Optical Probe Integrating Surface and Tomography Imaging

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Solution Overview

Problem

Commercial dermoscopy cannot detect deep skin structures, while common optical coherence tomography (OCT) systems fail to capture surface images, resulting in incomplete assessments for anti-aging treatments.

Innovation Solution

An optical probe combining a surface imaging module with a telecentric lens, optical mirror, lens assembly, and light source for surface imaging, and a tomography capturing module with a scanner and collimator for deep imaging, sharing a telecentric lens and optical mirror to capture both surface and tomography images simultaneously.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If commercial dermoscopy is used to detect skin surface, then surface image quality is improved, but deep structure detection capability deteriorates

Engineering Contradiction:
Improvesurface image qualityVSAvoiddetection depth range
Core Design Contradiction:
Measurement precisionVSAdaptability or versatility

Solution Approach 1:

The patent combines surface imaging module and tomography imaging module into a single integrated optical probe. The surface imaging module captures high-resolution surface images while the tomography imaging module captures deep tissue structures, allowing both functions to operate simultaneously through integrated optical paths and signal processing.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The optical probe is designed with multi-functionality to perform both surface imaging and deep tissue tomography imaging using a single device. The system can switch between or simultaneously execute surface imaging mode and tomography imaging mode, making the device adaptable to multiple detection requirements without needing separate instruments.

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

2Measurement precision

If common OCT imaging system is used to detect deep structures, then deep structure detection capability is improved, but surface image capture capability deteriorates

Engineering Contradiction:
Improvedeep structure detection accuracyVSAvoidsurface imaging capability
Core Design Contradiction:
Measurement precisionVSAdaptability or versatility

Solution Approach 1:

The patent merges the capabilities of surface imaging and deep tissue tomography imaging into one unified optical probe. The device incorporates both surface imaging optical paths and tomography imaging optical paths, enabling simultaneous or alternating operation to capture comprehensive skin information from surface to deep structures.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The optical probe achieves universality by integrating multiple imaging functions into a single device. It can perform surface imaging for epidermal features and tomography imaging for dermal structures, providing a comprehensive assessment tool that eliminates the need for separate surface imaging and deep structure imaging devices.

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

3Measurement precision

If separate surface imaging and tomography imaging systems are used, then imaging quality for each function is improved, but device complexity and detection time increase

Engineering Contradiction:
Improveimaging qualityVSAvoidsystem integration complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent integrates surface imaging and tomography imaging functions into a single optical probe with unified optical paths, signal processing circuits, and control systems. This merging approach maintains high imaging quality for both functions while reducing the complexity that would arise from operating two separate systems and simplifying the overall detection workflow.

Inventive Principle:
Principle #5Merging (Combining)

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

Enables comprehensive detection of both skin surface and deep tissue structures, facilitating more accurate anti-aging treatment evaluations by integrating surface and tomography imaging in a single probe.

Implementation Method 1

the surface imaging module includes a telecentric lens, a first optical mirror, a lens assembly, an imaging sensor

Methodology Applied
Scientific EffectLens focusing: Lens

Implementation Method 2

the first detecting light passes via a first optical path from the light source to the imaging sensor through the biological tissue, the telecentric lens, the first optical mirror, and the lens assembly in sequence

Methodology Applied
Scientific EffectLight reflection: Reflection

Implementation Method 3

the tomography capturing module includes the telecentric lens, the first optical mirror, a scanner, and a first collimator

Methodology Applied
Scientific EffectLight collimation:

Data Source

PatentUS11026581B2Optical probe for detecting biological tissue
Publication Date: 2021.06.08 IND TECH RES INST
  • US11026581B2 patent drawing
  • US11026581B2 patent drawing
  • US11026581B2 patent drawing

AI summary

An optical probe for detecting a biological tissue includes a surface imaging module and a tomography capturing module. The surface imaging module captures and creates a surface image of the biological tissue, and at least includes a light source emitting a first detecting light. The tomography capturing module captures a tomography image of the biological tissue and receives a second detecting light. The first detecting light passes via a first optical path from the light source to an imaging sensor through the biological tissue, a telecentric lens, a first optical mirror, and a lens assembly in sequence. The second detecting light passes via a second optical path from a first collimator to the first collimator through a scanner, the first optical mirror, the telecentric lens, the biological tissue, the telecentric lens, the first optical mirror, the scanner, and the first collimator in sequence.