#$%^&*AU2013203810A120131003.pdf#####METHODS, SYSTEMS, AND DEVICES RELATING TO WIRELESS POWER TRANSFER Abstract The various embodiments disclosed herein relate to transcutaneous energy transfer systems comprising an internal coil positioned within a cavity of a patient and an external coil inductively coupled to the internal coil. The systems can be coupled to any implantable medical devices, such as, for example, a heart assist device. -15-