Evidence map›Paper›PMID 31819677›Full record

ArticleMedical devices (Auckland, N.Z.)2019

Injection And Infusion Technology Disruption For Use In MRI.

M Kalmar, A Boese, R Landes, M Friebe

Abstract read
In one paragraph

Article in Medical devices (Auckland, N.Z.), 2019. 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. Millimeter-scale fluid-driven soft robots.National science review · 2025
    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.

M KalmarIntelligente Katheter INKA, Otto-Von-Guericke University Magdeburg, Magdeburg, Germany.ORCID 0000-0002-4819-9640
A BoeseIntelligente Katheter INKA, Otto-Von-Guericke University Magdeburg, Magdeburg, Germany.ORCID 0000-0002-5874-7145
R LandesIntelligente Katheter INKA, Otto-Von-Guericke University Magdeburg, Magdeburg, Germany.ORCID 0000-0001-7138-7722
M FriebeIntelligente Katheter INKA, Otto-Von-Guericke University Magdeburg, Magdeburg, Germany.ORCID 0000-0002-8624-0800

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionContrast media injections, infusions, or experiments that require a constant volume flow close to or within a very high magnetic field like in magnetic resonance imaging (MRI) require a liquid reservoir and a power unit to deliver the fluid. However, most power units are driven by motors that are either not MRI-compatible or require external connections that restrict mobility and usage. In this paper, the development of a highly portable, lightweight, and MRI-compatible pump system is explained.

methodsThe energy required to deliver the flow is generated using a pressurized bottle concept. The valve inside the bottle is opened to create a flow which should be maintained constant. In order to find the optimal flow resistance for a constant flow rate, we created multiple setups with different flow resistance.

resultsWe measured the flow rates for different flow resistances by attaching a restring valve to the bottle. The results clearly show that high flow resistance results in lower and more constant flow rate. DISCUSSION: The optimal flow rate achieved using our current setup was significantly constant but not ideal. Consequently, such a pump system can be used in many medical applications like MRI-compatible contrast agent injectors.

Indexed as

constant flowratefluidinfusioninjectionMRI-compatiblepressurepump system

Identifiers

PMID31819677
PMCPMC6888236

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.