ICU Nurses care for people who are sick, injured, convalescent or disabled. Under general supervision, they deliver care to patients utilizing the nursing process of assessment, planning, intervention, implementation, and evaluation, in accordance with established philosophy. Nurses collaborate with other professional disciplines to ensure effective patient care delivery and achievement of desired patient outcomes. Nurses effectively interact with patient and significant others, while maintaining the standard of professional nursing. The nature of the direction and supervision required for this position varies by State and job setting. ICU Nurses provide care to acutely and critically ill patients, in a highly technical and ongoing monitoring environment. These patients are facing life-threatening problems with varying needs, which require extensive medication protocols and therapies. ICU Nurses face the additional responsibility for the emotional and psychosocial health of the patient, family and significant others.