04757022 is referenced by 934 patents and cites 16 patents.

A biological fluid measuring device for determining the presence and the amounts of substances in a biological fluid without the need for dilution of the fluid comprises a main housing including electronic circuit means and at least one elecrode, and a cartridge having a membrane. The cartridge is removably mounted on the housing and the membrane is operably associated with the electrode. The cartridge also includes means for protecting the membrane when the device is not in use.

Title
Biological fluid measuring device
Application Number
774330
Publication Number
4757022
Application Date
November 19, 1987
Publication Date
July 12, 1988
Inventor
Stuart J Updike
Madison
WI, US
Christopher C Capelli
Kenosha
WI, US
Mark C Shults
Madison
WI, US
Agent
Olson & Hierl
Assignee
Markwell Medical Institute
WI, US
IPC
C12M 1/34
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