RF Energy Generator With Adjustable Electrode Gaps for Depth Control

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Solution Overview

Problem

Conventional bipolar RF energy generators have a fixed gap between electrodes, limiting the penetration depth of RF energy and the type of procedures that can be performed, and require a single handpiece for wide treatment areas, leading to inefficiency and inconvenience.

Innovation Solution

An RF energy generator with adjustable electrode gaps controlled by a rotation unit, allowing multiple handpieces to be connected and operated simultaneously, enabling variable penetration depths and wider treatment areas.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the gap between electrodes is fixed in conventional bipolar RF energy generators, then the structure is simple and easy to manufacture, but the penetration depth of RF energy cannot be adjusted, limiting the types of procedures that can be performed

Engineering Contradiction:
Improvepenetration depth controlVSAvoidelectrode gap adjustment mechanism
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies the dynamics principle by transforming the fixed electrode gap structure into an adjustable one. The electrode gap control unit enables dynamic modification of the gap between electrodes, allowing the penetration depth of RF energy to be adjusted according to different treatment requirements. This dynamic adjustment capability resolves the contradiction by providing versatility without requiring multiple separate devices.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent implements parameter changes by modifying the physical parameter of electrode gap distance. By changing this parameter, the penetration depth of RF energy is controlled. The electrode gap control unit facilitates this parameter change, enabling the same device to perform different procedures by simply adjusting the gap, thus improving adaptability without proportionally increasing device complexity.

Inventive Principle:
Principle #35Parameter changes

2Productivity

If a single handpiece is used for wide treatment areas such as abdomen, thighs, or upper arms, then the device structure is simple, but the procedure time is long and operator convenience is reduced

Engineering Contradiction:
Improvetreatment efficiencyVSAvoidnumber of handpieces
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent applies segmentation by dividing the treatment system into multiple independent handpieces that can be connected simultaneously. Each handpiece can treat a specific area, and when multiple handpieces are used together for wide treatment areas like the abdomen or thighs, the overall treatment efficiency increases significantly, resolving the productivity issue without requiring an excessively complex single-device solution.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent implements universality by designing handpieces with universal connectivity and control. Multiple handpieces can be connected to the control unit and operated simultaneously or independently, allowing the system to adapt to various treatment areas and requirements. This multi-functionality approach enables efficient treatment of wide areas while maintaining reasonable device complexity through standardized interfaces and control mechanisms.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Adaptability or versatility

If the electrode gap is fixed, then the device is easy to operate, but the procedure type is constant and cannot be customized according to patient's skin condition

Engineering Contradiction:
Improveprocedure type variationVSAvoidgap adjustment operation
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent applies self-service by providing automated control of the electrode gap through the electrode gap control unit. The system can automatically adjust the gap based on pre-set parameters or real-time feedback, reducing the manual adjustment burden on the operator. This automation maintains ease of operation while enabling procedure type variation, as the control unit manages the complexity of adjustments.

Inventive Principle:
Principle #25Self-service

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The generator achieves diverse procedural effects by adjusting electrode gaps, increasing treatment range and efficiency, and reducing procedural time and discomfort.

Implementation Method 1

RF current generates deep heat in the tissue within the skin while flowing along the skin tissue

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Implementation Method 2

an electrode rotation unit that rotates the tilted electrode unit, wherein the electrode rotation unit rotates the tilted electrode unit to adjust the gap at one end side of the electrode units in contact with the skin

Methodology Applied
Scientific EffectElectromagnetic induction: Electromagnetic Induction

Data Source

PatentUS20250319319A1RF energy generator capable of controlling penetration depth of energy
Publication Date: 2025.10.16 DAEYANG MEDICAL
  • US20250319319A1 patent drawing
  • US20250319319A1 patent drawing
  • US20250319319A1 patent drawing

AI summary

Proposed is an RF energy generator capable of controlling the penetration depth of energy according to the present disclosure that includes a handpiece casing unit, a plurality of electrode units located to be spaced apart from one side of the handpiece casing unit and in contact with the skin to transmit RF energy to the skin, and an electrode gap control unit that controls the penetration depth of RF energy transmitted to the skin by adjusting the gap of the plurality of the electrode units, and that controls the penetration depth of RF energy by adjusting the gap between electrodes, enabling RF energy to penetrate the tissue in the skin over a wide range during the procedure, thereby increasing the range of the procedure and achieving more diverse procedure effects.