Evidence map›Paper›PMID 35392951›Full record

Observational studyJournal of orthopaedic surgery and research2022

Measurement for gap balancing technique in patients undergoing total knee arthroplasty: a large retrospective observational study.

Zhao Xuequan, Zhao Bin, Yao Shuzhang, Cao Kanduo, Ren Chongxi

Open access · goldAbstract readObservational Study
In one paragraph

Observational study in Journal of orthopaedic surgery and research, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
0.2field-weighted citation impact, top 49% of its field
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

1 citing paper in PubMed, 1 citations in OpenAlex.

  1. Article
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

5 authors at 1 institution in 1 country.

Zhao XuequanDepartment of Orthopaedics, Cangzhou Clinical College of Integrated Traditional Chinese and Western Medicine of Hebei Medical University, Qian Tong North Street No. 17, Cangzhou City, 061000, Hebei Province, China. zhao_han434589@sina.com.
Zhao BinDepartment of Orthopaedics, Cangzhou Clinical College of Integrated Traditional Chinese and Western Medicine of Hebei Medical University, Qian Tong North Street No. 17, Cangzhou City, 061000, Hebei Province, China.
Yao ShuzhangDepartment of Orthopaedics, Cangzhou Clinical College of Integrated Traditional Chinese and Western Medicine of Hebei Medical University, Qian Tong North Street No. 17, Cangzhou City, 061000, Hebei Province, China.
Cao KanduoDepartment of Orthopaedics, Cangzhou Clinical College of Integrated Traditional Chinese and Western Medicine of Hebei Medical University, Qian Tong North Street No. 17, Cangzhou City, 061000, Hebei Province, China.
Ren ChongxiDepartment of Oncology Surgery, Cangzhou Clinical College of Integrated Traditional Chinese and Western Medicine of Hebei Medical University, Cangzhou, 061000, China.
Hebei Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundMany traditional methods are available to prevent unbalance of extension and flexion gap during total knee arthroplasty (TKA), but there are no reports on the use of measurement and positioning method before tibial osteotomy with self-made tools. We designed a self-made tool measuring the location before tibial osteotomy and determined the clinical effect.

methodsThe retrospective study included patients who received TKA at our hospital, between January 1, 2012 and December 31, 2015. A new method, named as the measurement and localization before osteotomy with self-made tools, was developed to measure the osteotomy position of the posterior femoral condyle during TKA. They were divided into two groups, one that received the new method (Group I), and the other that received the traditional method as a control (Group I I). HSS score, Oxford score, VAS score and knee joint activity were evaluated in two groups.

resultsOne hundred and eighty-seven of 210 eligible patients were included. The function of knee joint in all patients was improved and the pain was obviously relieved. Significant differences were found in the HSS score, Oxford score, VAS score, knee joint activity between two groups at 5-year follow-up (p < 0.05).

conclusionsThe biomet knee prosthesis was selected for all intraoperative implants. All operations were completed by the same senior surgeon. The use of self-made tools may contribute to improve the balance between flexion and extension gaps as well as the balance between internal and external gaps during TKA, and overcome knee flexion instability.

Indexed as

Arthroplasty, Replacement, KneeKnee ProsthesisOsteoarthritis, KneeHumansKnee JointRange of Motion, ArticularRetrospective StudiesTreatment OutcomeGap-balancedMeasuring methodOsteotomy locationTotal knee arthroplasty

Identifiers

PMID35392951
PMCPMC8991780
OpenAlexW4226243080

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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.