| 摘要 |
PURPOSE: To easily and sharply display the part to be cured of a patient on a monitor television by mounting a CCD camera which monitors the mouth of the patient on an inlet port which sucks and exhausts contaminated air near the mouth of the patient. CONSTITUTION: This unit is provided with the inlet port 11 arranged movably near the mouth of the patient and which sucks and exhausts darty liquid, vacteria and chip, etc., splashed from the mouth of the patient. The CCD camera 20 is provided integrally with the inlet port 11, and the CCD camera 20 is mounted on the inlet port 11 via a flexible tube 21 provided with flexibility and rigidity capable of directing the CCD camera 20 in an arbitrary desired direction and keeping such state. Also, a light source 25 is provided on the tip part of the CCD camera 20, which illuminates a part to be photographed. |
