SMART CHARGER ALIGNMENT INDICATOR
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Abstract
Electrical energy is transmitted to charge the implanted medical device, and an electrical parameter (e.g., a steady-state voltage) indicating a rate at which the implanted medical device is charged by the electrical energy is detected. A threshold (e.g., by modifying a stored threshold value) at which the charge strength indicator generates a user-discernible signal is adjusted based on the detected electrical parameter.
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Citations
68 Claims
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1-45. -45. (canceled)
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46. An implantable medical system, comprising:
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an implantable medical device; an external charger configured for transcutaneously conveying electrical energy to charge the implanted medical device; a charge strength indicator configured for generating a user-discernible signal; a processor configured for adjusting a threshold at which the charge strength indicator generates a user-discernible signal, wherein the processor is capable of increasing the threshold if the medical device is implanted relatively deep, and decreasing the threshold if the medical device is implanted relatively shallow.
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- 57. The system of claim 57, wherein the processor is configured for adjusting the threshold based on a detection of the electrical parameter during a series of discrete time periods.
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61. An implantable medical system, comprising:
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an implantable medical device; an external charger configured for transcutaneously conveying electrical energy to charge the implanted medical device; a charge strength indicator configured for generating a user-discernible signal; a processor configured for adjusting a threshold at which the charge strength indicator generates a user-discernible signal in response to a user prompt. - View Dependent Claims (62, 63, 64)
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65. An implantable medical system, comprising:
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an implantable medical device; an external charger configured for transcutaneously conveying electrical energy to charge the implanted medical device; a charge strength indicator configured for generating a user-discernible signal; a detector configured for detecting an electrical parameter; and a processor configured for determining the value of the detected electrical parameter indicating a most common charge rate during the discrete time periods, and adjusting a threshold at which the charge strength indicator generates the user-discernible signal based on the determined electrical parameter value. - View Dependent Claims (66, 67, 68)
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Specification