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出境医 / 临床实验 / Sevoflurane PharmacokInetics in ARDS (SPIDERMAN)

Sevoflurane PharmacokInetics in ARDS (SPIDERMAN)

Study Description
Brief Summary:
The main objective of this study is to compare the pharmacokinetic models of sevoflurane-induced sedation during ARDS depending on the lung imaging phenotype (focal vs nonfocal phenotypes) The authors hypothesized that sevoflurane used for inhaled sedation could have distinct pharmacokinetic profiles depending on lung imaging phenotypes (focal vs nonfocal) during ARDS in ICU patients.

Condition or disease Intervention/treatment Phase
Acute Respiratory Distress Syndrome Drug: Deep sedation by Sevoflurane on the Morphotype of ARDS in ICU patieNts Not Applicable

Detailed Description:

Adult patients admitted to the ICU within 12 hours of moderate-severe ARDS onset and under sedation with sevoflurane will be enrolled in the study with inclusion criteria. They will be enrolled, depending on their morphotype (focal or nonfocal), as routinely assessed in participating centers using CT-scan, chest x-ray and/or lung ultrasound.

These patients will receive inhaled sevoflurane as a standard practice of sedation that is routinely used in participating ICUs. After inclusion, the mechanical ventilation protocol must be initiated within two hours (if not already being used). In both groups, deep sedation followed by neuromuscular blockade must be initiated within four hours of inclusion.

Adult patients admitted to the ICU within 12 hours of moderate-severe ARDS onset and under sedation with sevoflurane will be enrolled in the study with inclusion criteria. They will be enrolled, depending on their morphotype (focal or nonfocal), as routinely assessed in participating centers using CT-scan, chest x-ray and/or lung ultrasound.

These patients will receive inhaled sevoflurane as a standard practice of sedation that is routinely used in participating ICUs. After inclusion, the mechanical ventilation protocol must be initiated within two hours (if not already being used). In both groups, deep sedation followed by neuromuscular blockade must be initiated within four hours of inclusion.

Blood sample will be collected at different times after the onset of sevoflurane administration and after its cessation.

Study Design
Layout table for study information
Study Type : Interventional  (Clinical Trial)
Estimated Enrollment : 43 participants
Allocation: Non-Randomized
Intervention Model: Parallel Assignment
Intervention Model Description:

Inhaled sedation with sevoflurane, will be vaporized via the miniaturized Anesthesia Conserving Device (AnaConDa-S®, Sedana Medical, Uppsala, Sweden).

Sevoflurane infusion rate will be adapted from manufacturer's instructions in order to reach a target of expired sevoflurane fraction (FEsevo) of 0.8-1.1.

Mechanical ventilation will be protocolized in both arms, based on recent results of a RCT from our group, in which 90-day survival was improved in patients with nonfocal ARDS when an individualized ventilation strategy was applied, compared to the ARDSNet strategy (PEEP set according to FiO2). We will recommend sites wait at least 12 hours before proning, as in the PROSEVA study.

In both groups, patients will receive cisatracurium besylate for neuromuscular blockade, and deep sedation will be protocolized to Richmond Agitation-Sedation Scale (RASS) of -4 to -5 (Ramsay of 5-6, or Riker of 1-2) before starting, and during, the cisatracurium besylate infusion.

Masking: Single (Outcomes Assessor)
Masking Description: It is an open label trial because the patients are included from a group depending to the morphotype of ARDS. However, all subsequent evaluations will be conducted by clinical research staff according to the attributed group
Primary Purpose: Treatment
Official Title: Sevoflurane pharmacokInetics During Inhaled Sedation Relies on the Morphotype of ARDS in ICU Patients
Actual Study Start Date : February 23, 2020
Estimated Primary Completion Date : March 1, 2023
Estimated Study Completion Date : June 1, 2023
Arms and Interventions
Arm Intervention/treatment
Experimental: Nonfocal ARDS
ARDS patient with nonfocal lung imaging phenotype
Drug: Deep sedation by Sevoflurane on the Morphotype of ARDS in ICU patieNts
Pharmacokinetic of inhaled sevoflurane used for sedation

Experimental: Focal ARDS
ARDS patient with focal lung imaging phenotype
Drug: Deep sedation by Sevoflurane on the Morphotype of ARDS in ICU patieNts
Pharmacokinetic of inhaled sevoflurane used for sedation

Outcome Measures
Primary Outcome Measures :
  1. Plasma concentrations of sevoflurane [ Time Frame: 5 minutes after the detection by the monitor of sevoflurane (0.1%) in the breathing circuit ]
    Plasma concentrations of sevoflurane

