IFU for 840softwareenhancementsaddendumenglish - Covidien

Operator’s Manual Addendum
Update to patient circuit ranges
This section updates Operator’s Manual section 2.3.
Warning
When using a Fisher & Paykel* humidifier with the 840 Ventilator, use the
Fisher & Paykel* model 210 or 250 humidifier chamber for adult patients and
the model 220 or 290 humidifier chamber for pediatric patients. Other
Fisher & Paykel* humidifier chambers can cause water to splash into the
patient circuit during circuit disconnects and high peak flow rate conditions.
Patient circuit type selection
Table 1 shows IBW values and patient circuit types. The “Allowed but not
recommended” ranges require an override.
Table 1. Patient circuit and IBW values
Recommendation Ideal body weight (IBW) in kg (lb)
Recommended Neonatal: 0.5-7.0 kg (1.1-15 lb)
Pediatric: 7.0-24 kg (15-53 lb)
Adult: 25-150 kg (55-330 lb)
Allowed but not Neonatal: Not applicable.
recommended Pediatric: 3.5-6.5 kg (7.7-14.3 lb), and 25-35 kg (55-77 lb)
Adult: 7-24 kg (15-53 lb)
Warning
Recommended ranges exist to ensure patient safety. Only those with expertise to judge
the appropriate circumstances should override the recommended ranges.
4 10070808 Rev. C Software Enhancements