Cov kev txiav txim siab tseem ceeb rau kev xaiv cov thom khwm menyuam yaus suav nrog kev nyab xeeb ntawm cov khoom siv, cov txheej txheem tsim khoom raws li, qhov loj me, thiab lub caij nyoog tsim nyog. Lub hauv paus ntsiab lus tseem ceeb yog saib xyuas cov tawv nqaij mos, nquag ua haujlwm, thiab muaj kev nyab xeeb txaus ntshai los ntawm cov menyuam mos thiab cov menyuam yaus.
1. Yuav cov thom khwm ntau yam, xaiv cov qauv yooj yim rau kev sib txuam yooj yim.
2. Xaiv cov thom khwm me me kom loj dua kom muaj kev loj hlob ntawm ko taw.
3. Xaiv cov thom khwm nrog nruj, ruaj khov thiab tuab cov ntiv taw thiab ob txhais taw; cov no yooj yim rau muab tso rau thiab tsis tshua muaj kua muag.
4. Cov thom khwm yuav tsum tsis txhob ntev dhau, thiab lub cuff yuav tsum dav thiab me ntsis elastic, vim cov me nyuam mos tsis muaj pob taws thiab lawv cov pob txha luv luv thiab tuab.
5. Tsis txhob saib qhov smoothness ntawm sab hauv ntawm cov thom khwm. Tig cov thom khwm sab hauv tom qab kev yuav khoom thiab txiav tag nrho cov xov xoob kom tiv thaiv lawv los ntawm kev qhwv ib ncig ntawm tus menyuam ntiv taw, uas tuaj yeem ua rau ischemia lossis txawm tias necrosis hauv cov mob hnyav.
6.Saib seb daim ntawv dai kom meej meej hais tias "Cov Khoom Muag Me Me thiab Me Nyuam Me" lossis "Class A" kom tsis txhob yuam kev xaiv cov khoom siv Class B (Children's) lossis Class C (Adult).
