Evidence map›Paper›PMID 29991954›Full record

ArticleEvidence-based complementary and alternative medicine : eCAM2018

Biomechanical Effects of Lateral Bending Position on Performing Cervical Spinal Manipulation for Cervical Disc Herniation: A Three-Dimensional Finite Element Analysis.

Xuecheng Huang, Linqiang Ye, Zixian Wu, Lichang Liang, Qianli Wang, Weibo Yu, De Liang, Xiaobing Jiang

Open access · hybridAbstract read
In one paragraph

Article in Evidence-based complementary and alternative medicine : eCAM, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
0.5field-weighted citation impact, top 34% 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

13 citing papers in PubMed, 16 citations in OpenAlex.

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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

8 authors at 3 institutions in 1 country.

Xuecheng HuangFirst School of Clinical Medicine, Guangzhou University of Chinese Medicine, Guangzhou 510405, China.
Linqiang YeDepartment of Spinal Surgery, First Affiliated Hospital of Guangzhou University of Chinese Medicine, Guangzhou 510405, China.
Zixian WuFirst School of Clinical Medicine, Guangzhou University of Chinese Medicine, Guangzhou 510405, China.
Lichang LiangShenzhen Hospital of Guangzhou University of Chinese Medicine, Shenzhen 518034, China.
Qianli WangDepartment of Spinal Surgery, First Affiliated Hospital of Guangzhou University of Chinese Medicine, Guangzhou 510405, China.
Weibo YuDepartment of Orthopaedic and Traumatology, Tongde Hospital of Zhejiang Province, Hangzhou 310012, China.
De LiangLaboratory Affiliated to National Key Discipline of Orthopaedic and Traumatology of Chinese Medicine, Guangzhou University of Chinese Medicine, Guangzhou 510405, China.ORCID 0000-0002-9765-7126
Xiaobing JiangDepartment of Spinal Surgery, First Affiliated Hospital of Guangzhou University of Chinese Medicine, Guangzhou 510405, China.ORCID 0000-0002-8009-0282
Guangzhou University of Chinese Medicine · CNFirst Affiliated Hospital of Guangzhou University of Chinese Medicine · CNTongde Hospital of Zhejiang Province · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundMost studies report that the common position of cervical spinal manipulation (CSM) for treating symptomatic cervical disc herniation (CDH) is lateral bending to the herniated side. However, the rationality of lateral bending position on performing CSM for CDH is still unclear.

objectiveThe purpose of this study is to investigate the biomechanical effects of lateral bending position on performing CSM for CDH.

methodsA finite element (FE) model of CDH (herniated on the left side) was generated in C5-6 segment based on the normal FE model. The FE model performed CSM in left lateral bending position, neutral position, and right lateral bending position, respectively. Cervical disc displacement, annulus fiber stress, and facet joint stress were observed during the simulation of CSM.

resultsThe cervical disc displacement on herniated side moved forward during CSM, and the maximum forward displacements were 0.23, 0.36, and 0.45 mm in left lateral bending position, neutral position, and right lateral bending position, respectively. As the same trend of cervical disc displacement, the annulus fiber stresses on herniated side from small to large were 7.40, 16.39, and 22.75 MPa in left lateral bending position, neutral position, and right lateral bending position, respectively. However, the maximum facet stresses at left superior cartilage of C6 in left lateral bending position, neutral position, and right lateral bending position were 6.88, 3.60, and 0.12 MPa, respectively.

conclusionCompared with neutral position and right lateral bending position, though the forward displacement of cervical disc on herniated side was smaller in left lateral bending position, the annulus fiber stress on herniated side was declined by sharing load on the left facet joint. The results suggested that lateral bending to the herniated side on performing CSM tends to protect the cervical disc on herniated side. Future clinical studies are needed to verify that.

Identifiers

PMID29991954
PMCPMC6016226
OpenAlexW2808436085

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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.