General Information; Intended Use; Environment Of Use; Contraindications - O-Two eAdvantage User Manual

• After use, always turn OFF the cylinders and ensure that gas cylinders
with su cient volume are attached before returning the unit to its normal
storage position.
• Medical gases must be dry and free from dust and oil. A malfunction in
the medical gas pipeline will cause this device to stop working.
• This device and its associated breathing system are compatible for use
with N
2
• The patient shall be constantly monitored by trained healthcare
professionals while using the eAdvantage.

2. GENERAL INFORMATION

2.1 Intended Use

The O-Two eAdvantage® N
systems are intended to administer an operator adjustable mixture of nitrous oxide
analgesic/anxiolytic gas and oxygen, on demand, to a conscious, spontaneously
breathing patient.

2.2 Environment of Use

The device is suitable for use in hospitals, medical, dental, and doctor's o ces,
where short-term or intermittent inhalation analgesia is required for a wide range of
procedures.

2.3 Contraindications

The contraindications for this device may include, but are not limited to:
• Hypersensitivity to the medication
• Head injuries with impaired consciousness
• Maxillofacial injuries
• Artifi cial, traumatic, or spontaneous pneumothorax
• Air embolism
• Middle ear occlusion, ear infection
• Decompression sickness
• Abdominal distension / intestinal obstruction
Note: Nitrous Oxide/Oxygen (N2O/O2) mixtures must never be used in any condition
where trapped air in the body could dangerously expand (up to 3x its original size). For
example, it will exacerbate a pneumothorax
and increase pressure in any intracranial air, in addition to the air trapped in other body
cavities like the sinuses, middle ear, and abdomen.
eAdvantage User Manual
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O/O
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electronic analgesic gas mixing and delivery
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