Patient Positioning Pad with Anti-Slip Support Strip

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Solution Overview

Problem

Current positioning systems for patients during surgical procedures lack effective means to securely hold patients in Trendelenburg, reverse Trendelenburg, or lateral tilt positions, leading to potential slippage and instability on surgical tables.

Innovation Solution

A positioning system comprising a pad body with straps and a support strip, made of medical-grade foam, featuring anti-slip tape and hook-and-loop fasteners, which secures patients to the table, preventing slippage by distributing weight and maintaining patient stability across various surgical positions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional positioning systems are used, then the setup is simple, but the patient stability is insufficient leading to slippage

Engineering Contradiction:
Improvepatient stabilityVSAvoidpositioning system structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The positioning system is divided into multiple functional components: a pad body for patient contact, multiple straps (first, second, third straps) for different body regions, and a support strip. Each component performs a specific function, allowing the system to achieve reliable patient stabilization through coordinated action of segmented elements rather than a single complex structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system adds dimensional complexity by incorporating straps that extend in multiple directions (first strap in first direction, second strap in second direction, third strap in third direction) and a support strip providing additional structural dimension. This multi-dimensional approach prevents slippage by constraining the patient in multiple planes simultaneously.

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

2Reliability

If straps and fasteners are added to improve security, then patient stability improves, but the device complexity increases

Engineering Contradiction:
Improvepatient securityVSAvoidnumber of components
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

Multiple functional elements are merged into a single integrated positioning system. The pad body, multiple straps, support strip, and fastening mechanisms are combined into one cohesive device that works together to secure the patient. This merging approach achieves reliable patient security without requiring multiple separate devices or complex assembly procedures.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The positioning system incorporates multi-functional elements: the pad body provides both patient comfort and positioning base, the straps serve both as anchors and as adjustable securing mechanisms, and the support strip provides both structural reinforcement and additional anchoring points. This multi-functionality reduces the need for separate specialized components.

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

3Reliability

If anti-slip features are incorporated, then slippage resistance improves, but the manufacturing complexity increases

Engineering Contradiction:
Improveslippage resistanceVSAvoidproduction complexity
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

Anti-slip features are applied locally to specific areas where slippage is most likely to occur, such as the pad body surface and strap contact points with the patient. Rather than making the entire system complex, the anti-slip treatment is concentrated in critical zones, maintaining ease of manufacture while effectively preventing slippage at key interfaces.

Inventive Principle:
Principle #3Local quality

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 system effectively secures patients across different surgical positions, minimizing slippage and ensuring patient stability, even during Trendelenburg, reverse Trendelenburg, or lateral tilt, thus enhancing safety and procedural efficiency.

Implementation Method 1

anti-slip tape

Methodology Applied
Scientific EffectFriction: Friction

Implementation Method 2

hook-and-loop fasteners

Methodology Applied
Scientific EffectMechanical Fastener: Mechanical Fastener

Implementation Method 3

medical-grade foam

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS11701281B2Surgical positioning system
Publication Date: 2023.07.18 MEAH MAAZ
  • US11701281B2 patent drawing
  • US11701281B2 patent drawing
  • US11701281B2 patent drawing

AI summary

A positioning system for securing a patient relative to a surgical table is provided. The system may include a pad body, a plurality of pad straps and a plurality of body straps. The pad body may include an upper body portion, a lower body portion with first and second lower body extensions, and first and second arm extensions corresponding to the respective first and second lower body extensions. The plurality of pad straps may be configured to be positioned through at least one of the upper body and lower body portions. The plurality of body straps and the plurality of pad straps may be configured to engage each other. The system may include a support strip to increase friction and resist movement relative to the surgical table. A method of a positioning system is also provided.