A New Portable Monitor for Measuring Odorous Compounds in Oral, Exhaled and Nasal Air

The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details. Identifier: NCT01139073
Recruitment Status : Completed
First Posted : June 8, 2010
Last Update Posted : June 8, 2010
Information provided by:
Okayama University

Brief Summary:
The B/B Checker, a new portable device for detecting odorous compounds in oral, exhaled, and nasal air, is now available. As a single unit, this device is capable of assessing several kinds of gases mixed with volatile sulfur compounds (VSCs) in addition to other odorous gasses. The purpose of the present study was to evaluate the effectiveness of the B/B Checker for detecting the malodor level of oral, exhaled, and nasal air.

Condition or disease

Study Type : Observational
Actual Enrollment : 20 participants
Observational Model: Case-Only
Time Perspective: Cross-Sectional
Study Start Date : May 2009
Actual Study Completion Date : April 2010

Resource links provided by the National Library of Medicine

MedlinePlus related topics: Bad Breath
U.S. FDA Resources

Information from the National Library of Medicine

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Ages Eligible for Study:   20 Years to 70 Years   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   Yes
Sampling Method:   Non-Probability Sample
Study Population
Subjects were recruited at the Clinic of Preventive Dentistry, Okayama University Hospital.

Inclusion Criteria:

  • Clinical diagnosis of oral malodor

Exclusion Criteria:

  • Smoker
  • Medical disorders
  • Undergoing any antibiotic or other antimicrobial therapy

Publications automatically indexed to this study by Identifier (NCT Number): Identifier: NCT01139073     History of Changes
Other Study ID Numbers: MMorita-BB
First Posted: June 8, 2010    Key Record Dates
Last Update Posted: June 8, 2010
Last Verified: June 2010

Keywords provided by Okayama University:

Additional relevant MeSH terms:
Signs and Symptoms, Digestive
Signs and Symptoms