuchepetsa ndi kukonza zosokoneza; Open fractures; Zogwirizana ndi kuvulala kwa mitsempha; Compartment syndrome.

(2) Choyamba - siteji (Kubwezeretsa kutalika kwa miyendo ndi kuyanjanitsa): Calcaneal traction; Kukonzekera kwakunja; Kuchepetsa ndi kukonza mkati mwa fractures ya fibular, kuchepetsa kutseguka kochepa komanso kukonza mkati kwa posterior tibial malleolar fractures; Kupewa kwa thrombus.

(3) Chachiwiri - siteji: Pafupifupi 10 - 14 masiku pambuyo pake, kuchepetsa kutseguka ndi kukonza mkati mwa fracture ya tibial.

(4) Mikhalidwe ya minofu yofewa yachiwiri - opaleshoni ya siteji ndi: Kuyamwa kwa hematoma pamalo opangira opaleshoni, kusinthika kwa epidermal pa matuza othyoka, kuchiritsa mabala a fractures popanda matenda, kutsika kwa edema ya minofu yofewa, ndi makwinya a khungu.

Njira Zopangira Opaleshoni

 (1) Kwezani kuwonekera kwa mzere wosweka.

 (2) Kuthetsa fractures onse ndi njira zochepa opaleshoni.

(3) Pewani malo omwe ali ndi minofu yofewa.

 (4) Ganizirani njira yovulaza.

(5) Ganizirani malo oyika mbale.

  • Kwa fractures ndi varus deformity, mbale ya medial buttress imasankhidwa, ndipo njira ya anteromedial imagwiritsidwa ntchito.

  • Kwa fractures ndi valgus deformity, lateral buttress plate imasankhidwa, ndipo njira ya anterolateral imagwiritsidwa ntchito.

  • Mtunda pakati pawo uyenera kukhala 5 - 7 cm.

CZMEDITECH Products

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VA Distal Lateral Tibia Locking Plate

VA Proximal Tibia Locking Plate

VA Distal Tibia Locking T-Plate


VA Distal Medial Tibia Locking Plate

Distal Lateral Fibula Locking Plate

VA Distal Tibia Locking L-Plate
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