Evidence map›Paper›PMID 21445396›Full record

ArticleLab on a chip2011

A membrane-based, high-efficiency, microfluidic debubbler.

Changchun Liu, Jason A Thompson, Haim H Bau

Abstract read
In one paragraph

Article in Lab on a chip, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing 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

22 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

3 authors.

Changchun LiuDepartment of Mechanical Engineering and Applied Mechanics, University of Pennsylvania, 229 Towne Building, 220 S. 33rd St, Philadelphia, Pennsylvania 19104-6315, USA.
Jason A Thompson
Haim H Bau

Funding

Point Detection of Pathogens in Oral Samples via UPTU01DE017855 · NIDCR · NEW YORK UNIVERSITY · PI MALAMUD, DANIEL · 2006 to 2010
$7.9M
NIDCR NIH HHS U01 DE017855NIDCR NIH HHS U01DE017855
6 · The paper itself

Abstract

In many lab-on-chip applications, it is necessary to remove bubbles from the flow stream. Existing bubble removal strategies have various drawbacks such as low degassing efficiency, long degassing time, large dead volumes, sensitivity to surfactants, and the need for an external vacuum or pressure source. We report on a novel, simple, robust, passive, nozzle-type, membrane-based debubbler that can be readily incorporated into microfluidic devices for rapid degassing. The debubbler is particularly suitable to operate with microfluidic systems made with plastic. The debubbler consists of a hydrophobic, porous membrane that resembles a normally closed valve, which is forced open by the working fluid's pressure. To illustrate the operation of the debubbler, we describe its use in the context of a chip containing a bead array for immunoassays. Our debubbler was able to completely filter gas bubbles out of a segmented flow at rates up to 60 µl s(-1) mm(-2) of membrane area.

Indexed as

Membranes, ArtificialBacillus cereusDNA, BacterialEquipment DesignGasesImmunoassayMicrofluidic Analytical TechniquesMicrospheresOligonucleotide Array Sequence AnalysisPolymerase Chain ReactionPorosityWaterDNA, BacterialGasesMembranes, ArtificialWater

Identifiers

PMID21445396
PMCPMC12107612

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.