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Dab tsi yog titanium elastic ntsia thawv?

Views: 28     Author: Site Editor Publish Time: 2022-09-26 Keeb Kwm: Qhov chaw

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Elastically stabilized intramedullary rau tes (ESINs) yog ib txoj hauv kev rau kev phais kom ruaj khov ntawm cov pob txha ntev hauv cov menyuam yaus. Nws yog dav siv los kho cov pob txha tsis ruaj khov ntawm lub vojvoog, ulna, femur, thiab qee zaus tibia thiab humerus. Nws kuj yog siv los kho cov kab mob pathological ntawm cov pob txha ntev hauv cov menyuam yaus. ESIN muab kaw pob txha fixation tsis qhib qhov chaw tawg, peb-point stability, thiab khaws cia ntev thiab kev sib hloov nyob rau hauv transverse, luv oblique fractures. Raws li lub load-sib koom cog cog, nws tso cai rau thaum ntxov txav ntawm ceg. Feem ntau, elastically ruaj khov intramedullary rau tes raug tshem tawm tom qab kho pob txha.


Femoral pob txha


Cov kev qhia ntawm ESIN hauv femoral fractures yog: hnub nyoog ntawm 4 thiab 14 xyoo thiab femoral fractures nyob rau hauv ntau yam kev raug mob.


Tus neeg mob tau muab tso rau ntawm lub rooj orthopedic traction, thiab qhov luaj li cas ntawm lub khau raj yog yoog raws qhov loj ntawm tus me nyuam ceg. Lub fluoroscope yuav tsum tau kom tau txais antero-posterior (AP) thiab latero-lateral (LL) views ntawm tus ncej puab cuam tshuam thiab muab tso rau kom pom qhov pom ntawm lub femur ntawm lub duav mus rau hauv caug theem. Qhov tau txais kev txo qis yog kuaj xyuas hauv ob qho tib si AP thiab LL views, thiab kev sib hloov kuj raug txheeb xyuas.

Kev xaiv ntawm cov rau tes Tus ntsia thawv txoj kab uas hla yuav tsum ua raws li txoj cai dav dav rau kev xaiv cov rau tes. Cov kev faib tawm hauv qab no tuaj yeem siv los ua lwm hom kev sib txawv, uas cuam tshuam nrog tus menyuam lub hnub nyoog:

- 6-8 xyoo: 3 hli txoj kab uas hla;

- 9-11 xyoo: 3.5 hli txoj kab uas hla;

- 12-14 xyoo: 4 mm inch.

Qhov ntev ntawm cov rau tes yog sib npaug ntawm qhov kev ncua deb ntawm cov pob txha loj hlob mus rau qhov loj dua trochanter pob txha loj hlob.


Diaphyseal pob txha


Qhov sib thooj thiab nruab nrab thib peb Nyob rau hauv cov ntaub ntawv ntawm diaphyseal fractures nyob rau hauv proximal thiab nruab nrab thib peb, C-shaped mus kom ze, nrog rau cov ntsia hlau ntxig retrograde los ntawm qhov distal metaphysis, yog xaiv. Nyob rau hauv cov ntaub ntawv ntawm proximal fractures, proximal ntsis ntawm cov rau tes yog khoov, thaum rau nruab nrab-diaphyseal fractures, nruab nrab ntawm tus ntsia thawv yog nkhaus. Thaum kawg ntawm kev ua haujlwm, nyob rau hauv cov ntaub ntawv ntawm transverse fractures, cov fragments raug cuam tshuam nyob rau hauv thiaj li yuav tsis muaj residual distraction, uas yuav ua tau lub luag hauj lwm rau qhov tsis sib npaug ntawm qhov ntev ntawm cov ceg. Nyob rau hauv cov ntaub ntawv ntawm oblique los yog comminuted fractures, lub distal tip yog khoov thiab cuam tshuam rau hauv cov pob txha kom tsis txhob telescoping ntawm cov fragments thiab tsiv teb tsaws ntawm cov rau tes.

Lub ntuj nyiam ntawm cov pob txha no yog ua kom luv luv ntawm 5-10 hli tam sim tom qab ua haujlwm, uas yuav tau them nyiaj los ntawm kev txhawb nqa ntawm kev loj hlob thaum lub sij hawm sib sau ua ke ntawm cov pob txha.


Tibial fractures


Qhov chaw thiab kev npaj ntawm tus neeg mob Tus neeg mob tau muab tso rau ntawm lub rooj orthopedic txhawm rau pab txo qis. Lub xub ntiag ntawm fluoroscope yog yuav tsum tau rau kev tswj intraoperative. Lub chaw ua haujlwm yuav tsum muaj lub hauv caug.


Ntxig ntawm cov rau tes 


Cov ntsia hlau elastic yog ib txwm tso antegrade rau hauv qhov sib thooj metaphysis, ntawm antero-lateral thiab anteromedial qhov chaw.

Tus ntsia thawv txoj kab uas hla txawv ntawm 2.5 thiab 4 hli, nyob ntawm tus neeg mob lub hnub nyoog. Kev siv rauj rau kev nce qib ntawm cov rau tes yog tso cai tab sis yuav tsum tau siv ceev faj.

Qhov zoo ntawm qhov kev txo qis yog ua kom ntseeg tau los ntawm tus ntsia thawv txoj kab uas hla thiab qhov degree ntawm dabtsi yog khoov.

