Ra'ayoyi: 0 Mawallafi: Lokacin Buga Editan Yanar Gizo: 2025-06-17 Asalin: Shafin
Ana nuna Distal Tibial Intramedullary Nail (DTN) don yanayi daban-daban na tibial, ciki har da sauƙi, karkace, comminuted, dogon oblique, da ɓangarorin shaft (musamman na tibia mai nisa), da kuma raguwa na tibial metaphyseal fractures, wadanda ba / mal- ƙungiyoyi; ana iya amfani da shi, sau da yawa tare da na'urori na musamman, don sarrafa lahani na kashi ko rashin daidaituwa na tsawon gaɓoɓi (kamar tsawo ko ragewa).
Muhimmancin lalacewar nama mai laushi, yawan kamuwa da cuta, dogon dawowa
Hadarin raunin haɗin gwiwa gwiwa, rashin daidaituwa, mai saurin kamuwa da cuta
Mafi ƙanƙanci na cin zarafi tare da ƙirar sakawa na baya
Karyawar tibial mai nisa nau'in karaya ne na gama gari. Magani na gargajiya irin su makullin faranti da kusoshi na intramedullary antegrade kowanne yana da nasa illa. Kulle faranti na iya haifar da cututtuka na bayan tiyata ko necrosis na nama mai laushi, tsawaita farfadowa; ko da yake ƙusoshin antegrade ba su da yawa, suna iya lalata haɗin gwiwa gwiwa, haifar da ciwo, da kuma ɗaukar haɗari na rashin daidaituwa ko rashin daidaituwa, hana farfadowa.
Zaɓin magani na sabon labari—Distal Tibial Nail (DTN)—yana ba da sabon hangen nesa don sarrafa karayar tibial mai nisa tare da ƙira ta musamman na retrograde.
Hoto 1: DTN retrograde saka zane
An sanya mai haƙuri a cikin matsayi na baya. Ya kamata a rage karyewar da aka raba da hannu; idan ya cancanta, yi amfani da ƙarfin ragewa don taimakawa kafin saka DTN. Idan akwai karaya mai rakiyar fibular, daidaitawar fibular daidai zai iya taimakawa ragewar tibial.
Mahimmin la'akari: Matsayin baya, yi amfani da ƙarfin ragewa idan an buƙata. Ba da fifikon sarrafa karayar fibular don tabbatar da ingantaccen rage tibial.
Ana yin yankan tsayi na 2-3 cm a saman malleolus na tsakiya don fallasa ligament na deltoid na sama. Ana shigar da fil ɗin jagora a ko dan tsaka-tsaki kaɗan zuwa ƙarshen malleolus, 4-5 mm daga farfajiyar articular.
Yanke mai tsayi a tsakiyar malleolus tip
4-5 mm daga saman haɗin gwiwa
Matsakaicin sukurori kusa da nesa
Hoto 2a: Shigar fil jagora
Hoto 2b: Duban gefe
Hoto 2c: Tsari na reaming
Motsin haɗin gwiwa na idon sawu da tuntuɓar ƙafa zuwa bene
Ci gaba zuwa 50% ƙarfin ɗaukar nauyi
Yayin lura da samuwar callus da zafi
Ayyukan haɗin gwiwar idon sawu yana farawa nan da nan bayan tiyata
A guji ɗaukar nauyi na makonni 4-6
Canji a hankali zuwa cikakken ɗaukar nauyi a makonni 8-12
Kulawar rediyo na yau da kullun yayin lokacin farfadowa
Wani bincike ya biyo bayan marasa lafiya 10. A cikin watanni 3 bayan an gama, an samu bullar cutar guda 7; duk marasa lafiya sun sami waraka a cikin watanni 6. Hali guda kowanne daga cikin nakasar varus da recurvatum ya faru. Ba a sami raguwar raguwa ba, kamuwa da cuta, rikice-rikice masu alaƙa da shuka, ko raunin iatrogenic.
Ya warke a cikin watanni 3
Ya warke da watanni 6
Cututtuka
| Auna Sakamakon | Sakamakon DTN | Hanyoyin Gargajiya |
|---|---|---|
| Ƙimar Ƙungiyar (watanni 3) | 70% | 40-60% |
| Rashin daidaituwa (> 5°) | 20% | 25-40% |
| Yawan kamuwa da cuta | 0% | 5-15% |
| Makin AOFAS | 92.6 | 73-88 |
Nau'in karye: Mai jujjuyawar tibial fracture + fibular fracture
Rikici: rauni mai laushi mai laushi
Bayan-op: Ƙananan ƙananan 6 kawai, cikakkiyar waraka a cikin shekara 1
DTN da aka dasa ta hanyar ƙanƙantar ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan adana nama mai laushi. Karyar fibular ta daidaita tare da ƙusa intramedullary. Mara lafiya ya sami cikakkiyar farfadowa ba tare da rikitarwa ba.
Pre-op Hoto
Nan take Post-op
Bibiyar watanni 3
Shekaru 1 Warkar
Retrograde kusoshi suna da mafi girman axial da taurin juyi idan aka kwatanta da faranti na kulle-kulle da kusoshi na antegrade. Greenfield et al. An gudanar da gwajin biomechanical wanda ke nuna cewa yin amfani da sukurori biyu masu nisa a cikin DTN ya sami 60-70% na matsananciyar matsawa da 90% na taurin torsional idan aka kwatanta da sukurori uku.
Idan aka kwatanta da faranti na kullewa, ƙusoshin intramedullary suna haifar da ƙananan lalacewar nama mai laushi, musamman dacewa ga tsofaffi marasa lafiya da waɗanda ke da rauni mai laushi mai laushi daga mummunan rauni mai ƙarfi. Hanyar ba ta buƙatar ƙwanƙwasa gwiwa, rage haɗarin raguwar hasara da kuma sanya shi dacewa ga marasa lafiya da ƙananan motsin gwiwa.
Ƙididdigar rashin daidaituwa da rashin daidaituwa don kusoshi na antegrade sune 0-25% da 8.3-50%, bi da bi; don kulle faranti, 0-17% da 0-17%. A cikin wannan binciken, duk lokuta sun sami haɗin gwiwa, kuma 20% kawai suna da nakasa> 5 °, kwatankwacin hanyoyin gargajiya.
A taƙaice, DTN yana ba da fa'idodi akan kulle faranti da kusoshi na intramedullary antegrade kuma yana wakiltar ingantaccen bayani don magance karayar tibial mai nisa. DTN yana fasalta ƙarancin mamayewa, babban kwanciyar hankali, da saurin murmurewa. Hanya ce mai mahimmanci ga jiyya na al'ada kuma ya cancanci haɓakawa.
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