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The effect of heated humidification on fine structural changes to upper airway morphology of patients using Continuous Positive Airway Pressure CPAP (TS-KNOBa)

The effect of heated humidification and no heated humidification on fine structural changes to upper airway morphology of patients with Obstructive Sleep Apnea using Continuous Positive Airway Pressure CPAPO(TS-KNOBa)

Status
Not yet recruiting
Phases
Unknown
Study type
Interventional
Source
ANZCTR
Registry ID
ACTRN12606000012572
Acronym
TS-KNOBa
Enrollment
15
Registered
2006-01-09
Start date
2006-05-01
Completion date
Unknown
Last updated
2020-01-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

None listed

Brief summary

Participants will be randomised to receive CPAP with NO humidity OR Conventional humidity OR Humidity via a Novel humidifier for 12 weeks. Duration: 12 weeks Patient compliance and satisfaction with their treatment will be assessed.

Interventions

Participants will be randomised to receive CPAP with NO humidity OR Conventional humidity OR Humidity via a Novel humidifier for 12 weeks. Duration: 12 weeks Patient compliance and satisfaction with their treatment will be assessed.

Sponsors

Fisher and Paykel Healthcare
Lead SponsorCommercial sector/Industry

Study design

Allocation
Randomised controlled trial
Intervention model
Parallel
Primary purpose
Treatment
Masking
Blinded (masking used)

Eligibility

Sex/Gender
All
Age
0 to No maximum
Healthy volunteers
No

Inclusion criteria

RDI > 15 OR AHI > 15.

Exclusion criteria

Significant Central sleep apneaHave undergone surgical interventions of the nose, nasal sinuses, Nasopharynx, Tonsil or the velum.SmokerAllergiesUsing topical or systemically active medicationSevere cardiac diseaseChronic pulmonary diseaseSignificant psychiatric illness.

Outcome results

None listed

Source: ANZCTR · Data processed: Feb 4, 2026