Sketch of a plastic surgical isolator. Left: Operating on a man in a plastic isolator. Right: Head-on view of surgical isolator illustrating basic principles; (1) patient's body, (2) surgical team, (3) sterile environment, (4) wound. Source: S. M. Levenson, P. C. Trexler, O. J. Malm, M. L. LaConte, R. E. Horowitz, and W. H. Moncrief, "A Plastic Isolator for Operating in a Sterile Environment," Amer. J. Surg.104, no. 6 (1962): 891-99, 894.
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