Transdermal vapor collection method and apparatus

摘要

A method for the non-invasive, continuous collection of substances which transdermally migrate to and vaporize at the surface of the skin of a subject comprises providing a binding reservoir material juxtaposed at the surface of the skin of a subject, and continuously maintaining the binding reservoir material in a substantially airtight relation with the skin surface over an entire collection period. The apparatus comprises a binding reservoir material and means for continuously maintaining the binding reservoir material juxtaposed at the skin surface of the subject in a substantially airtight relation wiht the skin surface.