https://en.wikipedia.org/wiki/Microneedles

MicroneedleKev kho mob tuaj yeem ua rau muaj kev txhim kho tseem ceeb hauv daim tawv nqaij zoo nkauj, tab sis cov kev txhim kho no tsis tas mus li. Kev laus ntawm daim tawv nqaij, kev puas tsuaj ib puag ncig, thiab kev cuam tshuam ntawm kev ua neej nyob tshwm sim txhua hnub. Yuav ua li cas kom tswj tau qhov ruaj khov, ci ntsa iab, thiab smoothness cuam tshuam los ntawm kev kho microneedle kom ntev li ntev tau yog ib lo lus nug uas txhua tus neeg siv khoom uas xav tau lub siab - cov tawv nqaij zoo yuav tsum xav txog.

Ua ntej, nws yog ib qho tsim nyog kom nkag siab txog cov txheej txheem ntawm kev txiav txim thiab qhov cuam tshuam ntawm kev kho microneedle. Cov microneedles ua rau cov tawv nqaij kho qhov txhab los ntawm lub cev puas tsuaj, stimulating fibroblasts los ua ke tshiab collagen thiab elastic fibers. Nyob rau tib lub sijhawm, cov khoom siv kho mob tau qhia los ntawm cov kab mob microscopic. Tom qab kev kho mob, lub ncov ntawm collagen synthesis tshwm sim 4 mus rau 6 lub lis piam tom qab kev phais, thiab kev kho thiab maturation ntawm collagen yuav kav ntev li 3 mus rau 6 lub hlis. Yog li ntawd, cov nyhuv ntawm ib qho kev kho mob feem ntau ncav cuag nws qhov siab tshaj 2 mus rau 3 lub hlis tom qab kev phais thiab tom qab ntawd maj mam poob. Yuav kom tswj tau qhov kev xav tau, cov neeg feem coob xav tau kev kho kom tiav -feem ntau 3 mus rau 5 zaug, nrog rau lub sijhawm ntawm 3 mus rau 4 lub lis piam- kom ua tiav cov collagen ntau ntxiv. Tom qab ntawd, nws raug nquahu kom muaj kev kho mob txhua 2 mus rau 4 lub hlis, nyob ntawm hnub nyoog, hom tawv nqaij, thiab kev ua neej nyob.

Ntxiv nrog rau kev saib xyuas tsis tu ncua, kev txhim kho cov tawv nqaij niaj hnub yog qhov tseem ceeb sib npaug. Cov tawv nqaij tom qab kev kho mob microneedle tau txhim kho nws txoj kev nqus tau zoo ntawm cov khoom xyaw nquag, uas yog qhov zoo tshaj plaws "lub sijhawm kho cov tawv nqaij." Nws raug nquahu kom siv cov khoom uas muaj cov tshuaj tiv thaiv antioxidant siab thaum lub sijhawm kho mob, xws li L-ascorbic acid, vitamin E, ferulic acid, thiab lwm yam. Lawv tuaj yeem cuam tshuam cov dawb radicals thiab txo qis tus nqi ntawm collagen. Kev siv cov tshuaj retinoid tom qab kho microneedle yuav tsum tau ceev faj ntxiv. Nws raug nquahu kom tsim kom muaj kev ua siab ntev los ntawm qhov tsis tshua muaj siab tom qab daim tawv nqaij tau zoo tag nrho (feem ntau 2 lub lis piam tom qab kev phais). Ntxiv mus, kev tiv thaiv hnub ci nruj yog lub hauv paus rau kev tswj xyuas cov nyhuv ntawm microneedle kho. UVA nyob rau hauv lub hnub tuaj yeem nkag mus rau iav thiab huab cua thiab ncav cuag lub dermis txheej, ncaj qha degrading collagen fibers thiab elastic fibers. Cov kev tshawb fawb tau pom tias cov neeg uas tsis tiv thaiv lawv cov tawv nqaij los ntawm lub hnub ntev, txawm tias lawv tau txais kev kho mob microneedle tsis tu ncua, muaj qhov nce hauv collagen uas yog 40% qis dua cov neeg uas tiv thaiv lawv cov tawv nqaij.

Kev tswj kev ua neej kuj tseem ceeb sib npaug. Kev pw tsaug zog yog lub sijhawm kub rau lub cev rov qab los. Thaum pw tsaug zog sib sib zog nqus, qhov tso tawm ntawm kev loj hlob hormone muaj zog, uas tuaj yeem txhawb nqa collagen synthesis. Nws raug nquahu kom ua kom 7 mus rau 8 teev ntawm siab - pw tsaug zog zoo txhua hmo. Hais txog kev noj zaub mov, siab - cov protein zoo yog qhov chaw ntawm cov khoom siv raw rau collagen synthesis. Ntses, nqaij qaib, cov khoom soy, qe, thiab lwm yam yuav tsum tau muab tso rau hauv cov khoom noj txhua hnub. Vitamin C yog ib qho tseem ceeb cofactor nyob rau hauv cov txheej txheem ntawm collagen synthesis, thiab cov txiv hmab txiv ntoo tshiab thiab zaub xws li kiwi, citrus txiv hmab txiv ntoo, broccoli, thiab colourful peppers yog nplua nuj nyob rau hauv vitamin C. High-cov khoom noj qab zib tuaj yeem ua rau glycation cuam tshuam, ua rau kev sib txawv ntawm cov ntoo khaub lig- txuas ntawm collagen thiab poob elasticity. Yog li ntawd, tswj kev noj cov khoom qab zib thiab ua kom zoo zoo carbohydrates yog qhov txiaj ntsig zoo rau kev tswj xyuas cov nyhuv ntawm microneedling.

Kev tswj kev xav txog kev puas siab puas ntsws kuj yog ib feem tseem ceeb ntawm kev tswj xyuas cov teebmeem ntev -. Kev kho microneedle tuaj yeem txhim kho daim tawv nqaij zoo, tab sis nws tsis tuaj yeem thim rov qab cov txheej txheem kev laus, thiab tsis tuaj yeem tshem tawm tag nrho cov wrinkles uas twb muaj lawm sib sib zog nqus thiab sagging hnyav. Kev cia siab tsim nyog tuaj yeem ua rau cov neeg siv khoom tuaj yeem saib cov txiaj ntsig kev kho mob ntau dua, tsis txhob cuam tshuam nrog kev kho mob ntau zaus vim kev nrhiav kev ua tiav ntau dhau. Kev tswj xyuas kev sib txuas lus zoo nrog cov kws kho mob, ua cov kev ntsuam xyuas ntawm daim tawv nqaij tsis tu ncua, thiab hloov kho cov phiaj xwm kho mob kom zoo thiab ntawm -cov tswv yim saib xyuas hauv tsev raws li qhov mob ntawm daim tawv nqaij yog qhov kev tshawb fawb thiab ntev tshaj - txoj kev tu lub sij hawm.

Lub sij hawm ntev - cuam tshuam ntawm kev kho microneedle tsis yog los ntawm ib qho txuj ci tseem ceeb tab sis tau sau los ntawm kev saib xyuas kev tshawb fawb txhua hnub thiab kev qhuab qhia tus kheej -. Thaum koj saib kev tu tawv nqaij ua ib txoj hauv kev ntawm lub neej es tsis yog lub zog ntawm lub sijhawm, cov kev hloov pauv microneedles coj los rau koj yuav hloov los ntawm luv luv - ua neej nyob xav tsis thoob mus rau kev ua phooj ywg ntev.