  2. Plasma concentrations of sevoflurane [ Time Frame: 30 minutes after the detection by the monitor of sevoflurane (0.1%) in the breathing circuit ]
    Plasma concentrations of sevoflurane

  3. Plasma concentrations of sevoflurane [ Time Frame: 1 hour after the detection by the monitor of sevoflurane (0.1%) in the breathing circuit ]
    Plasma concentrations of sevoflurane

  4. Plasma concentrations of sevoflurane [ Time Frame: 6 hours after the detection by the monitor of sevoflurane (0.1%) in the breathing circuit ]
    Plasma concentrations of sevoflurane

  5. Plasma concentrations of sevoflurane [ Time Frame: 24 hours after the detection by the monitor of sevoflurane (0.1%) in the breathing circuit ]
    Plasma concentrations of sevoflurane

  6. Plasma concentrations of sevoflurane [ Time Frame: 48 hours after the detection by the monitor of sevoflurane (0.1%) in the breathing circuit ]
    Plasma concentrations of sevoflurane

  7. Plasma concentrations of sevoflurane [ Time Frame: 5 minutes after the cessation of sevoflurane administration ]
    Plasma concentrations of sevoflurane

  8. Plasma concentrations of sevoflurane [ Time Frame: 30 minutes after the cessation of sevoflurane administration ]
    Plasma concentrations of sevoflurane

  9. Plasma concentrations of sevoflurane [ Time Frame: 1 hour after the cessation of sevoflurane administration ]
    Plasma concentrations of sevoflurane

  10. Plasma concentrations of sevoflurane [ Time Frame: 4 hours after the cessation of sevoflurane administration ]
    Plasma concentrations of sevoflurane

  11. Plasma concentrations of sevoflurane [ Time Frame: 6 hours after the cessation of sevoflurane administration ]
    Plasma concentrations of sevoflurane


Secondary Outcome Measures :
  1. Plasma concentration of hexafluoroisopropanolol [ Time Frame: Until sedation can be definitely interrupted or until day 7 ]
    Plasma concentration of hexafluoroisopropanolol

  2. Fraction of inspired sevoflurane [ Time Frame: Until sedation can be definitely interrupted or until day 7 ]
    Fraction of inspired sevoflurane

  3. Fraction of expired sevoflurane [ Time Frame: Until sedation can be definitely interrupted or until day 7 ]
    Fraction of expired sevoflurane

  4. Dose of sevoflurane [ Time Frame: Until sedation can be definitely interrupted or until day 7 ]
    Dose of sevoflurane (mg/l)

  5. Infusion duration of sevoflurane [ Time Frame: Until sedation can be definitely interrupted or until day 7 ]
    Infusion duration of sevoflurane (min)

  6. Infusion rate of remifentanil [ Time Frame: Until sedation can be definitely interrupted or until day 7 ]
    Infusion rate of remifentanil

  7. Values of a bispectral index [ Time Frame: Until sedation can be definitely interrupted or until day 7 ]
    Values of a bispectral index


Eligibility Criteria
Layout table for eligibility information
Ages Eligible for Study:   18 Years and older   (Adult, Older Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Age ≥18 years
  • Presence for ≤ 12 hours of all of the following conditions, within one week of a clinical insult or new or worsening respiratory symptoms :

a PaO2/FiO2 < 200 mmHg with positive end-expiratory pressure (PEEP) ≥ 8 cmH2O (or, if arterial blood gas not available : SpO2/FiO2 ratio that is equivalent to a PaO2/FiO2 < 200 mmHg with PEEP ≥8 cmH2O, and a confirmatory SpO2/FiO2 ratio between 1-6 hours after the initial SpO2/FiO2 ratio determination) b Bilateral opacities not fully explained by effusions, lobar/lung collapse, or nodules c Respiratory failure not fully explained by cardiac failure or fluid overload; need objective assessment (e.g., echocardiography) to exclude hydrostatic edema if no risk factor present

Exclusion Criteria:

