Evidence map›Paper›PMID 39558412›Full record

Trial reportJournal of orthopaedic surgery and research2024

Magnesium sulphate and sodium bicarbonate as additives for periarticular local infiltration analgesia improve pain management after unicompartmental knee arthroplasty: a prospective, double-blind, randomized controlled trial.

Yuchen Zhu, Shaoning Shen, Longkang Cui, Lianguo Wu, Bingbing Zhang

Abstract readRandomized Controlled Trial
In one paragraph

Trial report in Journal of orthopaedic surgery and research, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing 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

3 citing papers in PubMed.

  1. Trial
  2. Article
  3. 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.

Yuchen Zhu *Department of Orthopaedics, Second Affiliated Hospital of Zhejiang Chinese Medical University, Hangzhou, 310005, P.R. China.
Shaoning Shen *Department of Orthopaedics, Second Affiliated Hospital of Zhejiang Chinese Medical University, Hangzhou, 310005, P.R. China.
Longkang CuiDepartment of Orthopaedics, Second Affiliated Hospital of Zhejiang Chinese Medical University, Hangzhou, 310005, P.R. China.
Lianguo WuDepartment of Orthopaedics, Second Affiliated Hospital of Zhejiang Chinese Medical University, Hangzhou, 310005, P.R. China. mdwu8535@126.com.
Bingbing ZhangDepartment of Orthopaedics, Second Affiliated Hospital of Zhejiang Chinese Medical University, Hangzhou, 310005, P.R. China. wjyy1119@163.com.

Funding

Research and Development Program for 'Pioneer' and 'Leading Goose' of Zhejiang Province 2024C03213
6 · The paper itself

Abstract

backgroundPeriarticular local infiltration analgesia (LIA) has become a widely used method for postoperative pain management after unicompartmental knee arthroplasty (UKA). However, the efficacy of using magnesium sulphate or sodium bicarbonate in LIA cocktails during UKA is not yet clear. The present study aimed to evaluate whether the modified LIA has advantages in pain control and joint function recovery after UKA surgery.

methodsSixty-one patients who underwent UKA were enrolled and randomly assigned to receive periarticular infiltration of a modified cocktail (comprising ropivacaine, epinephrine, dexamethasone, magnesium sulphate, and sodium bicarbonate) or a conventional cocktail (comprising ropivacaine, epinephrine, dexamethasone, ketorolac, and morphine). The outcomes included the consumption of patient-controlled intravenous analgesia (PCIA) medication used for postoperative analgesia, pain score, early joint functional recovery, discharge time, and complication rates.

resultsIn the first 12 h after surgery, the conventional cocktail was not superior to the modified cocktail in terms of visual analogue scale (VAS) scores. However, beginning on the second postoperative day, the analgesic effect was significantly prolonged in the modified group, leading to lower VAS scores and better knee functional recovery. Additionally, patients in the modified group required less pain medication via PCIA, both within the first 24 h and cumulatively up to 48 h after surgery. Both groups had similar rates of complications.

conclusionsThe present modification of a conventional cocktail significantly prolonged the analgesic effect and reduced pain medication consumption after UKA surgery, which was associated with better functional recovery in the early postoperative days.

trial registrationChinese Clinical Trial Registry, ChiCTR2200060500. 21 March 2023.

Indexed as

Arthroplasty, Replacement, KneeMagnesium SulfatePain ManagementPostoperative PainSodium BicarbonateAgedAnalgesia, Patient-ControlledAnesthetics, LocalDouble-Blind MethodFemaleHumansMaleMiddle AgedPain MeasurementProspective StudiesAnesthetics, LocalMagnesium SulfateSodium BicarbonateAnalgesic drugsCocktailMagnesium sulphatePeriarticular local infiltration analgesiaSodium bicarbonateUnicompartmental knee arthroplasty

Identifiers

PMID39558412
PMCPMC11571767

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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.