Cardiovascular Systems, Inc. DIAMONDBACK 360 Peripheral Orbital Atherectomy System Exchangeable Series Instructions For Use Manual page 32

Figure 13. Cartridge Removal
6. Obtain a new cartridge and follow the steps described in 11.4 to connect the new
cartridge to the handle.
Note: The cartridge is for single-use only and cannot be used with any other
handles once it is used with the original handle.
7. Connect the saline line to the new cartridge
8. Press the green Start button on the OAS pump control panel to start the saline
flowing through the saline tubing and verify that the green LED illuminates.
9. Purge the air from the new cartridge.
10. Test the OAD crown advancement per the instructions in Section 11.6.1.
11. Load the OAD drive shaft over the CSI guide wire.
12.1.3. Replacing the Bag of Saline and Lubricant
The low saline level sensor triggers an audible information signal every 5 seconds,
for a total of 30 seconds, if there is less than 200 mL (+/- 100 mL) remaining in the
bag of saline and lubricant during a treatment period. If the low saline level sensor
triggers during a rest period, only the red low saline LED is illuminated. Perform the
following to replace the bag of saline and lubricant:
1. Ensure that the OAS pump is stopped by pressing the green Start button on the
OAS pump control panel and verify that the green LED, on the OAS pump control
panel, is not illuminated.
2. Prepare a new 1000 mL bag of normal saline solution with lubricant. Refer to the
VIPERSLIDE Lubricant Instructions for Use for lubricant preparation instructions.
3. Remove the low bag of saline and lubricant from the low saline level sensor on
the IV pole.
4. Hang the new bag of saline and lubricant from the low saline level sensor on the
standard IV pole.
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