Medical Camera Head Segmented Imaging Board for Compact Design

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Solution Overview

Problem

Existing medical camera heads face challenges in reducing size while maintaining high-definition imaging capabilities, as the increased amount of image signals requires wider and more numerous wiring patterns, leading to increased dimensions.

Innovation Solution

A medical camera head design featuring an imaging board with multiple flexible portions connected to the imaging element mounting section in different directions, allowing for distributed wiring patterns and a layered structure that reduces the overall size by minimizing the planar dimensions of the imaging element mounting section.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If high-definition imaging is implemented, then image quality is improved, but the amount of image signals increases requiring wider and more numerous wiring patterns which increases camera head dimension

Engineering Contradiction:
Improveimage qualityVSAvoidcamera head dimension
Core Design Contradiction:
Measurement precisionVSLength of stationary object

Solution Approach 1:

The imaging board is divided into multiple rigid portions (first rigid portion with imaging element mounting section, second rigid portion with connection section) connected by flexible portions. This segmentation allows the wiring patterns to be distributed across multiple segments rather than concentrated in a single large board, enabling high-definition imaging while maintaining compact camera head dimensions.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent transitions from a planar flexible board layout to a three-dimensional structure with multiple rigid portions connected by flexible portions. This dimensional change allows wiring patterns to be arranged in different spatial orientations and layers, reducing the planar footprint while accommodating increased signal requirements for high-definition imaging.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Quantity of substance

If the number and width of wiring patterns are increased for high-definition imaging, then image signal transmission capability is improved, but the flexible board width must be increased which increases camera head dimension

Engineering Contradiction:
Improvewiring patterns quantity and widthVSAvoidflexible board area
Core Design Contradiction:
Quantity of substanceVSArea of stationary object

Solution Approach 1:

The wiring patterns are segmented across multiple rigid portions connected by flexible portions. This allows the total quantity and width of wiring patterns to be distributed across several smaller board sections rather than requiring a single large flexible board, thereby maintaining compact camera head dimensions while supporting high-definition imaging signal transmission.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The flexible portions connect the rigid portions in a nested configuration, allowing wiring patterns to be arranged in multiple layers and orientations. This nesting approach enables increased wiring capacity without proportionally increasing the overall board area, as wiring can be stacked and routed through three-dimensional space rather than requiring proportional planar expansion.

Inventive Principle:
Principle #7Nested doll (Nesting)

Data Source

PatentUS10980408B2Medical camera head and medical camera apparatus
Publication Date: 2021.04.20 SONY OLYMPUS MEDICAL SOLUTIONS
  • US10980408B2 patent drawing
  • US10980408B2 patent drawing
  • US10980408B2 patent drawing

AI summary

There is provided a medical camera head including an imaging board integrally including an imaging element mounting section where an imaging element is mounted, a plurality of first flexible portions whose one ends connected to the imaging element mounting section are led out of the imaging element mounting section in different directions, and a connection section connected to the other end sides of the plurality of first flexible portions.