Final answer:
Excess skin and subcutaneous tissues trimmed during a TRAM flap surgery should be disposed of according to hospital biomedical waste protocols.
Step-by-step explanation:
In the context of a TRAM flap procedure, which is a type of breast reconstruction surgery, all medical waste, including excess skin and subcutaneous tissues, should be treated with utmost care.
Any tissues that have been trimmed away and are not needed for further reconstruction or medical analysis should be disposed of properly in accordance with hospital protocols and regulations for biomedical waste. This typically involves placing the tissue in designated containers that are then handled by a medical waste management service to ensure the prevention of contamination or infection risks.