05402777 is referenced by 134 patents and cites 33 patents.

The present invention is directed to a sensor system for use with a blood characteristic measurement device such as a pulse oximeter, on areas of the body having low normal cutaneous blood flow and for monitoring a blood characteristic such as oxygen saturation and pulse rate of patients, preferably over an extended period of time. The sensor system includes (a) a transdermal device containing a blood perfusion-enhancing agent that is administered in a controlled amount to the skin of a human patient and (b) a skin surface sensor.

Title
Methods and devices for facilitated non-invasive oxygen monitoring
Application Number
722645
Publication Number
5402777
Application Date
June 3, 1992
Publication Date
April 4, 1995
Inventor
Albert Ollerdessen
Danville
CA, US
Lina T Taskovich
Palo Alto
CA, US
Su Il Yum
Los Altos
CA, US
Michael J N Cormier
Mountain View
CA, US
David B Swedlow
Foster City
CA, US
Jessica A Warring
Millbrae
CA, US
Agent
Edward L Mandell
Steven F Stone
Alisa A Harbin
Assignee
ALZA Corporation
CA, US
IPC
A61L 15/00
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