Ichiro Okano

2.5k total citations · 1 hit paper
108 papers, 1.9k citations indexed

About

Ichiro Okano is a scholar working on Surgery, Pathology and Forensic Medicine and Molecular Biology. According to data from OpenAlex, Ichiro Okano has authored 108 papers receiving a total of 1.9k indexed citations (citations by other indexed papers that have themselves been cited), including 73 papers in Surgery, 50 papers in Pathology and Forensic Medicine and 18 papers in Molecular Biology. Recurrent topics in Ichiro Okano's work include Spine and Intervertebral Disc Pathology (49 papers), Spinal Fractures and Fixation Techniques (30 papers) and Cervical and Thoracic Myelopathy (14 papers). Ichiro Okano is often cited by papers focused on Spine and Intervertebral Disc Pathology (49 papers), Spinal Fractures and Fixation Techniques (30 papers) and Cervical and Thoracic Myelopathy (14 papers). Ichiro Okano collaborates with scholars based in Japan, United States and Germany. Ichiro Okano's co-authors include Kensaku Mizuno, Kazumasa Ohashi, Alexander P. Hughes, Andrew A. Sama, Frank P. Cammisa, Jennifer Shue, Federico P. Girardi, Stephan N. Salzmann, Kenji Kangawa and Erika Chiapparelli and has published in prestigious journals such as Journal of Biological Chemistry, Circulation and SHILAP Revista de lepidopterología.

In The Last Decade

Ichiro Okano

101 papers receiving 1.9k citations

Hit Papers

Preoperative MRI-based vertebral bone quality (VBQ) score... 2022 2026 2023 2024 2022 25 50 75
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. Preoperative MRI-based vertebral bone quality (VBQ) score assessment in patients undergoing lumbar spinal fusion
    2022 86 citations Stephan N. Salzmann, Ichiro Okano et al. The Spine Journal profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
Ichiro Okano Japan 24 728 629 580 312 297 108 1.9k
Tamar Liron Israel 16 232 0.3× 1.2k 1.9× 282 0.5× 147 0.5× 100 0.3× 31 1.9k
M. D. Brown United Kingdom 22 420 0.6× 966 1.5× 95 0.2× 206 0.7× 203 0.7× 45 2.1k
Pia Bernasconi Italy 39 410 0.6× 1.7k 2.7× 181 0.3× 198 0.6× 77 0.3× 111 3.9k
J. T. Kissel United States 28 315 0.4× 1.1k 1.8× 169 0.3× 228 0.7× 152 0.5× 50 2.8k
Ahlke Heydemann United States 27 456 0.6× 1.6k 2.5× 51 0.1× 223 0.7× 196 0.7× 63 2.4k
Dar‐Ming Lai Taiwan 22 348 0.5× 357 0.6× 163 0.3× 126 0.4× 223 0.8× 71 1.8k
Naoshi Ogata Japan 27 348 0.5× 1.5k 2.3× 220 0.4× 116 0.4× 107 0.4× 53 2.6k
Satoshi Tsutsumi Japan 23 719 1.0× 597 0.9× 354 0.6× 68 0.2× 36 0.1× 205 2.1k
Masakatsu Motomura Japan 25 252 0.3× 769 1.2× 166 0.3× 279 0.9× 64 0.2× 142 3.2k
Sipin Zhu China 22 235 0.3× 546 0.9× 316 0.5× 73 0.2× 99 0.3× 55 1.4k

Countries citing papers authored by Ichiro Okano

Since Specialization
Citations

This map shows the geographic impact of Ichiro Okano's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Ichiro Okano with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Ichiro Okano more than expected).

Fields of papers citing papers by Ichiro Okano

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Ichiro Okano. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Ichiro Okano. The network helps show where Ichiro Okano may publish in the future.

