EXTERNAL ENERGY TRANSFER SYSTEM FOR AN IMPLANTABLE MEDICAL DEVICE AND METHOD THEREFOR
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Accused Products
Abstract
User interface for external power source, recharger, for an implantable medical device. At least some of patient controls and display icons of an energy transfer unit are common with at least some of the patient controls and the display icons of a patient control unit. An energy transfer unit is operable by the patient with less than three operative controls to control energy transfer from the external energy transfer unit to the implantable medical device. An external antenna having a primary coil can inductively transfer energy to a secondary coil of the implantable medical device when the external antenna is externally placed in proximity of the secondary coil. An energy transfer unit has an external telemetry coil allowing the energy transfer unit to communicate with the implantable medical device through the internal telemetry coil in order to at least partially control the therapeutic output of the implantable medical device.
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Citations
81 Claims
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1-51. -51. (canceled)
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52. An implantable medical device system, comprising:
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an implantable medical device having a secondary coil, said implantable medical device being configured to be transcutaneously controlled using telemetry; and an external unit comprising a primary coil configured to inductively transfer energy to said secondary coil of said implantable medical device when said primary coil is externally placed in proximity of said secondary coil and said external unit drives said primary coil; said external unit being configured to communicate with said implantable medical device by way of telemetry during the process of transferring, via said primary coil, energy to said implantable medical device; wherein said external unit is configured to time division multiplex between said telemetry and said process of transferring energy. - View Dependent Claims (53, 54, 55, 56, 57, 58, 59, 60, 61)
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62. An external energy transfer system configured to transcutaneously transfer energy to an implantable medical device, said implantable medical device capable of receiving inductively coupled energy with a secondary coil and being capable of being transcutaneously controlled using telemetry, comprising:
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an external unit having a primary coil, said external unit configured to inductively transfer energy to said secondary coil of said implantable medical device when said primary coil is externally placed in proximity of said secondary coil and said external unit is driving said primary coil; and said external unit being configured to communicate with said implantable medical device by way of telemetry during the process of transferring, via said primary coil, energy to said implantable medical device;
wherein said external unit is configured to time division multiplex between said telemetry and said process of transferring energy. - View Dependent Claims (63, 64, 65, 66, 67, 68, 69, 70, 71)
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72. A method of controlling an implantable medical device, said implantable medical device capable of receiving inductively coupled energy with a secondary coil and being capable of being transcutaneously controlled using telemetry, comprising the steps of:
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inductively transferring energy to said secondary coil with an external unit having a primary coil when said primary coil is externally placed in proximity of said secondary coil; driving said primary coil with an external unit to inductively transfer energy to said implantable medical device; and communicating between said external unit and said implantable medical device through telemetry; wherein time division multiplexing occurs between said telemetry and said inductively transferring energy. - View Dependent Claims (73, 74, 75, 76, 77, 78, 79, 80, 81)
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Specification