Intracardiac drug delivery device utilizing spring-loaded mechanism
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United States of America Patent
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Jul 3, 2001
Grant Date -
N/A
app pub date -
Aug 26, 1999
filing date -
Feb 5, 1998
priority date (Note) -
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Abstract
An apparatus for intracardiac drug administration of a therapeutic drug comprises a catheter having a distal end and a drug delivery device which is driveable from the distal end. The drug delivery device includes a needle and a spring-loaded mechanism operatively connected to the needle. The spring-loaded mechanism drives the needle out of the distal end of the catheter upon administering of the therapeutic drug. The spring-loaded mechanism returns the needle within the distal end of the catheter after the administering of the therapeutic drug.
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