Gutera kuvunika bituma amagufa yamenetse ahabigenewe. Bafasha amagufa gukira inzira nziza kandi byihuse. Hano hari ibimera bitandukanye nka plaque, screw, inkoni, hamwe nibisanwa hanze. Muganga atora icyatewe akurikije aho amagufwa yamenetse. Gushya gushya bifasha amagufwa gukira kandi birashobora kugenzura uko gukira bigenda. Kwimuka vuba nyuma yo kubagwa birashobora kugufasha gukira vuba. Ibi bituma usubira mubuzima busanzwe vuba. Ni ngombwa cyane kuvugana na muganga wawe kubyerekeye gutera. Ibi bigufasha gukira neza.