The Femoral Neck System (FNS) bụ ihe ngwọta raara onwe ya nye maka mgbaji n'olu femoral, emebere maka nkwụsi ike angular dị mma1 na nkwụsi ike ntụgharị na ebumnuche iji belata ọrụ ọzọ metụtara nsogbu mmezi. 
Ihe ntinye FNS na-etolite ngwaọrụ ndozi na-egbuke egbuke nke na-enye ohere maka ndakpọ nke olu femoral, dịka sistemu screw hip siri ike dị ugbu a.Ihe dị n'akụkụ bụ nke nwere obere efere ntọala nwere otu oghere mkpọchi ma ọ bụ abụọ.N'ihi ntakịrị ntakịrị nke efere ala, otu akụkụ mpempe akwụkwọ mpempe akwụkwọ nwere ike ikpuchi ọnụ ọgụgụ ka ukwuu nke caputcollumdiaphyseal (CCD) na-enweghị isi mgbaka na nkwụsị nke efere ntọala n'akụkụ akụkụ nke femur.gbọmgbọm ahụ na-enye ohere ịfegharị nke isi ihe, na nke a, nchikota ekpochi nke bolt na mgbochi mgbochi, ebe n'otu oge na-egbochi ntụgharị n'akụkụ axis olu.
Njirimara nke sistemu olu femoral:
• Nhazi bolt cylindrical ezubere iji kwado mbelata n'oge ntinye
• Efere akụkụ na skru (s) mkpọchi iji nye nkwụsi ike nke akụkụ
• Mgbakwunye bolt na mgbochi mgbochi (ARScrew) iji nye nkwụsi ike ntụgharị (7.5° divergence angle)
• Nhazi dị omimi nke bolt agbakwunyere na mgbochi mgbochi (ARScrew) na-enye ohere maka 20 mm nke ndakpọ eduzi.
Contraindications: • Sepsis
• Ụbụrụ isi ma ọ bụ metastatic dị njọ
• Mmetụta ihe onwunwe
• Mmebi vaskụla
Oge nzipu: Mar-07-2022