Sequential Wavelength Light Therapy for Chronic Wound Healing
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Solution Overview
Problem
Existing light therapy apparatuses lack precise prescriptions for specific wavelengths and durations of light treatment for different wound types, requiring substantial experimentation and have limited applicability due to the need for multiple devices and unbalanced timing and dosage.
Innovation Solution
A treatment apparatus with a processor-controlled light source that emits a sequence of wavelength ranges during distinct periods, including UV, visible, and infrared light, tailored for disinfection and healing phases, optimizing radiant power and timing for diverse therapeutic effects.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If existing light therapy apparatuses use a single range of wavelengths, then the device complexity is reduced, but the adaptability to different wound types and treatment stages is limited
Solution Approach 1:
The patent divides the light source into multiple independent wavelength ranges (UV, visible, infrared) that can be selectively activated. Each wavelength range corresponds to specific treatment stages (disinfection, inflammation control, tissue regeneration), allowing the apparatus to adapt to different wound types and healing phases without requiring a completely different device for each condition.
Solution Approach 2:
The apparatus integrates multiple wavelength ranges into a single device, enabling it to perform multiple functions: disinfection (UV), inflammation control (visible light), and tissue regeneration (infrared). This multi-functional design eliminates the need for separate devices for different treatment stages while maintaining manageable complexity through centralized control.
2Reliability
If light therapy uses multiple wavelength ranges with different radiant powers and timing, then the treatment effectiveness is improved, but the ease of operation decreases due to programming requirements
Solution Approach 1:
The control system includes pre-programmed treatment protocols that define optimal wavelength sequences, radiant powers, and durations for different wound types and healing stages. These protocols are established in advance based on clinical guidelines, allowing users to select a protocol matching their specific wound condition without needing to program complex parameters manually. This ensures treatment effectiveness while maintaining ease of operation.
3Manufacturing precision
If light therapy provides unbalanced timing and dosage across wavelength ranges, then the device complexity is reduced, but the treatment precision deteriorates
Solution Approach 1:
The apparatus dynamically adjusts the radiant power and duration of each wavelength range based on the selected treatment protocol and real-time wound response. The control system independently regulates each light source module, enabling precise control over timing and dosage for UV, visible, and infrared wavelengths simultaneously. This dynamic control achieves high treatment precision while managing device complexity through integrated control architecture.
4Adaptability or versatility
If experimentation is required to determine optimal wavelength combinations and treatment times, then the adaptability to specific wound types is improved, but the loss of time increases
Solution Approach 1:
The control system incorporates evidence-based treatment protocols that automatically select optimal wavelength combinations, radiant powers, and durations based on the diagnosed wound type and healing stage. The system self-configures the treatment parameters without requiring manual experimentation by the user, thereby achieving high adaptability to specific wound types while eliminating time-consuming trial-and-error processes.
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 apparatus provides a user-friendly, effective treatment for chronic wounds by balancing wavelength ranges and radiant powers, enhancing disinfection, healing, and minimizing scarring, while addressing various skin layers and immune system regulation.
Implementation Method 1
a light source (106) arranged to emit light (108) towards the wound (102)
Data Source
AI summary
Disclosed is a treatment apparatus (100) for treatment of a wound (102). The treatment apparatus comprises: a processor (104) and a light source (106) arranged to emit light (108) towards the wound when in use. The processor is configured to control the light source to emit: during a first 5period (202) of time, a light comprising a first plurality of wavelength ranges, wherein at least one of the first plurality of wavelength ranges is a first disinfecting wavelength range of light having a first radiant power; and during a second period (204) of time, a light comprising a second plurality of wavelength ranges, wherein at least one of the second plurality of wavelength ranges is the first disinfecting range having the first radiant power or a second disinfecting wavelength range of light having a second radiant power.