Face-Down surgery: new study reveals oxygen secrets
NCT ID NCT07487324
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study will check how lying face-down (prone) during back surgery changes oxygen levels and breathing. About 50 adults having spine surgery will be monitored. The goal is to understand how body position affects oxygen and eye pressure, which can help make surgery safer.
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.
- Participants
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About 50 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Apr 2026
An estimate. Start dates often move.
- Expected to finish
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Nov 2026
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.
Who is studied
the study population consists of women reproductive age (18-80 years ) who are sheduled to undergo Posterior Stabilization Surgery under general anesthesia.
- Ages
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18 to 80 years
- 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: Patients aged 18 to 75 years Patients classified as ASA physical status I, II, or III according to the American Society of Anesthesiologists Patients undergoing posterior stabilization surgery Patients who voluntarily agreed to participate in the study Patients with a body mass index (BMI) \<35 kg/m² Patients followed with a standard mechanical ventilation procedure Exclusion Criteria: * \- ASA 4 olarak değerlendirilenler * Anestezik ajan alerjisi olanlar * Kanama diatezi bozukluğu olanlar * Cerrahi süresi 3 saatin üstünde olanlar * Bilinen ileri akciğer hastalığı olanlar (intertisyel akciğer hastalığı, ileri düzey KOAH, ileri düzey astım vb) * VKI≥35 olanlar * Obstrüktif uyku apne sendromu tanısı olanlar * Toraks deformitesi olanlar * Ciddi kalp yetmezliği öyküsü olanlar (EF\<30) * Şiddetli anemi öyküsü olanlar (Hg\<8 mg/dl) * Cerrahi operasyon sırasında kan transfüzyonu ihtiyacı olan hastalar
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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
1 site. 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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Sakarya Universt
Sakarya, Karabük Province, 78000, Turkey (Türkiye)
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