Appeal No. 2005-2054
Application No. 10/425,137
a catheter body 46, at least one enclosure-forming structure 66,
68, plural heat exchange fluid inlet holes 80 whereby heat
exchange fluid enters into the enclosure-forming structure, and
at least one outlet hole 82 whereby heat exchange fluid exits the
enclosure-forming structure. According to independent claim 5,
the system further comprises a heat exchanger supplying heat
exchange fluid to the catheter in a closed circuit wherein the
heat exchange fluid includes at least one substance having a
freezing point below 0C and water. Pursuant to independent
claim 13, the system further comprises the feature wherein the
inlet holes are smaller than the outlet hole. This appealed
subject matter is adequately represented by the aforementioned
independent claims 5 and 13 which read as follows:
5. A system for treating a patient, comprising:
an intravascular heat exchange catheter configured
for effecting heat exchange with blood as it flows past the
catheter when the catheter is positioned in the vasculature
of a patient and heat exchange fluid is circulated through
the catheter, the catheter including:
a catheter body;
at least one enclosure-forming structure on the
body;
2
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