  • Lack of informed consent
  • Continuous sedation with inhaled sevoflurane at enrollment
  • Currently receiving ECMO therapy
  • Chronic respiratory failure defined as PaCO2 > 60 mmHg in the outpatient setting
  • Home mechanical ventilation (non-invasive ventilation or via tracheotomy) except for CPAP/BIPAP used solely for sleep-disordered breathing
  • Body mass index > 40 kg/m2
  • Chronic liver disease defined as a Child-Pugh score of 12-15
  • Expected duration of mechanical ventilation < 48 hours
  • Tidal volume of 6 mL/kg predicted body weight (PBW) below 200 mL
  • Decision to withhold life-sustaining treatment; except in those patients committed to full support except cardiopulmonary resuscitation
  • Moribund patient, i.e. not expected to survive 24 hours despite intensive care
  • Burns > 70% total body surface
  • Previous hypersensitivity or anaphylactic reaction to sevoflurane
  • Medical history of malignant hyperthermia
  • Suspected or proven intracranial hypertension
  • Know pregnancy - Pregnancy testing will be systematically performed to rule out pregnancy in female patients of reproductive age
  • Enrollment in another interventional ARDS trial with direct impact on sedation and PEEP
  • Endotracheal ventilation for greater than 120 hours (5 days)
  • PaO2/FiO2 (if available) > 200 mmHg after meeting inclusion criteria and before start of the study
Contacts and Locations

Contacts
Layout table for location contacts
Contact: Lise Laclautre +33 73 754 963 promo_interne_drci@chu-clermontferrand.fr

Locations
Layout table for location information
France
Centre Jean Perrin Recruiting
Clermont-Ferrand, France
Contact: Nathanael Eisenmann         
CHU Recruiting
Clermont-Ferrand, France
Contact: Raïko Blondonnet         
Sub-Investigator: Russell Chabanne         
Sub-Investigator: Bertrand Soweine         
APHP - University hospital of Saint-Louis Not yet recruiting
Paris, France, 75010
Contact: Virginie Lemiale       virginie.lemiale@sls.aphp.fr   
Sponsors and Collaborators
University Hospital, Clermont-Ferrand
Investigators
Layout table for investigator information
Principal Investigator: Raiko Blondonnet, MD, MSc University Hospital, Clermont-Ferrand
Tracking Information
First Submitted Date  ICMJE July 10, 2019
First Posted Date  ICMJE July 17, 2019
Last Update Posted Date May 18, 2021
Actual Study Start Date  ICMJE February 23, 2020
Estimated Primary Completion Date March 1, 2023   (Final data collection date for primary outcome measure)
Current Primary Outcome Measures  ICMJE
 (submitted: July 16, 2019)
  • Plasma concentrations of sevoflurane [ Time Frame: 5 minutes after the detection by the monitor of sevoflurane (0.1%) in the breathing circuit ]
    Plasma concentrations of sevoflurane
  • Plasma concentrations of sevoflurane [ Time Frame: 30 minutes after the detection by the monitor of sevoflurane (0.1%) in the breathing circuit ]
    Plasma concentrations of sevoflurane
  • Plasma concentrations of sevoflurane [ Time Frame: 1 hour after the detection by the monitor of sevoflurane (0.1%) in the breathing circuit ]
    Plasma concentrations of sevoflurane
  • Plasma concentrations of sevoflurane [ Time Frame: 6 hours after the detection by the monitor of sevoflurane (0.1%) in the breathing circuit ]
    Plasma concentrations of sevoflurane
  • Plasma concentrations of sevoflurane [ Time Frame: 24 hours after the detection by the monitor of sevoflurane (0.1%) in the breathing circuit ]
    Plasma concentrations of sevoflurane
  • Plasma concentrations of sevoflurane [ Time Frame: 48 hours after the detection by the monitor of sevoflurane (0.1%) in the breathing circuit ]
    Plasma concentrations of sevoflurane
  • Plasma concentrations of sevoflurane [ Time Frame: 5 minutes after the cessation of sevoflurane administration ]
    Plasma concentrations of sevoflurane
  • Plasma concentrations of sevoflurane [ Time Frame: 30 minutes after the cessation of sevoflurane administration ]
    Plasma concentrations of sevoflurane
  • Plasma concentrations of sevoflurane [ Time Frame: 1 hour after the cessation of sevoflurane administration ]
    Plasma concentrations of sevoflurane
  • Plasma concentrations of sevoflurane [ Time Frame: 4 hours after the cessation of sevoflurane administration ]
    Plasma concentrations of sevoflurane
  • Plasma concentrations of sevoflurane [ Time Frame: 6 hours after the cessation of sevoflurane administration ]
    Plasma concentrations of sevoflurane
Original Primary Outcome Measures  ICMJE Same as current
Change History
Current Secondary Outcome Measures  ICMJE
 (submitted: July 16, 2019)
  • Plasma concentration of hexafluoroisopropanolol [ Time Frame: Until sedation can be definitely interrupted or until day 7 ]
    Plasma concentration of hexafluoroisopropanolol
  • Fraction of inspired sevoflurane [ Time Frame: Until sedation can be definitely interrupted or until day 7 ]
    Fraction of inspired sevoflurane
  • Fraction of expired sevoflurane [ Time Frame: Until sedation can be definitely interrupted or until day 7 ]
    Fraction of expired sevoflurane
  • Dose of sevoflurane [ Time Frame: Until sedation can be definitely interrupted or until day 7 ]
    Dose of sevoflurane (mg/l)
  • Infusion duration of sevoflurane [ Time Frame: Until sedation can be definitely interrupted or until day 7 ]
    Infusion duration of sevoflurane (min)
  • Infusion rate of remifentanil [ Time Frame: Until sedation can be definitely interrupted or until day 7 ]
    Infusion rate of remifentanil
  • Values of a bispectral index [ Time Frame: Until sedation can be definitely interrupted or until day 7 ]
    Values of a bispectral index
Original Secondary Outcome Measures  ICMJE Same as current
Current Other Pre-specified Outcome Measures Not Provided
Original Other Pre-specified Outcome Measures Not Provided
 
