Patent ID: 8894582

Claim:
A cardiac pressure monitoring device comprising: a fixation member defining a central opening and configured to be positioned along the exterior of an implanted lead, the fixation member comprising: a midsection defining a surface; a first portion pivotally coupled to said midsection, said first portion comprising at least one first movable segment; and an opposing second portion pivotally coupled to said midsection, said second portion comprising at least one second movable segment, wherein each of said first movable segment and said second movable segment movable with respect to said midsection to adjust said opening to position said fixation member about an implantable medical device; at least one sensor coupled to said fixation member and configured to be positioned about the exterior of said lead wire, said at least one sensor configured to sense at least one of a physical, chemical, or physiological parameter; wherein said fixation member and sensor are movable along the length of said implanted lead and configured to obtain a sensor reading at any position along the length of said implanted lead; wherein said fixation member is adapted to be slidably positioned along said lead; a catheter positionable about said lead; wherein said catheter is adapted to position said fixation member at a desired location along said lead; and wherein said catheter is further adapted to disengage from said fixation member.