Welding systems useful for closure of cardiac openings
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 2, 2011
Grant Date -
Sep 1, 2005
app pub date -
Jan 27, 2005
filing date -
Jan 30, 2004
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A welding element is provided for applying heat, chemicals, pressure, or any combination thereof to tissues inside a patient's body, e.g., a patent foramen ovale. In one aspect, the welding element is connected to a radio frequency energy source and includes an electrode and a locator. The locator facilitates positioning of the welding element and is capable of moving from an open position to a clamping position. In another aspect, a needle is provided for transseptal puncturing before the application of heat. In yet another aspect, the welding element is configured as a coil. The welding element can be made of Nitinol.
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