Hauv craniomaxillofacial (CMF) kev raug mob thiab kev tsim kho dua tshiab, kev xaiv kho vajtse ncaj qha cuam tshuam rau qhov tshwm sim ntawm kev phais, lub sijhawm kho, thiab cov neeg mob rov qab los. Ntawm cov kev tsim kho tshiab hauv CMF cog qoob loo,tus1.5mm titanium self-drilling ntsia hlau tau txais kev saib xyuas tseem ceeb rau nws lub peev xwm los txhim kho cov txheej txheem phais mob thaum tswj xyuas biomechanical kev ncaj ncees.
Tsab ntawv xov xwm no tshuaj xyuas seb tus kheej-drilling tsim, ua ke nrog cov khoom ntawm titanium alloy, ua tiav qhov zoo tshaj plaws tshuav nyiaj li cas ntawm kev txhim kho kev ruaj ntseg thiab cov pob txha mus sij hawm ntev, tshwj xeeb tshaj yog nyob rau hauv lub ntsej muag muag muag xws li zygomatic arch, orbital rim, thiab mandibular angle.
Xov Geometry thiab Initial Stability
Cov xov profile ntawm tus kheej-drilling CMF ntsia hlau yog tsim los txhim kho ob qho tib si ntxig torque thiab rub tawm lub zog. Lub 1.5 hli txoj kab uas hla, feem ntau siv nyob rau hauv midface thiab orbital fractures, yog me me txaus kom tsis txhob muaj cov pob txha cuam tshuam ntau heev, tab sis muaj zog txaus los txhawb kev txhawb nqa thaum ntxov thiab kev ua haujlwm.
Cov xov dav dav thiab cov ncej tapered pub rau kev yuav khoom muaj zog hauv ob qho tib si cortical thiab cov pob txha tshem tawm, muab kev ruaj ntseg tam sim ntawd-qhov tseem ceeb hauv kev kho thaum ntxov. Qhov kev ruaj ntseg no tseem ceeb tshwj xeeb tshaj yog nyob rau hauv lub kaum sab xis ntawm lub mandibular fractures, qhov twg muaj zog masticatory rog tam sim no.
Titanium Alloy: Lub zog ua tau raws li Biocompatibility
Kev xaiv cov khoom tseem ceeb ib yam li kev tsim kho tshuab. Titanium alloys (feem ntau Ti-6Al-4V) siv nyob rau hauv 1.5 hli CMF screws muab ib tug zoo heev zog-rau-qhov hnyav piv thiab tshwj xeeb biocompatibility. Tsis zoo li stainless hlau, titanium tsis corrode hauv vivo thiab txo qhov kev pheej hmoo ntawm kev tsis haum tshuaj.
Qhov tseem ceeb tshaj, qhov osseointegrative xwm ntawm titanium txhawb nqa cov pob txha mus sij hawm ntev nyob ib ncig ntawm cov ntsia hlau, txhim kho kev ruaj ntseg nyob rau lub sij hawm thiab txo txoj hauv kev ntawm kev cog qoob loo. Qhov no yog ib qho tseem ceeb nyob rau hauv cov xwm txheej uas yuav tsum tau kho lub sij hawm ntev, xws li post-tumor mandibular reconstruction los yog post-traumatic zygomatic realignment.
Kev Siv Tshuaj Kho Mob: Los ntawm Zygoma mus rau Mandible
Cia peb tshuaj xyuas yuav ua li cas 1.5 hli titanium self-drilling screws yog siv rau hauv cov chaw kho mob tshwj xeeb:
Zygomaticomaxillary Complex (ZMC) Fractures: Vim lub complex anatomy thiab cosmetic tseem ceeb ntawm lub midface, meej ntsia hlau qhov chaw yog qhov tseem ceeb. Self-drilling screws txo qis kev tuav tswj thiab txhim kho cov ntsia hlau trajectory tswj, kom ntseeg tau tias qhov tseeb txo thiab kho.
Orbital Floor Repairs: Hauv cov pob txha nyias orbital, dhau-drilling tuaj yeem cuam tshuam cov qauv kev ncaj ncees. Ib tug self-drilling ntsia hlau muab kev ruaj ntseg fixation nrog tsawg heev pob txha raug mob, txhawb mesh los yog phaj implants siv los reconstruct lub orbital pem teb.
Mandibular Angle Fractures: Cov pob txha no nyob rau hauv kev ua haujlwm siab. Self-drilling screws muab kev ruaj ntseg thawj zaug, txo qis micro-txoj kev thiab txhawb kev ua haujlwm ntxov yam tsis muaj kev cuam tshuam rau pob txha kho.
Txhim kho kev phais mob thiab cov txiaj ntsig ntawm tus neeg mob
Los ntawm cov txheej txheem pom zoo, siv 1.5 hli tus kheej tho titanium screws txhais ua lub sijhawm ua haujlwm luv, txo kev siv cov cuab yeej, thiab tsawg dua cov kauj ruam phais - tag nrho cov uas ua rau txo qis kev pheej hmoo thiab txhim kho kev ua haujlwm hauv chav ua haujlwm.
Rau cov neeg mob, cov txiaj ntsig zoo sib npaug: rov qab sai dua, txo qis kev pheej hmoo kis tus kab mob vim txo qis kev phais, thiab kho kom zoo dua qub. Hauv cov xwm txheej uas muaj ntau qhov chaw tawg, cov ntsia hlau no tso cai rau cov kws phais neeg ua haujlwm sai thiab raug yam tsis muaj kev cuam tshuam txog kev ua haujlwm biomechanical.
CMF tus kheej-drilling ntsia hlau 1.5 hli titanium tsim ua piv txwv li cas kev xav engineering - nqes mus rau cov khoom thiab xov geometry - tuaj yeem ua rau muaj txiaj ntsig kev txhim kho hauv kev phais. Txawm nyob rau hauv kev raug mob los yog xaiv reconstruction, qhov no me me tab sis muaj zog implant txhim kho ob qho tib si kev phais precision thiab mus sij hawm ntev tus neeg mob noj qab haus huv.
Ntawm Shuangyang Medical, peb muab OEM thiab kev cai daws teeb meem rau titanium CMF screws, kom ntseeg tau tias txhim khu kev qha fixation nyob rau hauv lub feem ntau xav tau kev phais mob. Yog tias koj tab tom nrhiav kev txhim kho koj lub tshuab fixation nrog txiav-ntug nws tus kheej-drilling thev naus laus zis, peb pab pawg tau npaj los pab nrog kev pom zoo thiab kev txhawb nqa.
Post lub sij hawm: Lub Xya hli ntuj-25-2025