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ASA NEWSLETTER
 
 
March 2003
Volume 67
Number 3

The Origin of the Anesthesiologist Assistant

J.S. Gravenstein, M.D.
John E. Steinhaus, M.D.


You do not have to be a rocket scientist to enter data into a computer. Should you wish to launch a rocket, however, it helps to be a rocket scientist who knows what data to enter and what to do with it. Rocket scientists do enter data into their computers even though they are vastly overtrained for data entry.

Most jobs require multiple skills. We are overtrained for many of them, yet we do them, usually for one or more of the following reasons: simple tasks are embedded in complex tasks, and delegation would introduce confounding complexities; simple tasks are not delegated because there is no one available to whom to delegate; simple tasks might as well be done by the overtrained individual because there is no need to free up his or her time.

A Wide-Open Future

AAs have become critical members of the anesthesia care team. Although trained to work under the guidance of an anesthesiologist, the AA’s academic background keeps the door open to advanced training. (Photography by Pamela Dabrowa)
A nesthesiologists are vastly overtrained for some tasks. Can we spread the skills of the anesthesiologist to more patients by delegating some of the tasks for which the anesthesiologist is overtrained? Is there an unmet need for additional services by anesthesiologists? These questions have been raised repeatedly over the years. In the 1960s, there was an obvious and pressing need for more anesthesiologists. Therefore, we took a look at the task distribution in anesthesiology and concluded that we could indeed free up time by delegating some tasks.1

Instead of such an analysis, we could have looked for existing examples of task delegation. It would have led us to the same conclusion. In many institutions, anesthesiologists worked with nurse anesthetists in patient care teams. The arrangement was and continues to be quite common, and continues to be satisfactory as judged by the widespread acceptance of the group concept in the professions.

In the early 1960s, a concern was brought to our attention by several nurse anesthetists who inquired about what it would take to become an anesthesiologist. An examination of many nurses’ academic background showed time and again that the educational stepping stones for nurse anesthetists and anesthesiologists were quite different. Nurse anesthetists who wanted to advance in their field became discouraged when they discovered that it would require not only four years in medical school and time in a residency training program but, more often than not, also several years in college to meet medical school admission standards. This observation led us to examine the concept of career ladders. In the armed forces, a private can move up through the ranks and become a general; in industry, a shipping clerk can ascend and become chair of the board; but in anesthesia, such upward mobility was never envisaged.

By historical happenstance, nonphysician anesthesia had its roots in nursing, a noble profession that does not consider a career ladder in which medical school and a medical specialty would be a natural option for advanced standing. Today, we can dream about the past and what would have happened had anesthesiology in its early years welcomed nurse anesthetists into its fold and if the two fields had jointly examined how best to open all options to nurse anesthetists. Today, and even in the 1960s, such ideas were not entertained by either the nurse anesthetist community or by anesthesiology.

This being the case, we decided to explore a career path that would prepare a student to become a valuable assistant in anesthesia while opening the doors to advanced training in medical school and beyond. The results of these explorations were the establishment of two anesthesiologist assistant (AA) programs, one at Emory University in Atlanta, Georgia, and the other at Case Western Reserve University (CWRU) in Cleveland, Ohio. We examined the tasks that then modern anesthesia required and tried to project future needs. In addition to the traditional clinical anesthesia tasks, we foresaw a need to emphasize education in technology and electronics as related to monitoring of life support systems and anesthesia maintenance. We considered these trainees to be “applied physiologists.”

When we approached the universities with this concept, legitimate questions about the curricular content were raised. Would the student still be able to receive a well-rounded general education? How much time and what specific topics were to be covered in clinical education? How much laboratory time was to be available for clinical rotations? Exhaustive scrutiny of what was needed, what was fair to the student and what would meet a university’s expectations led us to propose programs that were eventually accepted. The result of this careful planning was a master’s degree program at Emory and a baccalaureate program at CWRU. The Emory program made premedical requirements a prerequisite for admission, and the CWRU program incorporated these requirements in the bachelor degree program. Both programs currently offer a master’s degree. Of course, both programs incorporated didactic and practical material specific to anesthesia. The Emory and CWRU programs graduated their first students in 1971 and 1973, respectively.

If a student’s performance in academic courses was competitive at the medical school level and if the student chose to apply for admission, the programs strongly supported the student’s application. Indeed, two of the first three AAs were admitted and successfully completed medical school. One eventually became an anesthesiologist.

In the March 2001 issue of the ASA NEWSLETTER, the interested reader will find a helpful article by Scott B. Groudine, M.D., “Anesthesiologist Assistants: Being a (Care) Team Player.”2 In the article, Dr. Groudine provides additional information on the curricular content and a job description of the AA.

References:
1. Gravenstein JS, Steinhaus JE, Volpitto PP. Analysis of manpower in anesthesiology. Anesthesiology. 1970; 33:350-357.
2. Groudine SB. Anesthesiologist assistants: Being a (care) team player. ASA Newsl. 2001; 65(3):16-17,29.




   
J.S. Gravenstein, M.D., is Graduate Research Professor Emeritus, Department of Anesthesiology, University of Florida College of Medicine, Gainesville, Florida.
J.S. Gravenstein, M.D.

    John E. Steinhaus, M.D., Ph.D., is Professor Emeritus, Department of Anesthesiology, Emory University School of Medicine, Atlanta, Georgia.
John E. Steinhaus, M.D.
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