Easy external landmarks to guide correct esophageal probe placement
Official title: ESOTIP-TEE: Defining an Easy Landmark to Guide Correct Esophageal Probe Placement With Transesophageal Echocardiography
Run by Institute of Mountain Emergency Medicine · NCT07574736 · Data updated 2026-11-12
This study will test whether simple external body landmarks can reliably tell clinicians how far to insert an esophageal temperature probe in adult ICU patients undergoing TEE.
Quick facts
| Study type | Observational |
|---|---|
| Sex | All |
| Enrollment | 30 (estimated) |
| Sponsor | Institute of Mountain Emergency Medicine Academic / other |
| Locations | 1 site (Merano, BZ) |
| Status | Recruiting |
| Started | December 12, 2025 |
| Main results expected | July 30, 2026 |
| Study ends | July 30, 2026 |
| Registry record updated | May 8, 2026 |
| Trial ID | NCT07574736 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are adult (≥18 years) ICU patients who have a clinical indication for transesophageal echocardiography.
✕Probably not a fit
Patients not undergoing TEE, children under 18, or those with significant neck or esophageal anatomical alterations are unlikely to benefit from the landmark guidance.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This prospective observational study will enroll adult ICU patients who require clinically indicated transesophageal echocardiography (TEE). During TEE the true probe position in the lower third of the esophagus will be confirmed and multiple external anatomical measurements will be recorded. Landmark-based predicted insertion depths will be compared to TEE-confirmed placement using Bland–Altman analysis and intraclass correlation coefficients. The goal is to identify simple, reproducible external measurements that predict correct probe depth for reliable core temperature monitoring.
Why it matters
Potential benefit: If successful, clinicians could use easy external landmarks to place esophageal temperature probes more reliably, improving the accuracy of core temperature monitoring.
How similar studies have gone: Previous methods based on fixed insertion depths or patient height have shown limited accuracy, so this landmark-based approach is relatively novel though related to existing strategies.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Adult (≥18 years) patients admitted to the ICU * Clinical indication to perform a transesophageal echocardiography Exclusion Criteria: * \<18 years
Where it's running
-
F. Tappeiner Hospital
Merano, Bz, Italy Recruiting
Study contacts
- Principal investigator: Simon Rauch, MD, PhD — Azienda Sanitaria dell'Alto Adige
- Study coordinator: Simon Rauch, MD, PhD
- Email: simon.rauch@sabes.it
- Phone: +393404967398
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.