| 摘要 |
<p>This invention is a sensor system for detecting concealed blood vessels (74) including a handpiece (20a) having a passage (62) for transmitting a laser beam (28), a detector housing (50) at the distal end (30a) of the handpiece (20a), the housing (50) including a common electrode (54), a plurality of segmented electrodes (56) spaced from the common electrode (54) between the common electrode (54) and the segmented electrodes (56), a plurality of four sensitive elements (62) having an electrical characteristic which varies with the force applied, and an indicator device (88) responsive to variations in the electrical characteristics for representing the presence of a concealed vessel (74).</p> |
