Inguni zinguni zirashobora kuba zigizwe nibice bitandukanye bitesha umutwe ukurikije ibikenewe bitandukanye byimiterere, kandi birashobora no gukoreshwa nkibihuza ibice.Irakoreshwa cyane muburyo bwose bwububiko nubwubatsi, nkibiti, Ikiraro, iminara yohereza, imashini zitwara abantu nogutwara, amato, itanura ryinganda, iminara ya reaction, ibyuma byabigenewe, imiyoboro ya kaburimbo, imiyoboro y'amashanyarazi, gushiraho bisi, ububiko bwububiko, nibindi

Inguni yibyuma igaragazwa nubunini bwuburebure bwuruhande nubugari bwuruhande.Kugeza ubu, ibisobanuro byibyuma byo murugo Angle ni 2-20, hamwe na santimetero z'uburebure bwuruhande nkumubare, kandi ibyuma bimwe bya Angle akenshi bifite uburebure bwa 2-7 butandukanye.Ingano nyayo nubugari bwibicuruzwa bitumizwa mu mahanga Icyuma kigomba gushyirwaho impande zombi kandi hagomba kugaragazwa ibipimo bifatika.Mubisanzwe, ibyuma binini bya Angle bifite uburebure buri hejuru ya 12.5cm, icyuma giciriritse gifite uburebure buri hagati ya 12.5cm na 5cm, hamwe nicyuma gito cya Angle gifite uburebure buri munsi ya 5cm.