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Dab tsi yog intramedullary rau tes?

Views: 78     Author: Site Editor Publish Time: 2022-09-20 Keeb Kwm: Qhov chaw

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Dab tsi yog intramedullary ntsia thawv?


Intramedullary nailing yog phais kho cov pob txha tawg thiab ua kom nws ruaj khov. Cov pob txha feem ntau kho los ntawm cov txheej txheem no yog tus ncej puab, ci ntsa iab, lub duav, thiab sab caj npab. Ib tug ntsia thawv ruaj khov los yog pas nrig yog muab tso rau hauv nruab nrab ntawm cov pob txha. Nws yuav pab kom koj muaj peev xwm muab qhov hnyav ntawm cov pob txha.


Dab tsi yog intramedullary ntsia thawv siv rau?


Feem ntau femoral ncej tawg yog kho phais. Ntau qhov kev tshawb fawb tau qhia tias kev phais mob thaum ntxov yog cuam tshuam nrog kev txo cov teeb meem thiab kev tuag. Tus ntsia thawv intramedullary yog ib tug hlau pas nrig uas tau muab tso rau hauv lub medullary kab noj hniav ntawm ib tug pob txha thiab hla cov pob txha pob txha nyob rau hauv thiaj li yuav muab kev pab txhawb nqa rau cov pob txha tawg. Intramedullary nailing yog tam sim no suav hais tias yog 'tus qauv kub' rau kev kho mob ntawm femoral ncej fractures. Cov lus pom zoo ntawm intramedullary nailing suav nrog kev nyob hauv tsev kho mob luv luv, kev sib koom ua ke sai ntawm cov pob txha thiab kev siv thaum ntxov ntawm cov ceg.


Muaj ntau ntau yam sib txawv ntawm cov ntsia hlau intramedullary thiab cov txheej txheem phais kev siv. Ib qho kev tsis sib haum xeeb tseem ceeb yog seb tus ntsia thawv yuav tsum tau muab tso rau hauv lub kwj dej ntawm lub hauv caug thiab thawb lub kwj dej (retrograde nailing) lossis ntawm lub duav thiab thawb rau hauv kwj dej (antegrade nailing). Lub ntsiab lus nkag rau antegrade nailing (piriformis fossa piv rau ntau dua trochanteric nkag) kuj muaj kev tsis sib haum xeeb. Lwm qhov teeb meem yog seb cov ntsia hlau intramedullary yuav tsum tau muab tso nrog reaming (qhov twg lub medullary kab noj hniav yog nthuav ua ntej ntsia thawv insertion) los yog tsis reaming. Ib yam li ntawd, tsis tau muaj kev pom zoo txog qhov cuam tshuam ntawm ntau hom ntawm tes, xws li cov ntsia hlau sib txuas (nrog rau cov ntsia hlau xauv tso rau hauv cov pob txha ntawm qhov kawg ntawm cov ntsia hlau kom ruaj ntseg nyob rau hauv txoj hauj lwm) los yog Ender rau tes, qhov twg ob los yog ntau tshaj cov ntsia hlau tau muab tso rau hauv lub medullary kab noj hniav nyob rau hauv ib txoj kev tshwj xeeb los tuav lawv nyob rau hauv qhov chaw.


Puas yog tus ntsia thawv intramedullary yuav tsum tau muab tshem tawm?


Cov ntsia hlau intramedullary siv los kho cov pob txha femoral tej zaum yuav xav tau kev tshem tawm rau ntau yam laj thawj. Qee qhov pom zoo kom tshem tag nrho cov ntsia hlau zoo li no tom qab kho pob txha, hos lwm tus nyiam tshem tawm tsuas yog cov uas ua rau cov tsos mob.Txawm li cas los xij, kev tshem tawm cov ntsia hlau tsis zoo tuaj yeem nyuaj thiab siv sijhawm.


Yuav ua li cas tshem tawm cov ntsia hlau intramedullary?


