Arced Clamp Ring With Guide Channels For Surgical Tool Positioning

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Solution Overview

Problem

Conventional clamp holders in surgical procedures are inconvenient to sterilize and difficult to adjust, as they require tools to lock clamps and can restrict the positioning of clamps during surgery.

Innovation Solution

A clamp ring with a generally arced portion featuring guide channels and reliefs on both interior and exterior surfaces, allowing clamps to continuously slide and adjust their position along the ring's curved and straight tracks, enabling simultaneous sliding on both sides.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional clamp holders with straight sections are used, then clamps can be locked to holders, but tools are required to lock the clamps which makes sterilization inconvenient

Engineering Contradiction:
Improveclamp locking reliabilityVSAvoidsterilization convenience
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The invention extracts the locking mechanism from the clamp holder system by allowing clamps to self-lock through friction engagement with the arced portion, eliminating the need for separate locking tools and simplifying sterilization procedures

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The clamp holder enables self-service operation where the clamp automatically locks into position through friction engagement with the arced portion and guide channels, without requiring external tools or additional locking steps

Inventive Principle:
Principle #25Self-service

2Manufacturing precision

If conventional clamp holders with straight sections are used, then clamps can be positioned, but adjustment of clamp position is difficult

Engineering Contradiction:
Improveclamp positioning accuracyVSAvoidposition adjustment ease
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The invention transforms the static clamp holder into a dynamic system where the arced portion and guide channels enable continuous adjustment of clamp position along the arc, allowing easy repositioning while maintaining precise positioning through friction engagement

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The invention introduces a curved/arced dimension to the previously straight clamp holder, allowing clamps to be positioned not only at fixed points but continuously along the arced path, adding positional flexibility in a new dimensional space

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

3Reliability

If conventional clamp holders are used, then clamps can be held, but the structure is complex requiring multiple components

Engineering Contradiction:
Improveclamp holding capabilityVSAvoidholder structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The invention merges multiple functions into the arced portion structure, which simultaneously provides guide channels for positioning, friction surfaces for locking, and geometric constraints for stability, eliminating the need for separate locking mechanisms and guide structures

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS9433406B2Clamp ring
Publication Date: 2016.09.06 BIOMET MFG LLC
  • US9433406B2 patent drawing
  • US9433406B2 patent drawing
  • US9433406B2 patent drawing

AI summary

A clamp ring includes a generally arced portion. The generally arced portion has a top half and a bottom half each having a guide channel formed therein, the top half and the bottom half each have an exterior portion and an interior portion defining boundaries of the guide channels. The interior portions together have a partially circular cross section with a number of interior reliefs formed therein and the exterior portions together have a partially circular cross section with a number of exterior reliefs formed therein that is greater than zero and equal to or greater than the number of interior reliefs formed in the interior portions.