Karl Schaller

University of Geneva

Papers

4

Total Citations

626

H-Index

4

About

Karl Schaller is a neurosurgeon and spine researcher whose work has significantly advanced the field of robotic-assisted spinal surgery. His research centers on improving the precision, safety, and minimally invasive nature of pedicle screw placement — a critical technique in spinal instrumentation used to treat both degenerative lumbar conditions and complex metastatic spinal disease. Schaller's most influential contributions involve rigorous comparative studies evaluating robotic guidance systems, particularly the SpineAssist platform by Mazor, against conventional fluoroscopy-guided and freehand techniques. His 2014 matched cohort study, now cited over 230 times, was among the first to systematically demonstrate the safety and accuracy advantages of robot-assisted pedicle screw insertion in degenerative lumbar disease. A complementary 2017 study, with 227 citations, extended these findings across thoracolumbar surgery, while another landmark paper that same year — cited over 150 times — broke new ground by applying robotic methodology to the challenging context of metastatic spinal disease, where osteolysis complicates screw fixation. His 2020 review further synthesized the broader role of robotics in improving surgical outcomes across spinal pathologies. Collectively, Schaller's body of work has helped establish evidence-based frameworks for integrating robotic technology into modern spine surgery.

Research Focus

Key Achievements

4
H-Index
4
Papers
626
Total Citations
157
Avg Citations/Paper
🏆 Most Cited Paper
Safety and accuracy of robot-assisted versus fluoroscopy-guided pedicle screw insertion for degenerative diseases of the lumbar spine: a matched cohort comparison
230 citations · 2014
📈 Most Prolific Year: 2017 (2 Papers)
🤝 Key Collaborators: 14
🏛 Institutions: University of Geneva

Top Papers

  1. 1
  2. 2
  3. 3
  4. 4

Key Collaborators

Contact & Links

Available for collaboration
Content generated · 14 days ago