Method and apparatus for forming apertures in blood vessels
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United States of America Patent
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N/A
Issued Date -
Apr 15, 2004
app pub date -
Jun 11, 2003
filing date -
May 29, 1998
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
Hole forming apparatus (100) for forming an opening in a blood vessel (106) comprising a penetration head (104) for insertion through a wall of a blood vessel (106). The apparatus (100) has a base section (102) and at least one cutting surface (114) on at least one of the base section (102) or the penetration head (104). The cutting surface (114)is adapted to contact first an intima surface of the blood vessel (106) The apparatus (100) further has a shaft operatively connected to the cutting surface (114) and configured to rotate the cutting surface (114) relative to the blood vessel (106), while the penetration head (104) and the base section (102) are brought together, to effect a removal of a plug tissue section from the blood vessel (106).
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