| 摘要 |
For reflectometric examination and measurement of human or animal cavities, e.g. examination in air passages, eating passages, etc., the device includes a flexible hose (1), which via the passage in question is introduced forward to the cavity in question, with the distal end of the hose placed past the zone of that passage which is to be examined. <??>A transducer (3) converts an activation signal from a signal source (2) into an excitation signal which is sent forward in the interior of the hose. A response signal dependant on local deformations of the hose at the examined zone is picked up by a transducer (5) and subjected to analysis relative to the excitation signal. An analysis circuit (4) and a computer (6) submit on a screen (7) an image indicating the results of the examination. <IMAGE> |
