The surgical treatment of obstructive sleep apnea (OSA) using tonsillectomy with uvulapalatopharyngoplasty - A clinical randomized study

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

DRKS

Registry ID

DRKS00000549

Enrollment

Registered

2010-09-08

Start date

2010-02-03

Completion date

Unknown

Last updated

2025-04-07

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

Conditions

G47.31

Interventions

Group 1: Surgical Group: Visit 0: 1 Night Polysomnography Checking of the inclusion and exclusion criterias Information about the study and informed consent Registration of daytime sleepiness us

Eligibility

Sex/Gender

All

Age

18 Years to 90 Years

Inclusion criteria

Inclusion criteria: manifest obstructive sleep apnea syndrome confirmed using polysomnography relevant tonsillary hyperplasia CPAP (continuous positive airway pressure) Intolerance

Exclusion criteria

Exclusion criteria: Body-Mass-Index > 32 kg/m2 Relevant comorbiditys (American Society for Anesthesiology (ASA): ASA > III) Other relevant sites of obstruction seen in clinical examination Deformities of facial bone seen in clinical examination

Design outcomes

Primary

Measure	Time frame
respiratory parameter of polysomnography (AI, AHI, RDI, ODI) quality of sleep parameter in polysomnography (Arousal-Index, Sleep-Efficency, Sleep-Stages)	—

Secondary

Measure	Time frame
Registration of daytime sleepiness using a questionnaire Registration of daytime sleepiness using pupillometry Registration of effects of the intervention and quality of life using questionnaires Overall happiness with the intervention Snoring score using a visual analog scale Cardiovascular risk parameters (HR, BP, CRP and many more)	—

Countries

Germany

Contacts

Public ContactJ. Ulrich Sommer

HNO-Univ.-Klinik Mannheim

ulrich.sommer@umm.de0621-383-1600

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026