American Jornal of Respiratory and Critical Care Medicine, 2000 Authors: P. Jarreau, B. Louis, L. Desfrere, P. W. Blanchard, D. Isabey, A. Harf, and G. Moriette Conclusion: “In conclusion, this study showed that the [Acoustic Reflection] method is an effective way to diagnose abutment of an ETT against the tracheal wall in infants. The method…
Anesthesia and Analgesia, 1996
Authors: D. M. Eckmann, PhD, JD, R. Glassenberg, MD, N. Gavriely, DSc, MD
Conclusion: “As an adjunct to physical examination, acoustic reflection measurements may provide a simple method to identify difficult-
to-intubate and potential failed endotracheal intubation patients not identified by physical examination and relevant medical history alone.”
Journal of Sound and Vibration, 1995 Authors: J. P. Mansfield and G. R. Wodicka Conclusion: “The acoustical guidance system developed in this study offers the potential to become an inexpensive and reliable clinical device.” “The Accuracy of distance estimation measured in the trachea to +/- 0.8 cm over the entire insertion range is adequate to…
American Journal of Respiratory Critical Care Medicine, 1994 Authors: C. Van Surell, B. Louis, F. Lofaso, L. Beydion, L. Brochard, A. Harf, J. Fredberg, and D. Isabey Conclusion: “This study has demonstrated the feasibility of the acoustic reflection method in the intensive care unit and that the decrease in hydraulic diameter and the change in…