RF Cellulite Handpiece with Guidance Track
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Solution Overview
Problem
Current treatments for cellulite, such as liposuction and subcision, are invasive, time-consuming, and often result in temporary or mixed effects with potential side effects, failing to provide a sustained aesthetic improvement without causing further skin irregularities.
Innovation Solution
A minimally invasive device and method using a handpiece with a guidance track to precisely cut fibrous septae in the subdermal fat layer, allowing for controlled subcutaneous dissection and anesthetic delivery, accompanied by the deployment of a fibrous mesh to enhance wound healing and tissue reorganization.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional liposuction and subcision methods are used to treat cellulite, then adipose tissue can be removed or fibrous septae can be disrupted, but the procedures are invasive, time-consuming, and often result in temporary or mixed effects with potential side effects
Solution Approach 1:
The patent replaces traditional mechanical liposuction and subcision instruments with an RF (radiofrequency) energy-based system. The RF electrode delivers controlled thermal energy to selectively heat and disrupt fibrous septae and adipose tissue through non-mechanical means, thereby reducing invasiveness while maintaining treatment efficacy for sustained aesthetic improvement
Solution Approach 2:
The patent utilizes RF energy parameter control (frequency, power, duration) to precisely regulate tissue heating and disruption. By adjusting these parameters, the system achieves controlled thermal effects on fibrous septae and adipose tissue, providing sustained aesthetic improvement while minimizing damage to surrounding structures and reducing procedure invasiveness
2Manufacturing precision
If traditional subcision methods are used to cut fibrous septae, then the procedure can be completed without special guidance mechanisms, but the cutting path and depth are difficult to control precisely
Solution Approach 1:
The patent replaces mechanical guidance and positioning systems with image-guidance technology that uses imaging (such as ultrasound or other visualization methods) to track and control the RF electrode's position and cutting path in real-time, achieving precise depth and path control without complex mechanical guidance mechanisms
Solution Approach 2:
The patent introduces an image-guidance system as an intermediary between the operator and the RF electrode. This intermediary provides real-time visualization and feedback, enabling precise control of the cutting path and depth through software-based navigation rather than complex mechanical guidance structures
3Productivity
If extensive manual dissection is performed to treat large areas of cellulite, then comprehensive treatment can be achieved, but the procedure becomes extremely time-consuming
Solution Approach 1:
The patent replaces time-consuming manual dissection with automated RF energy delivery through a computer-controlled system that can rapidly treat large surface areas. The RF electrode can be moved systematically across treatment zones with precise control, dramatically increasing productivity while reducing overall procedure time compared to manual methods
Solution Approach 2:
The patent enables continuous treatment of large areas by maintaining uninterrupted RF energy delivery across the treatment zone. The system can continuously move the electrode or apply energy in overlapping passes without the interruptions inherent in manual dissection, thereby increasing productivity and reducing procedure duration
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 solution provides a controlled, less traumatic means for treating cellulite, offering a sustained aesthetic result with reduced side effects and increased efficacy, applicable not only to cellulite but also for hyperhidrosis, acne scars, and wrinkles, while being less invasive and more efficient than existing methods.
Implementation Method 1
The tool may be an RF cutting device, and creating the surgical lesion includes cutting the fibrous septae with the RF cutting device
Data Source
Figure 1A~1C
Figure 2A~2B
Figure 3A
AI summary
A dermatological skin treatment device is provided. The device comprises a handpiece and a cutting tool, wherein the tool is inserted through the conduit and percutaneously inserted into a tissue disposed within a recessed area of the handpiece. The device and method cut the fibrous structures under the skin that cause cellulite at an angle substantially parallel to the surface of the skin and replace these structures with a non-cellulite forming structure by deploying a highly fibrous mesh through a single needle hole to create a highly fibrous layer directly or through wound healing processes.