Reversible Stethoscope Connector Loop

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Solution Overview

Problem

Medical professionals face challenges in securely carrying stethoscopes due to their cumbersome design, which leads to frequent drops, collisions, and contamination risks, and existing solutions are either bulky, require special clothing, or have issues with durability and ease of use.

Innovation Solution

A reversibly connectable connector system for stethoscopes that forms a closed loop, allowing for adjustable and secure attachment without special clothing, preventing drops and contamination, and providing a surface for identification and tracking.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the stethoscope is carried draped over neck or shoulder, then it is easily accessible, but it shifts and slides due to unbalanced weight distribution

Engineering Contradiction:
ImproveAccessibility of stethoscopeVSAvoidPosition stability of stethoscope
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The connector is divided into two separate sections that can be independently attached to different parts of the stethoscope (e.g., one section on the tubing, another on the chest piece or headpiece). This segmentation allows flexible configuration to balance the weight distribution according to the specific stethoscope design and user needs, preventing shifting and sliding while maintaining accessibility.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If the stethoscope is left unsecured, then it is easily accessible, but it becomes a war mace inflicting damage on user's body and surrounding objects

Engineering Contradiction:
ImproveAccessibility of stethoscopeVSAvoidDamage risk from dangling chest piece
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The connector proactively prevents the harmful effect of the dangling chest piece by securing the stethoscope components together before they can swing or collide. By attaching one connector section to the tubing and another to the chest piece or headpiece, the system creates preliminary restraint that stops the chest piece from becoming a dangerous projectile during patient care activities.

Inventive Principle:
Principle #9Preliminary anti-action

3Reliability

If the stethoscope is secured to clothing with bulky holster, then it is protected from damage, but the holster may not secure well to scrub pants and other unbelted outfits

Engineering Contradiction:
ImproveProtection of stethoscope from damageVSAvoidCompatibility with different clothing types
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The connector system is designed to attach directly to the stethoscope itself rather than requiring attachment to clothing. The connector sections can be attached to various parts of the stethoscope (tubing, chest piece, headpiece) and work with any clothing type including scrub pants without belts, jackets, or special garments. This universal approach eliminates the clothing compatibility limitation while maintaining protection from damage.

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

4Adaptability or versatility

If magnetic plates are installed inside and outside of clothing to secure stethoscope, then it can be attached without special clothing, but the plates add bulk and weight to user's clothing

Engineering Contradiction:
ImproveAbility to secure on regular clothingVSAvoidWeight of magnetic plates on clothing
Core Design Contradiction:
Adaptability or versatilityVSWeight of moving object

Solution Approach 1:

The solution extracts the securing mechanism from the clothing and relocates it directly to the stethoscope. Instead of adding magnetic plates to the user's clothing, the connector sections are attached to the stethoscope components themselves (tubing, chest piece, or headpiece). This extraction eliminates the extra bulk and weight on the user's clothing while maintaining the ability to secure the stethoscope on regular clothing like scrubs.

Inventive Principle:
Principle #2Taking out (Extraction)

5Reliability

If foam tube clip is used to secure stethoscope, then it prevents wear and tear on tubing, but the resiliency of foam degrades over repeated use leading to unintended releases

Engineering Contradiction:
ImproveProtection of tubing from wearVSAvoidDurability of foam grip
Core Design Contradiction:
ReliabilityVSDuration of action of stationary object

Solution Approach 1:

The connector sections are designed as durable, replaceable components that can be easily replaced when worn. Rather than relying on foam that degrades over time, the connector uses robust materials that maintain their gripping ability. When the connector sections do wear, they can be replaced without replacing the entire stethoscope, providing a cost-effective solution that maintains reliability over the long term.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Data Source

PatentUS10182788B2Stethoscope securing device
Publication Date: 2019.01.22 DE LA FUENTE MARCUS
  • US10182788B2 patent drawing
  • US10182788B2 patent drawing
  • US10182788B2 patent drawing

AI summary

The present invention is a novel device that improves the user's ability to carry or store a stethoscope while it is not in use, thereby enhancing the security of the stethoscope by preventing and reducing falls and collisions. In one embodiment, a device comprises two reversibly connectable connector halves that can be attached at different points along the stethoscope, such that a stable closed loop can be formed when the two halves are in the connected position. The halves can be unconnected easily by the user when the stethoscope is desired to be used, but resists unintended or accidental disconnection. In another embodiment, the device also enhances the ability of a user to identify the stethoscope by providing a surface for tags, text, or images. In other embodiments, embedded electronics provide enhanced tracking and communication options.