Applications of medical nitrogen in the healthcare environment may include the following:
In cryopreservation (Biobanking) for the long-term preservation of cell lines, tissue samples, stem cells, blood, blood components, other cells and, body fluids.
In cryosurgery for minor surgical procedures.
As a component in many gas mixtures.
As a displacement medium for sterile equipment, a non-oxidising displacement medium in pharmaceutical vials and as a propellant in pressurised aerosol dispensers.
As a source of pneumatic pressure to power gas-operated medical devices.
As a coolant for carbon dioxide surgical lasers.