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Updated: Aug 13, 2026

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Biological Compatibility Profile on Biomaterials for Bone Regeneration
Published on: November 16, 2018
Case: unusual migration of osteosynthetic material
Petr Habal1, Václav Málek, Josef Novotný
1Charles University in Prague, Faculty of Medicine in Hradec Králové and University Hospital Hradec Králové, Department of Cardiosurgery, Hradec Králové, Czech Republic. phabal@seznam.cz
Summary
A titanium rod used to stabilize a lumbar vertebra fracture migrated to the chest cavity. This rare complication was successfully treated with minimally invasive videothoracoscopy.
Area of Science:
- Spinal surgery
- Thoracic surgery
- Medical device complications
Background:
- Osteosynthetic materials are used for spinal fracture stabilization.
- Comminuted fractures, like those of the lumbar vertebrae, often require surgical intervention.
- Migration of internal fixation devices is a known but infrequent complication.
Observation:
- A titanium rod, implanted for a comminuted first lumbar vertebra fracture, migrated from the retroperitoneal space.
- The migrated rod was found within the pleural cavity, posing a significant risk.
- This migration represents a rare and unusual case of implant-related morbidity.
Findings:
- The migrated titanium rod was successfully removed using videothoracoscopy.
- Minimally invasive techniques can be effective for managing rare implant migration complications.
- The patient's outcome following the removal procedure was positive.
Implications:
- Highlights the importance of vigilant post-operative monitoring for implant migration.
- Demonstrates the utility of videothoracoscopy in treating complex intrathoracic complications from spinal surgery.
- Underscores the need for careful surgical planning and technique to minimize risks associated with spinal instrumentation.

