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Pedicled free flaps: indications in complex reconstruction
S A Brenman1, W B Barber, W C Pederson
1Division of Plastic, Reconstructive and Maxillofacial Surgery, Duke University Medical Center, Durham, NC 27710.
Annals of Plastic Surgery
|May 1, 1990
Summary
Pedicled free flaps offer a solution for complex wound coverage when local vessels are unsuitable. This technique uses a carrier vessel for temporary nourishment, allowing safe microvascular repair away from injury sites.
Area of Science:
- Plastic Surgery
- Reconstructive Surgery
- Vascular Surgery
Background:
- Pedicled free flaps are indicated for large wound coverage requiring distant composite tissue.
- Adjacent recipient vasculature may be unsuitable for traditional microvascular anastomosis.
Observation:
- Carrier vessels from a noninjured extremity temporarily nourish the flap.
- Neovascularization occurs between the wound bed and the flap.
- Intermittent occlusion of the vascular pedicle augments flap preparation.
- Rigid immobilization is crucial to prevent flap avulsion.
Findings:
- Laser Doppler monitoring enables confident pedicle division after neovascularization.
- This technique allows transfer of large flaps to compromised wounds.
- Microvascular anastomoses can be safely performed away from the zone of injury.
Implications:
- This method is advantageous for complex reconstructions in compromised wounds.
- Flaps can reach virtually any body area if immobilization is maintained.
- Offers a viable reconstructive option when local tissues are inadequate.