Evidence map›Paper›PMID 36445403›Full record

ArticleKnee surgery, sports traumatology, arthroscopy : official journal of the ESSKA2023

Systematic alignments yield balanced knees without additional releases in only 11% of knee arthroplasties: a prospective study.

Pierre-Alban Bouché, Thomas Aubert, Simon Corsia, Nicolas Gaujac, Vincent Le Strat, Antoine Mouton, Simon Marmor

Abstract read
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In one paragraph

Article in Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing 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

4 citing papers in PubMed.

  1. Personalized alignment in total knee arthroplasty reduces patellar tilt: A retrospective study.Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA · 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

7 authors.

Pierre-Alban BouchéService de chirurgie orthopedique et traumatologique, Groupe Hospitalier Diaconesses Croix Saint-Simon, 125 Rue d'Avron, 75020, Paris, France. pierrealban309@gmail.com.ORCID http://orcid.org/0000-0002-4117-4651
Thomas AubertService de chirurgie orthopedique et traumatologique, Groupe Hospitalier Diaconesses Croix Saint-Simon, 125 Rue d'Avron, 75020, Paris, France.
Simon CorsiaService de chirurgie orthopedique et traumatologique, Groupe Hospitalier Diaconesses Croix Saint-Simon, 125 Rue d'Avron, 75020, Paris, France.
Nicolas GaujacService de chirurgie orthopedique et traumatologique, Groupe Hospitalier Diaconesses Croix Saint-Simon, 125 Rue d'Avron, 75020, Paris, France.
Vincent Le StratService de chirurgie orthopedique et traumatologique, Groupe Hospitalier Diaconesses Croix Saint-Simon, 125 Rue d'Avron, 75020, Paris, France.
Antoine MoutonService de chirurgie orthopedique et traumatologique, Groupe Hospitalier Diaconesses Croix Saint-Simon, 125 Rue d'Avron, 75020, Paris, France.
Simon MarmorService de chirurgie orthopedique et traumatologique, Groupe Hospitalier Diaconesses Croix Saint-Simon, 125 Rue d'Avron, 75020, Paris, France.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeThe literature suggests that "forgotten" knees are the most stable knees postoperatively. The main objective of our study was to determine whether a systematic alignment (mechanical, anatomical or kinematic) makes it possible to stabilise the operated joint in extension and in flexion.

methodsThis monocentric prospective cohort study was conducted between May 1st, 2021 and October 31st, 2021. A total of 132 consecutive patients undergoing primary navigated total knee arthroplasty were included, with a mean age of 72.4 years (7.9; 48.8-91.2 years), a mean body mass index (BMI) of 28.6 kg/m

resultsThe targeted balance was reached in 10.6% (14/132), 10.6% (14/132) and 12.9% (17/132) of knees with mechanical, anatomical and kinematic alignment simulations, respectively. None of these simulations provided a superior number of balanced knees (p = 0.87). When simulating a patient-specific implantation, the highest score was reached in 89.1% (115/132) of cases.

conclusionSystematic alignment simulations achieved knee balance in only 11% of cases. Patient-specific implantation, favouring knee balancing over alignment, allowed an 89% perfect score rate without having to perform any collateral release. LEVEL OF EVIDENCE: Case series. Level 4.

Indexed as

Arthroplasty, Replacement, KneeKnee ProsthesisOsteoarthritis, KneeAgedBiomechanical PhenomenaFemaleHumansKneeKnee JointProspective StudiesAnatomical alignmentBalanceKinematic alignmentMechanical alignmentPatient-specific implantationSimulationsSystematic alignmentTKATotal knee arthroplasty

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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.