Luis Ferraris

Spinal surgery in patients with Parkinson’s disease: experiences with the challenges posed by sagittal imbalance and the Parkinson’s spine

Heiko Koller, Frank L. Acosta, Juliane Zenner et al. · European Spine Journal · 2010 · 101 citations · Full text

Sagittal Imbalance, Parkinson Disease, Parkinson ’ +8

Reinforcement of lumbosacral instrumentation using S1–pedicle screws combined with S2–alar screws

Heiko Koller, Juliane Zenner, Axel Hempfing et al. · Operative Orthopädie und Traumatologie · 2013 · 35 citations

S2–alar Screws, S1–pedicle Screws, Surgery +4

Is anterior release effective to increase flexibility in idiopathic thoracic scoliosis? Assessment by traction films

Axel Hempfing, Luis Ferraris, Heiko Koller et al. · European Spine Journal · 2006 · 34 citations · Full text

Traction Films, Anterior Release, Biomechanics +10

In Vivo Analysis of Atlantoaxial Motion in Individuals Immobilized With the Halo Thoracic Vest or Philadelphia Collar

Heiko Koller, Juliane Zenner, Wolfgang Hitzl et al. · Spine · 2009 · 31 citations

The Impact of Cervical Pedicle Screws for Primary Stability in Multilevel Posterior Cervical Stabilizations

René Schmidt, Heiko Koller, Hans‐Joachim Wilke et al. · Spine · 2010 · 18 citations