Surgery – Truss – Pad
Patent
1995-02-14
1996-01-23
Jaworski, Francis
Surgery
Truss
Pad
A61B 800
Patent
active
054858410
ABSTRACT:
A diagnostic method and apparatus for assessing lung tissue during breathing, transmits ultrasonic radiation into the lung tissue; reflected or echo radiation, is reflected dynamically by air spaces in the tissue; a signal is developed from the reflected or echo radiation as a dynamic real-time measure of parameters of the air spaces, particularly size and density or number, indicative of the state of the lung tissue.
REFERENCES:
patent: 4431007 (1984-02-01), Amazeen et al.
patent: 5178147 (1993-01-01), Ophir et al.
patent: 5331947 (1994-07-01), Shturman
Wells, P. N. T., "Biomedical Ultrasonics", Academic Press N.Y. .COPYRGT.1977, pp. 304-305.
Macklem Peter T.
Watkin Kenneth L.
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