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RecruitingNCT06655805RAVEUpdated Jan 16, 2026

Registry for Automated Mechanical VEntilation in Adults

An observational study in Respiratory Insufficiency Requiring Mechanical Ventilation, sponsored by Hamilton Medical AG. Recruiting at 4 sites in Switzerland. Open to participants aged 18 Years and older. Per ClinicalTrials.gov, last updated 2026-01-16.

Sponsored by Hamilton Medical AG · Observational

From the registry’s dates

  • Started Sep 2024; still recruiting 2 years later.
Study type
Observational
Model
Cohort
Time perspective
Prospective
Enrollment
1,000
Ages
18 Years and older
Sex
All
01

Study summary

The aim of the here proposed study is to assess safety, performance and provide real world evidence (RWE) of the Hamilton Medical AG automated mechanical ventilation software packages in consecutive critically ill patients admitted to the intensive care unit.

Read the detailed description

The harmful effect of invasive mechanical ventilation can be prevented by intensive training of ICU physicians, respiratory therapists, and ICU nurses on the one hand, and by improvement of the technology installed in ventilators on the other hand. Advanced mechanical ventilation modes use new technologies to assist physiology, optimize gas exchange and minimize ventilator induced lung injury. Modes such as proportional assist ventilation and neuronally adjusted ventilatory assist deliver assisted ventilation proportional to the patient's effort, improving ventilator patient synchrony. The Adaptive Support Ventilation (ASV) mode automatically adjust tidal volume and respiratory rate based on patient's respiratory mechanics to protect from mechanical ventilator induced lung injury, hence deliver safe mechanical ventilation. The implementation of advanced closed-loop systems automates medical reasoning and has potential to improve patient ventilator interactions, the time spent on mechanical ventilation, staff workload and potentially outcome.

02

Conditions studied

  • Respiratory Insufficiency Requiring Mechanical Ventilation

Keywords

  • Real world data
  • Acute respiratory failure
  • Respiratory support
  • Invasive Mechanical Ventilation (IMV)
  • Non Invasive Ventilation (NIV)
  • High Flow Nasal Oxygen (HFNO)
03

In context

Lead sponsor

Hamilton Medical AG is the lead sponsor of 3 studies on the registry; 1 is open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years and older
Sexes eligible
All
Accepts healthy volunteers
No
Sampling method
Non-probability sample

Study population

Consecutive patients admitted to the intensive care unit while on IMV or in need of HFNO, NIV lung support due to acute respiratory failure, or protection of the airway due to a non-respiratory life-threatening condition.

Inclusion criteria

Age ≥ 18 years. Any patient in need of HFNO, NIV and IMV at some time during its ICU stay.

Exclusion criteria

Exclusion Criteria:

Expected to be weaned from HFNO, NIV within 2 hours. Expected to be weaned and extubated from IMV without subsequent need of HFNO or NIV support within 2 hours.

Expected to be transferred to another non-participating ICU within 2 hours. Moribund subject: death expected within 2 hours.

05

Study design

Observational model
Cohort
Time perspective
Prospective
Enrollment
1,000 participants (estimated)
Target follow-up
28 Days
Patient registry
Yes

Groups and cohorts

  • One cohort of consecutive patients

    One cohort of consecutive patients admitted to the intensive care unit while on IMV or in need of HFNO, NIV lung support due to acute respiratory failure.

    Device: Non-invasive ventilation, Invasive mechanical ventilation, high-flow nasal oxygen

Interventions

  • DeviceNon-invasive ventilation, Invasive mechanical ventilation, high-flow nasal oxygen

    No intervention is intended by the nature of this observational study.

06

What researchers measure

Primary outcomes

  1. The primary safety endpoint is determinate by the percentage of breaths outside of the optimal and the acceptable zone during the observation period, based on the following ventilation parameters if available:

    Tidal volume (VT), maximum pressure (Pmax), oxygen saturation measured by pulse oximetry (SpO2), end-tidal partial pressure of carbon dioxide (PetCO2), Respiratory rate (RR) for spontaneous breathing subjects, Pmax-PEEP for passive ARDS subjects, driving pressure, mechanical power. The optimal and sub-optimal ranges are defined by current recommendations for different clinical conditions including normal lungs, brain injury, ARDS, and chronic hypercapnia.

    Time frame: Day 0 - Day 7

  2. The efficiency endpoint is determinate by the percentage of breath inside of the optimal zone during the observation period based on the following ventilation parameters if available:

    tidal volume (VT), maximum pressure (Pmax), oxygen saturation measured by pulse oximetry (SpO2), end-tidal partial pressure of carbon dioxide (PetCO2), Respiratory rate (RR) for spontaneous breathing subjects, Pmax-PEEP for passive ARDS subjects, driving pressure, mechanical power. The optimal and sub-optimal ranges are defined by current recommendations for different clinical conditions including normal lungs, brain injury, ARDS, and chronic hypercapnia.

