Divergent Screw Bone Fixation Plate for Structural Integrity

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Solution Overview

Problem

Existing bone fracture fixation systems lack sufficient initial structural integrity and often lead to slow patient recovery due to inadequate design and loosening of components over time.

Innovation Solution

A multi-faceted bone fixation system comprising a plate and rod portion with screws placed at divergent angles to maximize embedded depth in dense bone areas, providing a rigid hold and strategic placement for enhanced structural load resistance and rapid recovery.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If traditional bone fixation devices (plates, rods, single-function prosthetics) are used, then the device complexity is low and ease of manufacture is good, but the initial structural integrity is insufficient and patient recovery is slow

Engineering Contradiction:
Improveinitial structural integrityVSAvoidfixation system complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The fixation system is divided into multiple functional segments: a bone support plate with multiple attachment points, structural rods, and multiple screws positioned at divergent angles. This segmentation allows each component to contribute specific structural support while collectively achieving high initial structural integrity that surpasses single-function devices.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent combines multiple fixation components (plates, rods, screws) into a unified multi-faceted system. The plate portion integrates with rod portions and screw attachments to create a composite structure that provides superior initial structural integrity compared to any single component used alone.

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If simple bone support plates and structural rods are used, then the device complexity is low, but the structural load resistance is insufficient and component loosening occurs over time

Engineering Contradiction:
Improveresistance to loosening and free playVSAvoidfixation system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

Screws are positioned at divergent angles to maximize embedded depth in dense bone areas, with each screw optimized for its specific local environment. This local optimization ensures maximum structural load resistance and minimizes loosening at each attachment point, thereby improving overall system reliability.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The screws are arranged in three-dimensional space at divergent angles rather than in a single plane, creating a multi-dimensional fixation pattern. This spatial arrangement increases structural load resistance and prevents loosening by distributing forces across multiple dimensions.

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

3Duration of action of stationary object

If existing fixation systems are used, then the ease of operation is good, but the structural integrity deteriorates over time leading to slow patient recovery

Engineering Contradiction:
Improveduration of structural integrityVSAvoidease of fixation installation
Core Design Contradiction:
Duration of action of stationary objectVSEase of operation

Solution Approach 1:

The plate and rod components are pre-configured with multiple attachment points and screw holes during manufacturing. This preliminary preparation allows for rapid installation while ensuring long-term structural integrity, as the components are designed to be installed in a specific sequence that optimizes both ease of operation and lasting strength.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS8182485B1Fracture fixation system
Publication Date: 2012.05.22 TOBY ORTHOPAEDICS INC
  • US8182485B1 patent drawing
  • US8182485B1 patent drawing
  • US8182485B1 patent drawing

AI summary

A bone fracture fixation system configured towards the treatment of a variety of different human bone fractures. The fracture fixation system including a plate portion configured to abut bone structure and having a plurality of threaded apertures designed to matingly receive a plurality of screws therein. The bone fracture fixation system will also include at least one scaffold building screw configured to extend through the plate portion and into the bone structure. The scaffold building screw will be configured to include any of a number of different configurations of bracing pegs and/or bracing screws therein to provide substantial structural integrity to the system.