Cov Khoom Siv Zoo Tshaj Plaws rau Kev Phais Mob Plawv

Kev phais plawv yog ib qho kev ua haujlwm nyuaj uas xav tau cov ntaub ntawv raug thiab txhim khu kev qha kom ntseeg tau tias cov txiaj ntsig zoo tshaj plaws ntawm tus neeg mob. Ntawm cov ntaub ntawv no, cov xov ua lub luag haujlwm tseem ceeb hauv kev tswj hwm kev kho phais, tshwj xeeb tshaj yog hauv cov txheej txheem kho mob uas cuam tshuam nrog cov hlab ntsha thiab lub plawv. Hauv tsab xov xwm no, peb yuav tshawb nrhiav cov ntaub ntawv xov zoo tshaj plaws rau kev phais plawv, tsom mus rau lawv cov khoom, cov txiaj ntsig, thiab cov xwm txheej siv tshwj xeeb los pab cov kws kho mob txiav txim siab zoo.

Vim Li Cas Xaiv Cov Khoom Siv Suture Zoo Thiaj Tseem Ceeb

Hauv kev phais plawv, kev xaiv cov khoom siv xaws kom raug yog qhov tseem ceeb heev vim nws cuam tshuam ncaj qha rau kev ua tiav ntawm kev phais thiab cov txheej txheem kho. Cov xaws yuav tsum muaj zog txaus los tuav cov ntaub so ntswg ua ke thaum muaj kev nyuaj siab thaum tseem mos txaus kom tsis txhob ua rau puas tsuaj. Tsis tas li ntawd, lawv yuav tsum muaj cov yam ntxwv zoo heev rau kev tuav, txo cov ntaub so ntswg ua haujlwm, thiab muaj kev ruaj ntseg zoo kom tsis txhob muaj teeb meem.

Cov Khoom Siv Suture Zoo Tshaj Plaws rau Cov Txheej Txheem Plawv

1.Cov xov polyester

Polyester yog ib yam khoom siv ua los ntawm cov khoom siv hluavtaws, uas tsis nqus tau uas siv dav hauv kev phais plawv. Nws muaj lub zog tensile siab thiab cov khoom siv zoo heev, ua rau nws zoo tagnrho rau kev kho cov hlab ntsha anastomosis thiab cov txheej txheem hloov valve. Cov xov polyester tau txais kev nyiam tshwj xeeb rau lawv qhov ruaj khov thiab tsawg kawg nkaus cov tshuaj tiv thaiv ntawm cov nqaij, txo qhov kev pheej hmoo ntawm kev mob. Piv txwv li, hauv kev phais mob plawv (CABG), cov xov polyester pab ua kom muaj kev sib txuas ruaj ntseg thiab ntev ntawm cov xov thiab cov hlab ntsha hauv zos.

2.Cov xov polypropylene

Polypropylene yog lwm qhov kev xaiv nrov rau kev siv rau cov hlab ntsha hauv lub plawv, paub txog nws qhov yooj ywm thiab biocompatibility. Nws kuj yog ib yam khoom uas tsis nqus tau, uas muaj txiaj ntsig zoo rau kev phais mob uas xav tau kev txhawb nqa cov ntaub so ntswg mus sij hawm ntev. Nws qhov chaw du txo cov ntaub so ntswg raug mob thaum lub sijhawm hla, ua rau nws tsim nyog rau kev kho cov hlab ntsha me me. Polypropylene txoj kev tiv thaiv kab mob thiab cov ntaub so ntswg tsis tshua muaj zog ua rau nws yog ib qho kev xaws zoo rau cov txheej txheem xws li kev kho cov hlab ntsha aortic aneurysm.

3.ePTFE (Expanded Polytetrafluoroethylene) Cov xov txuas

Cov xov ePTFE tiv taus kev hloov pauv zoo heev, ua rau lawv yog qhov kev xaiv zoo heev rau kev kho cov hlab ntsha uas muaj kev ntxhov siab siab. Lawv muaj txiaj ntsig zoo rau kev phais mob uas muaj cov khoom siv hluavtaws, vim tias lawv muab kev sib raug zoo zoo rau cov nqaij thiab kev sib txhuam tsawg. Cov kws phais mob feem ntau xaiv ePTFE rau nws lub peev xwm los tswj cov hlab ntsha anastomoses nyuaj yam tsis txiav los ntawm phab ntsa hlab ntsha, yog li tiv thaiv cov teeb meem tom qab phais mob xws li kev los ntshav ntawm cov xov.

Cov xov uas nqus tau thiab cov xov uas tsis nqus tau

Kev nkag siab txog qhov sib txawv ntawm cov xov uas nqus tau thiab cov xov uas tsis nqus tau yog qhov tseem ceeb rau kev xaiv cov khoom siv zoo rau cov txheej txheem plawv.

•Cov xov uas nqus tau:Cov xov no maj mam tawg hauv lub cev thiab raug nqus mus rau hauv lub sijhawm. Feem ntau lawv siv rau hauv cov xwm txheej uas kev txhawb nqa qhov txhab ib ntus txaus. Txawm li cas los xij, hauv kev phais plawv, cov xov uas nqus tau tsis tshua muaj vim tias lawv tsis muab kev txhawb nqa tas mus li uas xav tau rau kev kho mob tseem ceeb.

