Mgbaji nke humerus, radius na ulna, nhazi nke nkwonkwo ikpere mgbe arụchara ọrụ gasịrị
Mmerụ ligament nke nkwonkwo ikpere
Mwepụ nke nkwonkwo ikpere na-adịghị akwụsi ike
A na-ejikarị efere aluminom mee ngwaahịa a, plastik injinia siri ike, akwa nrapado, sponge, eriri nylon na ihe ndị ọzọ.