Description
Quick answer: This is the genuine ResMed valve elbow (part 16624, 1-pack) for the Ultra Mirage Full Face mask — the complete valve assembly: elbow + swivel + anti-asphyxia valve membrane. It’s where the tubing connects to the mask, and it houses the anti-asphyxia valve (AAV) — a safety feature that admits room air if airflow stops. Replacing the whole valve elbow restores both the tubing connection and the safety valve at once. Fits the Ultra Mirage Full Face and Ultra Mirage II masks; attaches to the retainer clip. This is the vented CPAP mask part (not the non-vented ventilator elbow).
Important — anti-asphyxia valve (safety)
This valve elbow contains an anti-asphyxia valve (AAV) — a safety feature that opens to admit room air if airflow stops (machine off, unplugged, or failed), so you don’t rebreathe exhaled CO₂ inside a full face mask. Make sure the valve and membrane are intact and working, and don’t use the mask with a damaged or missing valve. Keep the vent holes clear.
What’s included
- 1 × elbow · 1 × swivel · 1 × anti-asphyxia valve membrane
(Complete valve elbow assembly, part 16624.) Mask, frame, cushion, and headgear not included.
About this part — and 16624 vs 16617
The valve elbow is the tubing connection on the Ultra Mirage Full Face mask, with the anti-asphyxia valve built in:
- Elbow + swivel — connects to the tube and rotates so the hose moves with you.
- Anti-asphyxia valve membrane — the safety membrane that opens to room air on airflow loss; during therapy, pressurized air holds it closed.
Two related parts — order the right one:
- 16624 (this) — the whole valve elbow (elbow + swivel + membrane). Choose this if the elbow itself is cracked, the swivel is worn, or you want the complete assembly.
- 16617 — the valve membrane only (1-pack; 10-pack = 16618). Choose this if only the small silicone membrane inside the elbow is damaged or lost and the elbow itself is fine.
Compatibility
Fits the ResMed Ultra Mirage Full Face and Ultra Mirage II full face masks (and Mirage Series 2). Attaches easily to the mask’s retainer clip. This is the vented CPAP valve elbow — not the non-vented (NV) ventilator elbow (60678, blue).
Key features
- Genuine ResMed Ultra Mirage Full Face valve elbow (16624) — 1-pack.
- Complete assembly — elbow + swivel + anti-asphyxia valve membrane.
- Restores the tubing connection + safety valve — in one part.
- Fits Ultra Mirage Full Face / Ultra Mirage II — attaches to retainer clip.
- Membrane-only option — 16617 (1pk) / 16618 (10pk).
Specifications
| Specification | Detail |
|---|---|
| Product type | Valve elbow assembly (elbow + swivel + AAV membrane) |
| Compatible masks | ResMed Ultra Mirage Full Face, Ultra Mirage II (Mirage Series 2) |
| Function | Tubing connection + anti-asphyxia safety valve |
| Includes | Elbow, swivel, valve membrane |
| Not included | Mask, frame, cushion, headgear |
| Pack | 1-pack |
| Attaches to | Mask retainer clip |
| Membrane-only alternative | 16617 (1pk) · 16618 (10pk) |
| Vent type | Vented (CPAP) — not the NV (non-vented) elbow (60678) |
| Material | Silicone elastomer membrane; latex-free |
| Prescription | Not required |
| ResMed reference / SKU | 16624 |
| Brand | ResMed |
Frequently asked questions
What’s included?
The complete valve elbow — elbow, swivel, and anti-asphyxia valve membrane. The mask, frame, cushion, and headgear are separate.
What does the anti-asphyxia valve do?
It opens to let you breathe room air if airflow stops (machine off/unplugged/failed), preventing CO₂ rebreathing. Don’t use the mask with a damaged or missing valve.
Should I buy 16624 or 16617?
16624 (this) is the whole valve elbow — order it if the elbow or swivel is worn/cracked. 16617 is the membrane only — order it if just the small silicone membrane inside is damaged or lost.
Which masks does it fit?
The Ultra Mirage Full Face and Ultra Mirage II full face masks (and Mirage Series 2). It attaches to the retainer clip.
Is this for a ventilator mask?
No — this is the vented CPAP valve elbow. The non-vented (NV) ventilator mask uses a different (blue) elbow.
Do I need a prescription?
No — this replacement part does not require a prescription.
Can I get it delivered in Brooklyn or shipped nationwide?
Yes — Stark Medical Supplies offers local pickup and delivery in Brooklyn and across NYC, plus USPS shipping throughout the continental U.S.
This assembly includes an anti-asphyxia safety valve. Use with a compatible ResMed Ultra Mirage mask per the mask’s user guide, ensure the valve and membrane are intact before use, and keep the vent clear.




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