Zodzaza za Poly-L-Lactic Acid ( PLLA ) zasintha kwambiri ntchito zodzikongoletsera, ndikupereka yankho lokhalitsa komanso lowoneka bwino lochepetsera makwinya ndikubwezeretsanso kuchuluka kwa nkhope. Mosiyana ndi zodzaza zachikhalidwe za hyaluronic acid (HA), Zodzaza za PLLA zimalimbikitsa kupanga kolajeni , kuwonetsetsa kuti khungu liziyenda pang'onopang'ono komanso lokhazikika. Chimodzi mwazinthu zomwe zimadetsa nkhawa kwambiri ndi ma dermal fillers ndi kusamuka kwazinthu , komwe jekeseniyo imachoka pa malo oyamba, zomwe zimapangitsa kuti pakhale zotsatira zosagwirizana. Mwamwayi, zodzaza za PLLA zidapangidwa mwapadera kuti zikhalebe m'malo pomwe zikupereka zotsatira zabwino kwambiri zodzaza makwinya.
Kumvetsetsa Momwe PLLA Filler Imagwirira Ntchito
Mosiyana ndi zodzaza nthawi yomweyo, PLLA imagwira ntchito ngati collagen stimulator osati gel odzaza malo. Kamodzi jekeseni, PLLA microparticles imayambitsa njira yowonongeka yomwe imalowetsa m'malo mwa collagen yotayika pakapita nthawi. Makinawa amalola kusintha kwachilengedwe komanso kopitilira muyeso pakhungu, kupewa mawonekedwe 'odzaza' opangidwa ndi ma HA fillers.
Chifukwa chiyani PLLA Filler Sasuntha
1. Mapangidwe a Biodegradable Microsphere
Zodzaza za PLLA zimakhala ndi ma microspheres osasinthika omwe amatengedwa ndi thupi pakapita nthawi. Tizilombo tating'onoting'ono timeneti timakhalabe m'malo ochizira, zomwe zimapangitsa kuti ma fibroblasts apange collagen yatsopano. Mosiyana ndi ma fillers a HA, omwe amatha kusuntha chifukwa cha kusasinthika kwawo ngati gel, tinthu tating'ono ta PLLA timaphatikizana ndi minyewa yozungulira, kuteteza kusamuka.
2. Pang'onopang'ono Collagen kukondoweza
Popeza PLLA sipereka voliyumu yaposachedwa, palibe zinthu zochulukirapo zomwe zingasamuke. M'malo mwake, collagen imapangidwa ndendende pomwe chodzazacho chimayikidwa, kuwonetsetsa kuti zotsatira zake zimakhala zachilengedwe komanso zokhazikika. Njira yowongoleredwa yowongoleredwa ya collagen imachepetsa chiopsezo cha lumpiness kapena zosokoneza za contour.
3. Njira Yoyatsira Dermal Yakuya
Ma fillers a PLLA amabayidwa mwanzeru mu dermis yakuya kapena magawo ocheperako, pomwe amaphatikizidwa mu matrix akhungu. Kuyika kozama kumeneku kumalepheretsa kusamuka poyerekeza ndi zodzaza za HA, zomwe zimabayidwa mu dermis yowoneka bwino ndipo zimatha kusuntha pansi pakhungu.
4. Kugawa kwa Tinthu Zofanana
Ukadaulo wapadera woyimitsidwa wa PLLA umatsimikizira kugawa ngakhale ma microspheres kudera lonselo. Izi zimalepheretsa kugwedezeka ndikuchotsa kuthekera kwa kusamutsidwa kwa filler, zomwe zimapangitsa kuti ikhale yosalala komanso yowoneka bwino.
Zodzaza za PLLA zimalimbikitsa thupi kupanga kolajeni , kutanthauza kuti zotsatira zake zimatha mpaka zaka ziwiri kapena kupitilira apo poyerekeza ndi zodzaza za HA, zomwe nthawi zambiri zimatha miyezi 6-12.
2. Maonekedwe Achilengedwe
Kusintha kwapang'onopang'ono kwa zochita za PLLA kumalepheretsa kusintha kwadzidzidzi, kowoneka bwino komwe kumawonedwa ndi zodzaza zina. M'malo mwake, njira yotsitsimutsa khungu imachitika mobisa , zomwe zimatsogolera ku maonekedwe achilengedwe, aunyamata.
3. Kuchepetsa Kuopsa kwa Kusamuka ndi Mavuto
Popeza zodzaza PLLA zimaphatikizana ndi minyewa ya thupi m'malo modalira matrix a gel, chiwopsezo cha kusamuka kosafunikira kapena kusamuka kumachepetsedwa kwambiri.
4. Imalimbikitsa Kupanga Kolagen
M'malo mongodzaza makwinya , zodzaza za PLLA zimathandizira kumanganso kolajeni yotayika, kubwezeretsa kulimba kwa khungu komanso kukhazikika pakapita nthawi. Izi zimawapangitsa kukhala abwino kwa anthu omwe ali ndi vuto lochepa chifukwa cha ukalamba.
Katswiri waluso ayenera kutsatira njira yoyenera ya dilution ndi jakisoni kuti atsimikizire zotsatira zabwino. Majekeseni a Microdroplet mumtundu ngati gululi amathandizira kugawa tinthu tating'ono ta PLLA.
2. Kusisita Pambuyo pa Chithandizo
Pambuyo pa ndondomekoyi, odwala amalangizidwa kuti azisisita malo omwe amathandizidwa kwa mphindi 5, kasanu pa tsiku, kwa masiku asanu kuti ateteze mapangidwe a nodule ndikuonetsetsa kuti collagen ikukondoweza.
3. Njira Yothandizira Pang'onopang'ono
Mosiyana ndi zodzaza za HA, zomwe zimawonetsa zotsatira pompopompo, zodzaza za PLLA zimafunikira magawo angapo otalikirana milungu ingapo kuti akwaniritse zotsatira zabwino. Kuwongolera kwapang'onopang'ono kumeneku kumathandizira kupewa kuwongolera komanso kuonetsetsa kuti collagen yachilengedwe ikukula.
Ndani Angapindule ndi PLLA Fillers?
PLLA fillers ndi abwino kwa:
Anthu omwe ali ndi makwinya akuya kapena kuchepa kwa voliyumu
Dr. Emily Carter (MD, Fellow of the American Academy of Dermatology) ndi dotolo wodziwika bwino wa zodzikongoletsera ku New York City yemwe ali ndi zaka zopitilira 9 wodziwa ntchito za hyaluronic acid fillers, kuchiza ziphuphu zakumaso, komanso kuyang'ana pang'ono kumaso. Amadziwika makamaka chifukwa cha ukatswiri wake pamankhwala apamwamba obaya omwe amachepetsa zipsera, amalimbikitsa machiritso a khungu, ndikubwezeretsa kusalala kudzera mu jakisoni wokonzanso khungu ndi njira zolimbikitsira khungu.
