DIY negative pressure wound therapy for grid-down first aid

Anatomy | Physiology | Body facts on Instagram: "This is how NPWT (Negative Pressure Wound Therapy) looks like 👇 NPWT, also known as vacuum-assisted wound therapy, uses controlled suction to help wounds heal faster and more effectively. A sealed dressing is placed over the wound and connected to a pump that gently removes excess fluid, reduces swelling, improves blood flow, and encourages healthy tissue growth. It’s widely used for chronic wounds, surgical incisions, burns, and trauma care—quie