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Free flap transfer in rabbits using irradiated recipient vessels
British Journal of Plastic Surgery
|April 1, 1978
Summary
Free flaps in rabbits connected to irradiated vessels have a 50% survival rate. This finding is crucial for understanding the viability of reconstructive surgery in irradiated tissues.
Area of Science:
- Vascular surgery
- Tissue reconstruction
- Oncology
Background:
- Free flaps are a common reconstructive technique.
- Irradiated vessels pose challenges for flap survival due to potential damage and reduced blood flow.
- The success rate of free flaps anastomosed to irradiated vessels is not well-established.
Purpose of the Study:
- To evaluate the survival rate of free flaps anastomosed to irradiated vessels in a rabbit model.
- To determine the viability of using irradiated vessels as recipient sites for microvascular free flaps.
Main Methods:
- Rabbits underwent microvascular free flap surgery.
- Recipient vessels were previously exposed to radiation therapy.
- Flap survival was monitored post-operatively.
Main Results:
- Free flaps anastomosed to irradiated vessels demonstrated a 50% survival rate.
- This indicates a significant risk associated with using irradiated vessels.
Conclusions:
- The survival of free flaps is significantly impacted when anastomosed to irradiated vessels.
- Further research is needed to improve outcomes for patients requiring reconstructive surgery in irradiated fields.