Picoseconds uas tuaj yeem tshem Tattoos thiab Spots

Dr. Geronemus, tus kws tshaj lij kho mob dermatology ntawm New York University Medical Center thiab tus tsim ntawm lub tsev kawm ntawv txoj haujlwm laser, hais tias picosecond lasers muab cov lus teb sai dua thiab ua tiav ntau dua li cov txheej txheem tshem tawm tattoo, xws li nanosecond laser technology.

Tus kws kho mob dermatologist piav qhia txog qhov tshiab paradigm li, "Picosecond ntawm 755 nm rau xiav thiab ntsuab tattoo tshem tawm hauv ib mus rau peb zaug; picosecond laser ntawm 532 nm rau kev tshem tawm sai ntawm daj, liab thiab txiv kab ntxwv tattoos; thiab picosecond laser ntawm 1064 nm rau tattoos hauv hom tawv nqaij tawv dua."

Dr. Geronemus tau nthuav tawm ib qho kev tshawb fawb hauv ib qho chaw uas nws thiab cov npoj yaig tau kawm txog kev kho mob tattoo ntau ntau siv 755 nm wavelength nrog lub mem tes dav ntawm 500 txog 750 ps; 532 nm nrog lub mem tes ntawm 450 txog 500 ps; los yog 1064 nm wavelength nrog lub mem tes dav ntawm 500 txog 600ps. Ib pawg ntawm cov kev kawm kuj tau kho nrog 532 nm nanosecond ntaus ntawv. Plaub caug plaub qhov kev kawm, nrog rau tag nrho 53 qhov tsis tau kho tattoos yav dhau los, tau koom nrog hauv txoj kev tshawb no, tau txais txog li 10 qhov kev kho mob ntawm 1- txog 2- hli ib ntus.

Cov kws tshawb fawb pom tias picosecond laser tshem tawm tattoos sai dua li nanosecond thev naus laus zis. Liab, daj thiab txiv kab ntxwv pigments zoo li teb tau zoo tshaj plaws rau 532 nm picosecond laser, nrog 75 feem pua ​​​​rau 100 feem pua ​​​​ntawm kev tshem tawm tom qab qhov nruab nrab ntawm ob txoj kev kho mob feem ntau. Xya lub tattoos uas muaj tus cwj mem dub tau teb zoo sib npaug tom qab ib mus rau ob txoj kev kho mob rau 755 nm thiab 1064 nm picosecond lasers. Ib qho kev kho mob ua rau 75 feem pua ​​​​ntawm cov xim liab tshem tawm hauv cuaj tattoos. Hauv ob ntawm cov neeg tau kawm, cov xim liab tau ploj mus tom qab peb qhov kev kho mob.

Dr. Geronemus tau nthuav tawm lwm txoj kev tshawb fawb uas nws tau xaus lus tias kev txo tus lej tattoo dub tuaj yeem ua tiav rau feem ntau ntawm cov tawv nqaij nrog kev sib xyaw ntawm 755 nm thiab 1064 nm picosecond li, thiab kev kho tattoo nrog picosecond laser zoo nkaus li muaj kev nyab xeeb thiab zoo zam. Cov xwm txheej muaj xws li mob me, erythema, edema, ib ntus hypopigmentation, paradoxical darkening, blistering thiab crust tsim. Tab sis cov neeg mob tau ntsib kev poob qis tsawg, thiab tus kws kho mob thiab cov neeg mob txaus siab tau siab, raws li kev tshawb fawb.

Ntawm Newhope Moonlight kev zoo nkauj, nrog peb MNLT picosecond laser; peb cov neeg mob tau ua tiav kev tshem tawm sai thiab zoo dua nrog kev kho tsawg dua, lub sijhawm rov qab sai dua thiab tau txais txiaj ntsig ntau dua.

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