•Cov xov uas tsis nqus tau:Raws li lub npe qhia, cov xov no yog tsim los kom nyob hauv lub cev mus tas li lossis kom txog thaum lawv raug tshem tawm. Cov xov uas tsis nqus tau xws li polyester, polypropylene, thiab ePTFE yog cov kev xaiv txheem rau cov txheej txheem plawv, muab kev ruaj khov mus sij hawm ntev thiab txo qhov kev pheej hmoo ntawm aneurysm dilatation.

Lub Luag Haujlwm ntawm Qhov Loj ntawm Suture hauv Kev Phais Mob Plawv

Kev xaiv qhov loj ntawm cov xov kom raug kuj tseem ceeb ib yam li cov khoom siv nws tus kheej. Hauv kev phais plawv, cov xov me me (xws li 6-0 lossis 7-0) feem ntau siv vim tias lawv txo cov nqaij raug mob thiab ua kom raug dua, tshwj xeeb tshaj yog rau cov qauv hlab ntsha me me. Txawm li cas los xij, cov loj dua tuaj yeem siv rau hauv cov cheeb tsam uas xav tau lub zog thiab kev txhawb nqa ntxiv, zoo li hauv kev kho cov hlab ntsha aortic.

Kev Kawm Txog Cov Ntaub Ntawv: Kev Ua Tau Zoo Hauv Kev Kho Mob Coronary Artery Bypass Grafting (CABG)

Ib txoj kev tshawb fawb uas muaj cov neeg mob CABG tau qhia txog qhov ua tau zoo ntawm cov xov polyester hauv kev ua tiav cov grafts. Cov kws phais tau pom tias polyester lub zog tensile siab thiab cov ntaub so ntswg tsawg kawg nkaus tau pab txo qis cov teeb meem tom qab phais thiab txhim kho tag nrho cov graft patency. Cov pov thawj no qhia txog cov khoom siv no haum rau cov txheej txheem tseem ceeb ntawm lub plawv uas cov xov ruaj khov thiab txhim khu kev qha yog qhov tseem ceeb.

Cov Lus Qhia rau Kev Tswj Xyuas Kev Ncaj Ncees ntawm Suture

Kev siv cov xov kom raug thaum lub sijhawm phais mob tuaj yeem cuam tshuam loj heev rau cov txiaj ntsig. Cov kws phais mob yuav tsum tsis txhob siv zog ntau dhau thaum khi cov pob caus, vim qhov no tuaj yeem ua rau cov nqaij puas tsuaj lossis cov xov tawg. Tsis tas li ntawd, kev ua kom tsawg kawg nkaus kev tuav thiab siv cov txheej txheem tsim nyog rau kev khi cov pob caus tuaj yeem pab tswj cov qauv ntawm cov xov, txhim kho lawv txoj kev ua haujlwm thaum lub sijhawm kho.

Yav Tom Ntej ntawm Cov Khoom Siv Suture hauv Kev Phais Mob Plawv

Kev nce qib hauv kev siv tshuab xaws xov yeej hloov pauv tas li, nrog rau kev tsom mus rau kev txhim kho kev nyab xeeb ntawm tus neeg mob thiab txhim kho cov txiaj ntsig phais. Cov kev tsim kho tshiab xws li cov tshuaj tua kab mob thiab cov xov paj bioactive uas txhawb kev kho mob tam sim no tab tom tshawb nrhiav hauv kev siv plawv. Cov kev txhim kho no lub hom phiaj yog txo cov kab mob thiab txhawb kev sib koom ua ke zoo dua nrog cov ntaub so ntswg, muab cov cib fim zoo rau yav tom ntej ntawm kev phais plawv.

Kev xaiv cov khoom siv xaws kom raug rau kev phais plawv yog qhov kev txiav txim siab tseem ceeb uas tuaj yeem cuam tshuam rau cov txiaj ntsig ntawm tus neeg mob. Cov ntaub ntawv xws li polyester, polypropylene, thiab ePTFE muaj lub zog zoo heev, ruaj khov, thiab tsis tshua muaj kev cuam tshuam rau cov nqaij, ua rau lawv zoo tagnrho rau cov txheej txheem plawv nyuaj. Los ntawm kev nkag siab txog cov yam ntxwv tshwj xeeb ntawm cov xaws no thiab xav txog cov yam ntxwv xws li qhov loj ntawm cov xaws thiab cov txheej txheem tuav, cov kws phais tuaj yeem ua cov kev xaiv uas muaj kev paub zoo uas txhim kho kev ua tiav ntawm kev phais thiab txhawb kev kho mob zoo dua.

Rau cov kws kho mob uas xav txhim kho lawv cov txheej txheem phais thiab cov txiaj ntsig, kev siv sijhawm los xaiv cov khoom siv xaws kom raug yog qhov tseem ceeb. Txawm tias koj tab tom kho cov hlab ntsha ib txwm lossis kho cov hlab ntsha nyuaj, kev xaws kom raug tuaj yeem ua qhov sib txawv.