Cov ntsia hlau yuav tsum tsis txhob cuam tshuam rau hauv cov pob txha tshem tawm ntawm qhov distal metaphysis ua ntej kev txo qis yog zoo meej; txwv tsis pub, cov txheej txheem kho yuav ua rau osteosynthesis destabilizes.

Ua ntej muaj kev cuam tshuam, kev sib hloov ntawm cov khoom tawg tau raug kuaj xyuas thiab, nyob rau hauv cov ntaub ntawv ntawm qhov seem ntawm varus deformity, qhov no raug kho los ntawm kev khoov ntau dhau ntawm tus ntsia thawv. Thaum kawg ntawm kev ua haujlwm, traction yog so thiab cov khoom tawg yog cuam tshuam.

Nyob rau hauv cov ntaub ntawv ntawm comminuted fractures, lub proximal cov lus qhia ntawm cov rau tes uas nyob sab nraum cov pob txha yog khoov ntawm 90 ° thiab cuam tshuam rau hauv cov pob txha cortical los tiv thaiv lub telescoping ntawm fragments.


Humeral tawg


Cov lus qhia ntawm ESIN hauv cov pob txha humeral sib txawv nyob ntawm qhov chaw tawg: qhov sib thooj metaphysis lossis diaphysis. Nyob rau hauv cov pob txha ntawm lub caj dab phais ntawm lub humerus, ESIN yog qhia vim hais tias nws txo lub sij hawm ntawm immobilization yuav tsum tau nyob rau hauv cov ntaub ntawv ntawm conservative kev kho mob.


Nyob rau hauv cov ntaub ntawv ntawm diaphyseal pob txha, kev siv cov ntsia hlau elastic yog qhia txawm hais tias muaj radial paj hlwb.


Ntxig rau cov ntsia hlau Cov ntsia hlau yog ntxig siv txoj kev retrograde. Cov ntsiab lus ntxig yog pom nyob rau sab npoo ntawm thaj tsam supracondylar, muaj kev taw qhia tom qab-sab tom qab thiab qhov sib thooj inclination. Cov ntsiab lus nkag tau npaj siv lub laum vim tias cov pob txha cortical hauv cheeb tsam no nyuaj heev. Txoj kab uas hla ntawm cov ntsia hlau sib txawv ntawm 2.5 thiab 3.5 hli, thiab lawv tau khoov tib yam. Cov ntsia hlau yog ntxig los ntawm ntsug phau ntawv siab thiab rotating txav. Yog tias qhov tawg ntawm qhov sib thooj metaphyseal tsis tuaj yeem raug txo kom txaus, 1800 kev sib hloov ntawm cov rau tes pab txhawb qhov kev txo qis. Yog tias, txawm li cas los xij, kev txo qis yog ua tsis tau, Kirschner phau ntawv qhia-xaim tau muab tso rau hauv qhov sib thooj ua ntej qhib kev txo qis. Nyob rau hauv cov ntaub ntawv ntawm oblique diaphyseal fractures, nws yog ib qho tseem ceeb kom tsis txhob cov rau tes tawm hauv medullary kwj dej thiab migrating posteriorly mus rau hauv lub radial paj hlwb sulcus. Tom qab ob lub rau tes tau hla qhov chaw tawg, lawv raug cuam tshuam rau hauv cov pob txha tshem tawm ntawm qhov sib thooj metaphysis.


Forearm fractures


Kev kho mob orthopedic hauv forearm fractures raug lees txais, tab sis qhov kev tso cai txwv tsis pub hloov kho angulation tau paub zoo. Yog tias cov kev txwv no dhau los lossis nyob rau hauv cov ntaub ntawv ntawm kev kho mob orthopedic tsis ua haujlwm, kaw qhov txo qis thiab ESIN tau qhia hauv forearm fractures.


Cov txheej txheem kev ua haujlwm Tus neeg mob tau muab tso rau hauv dorsal decubitus, nrog rau lub hauv pliaj cuam tshuam ntawm lub rooj sib tham radiotransparent.

Txoj kab uas hla ntawm cov ntsia hlau siv nws txawv ntawm 2.5 thiab 3 hli. Tus ntsia thawv ulnar yog yuav luag ncaj, thaum tus ntsia thawv radial muaj lub cim khoov txhawm rau txhawm rau kho qhov nkhaus pronatory ntawm lub vojvoog.


Fixation feem ntau pib nrog cov pob txha uas yooj yim dua los txo. Rau lub vojvoog, lub ntsiab lus nkag yog pom nyob rau hauv qhov distal metaphysis, saum toj no cov pob txha loj hlob, ntawm cov leeg ntawm qhov ntev thiab luv extensors ntawm tus ntiv tes xoo. Cov pob txha cortical raug nthuav tawm los ntawm ib qho kev phais me me thiab ib lub qhov drilled, uas yog loj los ntawm kev ncig. Tus ntsia thawv yog muab tso rau hauv medullary kwj dej mus txog rau qhov chaw tawg. Kev txo cov pob txha yog ua tiav thiab cov ntsia hlau tau nce mus rau hauv cov khoom sib thooj hauv qab fluoroscopic tswj.

Ib txoj kev zoo sib xws yog ua rau lub ulna, siv cov txheej txheem antegrade, nrog rau qhov chaw nkag ntawm qhov nruab nrab ntawm cov npoo ntawm olecranon.


Yuav Ua Li Cas Orthopedic Implants thiab Orthopedic Instruments?



Rau CZMEDITECH , peb muaj cov khoom lag luam ua tiav ntawm orthopedic phais 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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