Hiroshi Ohtani

Ryukoku University

Papers

2

Total Citations

66

H-Index

2

About

Dr. Hiroshi Ohtani is a uniquely versatile researcher whose work spans the frontiers of both surgical oncology and astronomical instrumentation. In the medical domain, he is best known for his pivotal meta-analysis comparing robot-assisted versus laparoscopic surgery for rectal cancer (2018, 53 citations). This highly cited study systematically evaluated short- and long-term outcomes, providing critical evidence for the adoption of robotic techniques in colorectal surgery. His contributions have helped shape modern surgical practice by clarifying the benefits and limitations of these advanced approaches. In a striking parallel, Dr. Ohtani has also made significant contributions to observational astrophysics. He was instrumental in the development and testing of the Kyoto Tridimensional Spectrograph II (3DII), a multi-mode instrument designed for integral field spectroscopy and Fabry-Perot imaging. Deployed at the University of Hawaii 88-inch and Subaru Telescopes (2004, 13 citations), this instrument enables detailed investigation of ionized gas kinematics and physical conditions in galaxies. Dr. Ohtani’s rare ability to drive innovation in both the operating room and the observatory marks him as a truly interdisciplinary scientist, demonstrating that rigorous methodology and technological development are universal tools for discovery.

Research Focus

Key Achievements

2
H-Index
2
Papers
66
Total Citations
33
Avg Citations/Paper
🏆 Most Cited Paper
Meta-analysis of Robot-assisted Versus Laparoscopic Surgery for Rectal Cancer
53 citations · 2018
📈 Most Prolific Year: 2018 (1 Papers)
🤝 Key Collaborators: 24
🏛 Institutions: Ryukoku University

Top Papers

  1. 1
  2. 2

Key Collaborators

Contact & Links

Available for collaboration
Content generated · 13 days ago