Heart surgery showdown: could a simple gas beat standard anesthesia?
NCT ID NCT07116733
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study compares two anesthetics—desflurane gas and propofol—during coronary artery bypass surgery. Researchers want to see if desflurane helps prevent major heart problems like heart attack or heart failure within 30 days after surgery. About 3,560 adults having planned bypass surgery will take part.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- desflurane (inhaled anesthetic)
- What this could lead to
- If desflurane works better than propofol, it could become the preferred anesthetic for heart bypass surgery to lower the risk of serious heart complications after the operation.
- What could go wrong
- This is a large phase 3 trial, but it's still possible that desflurane offers no advantage over propofol. The study focuses on short-term outcomes (30 days), so long-term benefits are unknown.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 3
Large-scale testing in a bigger group. Usually the last step before a treatment can be approved.
- Participants
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About 3,560 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Oct 2025
- Expected to finish
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Dec 2029
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Patients scheduled for elective coronary artery bypass grafting (CABG) 2. Age ≥ 18 years old; 3. Sign the informed consent form. Exclusion Criteria: 1. Emergency or urgent operation 2. Concomitant valve or aortic surgery 3. History of myocardial infarction in recent 30 days 4. Current use of myocardial preconditioning-affecting medications, such as sulfonylurea (glibenclamide), allopurinol, theophylline, nicorandil(last dose \< 8 hrs), etc 5. Participated in other randomized controlled clinical trials in recent 3 months 6. General anesthesia in recent 30 days 7. History of kidney and liver transplantation, or severe liver and kidney dysfunction (EGFR ≤ 20 mlgmin/1.73 m2, conventional dialysis or patients who have started dialysis; Child Pugh grade C/cirrhosis) 8. History of open heart surgery; 9. Hemodynamic instability or severe heart failure (SBP\<90 mmHg or preoperative need of high-dose vasoactive drug support, placement of aortic balloon pump (IABP), ECMO or ventricular assist device, left ventricular ejection fraction\<30%) 10. Adverse drug reactions to trial medications 11. History of malignant hyperthermia 12. Pregnancy or lactation
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
14 sites. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Cangzhou People's Hospital
NOT_YET_RECRUITINGCangzhou, Hebei, China
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Changhai Hospital
RECRUITINGShanghai, China
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Daping Hospital, Army Medical University
NOT_YET_RECRUITINGChongqing, China
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Fuzhou University Affiliated Provincial Hospital
NOT_YET_RECRUITINGFuzhou, Fujian, China
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Hebei General Hospital
NOT_YET_RECRUITINGShijiazhuang, Hebei, China
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Jiangsu Province Hospital
NOT_YET_RECRUITINGNanjin, Jiangsu, China
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Ningbo No.2 Hospital
NOT_YET_RECRUITINGNingbo, Zhejiang, China
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Sichuan Provincial People's Hospital
NOT_YET_RECRUITINGChengdu, Sichuan, China
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The First Affiliated Hospital of Zhengzhou University
NOT_YET_RECRUITINGZhengzhou, Henan, China
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The First Hospital of Hebei Medical University
NOT_YET_RECRUITINGShijiazhuang, Hebei, China
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Tianjin Chest Hospital
RECRUITINGTianjin, Tianjin Municipality, China
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Wuhan Asia Heart Hospital
NOT_YET_RECRUITINGWuhan, Hubei, China
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Xijing Hospital
RECRUITINGXi'an, Shaanxi, 710032, China
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Zhongshan Hospital, Fudan University
NOT_YET_RECRUITINGShanghai, China
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Heart bypass surgeons test which vein layout keeps grafts open
- A soft patch that watches your heart beat in real time
- Zapping the ear: a new way to stop Post-Surgery heart rhythm problems?
- Squeeze a ball, lower your blood pressure? heart trial puts handgrip exercise to the test
- New heart scan aims to spot hidden plaque before it strikes
- Blood filter attached to Heart-Lung machine aims to stop ticagrelor bleeding