Patent ID: 6974422
Filing Date: 2005-12-13
Classification: A61B,A61M

Abstract:
1. A catheter pressure transducer for insertion into a living body, said catheter pressure transducer comprising: a catheter body having an internal lumen and an opening formed through sidewalls of the catheter body for providing access to a reference pressure within the internal lumen; a tube having an open channel and an opening formed through sidewalls of the tube for providing access to the open channel, wherein said tube is inserted within and extending along al least a portion of the internal lumen; and a pressure sensor module comprising a carrier having a generally curved surface with an opening formed there through and a pressure sensor coupled to the carrier, wherein a sensing side of the pressure sensor is exposed to an external pressure through the opening formed within the carrier, and wherein the carrier is fitted within the opening formed through the catheter body and coupled at both ends to sidewall surfaces of the same opening.