Sensor system for detecting concealed blood vessels
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United States of America Patent
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Apr 27, 1999
Grant Date -
N/A
app pub date -
Dec 11, 1996
filing date -
Dec 11, 1996
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A sensor system for detecting concealed blood vessels including a handpiece having a passage for transmitting a laser beam and a detector housing at the distal end of the handpiece, the housing including a common electrode, a plurality of segmented electrodes spaced from the common electrode and between the common electrode and the segmented electrodes a plurality of four sensitive elements having an electrical characteristic which varies with the force applied; and an indicator device responsive to variations in the electrical characteristic for representing the presence of a concealed vessel.
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