* Implementing noise-canceling technology in patient rooms to improve patient privacy and comfort.
* Using smart ventilation systems to improve indoor air quality and reduce the spread of airborne noise
* Developing soundproof walls and ceilings to minimize noise pollution and create a more peaceful environment for patients.
* Using natural materials and colors to create a calming and soothing environment for patients and staff.

Remember to also consult with professionals in the field and follow local regulations to ensure the solutions are effective, safe and compliant.