Intra cardiac device, system and methods
First Claim
1. A method for monitoring heart function and operating an intra cardiac device, said heart function being a heart muscle condition, said method comprising:
- implanting said intra cardiac device within a body of a patient such that said device has at least one mechanical connection to the patient'"'"'s heart;
transforming kinetic energy from heart tissue movement into electrical energy via said device;
powering said device with said electrical energy;
wirelessly communicating information related to said electrical energy to a receiver for interpretation and analyzing said information to determine a characteristic of said electrical energy that is indicative of said heart function;
wherein implanting said intra cardiac device comprises fixing a screw of said intra cardiac device in ventricular heart tissue; and
,wherein transforming said kinetic energy comprises transforming with an energy conversion unit that comprises a piezo-electric element configured to convert the kinetic energy from ventricular heart tissue movement into an electrical signal.
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Abstract
An intra cardiac device is disclosed. The device comprises means for transforming kinetic energy from heart tissue movement into electrical energy in use, from which electrical energy information in respect of heart function is obtainable. Furthermore, a system is disclosed, comprising one such intra cardiac device and at least one receiver, wherein the intra cardiac device comprises means of communication, through which said at least one device communicates with the receiver(s) wirelessly. In this way energy from heart movement provides self contained intra cardiac devices for conveniently monitoring or stimulating a patient'"'"'s heart.
29 Citations
8 Claims
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1. A method for monitoring heart function and operating an intra cardiac device, said heart function being a heart muscle condition, said method comprising:
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implanting said intra cardiac device within a body of a patient such that said device has at least one mechanical connection to the patient'"'"'s heart; transforming kinetic energy from heart tissue movement into electrical energy via said device; powering said device with said electrical energy; wirelessly communicating information related to said electrical energy to a receiver for interpretation and analyzing said information to determine a characteristic of said electrical energy that is indicative of said heart function; wherein implanting said intra cardiac device comprises fixing a screw of said intra cardiac device in ventricular heart tissue; and
,wherein transforming said kinetic energy comprises transforming with an energy conversion unit that comprises a piezo-electric element configured to convert the kinetic energy from ventricular heart tissue movement into an electrical signal. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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Specification