Observational study on detecting postoperative bleeding after thyroid surgery

Thyroid HEmorrhage DetectOr Study

ISAR-M GmbH · NCT04845867

This study is testing a new way to check for bleeding after thyroid surgery to help doctors find problems early and improve recovery for patients.

Quick facts

Study typeObservational
Enrollment1470 (estimated)
Ages18 Years and up
SexAll
SponsorISAR-M GmbH (industry)
Locations1 site (Hausham)
Trial IDNCT04845867 on ClinicalTrials.gov

What this trial studies

This study aims to evaluate the effectiveness of a diagnostic medical product in detecting postoperative bleeding in patients who have undergone thyroid surgery. It focuses on the early identification of complications by systematically measuring pressure in the thyroid compartment, which may indicate the presence of a hematoma. The study is observational and will involve multiple centers, with participants monitored for signs of bleeding within the critical first 48 hours post-surgery. The goal is to improve patient outcomes by enabling earlier intervention for serious complications.

Who should consider this trial

Good fit: Ideal candidates are adults aged 18 and older who are scheduled for thyroid surgery and can provide informed consent.

Not a fit: Patients who are intended to have drains placed post-surgery will not benefit from this study.

Why it matters

Potential benefit: If successful, this approach could significantly reduce the risk of severe complications and mortality associated with postoperative bleeding in thyroid surgery patients.

How similar studies have performed: While similar approaches to monitoring postoperative complications have been explored, this specific method of systematic pressure measurement in the thyroid compartment is novel and has not been widely tested.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Age ≥18 years.
* Indication for thyroid surgery (e.g. total thyroidectomy, subtotal resection, partial resection or lobectomy) in routine clinical care according to applicable medical guidelines using all adequate surgical approaches.
* Signed informed consent

Exclusion Criteria:

\- Intended use of drains

Where this trial is running

Hausham

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: Thyroid

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.