Intelligent ventilation in the intensive care unit

Objectives. Automated, microprocessor-controlled, closed-loop mechanical ventilation has been used in our Medical Intensive Care Unit (MICU) at the Hadassah Hebrew-University Medical Center for the past 15 years; for 10 years it has been the primary (preferred) ventilator modality. Design and se...

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Main Authors: Sigal Sviri, Abed Bayya, Phillip Levin, Rabia Khalaila, Ilana Stav, David Linton
Format: Article
Language:English
Published: South African Medical Association 2012-08-01
Series:Southern African Journal of Critical Care
Online Access:http://www.sajcc.org.za/index.php/sajcc/article/download/130/141
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author Sigal Sviri
Abed Bayya
Phillip Levin
Rabia Khalaila
Ilana Stav
David Linton
author_facet Sigal Sviri
Abed Bayya
Phillip Levin
Rabia Khalaila
Ilana Stav
David Linton
author_sort Sigal Sviri
collection DOAJ
description Objectives. Automated, microprocessor-controlled, closed-loop mechanical ventilation has been used in our Medical Intensive Care Unit (MICU) at the Hadassah Hebrew-University Medical Center for the past 15 years; for 10 years it has been the primary (preferred) ventilator modality. Design and setting. We describe our clinical experience with adaptive support ventilation (ASV) over a 6-year period, during which time ASV-enabled ventilators became more readily available and were used as the primary (preferred) ventilators for all patients admitted to the MICU. Results. During the study period, 1 220 patients were ventilated in the MICU. Most patients (84%) were ventilated with ASV on admission. The median duration of ventilation with ASV was 6 days. The weaning success rate was 81%, and tracheostomy was required in 13%. Sixty-eight patients (6%) with severe hypoxia and high inspiratory pressures were placed on pressure-controlled ventilation, in most cases to satisfy a technical requirement for precise and conservative administration of inhaled nitric oxide. The overall pneumothorax rate was less than 3%, and less than 1% of patients who were ventilated only using ASV developed pneumothorax. Conclusions. ASV is a safe and acceptable mode of ventilation for complicated medical patients, with a lower than usual ventilation complication rate.
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spelling doaj.art-0918bc3ce77443fe8607847e7de0df8d2024-02-02T17:10:55ZengSouth African Medical AssociationSouthern African Journal of Critical Care1562-82642078-676X2012-08-0128161410.7196/SAJCC.130Intelligent ventilation in the intensive care unitSigal SviriAbed BayyaPhillip LevinRabia KhalailaIlana StavDavid LintonObjectives. Automated, microprocessor-controlled, closed-loop mechanical ventilation has been used in our Medical Intensive Care Unit (MICU) at the Hadassah Hebrew-University Medical Center for the past 15 years; for 10 years it has been the primary (preferred) ventilator modality. Design and setting. We describe our clinical experience with adaptive support ventilation (ASV) over a 6-year period, during which time ASV-enabled ventilators became more readily available and were used as the primary (preferred) ventilators for all patients admitted to the MICU. Results. During the study period, 1 220 patients were ventilated in the MICU. Most patients (84%) were ventilated with ASV on admission. The median duration of ventilation with ASV was 6 days. The weaning success rate was 81%, and tracheostomy was required in 13%. Sixty-eight patients (6%) with severe hypoxia and high inspiratory pressures were placed on pressure-controlled ventilation, in most cases to satisfy a technical requirement for precise and conservative administration of inhaled nitric oxide. The overall pneumothorax rate was less than 3%, and less than 1% of patients who were ventilated only using ASV developed pneumothorax. Conclusions. ASV is a safe and acceptable mode of ventilation for complicated medical patients, with a lower than usual ventilation complication rate.http://www.sajcc.org.za/index.php/sajcc/article/download/130/141
spellingShingle Sigal Sviri
Abed Bayya
Phillip Levin
Rabia Khalaila
Ilana Stav
David Linton
Intelligent ventilation in the intensive care unit
Southern African Journal of Critical Care
title Intelligent ventilation in the intensive care unit
title_full Intelligent ventilation in the intensive care unit
title_fullStr Intelligent ventilation in the intensive care unit
title_full_unstemmed Intelligent ventilation in the intensive care unit
title_short Intelligent ventilation in the intensive care unit
title_sort intelligent ventilation in the intensive care unit
url http://www.sajcc.org.za/index.php/sajcc/article/download/130/141
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AT ilanastav intelligentventilationintheintensivecareunit
AT davidlinton intelligentventilationintheintensivecareunit