Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

A versatile mechanical ventilator (DIGIT) with high flow stability and a programmable inspiratory phase flow pattern

F Grianti1, F Montecchia, L Di Bari

  • 1Institute of Physics and Bioengineering, University of Urbino, Italy. grianti@mvxub3.fis.uniurb.it.

IEEE Transactions on Bio-Medical Engineering
|November 1, 1996
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

CKAP2L mutation confirms the diagnosis of Filippi syndrome.

Clinical genetics·2018
Same author

Distal femoral medial closing wedge osteotomy for degenerative valgus knee : mid-term results in active patients.

Acta orthopaedica Belgica·2018
Same author

Syntheses, structures, and chiroptical and magnetic properties of chiral clusters built from Schiff bases: a novel [Mn<sup>II</sup>MnNa] core.

Dalton transactions (Cambridge, England : 2003)·2017
Same author

Alport syndrome: impact of digenic inheritance in patients management.

Clinical genetics·2016
Same author

Nano hydroxyapatite-coated implants improve bone nanomechanical properties.

Journal of dental research·2012
Same author

Cyclodextrins as carriers for kavalactones in aqueous media: spectroscopic characterization of (S)-7,8-dihydrokavain and beta-cyclodextrin inclusion complex.

Journal of pharmaceutical and biomedical analysis·2010

This study introduces a novel nonconstant-flow generator for mechanical ventilation, offering precise control over airflow for patients with high respiratory resistance. Its digital system enables customized inspiratory waveforms, improving ventilator performance.

Area of Science:

  • Biomedical Engineering
  • Respiratory Care Technology

Background:

  • Conventional ventilators struggle to maintain stable airflow with high patient resistance.
  • Existing systems typically model the entire inspiratory waveform without granular control.

Purpose of the Study:

  • To describe a new nonconstant-flow generator for automatic lung ventilation.
  • To highlight its capability for precise control in high-resistance patients.
  • To introduce its innovative digital electromechanical system for waveform modulation.

Main Methods:

  • Development of a nonconstant-flow generator utilizing a digital electromechanical system.
  • Implementation of digitally controlled pneumatic valves for precise flow modulation.
  • Division of the inspiratory phase into ten digitalized time steps for waveform programming.

Related Experiment Videos

Main Results:

  • The generator achieves stable flow unaffected by external load variations.
  • The digital system allows accurate programming and control of ventilator functions.
  • The design enables programmable and controllable flow waveforms within each time step.

Conclusions:

  • The novel nonconstant-flow generator offers superior control over ventilation, particularly for high-resistance patients.
  • Its digital modulation system represents an advancement over existing ventilators lacking time-step waveform modification.
  • Fundamental performance tests confirm the ventilator's capabilities.