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A cold therapy machine provides controlled cooling and optional compression to support post-operative recovery, sports injury rehabilitation, and clinical pain and swelling management. Compared with traditional ice packs, a professional cold therapy system offers more stable temperature delivery, longer treatment duration, better comfort, and easier operation for hospitals, rehabilitation clinics, sports recovery centers, and home-care users.

IV pressure infusion bags are crucial medical devices designed to facilitate rapid and controlled intravenous fluid and blood product administration, particularly in emergency and critical care settings. Unlike traditional gravity-fed systems, these bags apply external positive pressure, typically around 300 mmHg, using an inflatable cuff, a manual pump, and a manometer. This mechanism significantly accelerates fluid delivery, making them indispensable for managing conditions involving severe fl