Evidence map›Paper›PMID 36671595›Full record

ReviewBioengineering (Basel, Switzerland)2022

Metallic Microneedles for Transdermal Drug Delivery: Applications, Fabrication Techniques and the Effect of Geometrical Characteristics.

Nikoletta Sargioti, Tanya J Levingstone, Eoin D O'Cearbhaill, Helen O McCarthy, Nicholas J Dunne

Abstract readReview
In one paragraph

Review in Bioengineering (Basel, Switzerland), 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing 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

14 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

5 authors.

Nikoletta SargiotiSchool of Mechanical and Manufacturing Engineering, Dublin City University, Collins Avenue, D09 Y074 Dublin, Ireland.
Tanya J LevingstoneSchool of Mechanical and Manufacturing Engineering, Dublin City University, Collins Avenue, D09 Y074 Dublin, Ireland.ORCID 0000-0002-9751-2314
Eoin D O'CearbhaillUCD Centre for Biomedical Engineering, School of Mechanical and Materials Engineering, University College Dublin, D04 R7R0 Dublin, Ireland.ORCID 0000-0002-4666-5863
Helen O McCarthyAdvanced Manufacturing Research Centre (I-Form), School of Mechanical and Manufacturing Engineering, Dublin City University, D09 Y074 Dublin, Ireland.
Nicholas J DunneSchool of Mechanical and Manufacturing Engineering, Dublin City University, Collins Avenue, D09 Y074 Dublin, Ireland.ORCID 0000-0003-4649-2410

Funding

Engineering and Physical Sciences Research Council EP/S022635/1Science Foundation Ireland 18/EPSRC-CDT/3584
6 · The paper itself

Abstract

Current procedures for transdermal drug delivery (TDD) have associated limitations including poor administration of nucleic acid, small or large drug molecules, pain and stress for needle phobic people. A painless micro-sized device capable of delivering drugs easily and efficiently, eliminating the disadvantages of traditional systems, has yet to be developed. While polymeric-based microneedle (MN) arrays have been used successfully and clinically as TDD systems, these devices lack mechanical integrity, piercing capacity and the ability to achieve tailored drug release into the systemic circulation. Recent advances in micro/nano fabrication techniques using Additive Manufacturing (AM), also known as 3D printing, have enabled the fabrication of metallic MN arrays, which offer the potential to overcome the limitations of existing systems. This review summarizes the different types of MNs used in TDD and their mode of drug delivery. The application of MNs in the treatment of a range of diseases including diabetes and cancer is discussed. The potential role of solid metallic MNs in TDD, the various techniques used for their fabrication, and the influence of their geometrical characteristics (e.g., shape, size, base diameter, thickness, and tip sharpness) on effective TDD are explored. Finally, the potential and the future directions relating to the optimization of metallic MN arrays for TDD are highlighted.

Indexed as

additive manufacturingmetallic microneedlesmicro-sized needlessolid microneedlestransdermal drug delivery

Identifiers

PMID36671595
PMCPMC9855189

What OpenQuestion holds

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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.