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Comprehensive Ophthalmology Free Papers - aioseducation

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70th AIOC Proceedings, Cochin 2012<br />

This study observed two facts. One was that the rise in heart rate of the surgeons,<br />

an indicator of strain in response to stress and problems, was the highest in<br />

the Phacoemulsification stage of all operations and is fairly stabilized before<br />

and after it. This tendency was observed throughout the operating day while<br />

performing relatively straightforward PE cases. Second was that most of the<br />

surgeons did not show any alarming rise in heart rate or blood pressure at any<br />

stage of surgery, contrary to our expectations. Two surgeons had high heart<br />

rates and this was probably a reflection of their personality.<br />

Each of the surgeons is capable of performing 15 to 30 cataract surgeries<br />

continuously on a single operating theatre turn. The high output is facilitated<br />

by a team of well trained, dedicated middle level ophthalmic personnel<br />

(MLOP). They organise the OR, escort the patients, clean and drape them,<br />

assist in surgery and verify the biometry and identity of the patient. This<br />

streamlines the system and allows the surgeon to focus only on the surgery<br />

at hand. It is implied that this smooth operation of the high volume cataract<br />

surgery assembly line enhances surgeon comfort and enables them to perform<br />

multiple surgeries with the least mental stress.<br />

The limitations of this study include that it measured heart rate and not HRV,<br />

as continuous Holter monitoring of surgeons was not feasible. This limitation<br />

could be overcome by a future study measuring the HRV of several surgeons.<br />

In summary, this study is the first report to measure and evaluate the intraoperative<br />

hemodynamic changes of ophthalmic surgeons as a measure of<br />

their mental state and equilibrium.<br />

In conclusion Surgeons’ stress in PE is reflected in excitement of the<br />

cardiovascular system. Though it varies among individuals, PE stage seems<br />

uniformly hemodynamically significant. A planned support system, trained<br />

staff and OR tranquility ensure minimal mental stress.<br />

Financial Interest: The authors do not have any financial interest in any of the<br />

equipment, medications or techniques mentioned above.<br />

REFERENCES<br />

1. Min-Ho Song et. al. Intra-operative heart rate variability of a cardiac surgeon<br />

himself in coronary artery bypass grafting surgery. Interact Cardio Vasc Thorac<br />

Surg. 2009;8:639-41.<br />

2. Payne RL, Rick JT. Heart rate as an indicator of stress in surgeons and anesthetists.<br />

J. Psychosomatic Res. 1986;30:411–20.<br />

3. Task Force of the European Society of Cardiology and the North American Society<br />

of Pacing and Electrophysiology. Heart rate variability: standards of measurement,<br />

physiological interpretation, and clinical use. Circulation 1996;93:1043–65.<br />

4. Becker WG, Ellis H, Goldsmith R, Kaye AM. Heart rates of surgeons in theatre.<br />

Ergonomics 1983;26:803–7.<br />

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