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Record W2419221928 · doi:10.1177/002013240204701105

Assessing Nebulizer Performance

2002· article· en· W2419221928 on OpenAlexaff
Myrna Dolovich

Bibliographic record

VenueRespiratory Care · 2002
Typearticle
Languageen
FieldMedicine
TopicInhalation and Respiratory Drug Delivery
Canadian institutionsMcMaster University
Fundersnot available
KeywordsNebulizerMedicineAerosolizationDrug deliveryBiomedical engineeringInhalationAnesthesiaIntensive care medicineNanotechnology

Abstract

fetched live from OpenAlex

The quality of the aerosol generated by a nebulizer system is a function of its design, operating parameters, and the drug formulation to be aerosolized. The aerosolized drug dose inhaled from a nebulizer is determined by the patient's breathing pattern. The site of deposition of the aerosol in the lung is primarily influenced by the inspiratory flow rate and additionally by the nature of the lung disease. Thus, tests of performance that incorporate these different variables will provide data that give a better understanding of overall nebulizer performance. As discussed in this paper, a number of in vitro and in vivo laboratory tests can be undertaken to measure the characteristics of the delivery system as well as the quality and quantity of the aerosolized drug provided. With this information one can estimate the dose of drug that will be inhaled and deposited below the larynx. The accuracy of these predictions can additionally be improved with the use of breath simulators and standard breath patterns. Breath monitors that capture and feed actual patient breathing patterns into the simulator to mimic nebulizer operation during actual patient use further increase the accuracy of dose estimation. With the vast number of nebulizers available and also in development, a comparison of information obtained from different nebulizers is key in making an informed decision when selecting an aerosol delivery system that can provide an efficacious dose of a particular drug to a specific patient population.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame machine prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.

metaresearch head score (Codex)0.005
metaresearch head score (Gemma)0.017
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Bench or experimental · Consensus signal: Bench or experimental
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.005
Threshold uncertainty score0.029

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0050.017
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0010.001
Bibliometrics0.0020.001
Science and technology studies0.0010.000
Scholarly communication0.0010.001
Open science0.0010.001
Research integrity0.0020.001
Insufficient payload (model declined to judge)0.0030.002

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.061
GPT teacher head0.303
Teacher spread0.242 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designBench or experimental
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations24
Published2002
Admission routes1
Has abstractyes

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