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US 2007/0178381 A1Published application
Implantable medical device battery
AssigneeMedtronic, Inc.
InventorsWilliam Howard, Kaimin Chen, Gaurav Jain, Craig Schmidt, Erik Scott
Life of this patent
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Abstract
A battery cell in an implantable medical device is presented. The battery cell includes an anode, a cathode, an insulator therebetween, and an electrolyte. The cathode includes silver vanadium oxide and fluorinated carbon (CFx). The CFx includes fluorine at greater than or equal to 61 percentage (%) by weight.
Claims25
A battery cell in an implantable medical device (IMD) comprising:
- an anode;
- a cathode which includes silver vanadium oxide (SVO) and fluorinated carbon (CFx), the CFx includes a fluorine weight percentage (%) of greater than or equal to 61%;
- a separator between the anode and the cathode;
- and
- an electrolyte for activating the anode and the cathode.
2 more elements
A battery cell in an IMD comprising:
- an anode;
- a cathode which includes SVO and CFx, the CFx includes a weight percentage of fluorine between about 61% and 71%;
- a separator between the anode and the cathode;
- an electrolyte for activating the anode and the cathode,
- wherein the CFx includes transition metal impurities being less than 500 parts per million and less than 1% by weight of CF2 and CF3.
2 more elements
A battery cell in an IMD comprising:
- an anode;
- a cathode which includes SVO and CFx, the CFx exhibits a position of a 001 peak such that 12.7°≦CuKα 2θ≦13.7°;
- a separator between the anode and the cathode;
- and
- an electrolyte for activating the anode and the cathode.
2 more elements
A battery cell in an IMD comprising:
- an anode;
- a cathode which includes SVO and CFx, the CFx includes a fluorine weight percentage between about 63% and 75%;
- a separator between the anode and the cathode;
- and
- an electrolyte for activating the anode and the cathode.
2 more elements
A battery cell in an IMD comprising:
- an anode;
- a cathode which includes SVO and CFx, the CFx includes a fluorine weight percentage between about 63% and 80%;
- a separator between the anode and the cathode;
- and
- an electrolyte for activating the anode and the cathode.
2 more elements
Dependencies are inferred from the claim text.