Catheter with integral pressure sensor
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United States of America Patent
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-
Jun 18, 1996
Grant Date -
N/A
app pub date -
Sep 19, 1994
filing date -
Sep 19, 1994
priority date (Note) -
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status (Latency Note)
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Abstract
The invention provides a pressure sensing catheter having a housing with a body portion adapted to be hand-held, a pressure sensing means situated within the catheter housing and an elongated catheter tube with a lumen extending longitudinally therethrough. The pressure sensing means has a pressure sensor element, a microprocessor and a display means located on the top surface of the catheter housing. The invention also provides a pressure sensing catheter with a steering means ergonomically adapted in a pistol-grip fashion with digitally depressible steering posts connected to steering wires for manipulating the distal end of the catheter tube. The invention also provides a pressure sensing catheter with helically braided support wires disposed along selective portions of the catheter tubing to provide differential flexibility. The invention also provided methods of using the same.
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