Surgical Table Extension With Hinged Rails and Linear Leg

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Solution Overview

Problem

Conventional surgical table extensions are difficult to clamp onto surgical tables and adjusting their position is cumbersome, leading to inefficiencies in surgical procedures and increased workload for surgical personnel.

Innovation Solution

A surgical table extension with a leg having a base with casters, first and second rails extending from the leg, a hinge allowing movement of the rails about at least one axis, and clamps for securing the rails to the surgical table, enabling easy adjustment and positioning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional surgical table extensions are clamped onto surgical table rails, then the extension can support patient and equipment, but the clamping process is difficult and position adjustment is cumbersome

Engineering Contradiction:
Improvesupport capabilityVSAvoidclamping and positioning ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The leg is designed with linear bearings that enable dynamic, smooth linear movement relative to the base when rails are inclined. This dynamic mechanism allows the leg to passively adjust its position automatically, eliminating the need for manual adjustment and making the system easy to operate while maintaining reliable support capability

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The linear bearing mechanism enables the leg to self-adjust its position passively in response to rail inclination changes. The system automatically adapts to positioning requirements without requiring external intervention, thereby improving ease of operation while maintaining the reliability of patient and equipment support

Inventive Principle:
Principle #25Self-service

2Loss of time

If the position of surgical table extension is adjusted manually, then positioning can be achieved, but the process is time-consuming and reduces surgical efficiency

Engineering Contradiction:
Improveadjustment timeVSAvoidsurgical procedure efficiency
Core Design Contradiction:
Loss of timeVSProductivity

Solution Approach 1:

The dynamic linear bearing mechanism allows the leg to automatically and rapidly adjust its position in response to rail inclination, eliminating time-consuming manual adjustments. This reduces adjustment time and minimizes disruption to surgical workflow, thereby improving overall surgical procedure efficiency

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system's self-adjusting capability through passive linear movement eliminates the need for time-consuming manual positioning operations. The automatic adaptation to rail inclination reduces adjustment time and maintains continuous surgical workflow, improving productivity

Inventive Principle:
Principle #25Self-service

3Stability of the object's composition

If conventional extensions use fixed clamping mechanisms, then stability is maintained, but adaptability to different surgical table configurations is limited

Engineering Contradiction:
Improveextension stabilityVSAvoidadaptability to surgical table configurations
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The leg's ability to dynamically move linearly relative to the base provides adaptability to different surgical table configurations and rail inclinations. This dynamic adjustment capability maintains stable support and clamping across varying configurations, simultaneously improving both stability and adaptability

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes the positional parameter of the leg relative to the base through linear movement, enabling adaptation to different surgical table configurations. This parameter adjustment maintains stable clamping while increasing versatility across various surgical scenarios

Inventive Principle:
Principle #35Parameter changes

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

The solution allows for efficient and easy clamping and positioning of the surgical table extension, reducing procedural inefficiencies and improving the ease of use for surgical personnel.

Implementation Method 1

a hinge disposed on the leg, the hinge is configured to permit movement of the first and second rails about at least a first axis relative to the leg

Methodology Applied
Scientific EffectHinge mechanism: Hinge

Implementation Method 2

The leg can be connected to the base by one or more linear bearings. The one or more linear bearings can be configured to move the leg relative to the base in a direction towards the surgical table

Methodology Applied
Scientific EffectLinear bearing:

Implementation Method 3

a base, the base having a plurality of casters

Methodology Applied
Scientific EffectCaster wheel: Wheel

Implementation Method 4

a clamp configured to at least indirectly clamp the first and second rails to the surgical table

Methodology Applied
Scientific EffectClamping mechanism: Mechanical Fastener

Data Source

PatentUS20250120867A1Surgical table extension for use with a surgical table
Publication Date: 2025.04.17 CARE SURGICAL LTD
  • US20250120867A1 patent drawing
  • US20250120867A1 patent drawing
  • US20250120867A1 patent drawing

AI summary

A surgical table extension for use with a surgical table. The surgical table extension including: a leg including a base. The base having a plurality of casters; first and second rails extending from the leg; a hinge disposed on the leg, the hinge is configured to permit movement of the first and second rails about at least a first axis relative to the leg; and a clamp configured to at least indirectly clamp the first and second rails to the surgical table. Wherein the leg is linearly movable relative to the base to permit passive movement of the leg relative to the surgical table when the first and second rails are inclined relative to the base.