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

This study has been completed.
Information provided by:
Okayama University Identifier:
First received: June 7, 2010
Last updated: NA
Last verified: June 2010
History: No changes posted
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.


Study Type: Observational
Study Design: Observational Model: Case-Only
Time Perspective: Cross-Sectional

Resource links provided by NLM:

Further study details as provided by Okayama University:

Enrollment: 20
Study Start Date: May 2009
Study Completion Date: April 2010

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
  Contacts and Locations
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No Contacts or Locations Provided
  More Information

Publications automatically indexed to this study by Identifier (NCT Number): Identifier: NCT01139073     History of Changes
Other Study ID Numbers: MMorita-BB
Study First Received: June 7, 2010
Last Updated: June 7, 2010

Keywords provided by Okayama University:

Additional relevant MeSH terms:
Signs and Symptoms, Digestive
Signs and Symptoms processed this record on August 16, 2017