Evidence map›Paper›PMID 38849051›Full record

ArticleThe spine journal : official journal of the North American Spine Society2024

Level-specific comparison of 3D navigated and robotic arm-guided screw placement: an accuracy assessment of 1210 pedicle screws in lumbar surgery.

Tomoyuki Asada, Tejas Subramanian, Chad Z Simon, Nishtha Singh, Takashi Hirase, Kasra Araghi, Amy Z Lu, Eric Mai, Yeo Eun Kim, Olivia Tuma and 8 more

Abstract readComparative Study
In one paragraph

Article in The spine journal : official journal of the North American Spine Society, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

18 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Robotic-assisted versus navigation-guided spinal surgery: a meta-analysis of perioperative, clinical outcomes, and complications.European journal of orthopaedic surgery & traumatology : orthopedie traumatologie · 2026
    Pooled it
  2. Review
  3. The accuracy of navigated vs. robot-assisted pedicle screw placement in spine surgery: a retrospective single-centre comparative study.European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society · 2026
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

18 authors.

Tomoyuki AsadaHospital for Special Surgery, 535 E 70th St, New York, NY, USA; University of Tsukuba, Institute of Medicine, Department of Orthopaedic Surgery, Tsukuba, Japan.
Tejas SubramanianHospital for Special Surgery, 535 E 70th St, New York, NY, USA; Weill Cornell Medical College, 1300 York Ave, New York, NY 10065, USA.
Chad Z SimonHospital for Special Surgery, 535 E 70th St, New York, NY, USA.
Nishtha SinghHospital for Special Surgery, 535 E 70th St, New York, NY, USA.
Takashi HiraseHospital for Special Surgery, 535 E 70th St, New York, NY, USA.
Kasra AraghiHospital for Special Surgery, 535 E 70th St, New York, NY, USA.
Amy Z LuHospital for Special Surgery, 535 E 70th St, New York, NY, USA; Weill Cornell Medical College, 1300 York Ave, New York, NY 10065, USA.
Eric MaiHospital for Special Surgery, 535 E 70th St, New York, NY, USA; Weill Cornell Medical College, 1300 York Ave, New York, NY 10065, USA.
Yeo Eun KimHospital for Special Surgery, 535 E 70th St, New York, NY, USA; Weill Cornell Medical College, 1300 York Ave, New York, NY 10065, USA.
Olivia TumaHospital for Special Surgery, 535 E 70th St, New York, NY, USA.
Myles R J AllenHospital for Special Surgery, 535 E 70th St, New York, NY, USA.
Eric KimHospital for Special Surgery, 535 E 70th St, New York, NY, USA; Weill Cornell Medical College, 1300 York Ave, New York, NY 10065, USA.
Maximilian KorsunHospital for Special Surgery, 535 E 70th St, New York, NY, USA.
Joshua ZhangHospital for Special Surgery, 535 E 70th St, New York, NY, USA.
Cole KwasHospital for Special Surgery, 535 E 70th St, New York, NY, USA.
James DowdellHospital for Special Surgery, 535 E 70th St, New York, NY, USA.
Sravisht IyerHospital for Special Surgery, 535 E 70th St, New York, NY, USA.
Sheeraz A QureshiHospital for Special Surgery, 535 E 70th St, New York, NY, USA. Electronic address: qureshis@hss.edu.

Funding

Clinical and Translational Science AwardUL1TR001873 · NCATS · COLUMBIA UNIVERSITY HEALTH SCIENCES · PI REILLY, MUREDACH P · 2016 to 2025
$99.0M
Disparities in COVID Disease Severity and Outcomes in New York CityUL1TR002384 · NCATS · WEILL MEDICAL COLL OF CORNELL UNIV · PI JULIANNE L IMPERATO-MCGINLEY · 2017 to 2026
$86.2M
NCATS NIH HHS UL1 TR001873NCATS NIH HHS UL1 TR002384
6 · The paper itself

Abstract

background contextRobotic spine surgery, utilizing 3D imaging and robotic arms, has been shown to improve the accuracy of pedicle screw placement compared to conventional methods, although its superiority remains under debate. There are few studies evaluating the accuracy of 3D navigated versus robotic-guided screw placement across lumbar levels, addressing anatomical challenges to refine surgical strategies and patient safety. PURPOSE: This study aims to investigate the pedicle screw placement accuracy between 3D navigation and robotic arm-guided systems across distinct lumbar levels. STUDY

designA retrospective review of a prospectively collected registry. PATIENT SAMPLE: Patients undergoing fusion surgery with pedicle screw placement in the prone position, using either via 3D image navigation only or robotic arm guidance. OUTCOME MEASURE: Radiographical screw accuracy was assessed by the postoperative computed tomography (CT) according to the Gertzbein-Robbins classification, particularly focused on accuracy at different lumbar levels.

methodsAccuracy of screw placement in the 3D navigation (Nav group) and robotic arm guidance (Robo group) was compared using Chi-squared test/Fisher's exact test with effect size measured by Cramer's V, both overall and at each specific lumbosacral spinal level.

resultsA total of 321 patients were included (Nav, 157; Robo, 189) and evaluated 1210 screws (Nav, 651; Robo 559). The Robo group demonstrated significantly higher overall accuracy (98.6 vs 93.9%; p<.001, V=0.25). This difference of no breach screw rate was signified the most at the L3 level (No breach screw: Robo 91.3 vs 57.8%, p<.001, V=0.35) followed by L4 (89.6 vs 64.7%, p<.001, V=0.28), and L5 (92.0 vs 74.5%, p<.001, V=0.22). However, screw accuracy at S1 was not significant between the groups (81.1 vs 72.0%, V=0.10).

conclusionThis study highlights the enhanced accuracy of robotic arm-guided systems compared to 3D navigation for pedicle screw placement in lumbar fusion surgeries, especially at the L3, L4, and L5 levels. However, at the S1 level, both systems exhibit similar effectiveness, underscoring the importance of understanding each system's specific advantages for optimization of surgical complications.

Indexed as

Imaging, Three-DimensionalLumbar VertebraePedicle ScrewsRobotic Surgical ProceduresSpinal FusionAdultAgedFemaleHumansMaleMiddle AgedRetrospective StudiesSurgery, Computer-AssistedTomography, X-Ray Computed3D NavigationMinimally invasive spine surgeryMis placementPatient safetyPedicle screwRobotic armRobotic screw placementScrew breach

Identifiers

PMID38849051
PMCPMC11620178

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.