Evidence map›Paper›PMID 38980854›Full record

ArticlePloS one2024

Investigating mechanical deformation's role in cochlear implant durability.

Tatiana Blank, André Marcel Ahrens, Christian Klose, Demircan Canadinç, Thomas Lenarz, Hans Jürgen Maier

Abstract read
In one paragraph

Article in PloS one, 2024. 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
–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

1 citing paper in PubMed.

  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

6 authors.

Tatiana BlankInstitut für Werkstoffkunde (Materials Science), Leibniz Universität Hannover, Garbsen, Germany.ORCID 0009-0006-0538-2310
André Marcel AhrensInstitut für Werkstoffkunde (Materials Science), Leibniz Universität Hannover, Garbsen, Germany.ORCID 0009-0007-6889-6930
Christian KloseInstitut für Werkstoffkunde (Materials Science), Leibniz Universität Hannover, Garbsen, Germany.
Demircan CanadinçDepartment of Mechanical Engineering, Koç University, Sarıyer/İstanbul, Turkey.
Thomas LenarzDepartment of Otorhinolaryngology, Hannover Medical School, Hannover, Germany.
Hans Jürgen MaierInstitut für Werkstoffkunde (Materials Science), Leibniz Universität Hannover, Garbsen, Germany.ORCID 0000-0003-2119-824X

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Platinum and platinum-based alloys are used as the electrode material in cochlear implants because of the biocompatibility and the favorable electrochemical properties. Still, these implants can fail over time. The present study was conducted to shed light on the effects of microstructure on the electrochemical degradation of platinum. After three days of stimulation with a square wave signal, corrosive attack appeared on the platinum surface. The influence of mechanical deformation, in particular rolling, on the corrosion resistance of platinum was also prominent. The cyclic voltammetry showed a clear dependence on the electrolyte used, which was interpreted as an influence of the buffer in the artificial perilymph used. In addition, the polarization curves showed a shift with grain size that was not expected. This could be attributed to the defects present on the surface. These findings are crucial for the manufacture of cochlear implants to ensure their long-term functionality.

Indexed as

Cochlear ImplantsPlatinumAlloysBiocompatible MaterialsCorrosionHumansMaterials TestingSurface PropertiesAlloysBiocompatible MaterialsPlatinum

Identifiers

PMID38980854
PMCPMC11232988

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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.