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Welcome to ORNAO

ORNAO is a volunteer association that represents perioperative registered nurses as direct care practitioners, administrators, educators, and/or researchers practicing perioperative nursing in the province of Ontario.

ORNAO represents Perioperative Nurses from 10 geographic regions across the province and the Registered Nurses First Assistant Interest Group (Ontario). Each region, interest group and elected executive, known as the Board, meet annually to conduct the business of the association.

Brain Surgeon


The Operating Room Nurses Association of Ontario is an organization of Registered Nurses dedicated to:


  • The Promotion and Advancement of Excellence in Perioperative Patient Care.

  • The Professional and Personal Enhancement of Perioperative Nurses.



The Operating Room Nurses Association of Ontario will be a strong, unified Association striving to maintain, enhance and advance perioperative nursing practice in unison with the Operating Room Nurses Association of Canada.




We recognize and are committed to education and research as essential components guiding our practice.


We will collaborate with nurses within our specialty organizations/ agencies and other disciplines that impact our practice.


We will recognize worth, quality, diversity and importance of each other and the patients we "care" for.


We will work together to promote and advance our specialty.

Continuous Quality

We will strive to achieve excellence in perioperative practice and activities influencing our Association.

Mission, Vision, Values


The Operating Room Nurses Association of Ontario (ORNAO) is an organization of professional registered nurses dedicated to the promotion of excellence in perioperative nursing in the immediate preoperative, intraoperative and the immediate postoperative periods of the patient's surgical experience.

The Association believes that perioperative nursing is a dynamic process guided by theoretical knowledge, ethical principles, research, caring practice and specialized clinical skills. Perioperative nurses respond to complex and changing needs of patients during a crucial period of the surgical experience. The scope of practice is continually evolving as nurses respond to societal and technological changes.

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