Natural absorbable sutures.
plab
Lub plab yog ib qho bioabsorbable suture uas yog ua los ntawm cov yawg me hauv plab hnyuv. Lub sij hawm nqus tau lub cev yog luv dua, feem ntau yog 4 ~ 5 d, siv rau kev ligation thiab tawv nqaij. Qhov ntev ntawm lub plab hnyuv ntxwm los ntawm tus neeg ua haujlwm crosslinking chromium tuaj yeem txog 14 ~ 21 d, uas yuav siv tau los siv cov ntaub so ntswg tob.
Txhuav lo lus pov thawj
Txhob lo lo ntxhuav yog ib hom qoob loo ntawm cov kua protein, cov kabmob ua cov kabmob muaj ntau yam khoom zoo: (1) cov khoom siv ntawm cov amino acids ntawm lub cev xav tau, sewn rau hauv lub cev tom qab mus txog 6 lub hlis ntawm kev hloov maj mam deg, tsuas yog, kuj yuav muab tau cov khoom ntawm tib neeg lub cev; Lub zog yog siab tshaj lub plab, lub pob cyuam tsis yooj yim, lub pob caus raug zoo; Kev nqhis dej zoo, ua kom maj mam nthuav thiab sau lub qhov muag rab koob tom qab infiltrated los ntawm cov ntshav, txo cov ntshav ntws tawm ntawm lub suture, thiab qhov zoo ntawm lub cev yog zoo.
Collagen fibers yuav nqus tau cov khoom siv.
Collagen yog lub ntsiab tivthaiv ntawm daim tawv nqaij, pob txha mos thiab ligament cov tsiaj. Collagen fiber ntau absorbable suture muaj cov yam ntxwv nram qab no: zoo biocompatibility, biodegradable absorbent, tsis muaj lub cev txawv teb chaws, thiab collagen nrog tsawg antigenicity, yuav txhawb kev loj hlob ntawm lub hlwb.
Chitin thiab chitosan tuaj yeem nqus tau cov kab hauv lub cev.
Nrog chitin, chitosan raws li cov khoom siv absorbable phais muab cov khoom noj, cov tshuaj tua kab mob, yog txoj kev dav vim tias lawv muaj peev xwm tiv thaiv kab mob, tsis tas yuav ua kom muaj zog kom tsis txhob muaj zog. Chitosan yog cov khoom siv zoo heev, muaj tshuaj nyob rau hauv, tsis muaj kev sib tw rau lwm lub teb chaws, kev tsim kho ntawm lub plab suture, siv yooj yim kom nqus tau los ntawm tib neeg lub cev, tawm qhov muag ntawm qhov mob, kuj tuaj yeem ua rau khov lub qhov txhab, accelerate lub qhov txhab kho.
