Evidence map›Paper›PMID 34204688›Full record

ArticleMaterials (Basel, Switzerland)2021

Effects of Fatigue Damage on the Microscopic Modulus of Cortical Bone Using Nanoindentation.

Xianjia Meng, Chuanyong Qu, Donghui Fu, Chuan Qu

Abstract read
In one paragraph

Article in Materials (Basel, Switzerland), 2021. 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. Article
  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

4 authors.

Xianjia MengDepartment of Mechanics, School of Mechanical Engineering, Tianjin University, Tianjin 300350, China.
Chuanyong QuDepartment of Mechanics, School of Mechanical Engineering, Tianjin University, Tianjin 300350, China.ORCID 0000-0002-7249-9440
Donghui FuDepartment of Mechanics, School of Mechanical Engineering, Tianjin University, Tianjin 300350, China.
Chuan QuDepartment of Mechanics, School of Mechanical Engineering, Tianjin University, Tianjin 300350, China.

Funding

National Natural Science Foundation of China 11972247, 11772204
6 · The paper itself

Abstract

Alterations to the bone structure from cycle loadings can undermine its damage resistance at multiple scales. The accumulation of fatigue damage in a bone is commonly characterized by the reduction in the elastic modulus. In this study, nano-indentation was used for investigating microscopic damage evolution of bovine tibia samples subjected to fatigue loading. Indentation tests were conducted in the same 60 μm × 120 μm area with different degrees of damage, including fracture, and the evolution of reduced modulus was observed. The results showed that bone's reduced modulus decreased significantly during the initial 40% of the life fraction, whereas it proceeded slowly during the remaining period. As the size of the residual indentations was about 4 μm in length, the degradation of bone's reduced modulus reflected the accumulation of fatigue damage at smaller scales.

Indexed as

bone fatigue damagefatigue test methodshierarchical structurenanoindentationreduced modulus

Identifiers

PMID34204688
PMCPMC8231503

What OpenQuestion holds

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LicenceCC BY
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Registered trials

None linked

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.