Patent ID: 6627394
Filing Date: 2003-09-30
Classification: A61B,A61F,G01N

Abstract:
A diagnostic device for detection of vaginosis or amniotic fluid leakage without giving a false positive result due to contact with urine, the device comprising:a substrate, and an indicator system being attached to the substrate, the indicator system including: a first indicator attached to the substrate in one or more first areas; a second indicator attached to the substrate in one or more second areas; and a reagent comprising urease attached to the substrate in the one or more second areas. wherein the first indicator is configured to change color when contacted by a vaginal secretion having a pH level associated with vaginosis or amniotic fluid leakage and the second indicator is configured to change color when contacted by urine reacting with the reagent, while not changing color when contacted by vaginal secretions having a pH level associated with vaginosis or amniotic fluid leakage.