Co-authorship network of co-authors of Ichiro Okano

This figure shows the co-authorship network connecting the top 25 collaborators of Ichiro Okano. A scholar is included among the top collaborators of Ichiro Okano based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Ichiro Okano. Ichiro Okano is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
2.
Atsumi, Takashi, Yasushi Yoshikawa, Ichiro Okano, et al.. (2024). Residual deformity after femoral neck fracture affects the location of osteonecrosis of the femoral head. Bone & Joint Open. 5(5). 394–400. 1 indexed citations
3.
Kudo, Yoshifumi, Ichiro Okano, Tomoaki Toyone, et al.. (2023). Distal junctional failure after corrective surgery without pelvic fixation for thoracolumbar junctional kyphosis due to osteoporotic vertebral fracture. Journal of Orthopaedic Science. 29(3). 781–787. 4 indexed citations
4.
5.
Tsuchiya, Koki, Ichiro Okano, Hiroshi Maruyama, et al.. (2023). Thoracic Spondylitis Associated with Sepsis and Neurological Deficit Caused by <i>Edwardsiella tarda</i>: A Case Report. Spine Surgery and Related Research. 7(6). 547–550. 1 indexed citations
6.
Nagai, Takashi, Shota Nakamura, Ichiro Okano, et al.. (2023). Relationship between sacral‐abdominal wall distance and grip strength in postmenopausal osteoporotic patients. SHILAP Revista de lepidopterología. 6(2). 81–92.
7.
Okano, Ichiro, Alexander P. Hughes, Jennifer Shue, et al.. (2023). Comparative effectiveness of anesthetic technique on outcomes after lumbar spine surgery: a retrospective propensity score-matched analysis of the National Surgical Quality Improvement Program, 2009–2019. Regional Anesthesia & Pain Medicine. 48(7). 343–348. 3 indexed citations
8.
Moser, Manuel, Dominik Adl Amini, Conor Jones, et al.. (2022). The predictive value of psoas and paraspinal muscle parameters measured on MRI for severe cage subsidence after standalone lateral lumbar interbody fusion. The Spine Journal. 23(1). 42–53. 29 indexed citations
9.
Salzmann, Stephan N., Ichiro Okano, Conor Jones, et al.. (2022). Preoperative MRI-based vertebral bone quality (VBQ) score assessment in patients undergoing lumbar spinal fusion. The Spine Journal. 22(8). 1301–1308. 86 indexed citations breakdown →
10.
Amini, Dominik Adl, Manuel Moser, Erika Chiapparelli, et al.. (2022). A Prospective Analysis of Skin and Fingertip Advanced Glycation End-Product Devices in Healthy Volunteers. Journal of Clinical Medicine. 11(16). 4709–4709. 2 indexed citations
11.
12.
13.
Soffin, Ellen M., Ichiro Okano, Lisa Oezel, et al.. (2021). Impact of ultrasound-guided erector spinae plane block on outcomes after lumbar spinal fusion: a retrospective propensity score matched study of 242 patients. Regional Anesthesia & Pain Medicine. 47(2). 79–86. 21 indexed citations
14.
Moser, Manuel, Dominik Adl Amini, Ichiro Okano, et al.. (2021). Trabecular volumetric bone mineral density of the occipital bone at preferred screw placement sites measured by quantitative computed tomography. Journal of Orthopaedic Research®. 40(8). 1909–1917. 1 indexed citations
15.
Salzmann, Stephan N., Ichiro Okano, Conor Jones, et al.. (2021). Thoracic bone mineral density measured by quantitative computed tomography in patients undergoing spine surgery. The Spine Journal. 21(11). 1866–1872. 11 indexed citations
16.
Reisener, Marie–Jacqueline, Ichiro Okano, Jiaqi Zhu, et al.. (2021). Workers' Compensation Status in Association with a High NDI Score Negatively Impacts Post-Operative Dysphagia and Dysphonia Following Anterior Cervical Fusion. World Neurosurgery. 154. e39–e45. 3 indexed citations
17.
Chiapparelli, Erika, Ichiro Okano, Stephan N. Salzmann, et al.. (2021). C2 Pedicle Sclerosis Grading, More Than Diameter, Predicts Surgeons' Preoperative Assessment of Safe Screw Placement: A Novel Classification System. World Neurosurgery. 149. e576–e581.
18.
Chiapparelli, Erika, Ichiro Okano, Stephan N. Salzmann, et al.. (2021). Spinal Cord Medial Safe Zone for C2 Pedicle Instrumentation. Spine. 47(3). E101–E106. 6 indexed citations
19.
Kudo, Yoshifumi, Ichiro Okano, Tomoaki Toyone, et al.. (2020). Lateral lumbar interbody fusion in revision surgery for restenosis after posterior decompression. Neurosurgical FOCUS. 49(3). E11–E11. 12 indexed citations
20.
Salzmann, Stephan N., Gary A. Fantini, Ichiro Okano, et al.. (2019). Mini-Open Access for Lateral Lumbar Interbody Fusion. JBJS Essential Surgical Techniques. 9(4). e37–e37. 13 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

Explore authors with similar magnitude of impact

Breakdown of academic impact, for papers by Tamar Liron Breakdown of academic impact, for papers by M. D. Brown Breakdown of academic impact, for papers by Pia Bernasconi Breakdown of academic impact, for papers by J. T. Kissel Breakdown of academic impact, for papers by Ahlke Heydemann Breakdown of academic impact, for papers by Dar‐Ming Lai Breakdown of academic impact, for papers by Naoshi Ogata Breakdown of academic impact, for papers by Satoshi Tsutsumi Breakdown of academic impact, for papers by Masakatsu Motomura Breakdown of academic impact, for papers by Sipin Zhu
Rankless by CCL
2026