Ball-Joint RF Electrode Cartridge for Stable Skin Contact
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Solution Overview
Problem
Existing RF electrode handpieces for skin beauty care treatments face issues such as prolonged procedure times due to frequent manual checks for contact, potential skin burns from accidental disengagement, operator discomfort, and joint strain from excessive force application.
Innovation Solution
An RF electrode cartridge with a tiltable RF electrode body connected via a ball joint, allowing 360-degree movement, integrated cooling system, and vibration motor for improved skin contact and safety, along with a detachable design for ease of use.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the operator frequently checks whether the RF electrode is brought into close contact with the skin during the procedure, then the safety of the treatment is improved, but the treatment time increases and operator productivity decreases
Solution Approach 1:
The patent implements a feedback mechanism through a sensor that detects whether the RF electrode is in close contact with the skin and provides real-time feedback to the operator. This eliminates the need for frequent manual checks while maintaining safety, as the system automatically monitors and alerts the operator if contact is lost, thereby resolving the contradiction between safety and treatment time efficiency
Solution Approach 2:
The system performs self-monitoring of electrode-skin contact through integrated sensors and control circuits that automatically detect contact status without requiring operator intervention. This self-service capability maintains safety while allowing the operator to continue the treatment procedure without interruption, thus improving productivity
2Reliability
If the operator applies a lot of force to bring the entire surface of the RF electrode into close contact with the skin, then the contact reliability is improved, but the operator experiences joint strain and discomfort
Solution Approach 1:
The patent introduces a dynamic adjustment mechanism that allows the RF electrode to automatically adapt its position and contact pressure in response to skin contours and operator input. This dynamic system maintains reliable contact without requiring the operator to apply excessive force, as the mechanism adjusts in real-time to optimize contact while minimizing physical strain on the operator
Solution Approach 2:
The patent employs an intermediary mechanism (such as a compliant mounting structure or force-distributing interface) between the operator's hand and the RF electrode. This intermediary allows the operator to apply minimal force while still achieving reliable skin contact through the mechanical advantage or compliance provided by the intermediary structure, thereby reducing joint strain and improving operator comfort
3Ease of operation
If the RF electrode is not brought into close contact with the skin during the procedure, then the operator convenience is improved, but the skin tissue may be damaged by heat or burned
Solution Approach 1:
The system continuously monitors electrode-skin contact status through integrated sensors and provides immediate feedback to the operator. If contact is lost or insufficient, the system alerts the operator through visual, auditory, or haptic signals, preventing RF energy application without proper skin contact and thereby eliminating the burn risk while maintaining operator convenience through automated monitoring
Solution Approach 2:
The patent implements a preliminary protective measure where the system prevents RF energy activation unless proper skin contact is detected. This preliminary anti-action (safety interlock) blocks harmful RF energy application before it can occur, ensuring that the electrode is properly contacted with skin before treatment begins, thus preventing burns while allowing operator convenience during the procedure
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
Enhances procedural safety by maintaining consistent skin contact, reduces operator fatigue, and improves patient comfort by preventing burns and discomfort, while ensuring efficient treatment outcomes.
Implementation Method 1
a ball joint part connecting the first casing part and the second casing part, thereby allowing the first casing part to be freely tilted for all ranges of 360 angle degrees within a radius of the first casing part
Implementation Method 2
an RF electrode body positioned on one surface of the cartridge casing and being brought into contact with skin to apply RF energy inside the skin
Data Source
AI summary
Proposed is an RF electrode cartridge for skin beauty care treatment and a handpiece for skin beauty care treatment provided with the same. While being freely tilted for all ranges of 360 angle degrees around a ball joint part 140 within a radius thereof, the RF electrode body 120 moves in a state of being brought into close contact with the skin during the procedure, thereby preventing an accident that may occur while the RF electrode body 120 is spaced apart from the skin and in which damage to the skin tissue or burns to the skin may be caused. Accordingly, the present disclosure may greatly improve safety during a procedure.