Descriptive Information
Brief Title  ICMJE Sevoflurane PharmacokInetics in ARDS
Official Title  ICMJE Sevoflurane pharmacokInetics During Inhaled Sedation Relies on the Morphotype of ARDS in ICU Patients
Brief Summary The main objective of this study is to compare the pharmacokinetic models of sevoflurane-induced sedation during ARDS depending on the lung imaging phenotype (focal vs nonfocal phenotypes) The authors hypothesized that sevoflurane used for inhaled sedation could have distinct pharmacokinetic profiles depending on lung imaging phenotypes (focal vs nonfocal) during ARDS in ICU patients.
Detailed Description

Adult patients admitted to the ICU within 12 hours of moderate-severe ARDS onset and under sedation with sevoflurane will be enrolled in the study with inclusion criteria. They will be enrolled, depending on their morphotype (focal or nonfocal), as routinely assessed in participating centers using CT-scan, chest x-ray and/or lung ultrasound.

These patients will receive inhaled sevoflurane as a standard practice of sedation that is routinely used in participating ICUs. After inclusion, the mechanical ventilation protocol must be initiated within two hours (if not already being used). In both groups, deep sedation followed by neuromuscular blockade must be initiated within four hours of inclusion.

Adult patients admitted to the ICU within 12 hours of moderate-severe ARDS onset and under sedation with sevoflurane will be enrolled in the study with inclusion criteria. They will be enrolled, depending on their morphotype (focal or nonfocal), as routinely assessed in participating centers using CT-scan, chest x-ray and/or lung ultrasound.

These patients will receive inhaled sevoflurane as a standard practice of sedation that is routinely used in participating ICUs. After inclusion, the mechanical ventilation protocol must be initiated within two hours (if not already being used). In both groups, deep sedation followed by neuromuscular blockade must be initiated within four hours of inclusion.

Blood sample will be collected at different times after the onset of sevoflurane administration and after its cessation.

Study Type  ICMJE Interventional
Study Phase  ICMJE Not Applicable
Study Design  ICMJE Allocation: Non-Randomized
Intervention Model: Parallel Assignment
Intervention Model Description:

Inhaled sedation with sevoflurane, will be vaporized via the miniaturized Anesthesia Conserving Device (AnaConDa-S®, Sedana Medical, Uppsala, Sweden).

Sevoflurane infusion rate will be adapted from manufacturer's instructions in order to reach a target of expired sevoflurane fraction (FEsevo) of 0.8-1.1.

Mechanical ventilation will be protocolized in both arms, based on recent results of a RCT from our group, in which 90-day survival was improved in patients with nonfocal ARDS when an individualized ventilation strategy was applied, compared to the ARDSNet strategy (PEEP set according to FiO2). We will recommend sites wait at least 12 hours before proning, as in the PROSEVA study.

In both groups, patients will receive cisatracurium besylate for neuromuscular blockade, and deep sedation will be protocolized to Richmond Agitation-Sedation Scale (RASS) of -4 to -5 (Ramsay of 5-6, or Riker of 1-2) before starting, and during, the cisatracurium besylate infusion.