    Time frame: Day 0 - Day 7

07

Study locations

4 of 4 sites recruiting
  • HOCH Health Ostschweiz, Clinics for Intensive Care Medicine, Surgical ICU
    Sankt Gallen, Canton of St. Gallen 9007, Switzerland
    • Urs Pietsch, MD · Contact
    Recruiting
  • Kantonsspital Chur
    Chur, Kanton Graubünden 7000, Switzerland
    Recruiting
  • HOCH Health Ostschweiz, Clinics for Intensive Care Medicine, Medical ICU
    Sankt Gallen, St.Gallen 9007, Switzerland
    • Gian-Reto Kleger, MD · Contact
    Recruiting
  • Kantonsspital Winterthur, Zentrum für Intensivmedizin
    Winterthur, 8400, Switzerland
    • Philipp Bühler, MD · Contact
    Recruiting
08

References and documents

Publications

  • Bellani G, Laffey JG, Pham T, Fan E, Brochard L, Esteban A, Gattinoni L, van Haren F, Larsson A, McAuley DF, Ranieri M, Rubenfeld G, Thompson BT, Wrigge H, Slutsky AS, Pesenti A; LUNG SAFE Investigators; ESICM Trials Group. Epidemiology, Patterns of Care, and Mortality for Patients With Acute Respiratory Distress Syndrome in Intensive Care Units in 50 Countries. JAMA. 2016 Feb 23;315(8):788-800. doi: 10.1001/jama.2016.0291. PubMed 26903337 ↗
  • Neto AS, Simonis FD, Barbas CS, Biehl M, Determann RM, Elmer J, Friedman G, Gajic O, Goldstein JN, Linko R, Pinheiro de Oliveira R, Sundar S, Talmor D, Wolthuis EK, Gama de Abreu M, Pelosi P, Schultz MJ; PROtective Ventilation Network Investigators. Lung-Protective Ventilation With Low Tidal Volumes and the Occurrence of Pulmonary Complications in Patients Without Acute Respiratory Distress Syndrome: A Systematic Review and Individual Patient Data Analysis. Crit Care Med. 2015 Oct;43(10):2155-63. doi: 10.1097/CCM.0000000000001189. PubMed 26181219 ↗
  • Guo L, Wang W, Zhao N, Guo L, Chi C, Hou W, Wu A, Tong H, Wang Y, Wang C, Li E. Mechanical ventilation strategies for intensive care unit patients without acute lung injury or acute respiratory distress syndrome: a systematic review and network meta-analysis. Crit Care. 2016 Jul 22;20(1):226. doi: 10.1186/s13054-016-1396-0. PubMed 27448995 ↗
  • Campbell RS, Branson RD, Johannigman JA. Adaptive support ventilation. Respir Care Clin N Am. 2001 Sep;7(3):425-40, ix. doi: 10.1016/s1078-5337(05)70049-6. PubMed 11517032 ↗
  • Linton DM, Potgieter PD, Davis S, Fourie AT, Brunner JX, Laubscher TP. Automatic weaning from mechanical ventilation using an adaptive lung ventilation controller. Chest. 1994 Dec;106(6):1843-50. doi: 10.1378/chest.106.6.1843. PubMed 7988211 ↗
  • Brunner JX, Iotti GA. Adaptive Support Ventilation (ASV). Minerva Anestesiol. 2002 May;68(5):365-8. PubMed 12029247 ↗
  • Arnal JM, Wysocki M, Novotni D, Demory D, Lopez R, Donati S, Granier I, Corno G, Durand-Gasselin J. Safety and efficacy of a fully closed-loop control ventilation (IntelliVent-ASV(R)) in sedated ICU patients with acute respiratory failure: a prospective randomized crossover study. Intensive Care Med. 2012 May;38(5):781-7. doi: 10.1007/s00134-012-2548-6. Epub 2012 Mar 30. PubMed 22460854 ↗
  • Lellouche F, Bouchard PA, Simard S, L'Her E, Wysocki M. Evaluation of fully automated ventilation: a randomized controlled study in post-cardiac surgery patients. Intensive Care Med. 2013 Mar;39(3):463-71. doi: 10.1007/s00134-012-2799-2. Epub 2013 Jan 22. PubMed 23338569 ↗
  • Babic SA, Chatburn RL. Laboratory Evaluation of Cuff Pressure Control Methods. Respir Care. 2020 Jan;65(1):62-67. doi: 10.4187/respcare.06728. Epub 2019 Jul 30. PubMed 31363001 ↗
  • Blakeman T, Rodriquez D Jr, Woods J, Cox D, Elterman J, Branson R. Automated control of endotracheal tube cuff pressure during simulated flight. J Trauma Acute Care Surg. 2016 Nov;81(5 Suppl 2 Proceedings of the 2015 Military Health System Research Symposium):S116-S120. doi: 10.1097/TA.0000000000001234. PubMed 27602899 ↗
