Adaptive Multi-Channel RF Ablation System for Enhanced Cardiac Arrhythmia Treatment
Legal Citation
Summary of the Inventive Concept
A next-generation multi-channel RF ablation system that dynamically adjusts control signal frequencies and amplitudes in real-time to optimize energy delivery, minimize intermodulation distortion, and enhance cardiac arrhythmia treatment outcomes.
Background and Problem Solved
The original patent disclosed a multi-channel RF ablation method and apparatus, but it had limitations in terms of energy delivery efficiency and intermodulation distortion. The new inventive concept addresses these limitations by introducing adaptive control signal frequency and amplitude adjustment, enabling real-time optimization of the ablation process.
Detailed Description of the Inventive Concept
The new inventive concept comprises a generator producing a common RF frequency and multiple control signals with distinct frequencies, a controller adjusting the amplitude of each control signal based on real-time monitoring of the ablation process, and a plurality of electrodes applying composite signals to cardiac tissue. The system can dynamically adjust control signal frequencies and amplitudes to optimize energy delivery, minimize intermodulation distortion, and enhance cardiac arrhythmia treatment outcomes. The system can also integrate sensors providing real-time feedback to the controller, enabling closed-loop optimization of the ablation process.
Novelty and Inventive Step
The new inventive concept's adaptive control signal frequency and amplitude adjustment, enabled by real-time monitoring of the ablation process, represents a significant departure from the original patent's fixed-frequency approach. This innovation enables the system to dynamically respond to changing ablation conditions, ensuring optimal energy delivery and minimizing intermodulation distortion.
Alternative Embodiments and Variations
Alternative embodiments of the inventive concept could include the use of machine learning algorithms to optimize control signal frequencies and amplitudes, integration with other cardiac arrhythmia treatment modalities, or application to other medical procedures requiring precise energy delivery.
Potential Commercial Applications and Market
The adaptive multi-channel RF ablation system has significant commercial potential in the cardiac arrhythmia treatment market, which is projected to grow significantly in the coming years. The system's enhanced energy delivery efficiency, reduced intermodulation distortion, and improved treatment outcomes make it an attractive solution for medical device manufacturers, hospitals, and clinicians seeking to provide cutting-edge cardiac arrhythmia treatments.
CPC Classifications
| Section | Class | Group |
|---|---|---|
| A | A61 | A61B18/1206 |
| A | A61 | A61B18/1492 |
| A | A61 | A61B2018/00351 |
| A | A61 | A61B2018/00577 |
| A | A61 | A61B2018/00702 |
| A | A61 | A61B2018/00732 |
| A | A61 | A61B2018/00767 |
| A | A61 | A61B2018/00791 |
| A | A61 | A61B2018/00827 |
| A | A61 | A61B2018/00875 |
| A | A61 | A61B2018/00892 |
| A | A61 | A61B2018/128 |
| A | A61 | A61B2018/1273 |
Section 103 Obviousness Analysis (PHOSITA)
Field of Art
Medical device technology, specifically radiofrequency (RF) ablation systems for cardiac tissue treatment, involving electrical engineering, medical device design, and signal processing techniques
Person of Ordinary Skill (PHOSITA) Profile
A biomedical engineer with expertise in RF energy delivery systems, signal modulation techniques, medical device control systems, and advanced cardiac intervention technologies, holding advanced degrees in biomedical engineering or electrical engineering with specialized knowledge in medical device design
Obviousness Rationale
A PHOSITA would recognize that the PTD's dynamic control signal frequency and amplitude adjustment represents a predictable engineering optimization of the source patent's multi-channel RF ablation approach. The proposed real-time monitoring and adaptive control mechanism is a logical extension of existing multi-channel ablation techniques, utilizing standard control system design principles and feedback mechanisms commonly employed in medical device engineering. The variations represent incremental improvements that would be obvious to a skilled practitioner seeking to enhance energy delivery precision in cardiac ablation procedures.
Obvious Combinations & Variations
Original Patent Information
| Patent Number | US 11,857,245 |
|---|---|
| Title | Multi-channel RF ablation |
| Assignee(s) | Biosense Webster (Israel) Ltd. |