Mindray A9 Operating Instructions

Alarm Test Preoperative Tests
5 - 16 Operator’s Manual of Anesthesia System
5.12.5 Continuous Airway Pressure Too High Alarm Test
1. Connect the manual bag to the manual bag port.
2. Set the O
2
flow to the minimum value.
3. Turn the APL valve control to set the APL valve to 30 cmH
2
O position.
4. Set the ventilation switch to the Manual position.
5. Connect the Y piece on the breathing circuit to the leak test port to occlude the patient end of
the breathing system.
6. Push and hold the [O
2
Flush] button for approximately 15 seconds. Ensure that the
[Continuous Airway Pressure] alarm occurs.
7. Disconnect the breathing circuit and ensure that the alarm cancels.
8. Reconnect the breathing circuit.
5.12.6 Airway Pressure (Paw) Too High Alarm Test
1. Connect the test lung or manual bag to the Y-piece of the breathing circuit.
2. Set Patient Type to Adult, and start the automatic ventilation.
3. On the Main Screen, select the [Alarms] soft key > [Limits] tab.
4. Set the lower limit of PEAK alarm to 0 cmH
2
O and the upper limit of PEAK alarm to 5 cmH
2
O
lower than the monitoring of the anesthesia system.
5. Ensure that the [Paw Too High] alarm occurs.
6. Set the PEAK high alarm limit to 40 cmH
2
O.
7. Ensure that the alarm cancels.
5.12.7 Airway Pressure (Paw) Too Low Alarm Test
1. Connect the test lung or manual bag to the Y-piece of the breathing circuit.
2. Set Patient Type to Adult, and start the automatic ventilation.
3. On the Main Screen, select the [Alarms] soft key > [Limits] tab.
4. Set the PEAK low alarm limit to 10 cmH
2
O.
5. Disconnect the test lung or manual bag from the Y-piece of the breathing circuit.
6. Wait for 20 seconds. Check the alarm area and ensure that the [Paw Too Low] alarm occurs.
7. Connect the test lung or manual bag to the Y-piece of the breathing circuit.
8. Ensure that the alarm cancels.
5.12.8 AG Module Alarm Test
1. Install the AG module and see See "AG Measurement Preparation" on Pages 7-6.
2. Remove the gas sampling tube from the anesthesia system and connect the standard gas bag filled
with anesthetic gas AA. AA stands for one of the following anesthetic agents: Des (Desflurane),
Iso (Isoflurane), Sev (Sevoflurane), or Hal (Halothane).
3. On the Main Screen, select the [Alarms] soft key > [Limits] tab.
4. Set the EtAA upper limit to be lower than the standard gas concentration.
5. Ensure that the [EtAA Too High] alarm appears on the screen.
6. Set the EtAA lower limit to be higher than the standard gas concentration.

Mindray A9 Specifications

General

Brand	Mindray
Model	A9
Category	Medical Equipment
Language	English