Ngwaahịa Mma Mgbochi Wrinkles Injectable Plla Filler Poly-L-Lactic Acid
Nkọwa ngwaahịa
Ka anyị na-aka nká, abụba, mọzụlụ, ọkpụkpụ, na akpụkpọ ahụ dị n'ihu anyị na-amalite ịtalata. Mbelata nke olu a na-eduga n'ọdịdị ihu nke dara ada ma ọ bụ na-ada ada. A na-eji poly-l-lactic acid injectable mepụta nhazi, nhazi, na olu na ihu. A maara PLLA dị ka ihe na-eme ka anụ ahụ na-akpali akpali, nke na-enyere aka kpalie mmepụta collagen nke gị ka ọ dị mma n'ihu ma melite njigide akpụkpọ ahụ, na-ekpughere gị anya.
Ka oge na-aga, akpụkpọ ahụ gị na-agbaji PLLA n'ime mmiri na carbon dioxide. Mmetụta PLLA na-apụta nwayọọ nwayọọ karịa ọnwa ole na ole, na-arụpụta nsonaazụ okike.
COA
| NGWA | Ọkọlọtọ | Nsonaazụ ule |
| Nyocha | 99% poly-L-lactic acid | Dabara |
| Agba | Ọcha ntụ ntụ | Dabara |
| Isi | Enweghị isi pụrụ iche | Dabara |
| Nha urughuru | 100% gafere 80 mesh | Dabara |
| Ọnwụ na ihicha | ≤5.0% | 2.35% |
| Ihe fọdụrụ | ≤1.0% | Dabara |
| Igwe dị arọ | ≤10.0pm | 7ppm |
| As | ≤2.0pm | Dabara |
| Pb | ≤2.0pm | Dabara |
| Ihe fọdụrụ na pesticide | Ihe ọjọọ | Ihe ọjọọ |
| Ngụkọta ọnụ ọnụ efere | ≤100cfu/g | Dabara |
| Yist & ebu | ≤100cfu/g | Dabara |
| E.Coli | Ihe ọjọọ | Ihe ọjọọ |
| Salmonella | Ihe ọjọọ | Ihe ọjọọ |
| Mmechi | Dabaa na nkọwapụta | |
| Nchekwa | Echekwara ya na ebe dị jụụ na nkụ, zere ọkụ siri ike na ikpo ọkụ | |
| Ndụ nchekwa | Afọ 2 mgbe echekwara nke ọma | |
Ọrụ
1, Chebe akpụkpọ ahụ: Poly-L-Lactic Acid nwere mmiri solubility siri ike, nwere ike ichebe akpụkpọ ahụ mgbe ejiri ya mee ihe, na-ekere òkè na moisturizing, hydrating na ọrụ ndị ọzọ, na-enyere aka igbachi mmiri n'ime akpụkpọ anụ ahụ, gbochie akpịrị ịkpọ nkụ nke akpụkpọ ahụ kpatara. , peeling na mgbaàmà ndị ọzọ.
2. Ịgba dermis: Mgbe etinyere Poly-L-Lactic Acid n'elu akpụkpọ ahụ, ọ nwere ike ịkwalite nhazi nke keratinocytes, mee ka mmiri dị na dermis dịkwuo elu, na-eme ka akpụkpọ ahụ sie ike ma gbasaa capillaries, na-enyere aka melite àgwà akpụkpọ ahụ.
3, ebelata pores: Mgbe ahụ ejirila Poly-L-Lactic Acid mee ihe n'ụzọ ziri ezi, ọ nwere ike ịkwalite metabolism anụ ahụ, mee ka anụ ahụ dị ngwa na-emegharị ahụ, nyere aka melite nchịkọta sebum na pores, ma belata ọkpụkpụ pores.
Ngwa
1. nnyefe ọgwụ: Enwere ike iji PLLA kwadebe ndị na-ebu ọgwụ dị ka microspheres ọgwụ, nanoparticles ma ọ bụ liposomes maka ntọhapụ nke ọgwụ. Dịka ọmụmaatụ, enwere ike iji microspheres PLLA na ọgwụgwọ tumor. Site n'itinye ọgwụ mgbochi ọrịa kansa na microspheres, enwere ike nweta ntọhapụ nke ọgwụ na-aga n'ihu na anụ ahụ tumor.
2. Tissue engineering : PLLA bụ ihe a na-ahụkarị maka ịkwado anụ ahụ engineering scaffolds, nke a pụrụ iji mee ihe maka nrụzi na ịmaliteghachi ọkpụkpụ anụ ahụ, akpụkpọ anụ, arịa ọbara, akwara na anụ ndị ọzọ. Ihe nlegharị anya na-achọkarị ịdị arọ molekụla dị elu iji hụ na nkwụsi ike n'arụ ọrụ zuru oke yana ọnụego mbibi kwesịrị ekwesị na vivo 1.
3. Ngwa ahụike: A na-eji PLLA eme ihe n'ọtụtụ ebe n'ichepụta ngwaọrụ ahụike dị iche iche, dị ka sutures biodegradable, mbọ ọkpụkpụ, efere ọkpụkpụ, scaffolds na ihe ndị ọzọ, n'ihi na ọ dị mma biocompatibility na biodegradability. Dịka ọmụmaatụ, enwere ike iji ntụtụ ọkpụkpụ PLLA mee ka ọkpụkpụ gbajie, ka mgbaji ahụ na-agwọkwa, ntụtụ ahụ na-emebi ahụ n'enweghị mkpa ka ewepụ ya ọzọ.
4. Ịwa ahụ plastik: A na-ejikwa PLLA dị ka ihe na-ejuputa injectable ma jiri ya mee ihe n'ọhịa nke ịwa ahụ plastik. Site n'itinye PLLA n'okpuru akpụkpọ ahụ, a ga-eme ka nkwụsi ike na nhịahụ akpụkpọ ahụ dịkwuo mma iji nweta mmetụta nke ibelata ịka nká akpụkpọ ahụ. Ụdị ngwa a aghọwo ihe a ma ama na ọtụtụ ndị ọrịa dị ka nhọrọ ịwa ahụ plastik na-abụghị nke ịwa ahụ.
5. Nkwakọ nri nri: Site na mmụba nke mmata gburugburu ebe obibi, PLLA dị ka ihe na-emebi emebi enwetala nlebara anya dị ukwuu n'ihe gbasara nkwakọ nri. Ihe nkwakọ ngwaahịa nwere ike ibelata mmetụta na gburugburu ebe obibi ma belata mmetọ rọba. Ngosipụta na ngwa anya nke PLLA na-eme ka ọ bụrụ ihe nkwakọ ngwaahịa dị mma iji melite visibiliti nri.
Na nchịkọta, L-polylactic acid ntụ ntụ na-arụ ọrụ dị mkpa n'ọtụtụ ubi n'ihi na ọ dị mma biocompatibility, mmebi na plasticity.
Ngwungwu & Nbunye
