Cov txheej txheem SkinPen micro-needling yog cov txheej txheem ua kom tawv nqaij uas ua kom cov ntsej muag zoo nkauj, ua pob thiab pob ntxau nti. ... Cov kab mob micro-koob txhawm rau daim tawv nqaij, nrog rau stratum corneum, uas yog hydrophobic thiab sab nraud txheej ntawm daim tawv nqaij, tsim cov kab rov tav.
