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Anterior Capsular Reconstruction with Human Dermal Allograft for Irreparable Subscapularis Tears
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Temporary Use of Acellular Dermal Matrix in Upper Extremity Salvage.

Barkat Ali1, Jeffrey Wu1, Gregory Borah1

  • 1Division of Plastic, Reconstructive, Hand and Burn Surgery, University of New Mexico School of Medicine, Albuquerque, N.Mex.

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Summary

Temporary acellular dermal matrix effectively covered exposed arterial bypass grafts in trauma patients, preventing complications and enabling successful limb revascularization. This method ensures graft viability until definitive wound closure.

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Area of Science:

  • Vascular Surgery
  • Trauma Management
  • Regenerative Medicine

Background:

  • Exposed vascular bypass grafts after acute limb revascularization pose challenges for wound coverage.
  • Delays in coverage can lead to a hostile graft environment, while negative-pressure wound therapy may be contraindicated due to extrinsic compression.

Observation:

  • Two patients with brachial artery transection from blunt trauma underwent revascularization with saphenous vein grafts.
  • Acellular dermal matrix was used for temporary coverage of exposed arterial bypass grafts.
  • Negative-pressure wound therapy resulted in diminished pulses, highlighting the need for alternative temporary solutions.

Findings:

  • Temporary acellular dermal matrix coverage allowed for patient stabilization, serial debridement, and tissue demarcation.
  • Definitive wound coverage with fasciocutaneous flaps was successful in both patients.
  • No disruption, thrombosis, or infection of the bypass grafts occurred during the temporary coverage period.

Implications:

  • Acellular dermal matrix serves as a reliable temporary coverage for exposed bypass grafts, preserving graft function.
  • This technique facilitates staged reconstruction in complex trauma cases.
  • Successful limb salvage and excellent functional outcomes were achieved at 6-month follow-up.