04844098 is referenced by 30 patents and cites 22 patents.

A non-invasive method for collecting tissue fluids from a human or an animal which comprises pretreating the external surface of an area of the skin of the human or the animal with a solution to clean off dead cells, forming a liquid coating over the skin, forming a superficial contusion on that area of the skin without nicking or piercing the skin, sealing that area of the skin and then collecting tissue fluid from the area of the contusion with the assistance of vacuum. The tissue fluid collected may be used for diagnostic purposes. A device for practicing the method is also disclosed.

Title
Non-invasive collection means and method
Application Number
759618
Publication Number
4844098
Application Date
October 23, 1987
Publication Date
July 4, 1989
Inventor
Joel R Mitchen
7418 - 41st Ave., Kenosha, 53142
WI, US
Agent
Quarles & Brady
IPC
A61B 5/00
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