Laser assisted drug delivery
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United States of America Patent
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-
Mar 16, 2004
Issued Date -
N/A
app pub date -
Apr 8, 1999
filing date -
Dec 27, 1996
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A drug delivery apparatus for dispensing predetermined volumes of drug, drug solution or other substances into an opening, such as a TMR channel in the human heart, or other laser treated area within the human body, the apparatus consisting of a bifurcated needle with a laser inlet for guiding a laser delivery means, such as an optical fiber or fiber bundle, to adjacent a surface of the human heart or other body structure for creating an opening, such as a TMR channel, or other laser treated area thereon. A drug inlet is for receiving the drug and transmitting the drug to the TMR channel or other laser treated area. Optionally, a piercing tip and/or suction device assists in positioning the apparatus adjacent the tissue to be treated. Drug is dispensed by manually or automatically actuating a piston or syringe element. A method of use is also disclosed.
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