Can a catheter in bone tell surgeons if a graft is healthy?

NCT ID NCT01879384

Completed Knowledge-focused Sponsor: Centre Hospitalier Universitaire, Amiens Source: ClinicalTrials.gov ↗

First seen Jun 26, 2026 · Last updated Jun 26, 2026

Summary

This study tested whether a small microdialysis catheter placed directly into a bone graft could monitor blood flow and healing after head and neck reconstruction. Thirty-four people having surgery with bone from their hip or leg took part. The goal was to see if the catheter could reliably measure key chemicals in the bone tissue.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance: CMA 70 microdialysis catheter (device placed in bone tissue)
What this could lead to: If successful, this method could give surgeons a reliable way to check if bone grafts are healing properly after head and neck reconstruction.
What could go wrong: This is a small feasibility study with only 34 participants, so results may not apply widely. The catheter placement is experimental and may not always work.

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Conditions

The condition(s) this trial relates to.

head and neck cancer Head and Neck Neoplasms head injury

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

BONE FREE FLAP HEAD AND NECK CANCER HEAD AND NECK RECONSTRUCTIVE SURGERY HEAD AND/OR NECK SHOTGUN TRAUMA MICROSURGERY

Can a catheter in bone tell surgeons if a graft is healthy?

Summary

What this could mean

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Conditions

As listed by the trial registrant

Contacts and locations

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