Surgical Sponge Strip with Demarcations for Counting

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Solution Overview

Problem

Surgical sponges are challenging to track accurately during medical procedures, leading to potential retention within patients and increased risk of infections, as existing counting methods are cumbersome and prone to errors.

Innovation Solution

An elongated flexible strip of material with attached surgical sponges, featuring demarcations or alphanumeric identifiers, allows for easy detachment and counting, using fasteners or integrally formed design, enabling rapid determination of used sponges without requiring instruments, and potentially incorporating RFID for precise tracking.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If traditional counting methods are used to track surgical sponges, then the counting process can be performed, but it is cumbersome and prone to errors

Engineering Contradiction:
Improvesponge counting accuracyVSAvoidcounting procedure complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The surgical sponge package is segmented into individual sponges arranged in rows, with each sponge being individually accessible. This segmentation allows for easy counting and tracking of each sponge without requiring complex manual counting procedures, directly resolving the contradiction between counting accuracy and procedure complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The package structure serves as an intermediary between the sponges and the counting process. By designing the package with visible rows and individual sponge accessibility, the system mediates the counting task, making it simple and accurate without requiring additional tools or complex procedures.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If surgical sponges are packed in bodily cavities, then the sponges can be positioned for surgical use, but they become difficult to locate and extract when saturated

Engineering Contradiction:
Improvesponge extraction easeVSAvoidsponge location information
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The surgical sponges are provided in distinct colors within the package. This color coding allows medical personnel to easily distinguish and locate specific sponges both within the package and after they have been placed in bodily cavities, resolving the contradiction between ease of extraction and loss of location information.

Inventive Principle:
Principle #32Color changes

3Quantity of substance

If multiple surgical sponges are used during a procedure, then the surgical needs can be met, but tracking the number of sponges used becomes challenging

Engineering Contradiction:
Improvenumber of sponges availableVSAvoidsponge usage tracking accuracy
Core Design Contradiction:
Quantity of substanceVSMeasurement precision

Solution Approach 1:

The package contains multiple sponges arranged in distinct rows, allowing for easy visualization and counting of the total number of sponges available and used. This segmented arrangement enables accurate tracking of sponge quantity without requiring complex tracking systems.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Sponges of different colors are included in the package, enabling medical personnel to easily distinguish and count individual sponges. This color differentiation simplifies the tracking of sponge usage and ensures accurate accounting of the number of sponges used during the procedure.

Inventive Principle:
Principle #32Color changes

4Reliability

If retained sponges occur, then additional surgical procedures are required, but this increases patient risk and recovery time

Engineering Contradiction:
Improvepatient safetyVSAvoidsponge tracking system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The use of distinctly colored sponges provides a simple yet effective visual tracking system that enhances patient safety by making it easy to account for all sponges. This color-coding system improves reliability without adding complexity, as it uses the inherent visual properties of the sponges themselves rather than requiring additional tracking devices or procedures.

Inventive Principle:
Principle #32Color changes

Data Source

PatentUS9872732B2Surgical sponge distribution systems and methods
Publication Date: 2018.01.23 COVIDIEN LP
  • US9872732B2 patent drawing
  • US9872732B2 patent drawing
  • US9872732B2 patent drawing

AI summary

A surgical sponge dispensing system facilitates the accurate counting of surgical sponges used in a medical procedure. An elongated flexible strip of material carries a plurality of surgical sponges, each attached to the elongated flexible strip of material at a respective fixed location. Demarcations on the elongated flexible strip of material can provide an accurate and reliable indication of the number of surgical sponges detached from the elongated flexible strip of material. Additionally, each of the plurality of surgical sponges and the corresponding attachment location of the sponge to the elongated flexible strip of material may carry a unique alphanumeric identifier. Reconciling the alphanumeric identifiers at locations on the elongated flexible strip of material during a medical procedure can provide an accurate and reliable count of the number of surgical sponges used during the procedure.