04485813 is referenced by 293 patents and cites 5 patents.

Pressure and motion transducer, and cooperating circuitry for an implantable medical device is disclosed. The system includes a clock for the pulse excitation of a dynamic motion transducer and further includes circuitry for recovering the modulated signal from the transducer.

Title
Implantable dynamic pressure transducer system
Application Number
6/322814
Publication Number
4485813
Application Date
November 19, 1981
Publication Date
December 4, 1984
Inventor
Dennis A Brumwell
New Brighton
MN, US
Kenneth M Anderson
Bloomington
MN, US
Agent
Joseph F Breimayer
John L Rooney
Robert C Beck
Assignee
Medtronic
MN, US
IPC
A61B 5/02
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