Bone reconstruction by the induced membrane technique. What differences between conventional and ballistic trauma?
Emilie Bilichtin1, Arnaud de Rousiers1, Marjorie Durand2
1Service de chirurgie orthopédique, traumatologie et chirurgie réparatrice des membres, hôpital d'Instruction des Armées Percy, 101, avenue Henri Barbusse, 92140 Clamart, France.
Summary
The induced membrane technique (IMT) effectively reconstructs bone defects from both conventional and ballistic trauma. This method shows comparable bone union rates and outcomes for military combat injuries.
Area of Science:
- Orthopedic surgery
- Trauma reconstruction
- Regenerative medicine
Background:
- The induced membrane technique (IMT) is established for bone defect reconstruction.
- Limited data exists on IMT's efficacy in ballistic trauma.
- This study evaluates IMT for conventional trauma (CT) versus ballistic trauma (BT) in a military setting.
Purpose of the Study:
- To compare the outcomes of the induced membrane technique (IMT) for bone reconstruction in conventional trauma (CT) versus ballistic trauma (BT).
Main Methods:
- Retrospective study of 36 patients (2009-2018) treated with IMT for post-traumatic bone defects.
- Data collected on bone union, infection, grafting, and amputation.
- Comparison between CT (24 patients) and BT (12 patients) groups.
Main Results:
- Similar demographics and injury patterns, with a predominance of open fractures and infected lesions.
- Larger tibial bone defects were observed in the ballistic trauma group.
- Bone union rate was 83% in both groups, with no significant differences in infection, grafting, or amputation rates at mean 24 months follow-up.
Conclusions:
- The induced membrane technique (IMT) is a viable option for reconstructing bone defects resulting from ballistic trauma.
- IMT yields comparable outcomes to conventional trauma reconstruction in a military context.
