First oxygen, now Delhi scurries for ventilators The demand for oxygenated beds, which includes high dependency units and ICU beds with ventilators, remains high in Delhi. Synopsis Leading hospitals such as Max Healthcare, Fortis and Indraprastha Apollo said they are seeing a high number of critical patients requiring intensive care unit (ICU) beds. After a torrid April, when Covid-19 patients struggled to get access to oxygen, the national capital is now struggling to overcome the growing demand for ventilator beds. Leading hospitals such as Max Healthcare, Fortis and Indraprastha Apollo said they are seeing a high number of critical patients requiring intensive care unit (ICU) beds.