  • OTIS AB, FENN WO, RAHN H. Mechanics of breathing in man. J Appl Physiol. 1950 May;2(11):592-607. doi: 10.1152/jappl.1950.2.11.592. No abstract available. PubMed 15436363 ↗
  • MEAD J. The control of respiratory frequency. Ann N Y Acad Sci. 1963 Jun 24;109:724-9. doi: 10.1111/j.1749-6632.1963.tb13500.x. No abstract available. PubMed 13934289 ↗
  • Botta M, Wenstedt EFE, Tsonas AM, Buiteman-Kruizinga LA, van Meenen DMP, Korsten HHM, Horn J, Paulus F, Bindels AGJH, Schultz MJ, De Bie AJR. Effectiveness, safety and efficacy of INTELLiVENT-adaptive support ventilation, a closed-loop ventilation mode for use in ICU patients - a systematic review. Expert Rev Respir Med. 2021 Nov;15(11):1403-1413. doi: 10.1080/17476348.2021.1933450. Epub 2021 Jul 31. PubMed 34047244 ↗
  • Buiteman-Kruizinga LA, Mkadmi HE, Serpa Neto A, Kruizinga MD, Botta M, Schultz MJ, Paulus F, van der Heiden PLJ. Effect of INTELLiVENT-ASV versus Conventional Ventilation on Ventilation Intensity in Patients with COVID-19 ARDS-An Observational Study. J Clin Med. 2021 Nov 19;10(22):5409. doi: 10.3390/jcm10225409. PubMed 34830691 ↗
  • Chelly J, Mazerand S, Jochmans S, Weyer CM, Pourcine F, Ellrodt O, Thieulot-Rolin N, Serbource-Goguel J, Sy O, Vong LVP, Monchi M. Automated vs. conventional ventilation in the ICU: a randomized controlled crossover trial comparing blood oxygen saturation during daily nursing procedures (I-NURSING). Crit Care. 2020 Jul 22;24(1):453. doi: 10.1186/s13054-020-03155-3. PubMed 32698860 ↗
  • Arnal JM, Garnero A, Novotni D, Corno G, Donati SY, Demory D, Quintana G, Ducros L, Laubscher T, Durand-Gasselin J. Closed loop ventilation mode in Intensive Care Unit: a randomized controlled clinical trial comparing the numbers of manual ventilator setting changes. Minerva Anestesiol. 2018 Jan;84(1):58-67. doi: 10.23736/S0375-9393.17.11963-2. Epub 2017 Jul 5. PubMed 28679200 ↗
  • Roca O, Caritg O, Santafe M, Ramos FJ, Pacheco A, Garcia-de-Acilu M, Ferrer R, Schultz MJ, Ricard JD. Closed-loop oxygen control improves oxygen therapy in acute hypoxemic respiratory failure patients under high flow nasal oxygen: a randomized cross-over study (the HILOOP study). Crit Care. 2022 Apr 14;26(1):108. doi: 10.1186/s13054-022-03970-w. PubMed 35422002 ↗
  • Davidson AC, Banham S, Elliott M, Kennedy D, Gelder C, Glossop A, Church AC, Creagh-Brown B, Dodd JW, Felton T, Foex B, Mansfield L, McDonnell L, Parker R, Patterson CM, Sovani M, Thomas L; BTS Standards of Care Committee Member, British Thoracic Society/Intensive Care Society Acute Hypercapnic Respiratory Failure Guideline Development Group, On behalf of the British Thoracic Society Standards of Care Committee. BTS/ICS guideline for the ventilatory management of acute hypercapnic respiratory failure in adults. Thorax. 2016 Apr;71 Suppl 2:ii1-35. doi: 10.1136/thoraxjnl-2015-208209. No abstract available. PubMed 26976648 ↗

Individual participant data

Plan to share: No

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Jan 16, 2026, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT06655805
Lead sponsor
Hamilton Medical AG
Responsible party
Sponsor
First posted
Oct 23, 2024
Start date
Sep 23, 2024
Primary completion
Jun 30, 2030 (estimated)
Completion
Dec 31, 2030 (estimated)
Last update
Jan 16, 2026

Study contacts

Marco V Maggiorini, MD
Contact
mmaggiorini@hamilton-medical.com
+41586101514
Dominik Novotni, MD
Contact
dnovotni@hamilton-medical.com
+41586101514
Francesca Porta, MD
principal investigator · Kantonsspital Chur, Chur, Switerzland 7000

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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