| 摘要 |
A medical diagnostic apparatus using X-ray photography and having a length-adjustable arm structure is disclosed. The medical diagnostic apparatus according to the present invention comprises an X-ray generation unit, a first arm moving the X-ray generation unit forward and backward, a detector unit, a second arm connected to the detector unit, and a main body, a vertical drive motor and a rotational drive motor. The second arm comprises a guide rod connected to the main body; a drive motor rotating the guide rod; and a guide groove unit including a guide rod hole which is screw-fitting with the guide rod; a second guide plate disposed on both sides of the guide rod, and a guide rail formed on an inside of the second guide plate; a plurality of rollers to contact with the guide rail, and a guide rail groove to insert the guide rail therein.
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