Mission: Advancing Patient Safety and the Profession of Nurse Anesthesia. The Texas Association of Nurse Anesthetists (TxANA) is a not for profit association whose mission is to advance the profession of nurse anesthesia, enhance the art and science of anesthesiology, and facilitate the provision of accessible, affordable, high quality health care. Its goals include facilitating cooperation between nurse anesthetists and the medical profession, hospitals, healthcare providers, and other agencies interested in anesthesia. The membership is limited to Certified Registered Nurse Anesthetists (CRNAs) and Nurse Anesthesia Students who are members of the American Association of Nurse Anesthetists (AANA).