The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 02, 2003
Filed:
Mar. 20, 2001
Radi Medical Systems AB, Uppsala, SE;
Abstract
A guide wire for measuring physiological characteristics inside a body includes a sensor ( ) for monitoring the physical variable and for forming an output signal characteristic for the value of the physical variable. The sensor is connected to a first electrical potential of an electronic unit ( ) via an electrical wire ( ) extending along the guide wire. An internal body electrode ( ) is connected to the sensor ( ) and is in contact with body fluids surrounding the sensor circuit. The guide wire ( ) is inserted into a vessel of the body ( ), and a second electrode ( ) is applied near the internal body electrode, and the sensor circuit is powered by a second potential of the electronic unit ( ) via a part of the body.