Blood flow indicator and process
First Claim
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1. A METHOD FOR OBTAINING THE VELOCITY OF BLOOD FLOWING WITHIN A BLOOD VESSEL COMPRISING THE STEPS OF:
- DETERMINING THE WAVE LENGTH OF LIGHT THAT EXHIBITS MINIMUM VARIATION IN TRANSMISSION OR REFLECTION FROM CHANGES IN OXYGEN CONTENT OF THE FLOWING BLOOD;
INSERTING FIRST AND SECOND FIBER OPTICAL PATHS INTO SAID BLOOD VESSEL, SAID PATH TERMINATING IN OPTICAL COMMUNICATION WITH SAID FLOWING BLOOD;
DIRECTING LIGHT OF A WAVE LENGTH IN SUBSTANTIAL CONFORMANCE WITH SAID DETERMINED WAVE LENGTH ALONG SAID FIRST OPTICAL PATH INTO OPTICAL COMMUNICATION WITH SAID FLOWING BLOOD;
MEASURING THE INTENSITY OF SAID LIGHT THAT PASSES FROM SAID FLOWING BLOOD INTO OPTICAL COMMUNICATION WITH SAID SECOND OPTICAL PATH;
CONVERTING THE MEASURED INTENSITY OF SAID COMMUNICATED LIGHT TO AN ELECTRICAL SIGNAL;
AND DETERMINING THE VELOCITY OF THE FLOWING BLOOD FROM THE AMPLITUDE OF THE ELECTRICAL SIGNAL.
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1 Claim
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1. A METHOD FOR OBTAINING THE VELOCITY OF BLOOD FLOWING WITHIN A BLOOD VESSEL COMPRISING THE STEPS OF:
- DETERMINING THE WAVE LENGTH OF LIGHT THAT EXHIBITS MINIMUM VARIATION IN TRANSMISSION OR REFLECTION FROM CHANGES IN OXYGEN CONTENT OF THE FLOWING BLOOD;
INSERTING FIRST AND SECOND FIBER OPTICAL PATHS INTO SAID BLOOD VESSEL, SAID PATH TERMINATING IN OPTICAL COMMUNICATION WITH SAID FLOWING BLOOD;
DIRECTING LIGHT OF A WAVE LENGTH IN SUBSTANTIAL CONFORMANCE WITH SAID DETERMINED WAVE LENGTH ALONG SAID FIRST OPTICAL PATH INTO OPTICAL COMMUNICATION WITH SAID FLOWING BLOOD;
MEASURING THE INTENSITY OF SAID LIGHT THAT PASSES FROM SAID FLOWING BLOOD INTO OPTICAL COMMUNICATION WITH SAID SECOND OPTICAL PATH;
CONVERTING THE MEASURED INTENSITY OF SAID COMMUNICATED LIGHT TO AN ELECTRICAL SIGNAL;
AND DETERMINING THE VELOCITY OF THE FLOWING BLOOD FROM THE AMPLITUDE OF THE ELECTRICAL SIGNAL.
- DETERMINING THE WAVE LENGTH OF LIGHT THAT EXHIBITS MINIMUM VARIATION IN TRANSMISSION OR REFLECTION FROM CHANGES IN OXYGEN CONTENT OF THE FLOWING BLOOD;
Specification