Experimental equipment, high speed centrifuge operation process and maintenance

High speed centrifuge operating procedures

1. The table of the desktop high-speed centrifuge should be flat and sturdy, the work room should be neat and clean, dry and well ventilated.

2. Turn on the power switch and the indicator light will be on.

3. Turn off the power switch.

4. Open the centrifuge cover and wipe the inner cavity and rotor.

5. Load a test tube with the same weighing.

6. Close the centrifuge cover.

7. Set timing

8. Turn on the power switch

9. Adjust the speed control knob to the desired speed.

10. Before each stop. The speed control knob must be placed in the minimum position. The timer is set to zero. Turn off the power switch again.

11. Wipe the inner cavity and turn the head. Close the centrifuge cap.

High speed centrifuge maintenance

1. Do not place any substance on the centrifuge cover. After each use, be sure to clean the inner cavity and the rotor.

2. If the desktop high-speed centrifuge is not used for a long time, the centrifuge cover should be opened for a period of time before use to dry the inner cavity.

3. After the motor's carbon brush is used for 3,000 hours, it should be replaced in time to avoid wearing the commutator.

4. The desktop high-speed centrifuge is used for a long time, and the wear is normal.

PVC Oral Preformed Endotracheal Tube

Oral preformed Endotracheal tube is inserted through the mouth into the trachea and connected to a ventilation device to secure an airway. Tracheal tube intubation helps the respiration of the patients who are under clinical anesthetic treatment or in emergent rescue and improve their respiration function.