NCT00263770

Brief Summary

The purpose of the study is to compare the effectiveness of soft palatal implants with placebo and continuous positive airway pressure treatment in obstructive sleep apnea.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
64

participants targeted

Target at P50-P75 for not_applicable

Timeline
Completed

Started Dec 2005

Typical duration for not_applicable

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

December 1, 2005

Completed
6 days until next milestone

First Submitted

Initial submission to the registry

December 7, 2005

Completed
2 days until next milestone

First Posted

Study publicly available on registry

December 9, 2005

Completed
1.8 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

October 1, 2007

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

October 1, 2007

Completed
Last Updated

May 20, 2011

Status Verified

May 1, 2011

Enrollment Period

1.8 years

First QC Date

December 7, 2005

Last Update Submit

May 18, 2011

Conditions

Outcome Measures

Primary Outcomes (1)

  • apnea-hypopnea index

    90 days

Secondary Outcomes (4)

  • sleepiness

    90 days

  • quality of life

    90 days

  • ambulatory blood pressure

    90 days

  • snoring

    90 days

Study Arms (3)

Positive airway pressure (PAP)

OTHER

which is air delivered by a mask worn over the nose during sleep

Other: Positive airway pressure (PAP)

outpatient surgical procedure

ACTIVE COMPARATOR

where small fabric rods are inserted into the soft palate (the fleshy portion of the roof of the mouth) to stiffen the tissues.

Device: soft palate implant

Sham surgery

SHAM COMPARATOR

an outpatient surgical procedure identical to #2 except that no rods are inserted into the soft palate.

Device: soft palate implant

Interventions

Sham surgeryoutpatient surgical procedure

which is air delivered by a mask worn over the nose during sleep

Positive airway pressure (PAP)

Eligibility Criteria

Age18 Years - 80 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Age \>18 yrs
  • AHI 5-30
  • Tonsil size \<50% of airway
  • No anatomically fixed nasal stenosis

You may not qualify if:

  • \. The presence of a concomitant untreated primary sleep disorder (restless legs syndrome, narcolepsy, idiopathic hypersomnia) 2. Severe daytime sleepiness (history of sleep-related motor vehicle or occupational accident) 3. Moderate to severe pulmonary disease (FEV1 \<50% pred) 4. Neurologic impairment (h/o CVA, TIA, neuromuscular disease, diaphragmatic paralysis) 5. Significant cardiac disease (LVEF\<50%, moderate to severe valvular disease) 6. Uncontrolled hypertension \>180/110 7. Renal disease (Scr \> 2.5) 8. Allergy to local anesthetics used for implantation procedure. 9. Pregnant or nursing women

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Mayo Clinic

Rochester, Minnesota, 55905, United States

Location

MeSH Terms

Conditions

Sleep Apnea, Obstructive

Condition Hierarchy (Ancestors)

Sleep Apnea SyndromesApneaRespiration DisordersRespiratory Tract DiseasesSleep Disorders, IntrinsicDyssomniasSleep Wake DisordersNervous System Diseases

Study Officials

  • Sean M. Caples, D.O.

    Mayo Clinic

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
DOUBLE
Who Masked
PARTICIPANT, INVESTIGATOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER

Study Record Dates

First Submitted

December 7, 2005

First Posted

December 9, 2005

Study Start

December 1, 2005

Primary Completion

October 1, 2007

Study Completion

October 1, 2007

Last Updated

May 20, 2011

Record last verified: 2011-05

Locations