Integrated Camera Blade for Arthroscopic Visualization

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Solution Overview

Problem

Current endoscopic tissue release procedures lack full visualization of anatomic structures during minimally invasive surgery, requiring separate cameras and inefficient instrument designs.

Innovation Solution

Development of videoscopic arthroscopic systems with integrated camera sensors and blades that translate together, allowing for enhanced visualization and precise tissue cutting within joints or limbs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If a separate camera is inserted into the patient to provide visualization, then full visualization of anatomic structures is achieved, but device complexity and procedural efficiency deteriorate

Engineering Contradiction:
Improvevisualization of anatomic structuresVSAvoidseparate camera insertion
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent combines the camera sensor and blade into a single integrated instrument, eliminating the need for separate camera insertion. The camera sensor is positioned at the distal end of the blade holder, allowing simultaneous tissue cutting and visualization through one instrument, thus reducing procedural complexity while maintaining full visualization capability.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The integrated instrument serves multiple functions: the blade performs tissue cutting while the camera sensor provides visualization of anatomic structures. This multi-functional design eliminates the need for separate specialized instruments, improving procedural efficiency without sacrificing visualization quality.

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

2Ease of operation

If traditional arthroscopic instruments are used, then minimally invasive surgery is performed, but full visualization of the cutting area is not achieved

Engineering Contradiction:
Improveminimally invasive surgeryVSAvoidvisualization of cutting area
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The camera sensor is integrated directly into the blade holder at the distal end, positioning the visualization capability exactly where the cutting action occurs. This allows surgeons to perform minimally invasive surgery with full visualization of the cutting area through a single instrument, eliminating the compromise between invasiveness and visualization.

Inventive Principle:
Principle #5Merging (Combining)

3Measurement precision

If blade and camera sensor are integrated, then visualization and cutting precision improve, but instrument complexity increases

Engineering Contradiction:
Improvecutting precisionVSAvoidintegrated blade and camera sensor
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The camera sensor is nested within the blade holder structure, with the sensor positioned at the distal end inside the hollow cylindrical blade holder. This nested configuration allows the camera sensor to be integrated without significantly increasing the external dimensions or complexity of the instrument, while maintaining precise cutting capability through the blade.

Inventive Principle:
Principle #7Nested doll (Nesting)

Data Source

PatentUS20220346627A1Videoscopic arthroscopic instruments, devices, and systems and methods of use and assembly
Publication Date: 2022.11.03 RAFAEL MEDICAL DEVICES LLC
  • US20220346627A1 patent drawing
  • US20220346627A1 patent drawing
  • US20220346627A1 patent drawing

AI summary

Videoscopic arthroscopic instruments, devices, and systems are disclosed. The videoscopic arthroscopic system includes a release instrument including at least one camera sensor and a video unit. In addition, methods of assembling the release instruments are disclosed. Further, surgical methods for using the videoscopic arthroscopic instruments, devices, and systems for minimally invasive tissue release surgery to release tissue in a patient's joints or limbs are disclosed.