Muab tus neeg mob tso rau hauv txoj hauj lwm ncaj nraim uas siv lub hnab beanbag lossis lwm yam khoom siv rau ntawm lub rooj ua haujlwm radiolucent. Npaj tag nrho cov ceg, lub pob tw, thiab lub cev mus rau tav. Drape tus ceg tawm kom tso cai rau lub duav thiab lub hauv caug kom ua haujlwm. Flex lub duav mus yuav luag 90 °. Tshem cov proximal thiab distal locking screws nyob rau hauv tus qauv zam. Tso ib txoj hlua rau ntawm tus ncej puab thiab tau txais ib daim duab fluoroscopic ntawm lub duav sib npaug. Kho cov hlau kom coincide nrog tus ntsia thawv femoral ntawm sab saib. Kos ib kab raws cov hlau, txuas mus rau hauv lub pob tw. Externally tig tus ncej puab thiab kos ib kab nyob rau hauv ib tug zoo xws li kev txiav txim siab anteroposterior ntsia thawv txoj hauj lwm. Qhov kev sib tshuam ntawm ob kab qhia qhov chaw ntawm qhov kev txiav rau qhov muab cov extractor. Yog tias cov pob txha heterotopic raug tshem tawm, qhov kev phais yuav tsum tau ua kom loj dua. Lub qhov txhab yog bluntly nthuav nrog loj Mayo txiab. Thaum tus ntsia thawv mus txog lub txiab yog siv los tuav lub qhov txhab qhib, thiab ib tug 3.2 guidewire yog ntxig rau ntawm txiab kom txog thaum nws kov tus ntsia thawv. Cov txiab raug tshem tawm, thiab cov lus qhia tus pin raug kho kom txog thaum nws nkag mus rau hauv tus ntsia thawv. Cov duab anteroposterior thiab lateral dluab ntawm lub duav tau txais kom paub meej tias qhov kev tso kawm ntawm tus taw tes rau hauv tus ntsia thawv. Lub khob hliav qab-zoo li tus femoral extractor ntawm lub extraction bar yog muab tso rau hauv lub qhov txhab, hla tus taw qhia tus pin. Lub extractor yog maj mam tab sis forcefully screwed rau hauv tus ntsia thawv. Thawj qhov hla yuav tsis tuaj yeem koom nrog cov ntsia hlau, tab sis nws yuav tshem tawm ntau cov ntaub so ntswg uas cuam tshuam. Lub extractor yog reinserted nyob rau hauv phau ntawv qhia tus pin los yog hlau thiab nruj nreem rau ntawm tus ntsia thawv nrog quab yuam kom txaus yuav tsum tau siv cov wrenches. Lub slotted mallet yog siv los rauj tus ntsia thawv tawm. Lub qhov txhab yog irrigated thiab kaw nyob rau hauv tus txheej txheem zam.


Yuav Ua Li Cas Orthopedic Implants thiab Orthopedic Instruments?


Rau CZMEDITECH , peb muaj cov khoom lag luam tiav heev ntawm kev phais orthopedic implants thiab cov cuab yeej siv, cov khoom suav nrog txha caj qaum, intramedullary rau tes, kev raug mob phaj, xauv phaj, cranial-maxillofacial cov, prosthesis, cov cuab yeej siv zog, sab nraud fixators, arthroscopy, Veterinary saib xyuas thiab lawv cov cuab yeej txhawb nqa.


Tsis tas li ntawd, peb tau cog lus los tsim cov khoom tshiab thiab nthuav dav cov khoom lag luam, txhawm rau ua kom tau raws li kev xav tau ntawm kev phais ntawm ntau tus kws kho mob thiab cov neeg mob, thiab tseem ua rau peb lub tuam txhab muaj kev sib tw ntau dua nyob rau hauv tag nrho lub ntiaj teb orthopedic implants thiab instruments kev lag luam.


Peb xa tawm thoob ntiaj teb, yog li koj tuaj yeem ua tau tiv tauj peb ntawm email chaw nyob song@orthopedic-china.com rau ib qho kev tsocai pub dawb, lossis xa lus ntawm WhatsApp rau cov lus teb ceev +86- 18112515727 .



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