Nurse intubating patient

Nurse monitoring patient

Nurse defibrillating patient

Nurse monitoring patient

Nurse monitoring fluids

Patient receiving oxygen

Surgical staff leave theatre

Patient receiving oxygen

Ambulance technicians caring for patient

Ambulance technicians caring for patient

Surgeons with patient in operating room

Ambulance staff and patient on stretcher

Illustration showing a patient wearing a simple face mask.

Woman patient in intensive care unit on oxygen.

Lateral view of head and shoulders of patient wearing a partial rebreather oxygen mask.

Lateral view of head and shoulders of patient wearing a nonrebreather oxygen mask.

Patient wearing a non-rebreathing mask. Arrows show direction of airflow.

Woman leans over elderly man lying in hospital bed to stroke his head. Man wears oxygen mask.

Woman in pain wearing oxygen mask leans on man to her right for support during labor. Health care professional (nurse) is seen from behind at foot of bed.

Allied health professional applying a bag-valve-mask to the neck of a patient who has a stoma.

Nurse and doctor wearing face shields and masks perform emergency tracheostomy on female patient.

Nurse putting oxygen mask on patient