公开(公告)号：US20210220639A1

公开(公告)日：2021-07-22

申请号：US17111590

申请日：2020-12-04

Applicant: Medtronic, Inc.

Inventor： Eric A. SCHILLING ,  David J. PEICHEL ,  Jonathan P. ROBERTS ,  Joel ARTMANN ,  Michael REINERT

IPC: A61M60/875 ,  H02J50/10 ,  H02J50/90

Abstract: According to one or more embodiments, a system is provided. The system includes a power device implantable within a patient for powering an implantable medical device. The power device includes a first coil configured to receive wireless power signals for powering the implantable medical device and processing circuitry configured to determine at least one measurable electrical characteristic in a plurality of electrical pathways in the power device including an electrical pathway to the first coil, and detect reduced performance in receiving wireless power signals based at least in part on the determined at least one measurable electrical characteristic.