Tibial intramedullary msomalindi akuyika mafupaopangidwa makamaka kuti akhazikike ndikuthandizira kuphulika kwa tibia (fupa lalikulu la m'munsi mwa mwendo). Njira yopangira opaleshoniyi ndi yotchuka chifukwa imakhala yochepa kwambiri, imalimbikitsa machiritso abwino a fracture, ndipo imalola kulimbikitsana koyambirira kwa wodwalayo.
TheMASTIN intramedullary msomalindi ndodo yayitali, yopyapyala yomwe imalowetsedwa mu ngalande ya medulla ya tibia. Ngalandeyo imadutsa pakati pa tibia ndipo imapereka malo amphamvu, okhazikika kuti msomali ukhazikike. Opaleshoniyo nthawi zambiri imachitika kudzera mu kabowo kakang'ono pafupi ndi bondo kapena bondo, ndipo msomali wa intramedullary umalowetsedwa mmenemo. Kamodzi ndimsomali wa intramedullaryamalowetsedwa, zomangira zimagwiritsidwa ntchito kumapeto kulikonse kuti zikhazikike mwamphamvu ku fupa.
Themisomali ya intramedullaryimakhala ndi MASTIN tibial msomali, kapu yomaliza, bawuti yotseka ya DCD, bawuti yotseka ndi zina.
Ubwino waKatswiri wa Tibial Nail
1.M'munsi mbiri kumapeto proximal
2.Controlable axial compression dzenje, The maximal compression mtunda ndi 7mm
3. 9º kapangidwe ka anteflexion kuti musavutike kuyika misomali
Zosankha za proximal locking:
Njira zitatu zatsopano zotsekera, kuphatikiza ndi zomangira zotsekera mafupa, onjezerani kukhazikika kwachidutswa chokhazikika cha ma proximal fractures achitatu.
Njira ziwiri zotsekera zama medio-lateral zotsekera zimathandizira kuphatikizika koyambirira kapena kuwongolera kwachiwiri.
End cap imalepheretsa ingrowth ya minofu ndikuthandizira kuchotsa misomali
0mm kapu yomaliza imakhala yonyezimira ndi msomali 5mm ndi zisoti za 10mm zimakulitsa kutalika kwa msomali ngati msomali wayikidwa.
Zoletsedwa
Kupumula kodzitsekera kuti mutenge kapu yomaliza komanso yosavuta kuyiyika
Zosankha zapamwamba zotsekera zakutali:
Distal oblique locking njira kuti mupewe kuwonongeka kwa minofu yofewa ndikuwonjezera kukhazikika kwa
chidutswa cha distal
Njira ziwiri zotsekera za ML ndi imodzi ya AP kuti pakhale bata lachidutswa cha distal
Cancellous bone locking screws:
Zowonetsedwa pazosankha zitatu zotsekera zotsekera zamitundu yonse ya misomali ya tibial
Dual core design kuti mugulitse bwino mu cancellous bone
Unicortical
Utali: 40 mm-75 mm
Zomangira zokhazikika:
Chigawo chachikulu chamtanda chothandizira kukana kwamakina
Φ4.0 mm kwa Φ8.0 mm ndi Φ9.0 mm misomali ya tibia, utali: 28 mm–58 mm
Φ5.0 mm kwa Φ10.0 mm misomali ya tibia, utali: 28 mm–68 mm