Reliability of the transverse acetabular ligament as a landmark for functional cup anteversion in total hip arthroplasty.
Shivan S JassimTejasvi BhatiaJack R D McMahonJim W PierrepontStephen J McMahonPublished in: Hip international : the journal of clinical and experimental research on hip pathology and therapy (2024)
If cups are implanted parallel to the TAL, almost 80% will be >5° different to targeted functional cup version. It should be aimed to implant cups with more anteversion than the TAL indicates.