Fisher & Paykel Oracle™ 452 Oral CPAP Mask with Headgear
The Oracle™ delivers pressure through the mouth rather than the nose, offering the patient yet another choice of delivery.



Fisher & Paykel Oracle™ 452 Oral CPAP Mask with Headgear Overview
The Fisher & Paykel Oracle™ was the first ever developed oral mask - a milestone in mask design.
The Oracle™ is a great solution for mouth breathers, or patients with chronic nasal obstruction.
The Oracle™ oral mask provides freedom of movement with an unobstructed field of vision for reading, watching tv and more. It is fully assembled and ready for use upon delivery.


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Users enjoy multiple comfort features such as adjustable headgear and easy release straps.
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Single-strap Breath-O-Prene™ headgear provides clear vision
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Flexitube position headgear rotates 360 degrees, allowing patients to choose their most comfortable position
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Silicone Seal Mouthpiece and SnapFlap™ Cover work together to create a comfortable and effective seal
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The patient's lips comfortably fit between the Silicone Seal Mouthpiece and SnapFlap™ Cover
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The Rotating Adjustment Dial allows the patient to change the distance between the Silicone Seal Mouthpiece and SnapFlap™ Cover for an individualized fit. Adjust this piece while the headgear is fitted or not
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The Efficient Air Diffuser directs air away from the patient and their partner for a more peaceful treatment
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Simply pull the Easy Release Strap to remove the headgear. This avoids having to change the headgear settings when taking removing it


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1 — Oracle™ 452 Mask Frame
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3 — Oracle™ 452 Nasal Plugs (1 - Small, 1 - Medium, 1 - Large)
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2 — Oracle™ 452 Silicone SoftSeals (1 - Small, 1 - Standard)
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1 — Elbow
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1 — Flexitube Short Tube & Valve
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1 — Oracle™ 452 Headgear
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2 — Headgear Clips
Breathing Style:
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Mouth Breathers
Sleeping Style:
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Back Sleepers
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Side Sleepers
Additional Considerations:
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High Pressure Settings
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Chronic Allergies or Nasal Congestion
- Freedom of Movement
- Field of Vision
Fitting Your Mask:
Refer to the fitting images of these instructions.
- Attach Headgear by re-connecting one of the clips.
- Pull the SnapFlap Cover back to the retracted position.
- Insert the Silicone Seal into the mouth, one side at a time. It should sit in the gum region between the cheeks and the teeth. Move your lips around so they fit comfortably all the way over the Silicone Seal.
- Return the SnapFlap Cover back to its normal position, and adjust the mask tightness by rotating the Dial as shown.
- With Headgear sitting loosely around base of neck, re-connect clip.
- Adjust Headgear with Velcro tab to remove slack.
- Use Nasal Plugs for at least the first two weeks of use. Refer to Nasal Plug instructions.
- Connect to CPAP/Bi-Level machine set at prescribed pressure.
Fitting Tips
- If the mask leaks around the teeth, tighten the SnapFlap Cover by rotating the Dial.
- If problems persist, try using the large Silicone Seal, which is included in your Oracle Oral Mask box.
- It is recommended to use the Headgear with your Oracle Oral Mask for optimum comfort and performance. However, if preferred, it is optional to discontinue use of Headgear.
- Do not overtighten Headgear.
- To release clip, simply pull on the Easy-Release Cord.
- If discontinuing use of Headgear, simply remove by unhooking both clips from SnapFlap Cover.
Assembling Your Mask:
Refer to the assembly diagrams in these instructions.
- Insert the flat end of the Centre Body into the Silicone Seal. Ensure it is pulled up over all of the plastic lugs properly.
- Orient SnapFlap Cover into position shown. Rotate Dial to screw onto Center Body.
- Connect Elbow to the Centre Body and the Flexitube to the Elbow.
- Connect the Non-Rebreathing Valve to the Flexitube.
| Operating Therapy Pressure Range |
| 3 to 25 cmH²O |
- CPAP Mask Frame Replacement Frequency: Resupply Every 3 Months
- CPAP Mask Cushions/Pillows Replacement Frequency: Resupply Every 2 Weeks
- CPAP Mask Headgear Replacement Frequency: Resupply Every 6 Months
Cleaning Guide
Regularly cleaning your CPAP mask parts and components is crucial for avoiding the accumulation of bacteria, debris, oils, and other contaminants. This will help prevent the buildup of germs that may cause skin irritation and other unwanted side effects.
Before following the instructions below, first make sure your CPAP machine is unplugged from the power source, disconnect your mask and air tubing from your CPAP machine, and disassemble your mask components into 3 parts (mask cushions, headgear, and frame):
| Part | Cleaning Frequency | Instructions |
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Mask Cushions |
Daily |
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Mask Frame |
Weekly |
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Headgear |
Weekly |
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Chinstrap |
Weekly |
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*Avoid using strong detergents or soaps, especially those that contain harsh chemicals, perfumes, dyes, moisturizers, or alcohol.
You can find more useful information regarding CPAP cleaning with this blog:
| Brand | Fisher & Paykel |
|---|---|
| SKU | 2356 |
| Model | HC452A |
| HCPCS | A7044 |
| UPC | 9420012429247 |
| Prescription Required | Yes |
| Weight | 0.75 lbs |
| Manufacturer's Warranty | 90-day limited manufacturer's warranty |
| Color | Black and White |
| FSA/HSA Eligible | Yes |





