Masking: Single (Outcomes Assessor)
Masking Description:
It is an open label trial because the patients are included from a group depending to the morphotype of ARDS. However, all subsequent evaluations will be conducted by clinical research staff according to the attributed group
Primary Purpose: Treatment
Condition  ICMJE Acute Respiratory Distress Syndrome
Intervention  ICMJE Drug: Deep sedation by Sevoflurane on the Morphotype of ARDS in ICU patieNts
Pharmacokinetic of inhaled sevoflurane used for sedation
Study Arms  ICMJE
  • Experimental: Nonfocal ARDS
    ARDS patient with nonfocal lung imaging phenotype
    Intervention: Drug: Deep sedation by Sevoflurane on the Morphotype of ARDS in ICU patieNts
  • Experimental: Focal ARDS
    ARDS patient with focal lung imaging phenotype
    Intervention: Drug: Deep sedation by Sevoflurane on the Morphotype of ARDS in ICU patieNts
Publications * Not Provided

*   Includes publications given by the data provider as well as publications identified by ClinicalTrials.gov Identifier (NCT Number) in Medline.
 
Recruitment Information
Recruitment Status  ICMJE Recruiting
Estimated Enrollment  ICMJE
 (submitted: May 17, 2021)
43
Original Estimated Enrollment  ICMJE
 (submitted: July 16, 2019)
30
Estimated Study Completion Date  ICMJE June 1, 2023
Estimated Primary Completion Date March 1, 2023   (Final data collection date for primary outcome measure)
Eligibility Criteria  ICMJE

Inclusion Criteria:

  • Age ≥18 years
  • Presence for ≤ 12 hours of all of the following conditions, within one week of a clinical insult or new or worsening respiratory symptoms :

a PaO2/FiO2 < 200 mmHg with positive end-expiratory pressure (PEEP) ≥ 8 cmH2O (or, if arterial blood gas not available : SpO2/FiO2 ratio that is equivalent to a PaO2/FiO2 < 200 mmHg with PEEP ≥8 cmH2O, and a confirmatory SpO2/FiO2 ratio between 1-6 hours after the initial SpO2/FiO2 ratio determination) b Bilateral opacities not fully explained by effusions, lobar/lung collapse, or nodules c Respiratory failure not fully explained by cardiac failure or fluid overload; need objective assessment (e.g., echocardiography) to exclude hydrostatic edema if no risk factor present

Exclusion Criteria:

  • Lack of informed consent
  • Continuous sedation with inhaled sevoflurane at enrollment
  • Currently receiving ECMO therapy
  • Chronic respiratory failure defined as PaCO2 > 60 mmHg in the outpatient setting
  • Home mechanical ventilation (non-invasive ventilation or via tracheotomy) except for CPAP/BIPAP used solely for sleep-disordered breathing
  • Body mass index > 40 kg/m2
  • Chronic liver disease defined as a Child-Pugh score of 12-15
  • Expected duration of mechanical ventilation < 48 hours
  • Tidal volume of 6 mL/kg predicted body weight (PBW) below 200 mL
  • Decision to withhold life-sustaining treatment; except in those patients committed to full support except cardiopulmonary resuscitation
  • Moribund patient, i.e. not expected to survive 24 hours despite intensive care
  • Burns > 70% total body surface
  • Previous hypersensitivity or anaphylactic reaction to sevoflurane
  • Medical history of malignant hyperthermia
  • Suspected or proven intracranial hypertension
  • Know pregnancy - Pregnancy testing will be systematically performed to rule out pregnancy in female patients of reproductive age
  • Enrollment in another interventional ARDS trial with direct impact on sedation and PEEP
  • Endotracheal ventilation for greater than 120 hours (5 days)
  • PaO2/FiO2 (if available) > 200 mmHg after meeting inclusion criteria and before start of the study
Sex/Gender  ICMJE
Sexes Eligible for Study: All
Ages  ICMJE 18 Years and older   (Adult, Older Adult)
Accepts Healthy Volunteers  ICMJE No
Contacts  ICMJE
Contact: Lise Laclautre +33 73 754 963 promo_interne_drci@chu-clermontferrand.fr
Listed Location Countries  ICMJE France
Removed Location Countries  
 
Administrative Information
NCT Number  ICMJE NCT04023305
Other Study ID Numbers  ICMJE SPIDERMAN Study
2018-003511-21 ( EudraCT Number )
Has Data Monitoring Committee Not Provided
U.S. FDA-regulated Product
Studies a U.S. FDA-regulated Drug Product: No
Studies a U.S. FDA-regulated Device Product: No
IPD Sharing Statement  ICMJE Not Provided
Responsible Party University Hospital, Clermont-Ferrand
Study Sponsor  ICMJE University Hospital, Clermont-Ferrand
Collaborators  ICMJE Not Provided
Investigators  ICMJE
Principal Investigator: Raiko Blondonnet, MD, MSc University Hospital, Clermont-Ferrand
PRS Account University Hospital, Clermont-Ferrand
Verification Date May 2021

ICMJE     Data element required by the International Committee of Medical Journal Editors and the World Health Organization ICTRP