Evidence map›Paper›PMID 37144949›Full record

ArticleSICOT-J2023

Accuracy of acetabular component alignment with surgical guidance systems during hip arthroplasty.

Joshua Xu, Ewout S Veltman, Yuan Chai, William L Walter

Abstract read
In one paragraph

Article in SICOT-J, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
–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

8 citing papers in PubMed.

  1. Article
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  4. The L1 spino-pelvic (L1SP) angle: a simplified approach for the assessment of the PI-LL mismatch in hip surgery.Hip international : the journal of clinical and experimental research on hip pathology and therapy · 2025
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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

4 authors.

Joshua XuUniversity of Sydney, Sydney, New South Wales, Australia - Department of Orthopaedic and Trauma Surgery, Royal North Shore Hospital, St. Leonards, New South Wales, Australia - Tom Reeve Academic Clinic, Ground Floor Kolling Building, 10 Westbourne Street, St Leonards, NSW 2065, Australia.ORCID 0000-0001-7598-6482
Ewout S VeltmanDepartment of Orthopaedic and Trauma Surgery, Royal North Shore Hospital, St. Leonards, New South Wales, Australia.
Yuan ChaiUniversity of Sydney, Sydney, New South Wales, Australia.
William L WalterUniversity of Sydney, Sydney, New South Wales, Australia - Department of Orthopaedic and Trauma Surgery, Royal North Shore Hospital, St. Leonards, New South Wales, Australia.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundNavigation in total hip arthroplasty has been shown to improve acetabular positioning and can decrease the incidence of mal-positioned acetabular components. This study aimed to assess two surgical guidance systems by comparing intra-operative measurements of acetabular component inclination and anteversion with a post-operative CT scan.

methodsWe prospectively collected intra-operative navigation data from 102 hips receiving conventional THA or hip resurfacing arthroplasty through either a direct anterior or posterior approach. Two guidance systems were used simultaneously: an inertial navigation system (INS) and an optical navigation system (ONS). Acetabular component anteversion and inclination were measured on a post-operative CT.

resultsThe average age of the patients was 64 years (range: 24-92) and the average BMI was 27 kg/m

conclusionsWe found that both inertial and optical navigation systems allowed for adequate acetabular positioning as measured on postoperative CT, and thus provide reliable intraoperative feedback for optimal acetabular component placement. LEVEL OF EVIDENCE: Therapeutic Level II.

Indexed as

Acetabular positioningHip arthroplastyInertial navigationNavigationOptical navigation

Identifiers

PMID37144949
PMCPMC10161875

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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.