Enhanced Wireless Power Receiver Coil for Implantable Neuromodulation Devices

Publication ID: 24-11857797_0006_PTD
Published: October 28, 2025
Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Enhanced Wireless Power Receiver Coil for Implantable Neuromodulation Devices,” Published Technical Disclosure No. 24-11857797_0006_PTD, Published October 28, 2025, available at https://archive.pr1or.art/24-11857797_0006_PTD
This technical disclosure describes improvements that would be readily apparent to a Person Having Ordinary Skill In The Art (PHOSITA) when considered in combination with the foundational architecture disclosed in U.S. Patent No. 11,857,797.

Summary of the Inventive Concept

An improved wireless power receiver coil design for implantable neuromodulation devices, optimized for resonant frequency and geometric shape to enhance power transfer efficiency, safety, and reliability.

Background and Problem Solved

The original patent's wireless power receiver coil design has limitations in terms of power transfer efficiency, safety, and reliability. The new inventive concept addresses these limitations by introducing an optimized coil design that ensures efficient power transfer, minimizes power loss, and enhances overall system performance.

Detailed Description of the Inventive Concept

The enhanced wireless power receiver coil is designed to operate at a resonant frequency, ensuring maximum power transfer efficiency. The coil's geometric shape is optimized for maximum flux capture, reducing power loss and heat generation. The integration of a capacitive element further enhances resonant frequency tuning and power transfer efficiency. The coil's design is compatible with various implantable neuromodulation devices, allowing for seamless integration and improved overall system performance.

Novelty and Inventive Step

The new claims introduce a novel coil design that combines resonant frequency optimization with geometric shape optimization, resulting in a significant improvement in power transfer efficiency and safety. The integration of a capacitive element is also a non-obvious innovation that enhances the coil's performance.

Alternative Embodiments and Variations

Alternative embodiments of the inventive concept could include varying the coil's material, shape, and size to accommodate different implantable neuromodulation devices and applications. Additionally, the coil's design could be adapted for use in other medical devices or industries, such as consumer electronics or electric vehicles.

Potential Commercial Applications and Market

The enhanced wireless power receiver coil has significant commercial potential in the medical device industry, particularly in the field of implantable neuromodulation devices. The improved power transfer efficiency, safety, and reliability of the coil design could lead to increased adoption and market share for devices incorporating this technology.

Field of Art

Biomedical engineering, specifically implantable medical devices and wireless power transfer systems for neural stimulation technologies

Person of Ordinary Skill (PHOSITA) Profile

An electrical engineer or biomedical engineer with expertise in wireless power transfer, medical device miniaturization, and neural stimulation technologies, holding advanced degrees and practical experience in designing implantable electronic systems

Obviousness Rationale

A person having ordinary skill in the art would recognize that optimizing wireless power transfer efficiency through resonant frequency matching and geometric coil design represents a predictable engineering solution for implantable medical devices. The source patent establishes fundamental principles of wireless power transfer for neural implants, and the PTD's variations represent incremental improvements using standard engineering optimization techniques. These modifications would be considered routine design choices within the capabilities of a skilled practitioner in the field.

Obvious Combinations & Variations

Source Patent Element
Two-dimensional receiving coil for wireless power transfer in an implantable medical device
PTD Variation
Optimizing coil geometry for maximum flux capture and resonant frequency matching
Obviousness Reasoning
Coil geometry optimization is a known technique for improving power transfer efficiency, and a PHOSITA would recognize multiple standard approaches to enhance wireless power transmission
Source Patent Element
Housing and electronics module with wireless power reception
PTD Variation
Integration of capacitive element to enhance resonant frequency tuning
Obviousness Reasoning
Adding capacitive elements for frequency tuning is a standard electromagnetic design technique that would be obvious to improve power transfer performance
Source Patent Element
Implantable device with size constraints determined by delivery mechanism
PTD Variation
Alternative embodiments adapting coil design for different medical device applications
Obviousness Reasoning
Modifying device designs for different applications is a predictable engineering approach, especially when fundamental power transfer principles remain consistent
Source Patent Element
Wireless power transfer system with conductive traces
PTD Variation
Configuring coil for resonant frequency matching with transmitter coil
Obviousness Reasoning
Frequency matching is a well-known technique in wireless power transfer, representing a straightforward optimization approach for any inductive power system
35 U.S.C. § 103 Summary: Pursuant to 35 U.S.C. ยง 103, the variations disclosed in the published technical disclosure would have been obvious to a person having ordinary skill in the art at the time of invention, with reasonable expectation of success, based on the teachings of US Patent 11857797. The incremental improvements in wireless power transfer efficiency represent predictable engineering solutions that do not rise to the level of non-obvious innovation.

Original Patent Information

Patent NumberUS 11,857,797
TitleWireless power receiver coil for implantable neuromodulation device
Assignee(s)VERILY LIFE SCIENCES LLC