Novel C-arm-based planning robotic spinal surgery in a cadaver model using quantitative accuracy assessment methodology

Sangman Park, Hyung Cheol Kim, Yeongha Jeong, Dongyun Kim, Seungjae Ryu, Seongpung Lee, Yongyeob Cha, Sungteac Hwang, Donggi Woo, Hongho Kim, Dong Ah Shin, Yoon Ha, Keung Nyun Kim, Do Heum Yoon, Seong Yi

Research output: Contribution to journalArticlepeer-review

Abstract

Background: This preclinical study emulating the clinical environment quantitatively analysed the accuracy of pedicle screw insertion using a navigated robotic system. Methods: Pedicle screws were placed from T7 to L5 in the whole-body form of a cadaver. After the insertion of multiple artificial markers into each vertebra, errors between the planned insertion path and the inserted screw were quantified using the Gertzbein-Robbins system (GRS) and offset calculation. Results: A total of 22 screws were placed. Almost all (95.45% [21/22]) were classified as GRS A or B, while one (4.55%) was GRS C. The mean and standard deviations of entry, tip, and angular offset were 1.78 ± 0.94 mm, 2.30 ± 1.01 mm, and 2.64 ± 1.05°, respectively. Conclusions: This study demonstrated that pedicle screw insertion using a navigated robotic system had high accuracy and safety. A future clinical study is necessary to validate our findings.

Original languageEnglish
Article numbere2442
JournalInternational Journal of Medical Robotics and Computer Assisted Surgery
Volume18
Issue number6
DOIs
Publication statusPublished - 2022 Dec

Bibliographical note

Funding Information:
This study was supported by the Small and Medium Business Administration (Republic of Korea) (grant/award number: S2519401); Curexo Inc., Republic of Korea (grant/award number: 2017‐31‐1035, 2019‐31‐0831); The Ministry of Trade, Industry & Energy, Republic of Korea (grant/award number: 10062712); Korea Institute for Robot Industry Advancement; and Domestic Medical Device Training Support Center, Ministry of Health and Welfare, and Korea Health Industry Development Institute.

Publisher Copyright:
© 2022 John Wiley & Sons Ltd.

All Science Journal Classification (ASJC) codes

  • Surgery
  • Biophysics
  • Computer Science Applications

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