| 摘要 |
FIELD: medicine; X-ray computer tomography. ^ SUBSTANCE: headrest can be used for imparting necessary position to head of patient laid onto horizontal surface. Headrest has head support provided with rotary-fixing unit which provides lifting and lowering, and lean plate attached to table. Rotary sector provided with radius groove is mounted between head support and lean plate. Rotary-fixing unit of head support is mounted onto turning sector by means of arms. Sector is mounted for movement for angle of 0-45 ° to the left or to the right relatively horizontal axis within radius groove. Scale for measuring angle of turn is drawn onto external side of rotary sector. Lean plate is provided with rod having thread which rod enters radius groove of rotary sector. Nut is put onto rod with thread which nut fixes rotary sector to lean plate. ^ EFFECT: widened diagnostic abilities of computer tomography tests. ^ 2 dwg
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