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Bunnell Life Pulse High Frequency Ventilator Circuit
• The integrated pneumatic backup (250 mL/min.) should not be used with the
WARNING:
Bunnell Life Pulse as ventilator flow rates are normally below the recommended
ventilator flows.
• Place the Bunnell Life Pulse in standby prior to suctioning the patient to avoid
NO delivery transiently exceeding the set dose by up to 30 ppm. Press ENTER to
reestablish ventilation as soon as the catheter is removed from the airway. This
will limit the extent of over delivery above the NO set dose.
• If set dose is below five ppm and the Servo pressure is 2.0 psig. or less, this will result in flow
Caution:
rates outside of the specification of the injector module and fluctuating NO values may result.
• A one-way valve should be placed between the injector module and the humidifier chamber
to prevent water from backing up into the injector module if the Life Pulse is either put into
Standby or cycled OFF.
• There are higher pressures in the breathing circuit than normal; use only parts provided in
disposable package #50248 and tightly secure all connections.
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14
1. INOmax DS
2. Bunnell Life Pulse
3. Humidifier
4. Humidifier
5. Conventional Ventilator
Figure 3-24 Example: Bunnell Life Pulse Ventilator Diagram
Connection Instructions:
1. Connect the sample Tee as shown in Figure 3-25.
2. Connect the injector module as shown in Figure 3-26. The one-way valve prevents water from backing up
into the injector module if the Life Pulse is either put into standby or cycled OFF.
3-32
11
See Figure 3-26
12
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6. Life Port Adapter
IR
7. Endotracheal Tube
8. Sample Tee
9. Patient Box
10. One-Way Valve
2
3
4
10
9
8
11. Injector Module
12. NO/N
Injector Tube
2
13. Injector Module Electrical Cable
14. Patient Gas Sample Line with Nafion
5
See Figure 3-25
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7
Part No. 20717 Rev-01
2014-07
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