Evidence map›Paper›PMID 32756567›Full record

ArticlePloS one2020

Primary break-up and atomization characteristics of a nasal spray.

Kendra Shrestha, James Van Strien, Narinder Singh, Kiao Inthavong

Abstract read
In one paragraph

Article in PloS one, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing 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

8 citing papers in PubMed.

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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

4 authors.

Kendra ShresthaMechanical & Automotive Engineering, School of Engineering, RMIT University, Bundoora, Australia.ORCID 0000-0002-5919-8985
James Van StrienMechanical & Automotive Engineering, School of Engineering, RMIT University, Bundoora, Australia.
Narinder SinghSydney Medical School, Faculty of Medicine and Health, University of Sydney, Sydney, Australia.
Kiao InthavongMechanical & Automotive Engineering, School of Engineering, RMIT University, Bundoora, Australia.ORCID 0000-0003-0476-0237

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The primary objective of this research was to extract the essential information needed for setting atomization break up models, specifically, the Linear Instability Sheet Atomization (LISA) breakup model, and alternative hollow cone models. A secondary objective was to gain visualization and insight into the atomization break up mechanism caused by the effects of viscosity and surface tension on primary break-up, sheet disintegration, ligament and droplet formation. High speed imaging was used to capture the near-nozzle characteristics for water and drug formulations. This demonstrated more rapid atomization for lower viscosities. Image processing was used to analyze the near-nozzle spray characteristics during the primary break-up of the liquid sheet into ligament formation. Edges of the liquid sheet, spray break-up length, break-up radius, cone angle and dispersion angle were obtained. Spray characteristics pertinent for primary breakup modelling were determined from high speed imaging of multiple spray actuations. The results have established input data for computational modelling involving parametrical analysis of nasal drug delivery.

Indexed as

Nasal SpraysNebulizers and VaporizersAdministration, IntranasalAerosolsDrug CompoundingDrug Delivery SystemsEquipment DesignHumansParticle SizeSurface TensionViscosityWaterAerosolsNasal SpraysWater

Identifiers

PMID32756567
PMCPMC7406034

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.