Ikoreshwa mugutera inshinge muri mucosa gastrointestinal
Ubwubatsi bwiza bwububiko bwagenewe koroshya iterambere binyuze munzira zitoroshye zigana kure ya anatomiya
Urushinge rwa bevelled rwagenewe koroshya inshinge
Ergonomic yagenewe kwakira tekinike yubuvuzi.