Shoulder-Braced Chest Compression Retainer for Stable Transport

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Solution Overview

Problem

Existing automatic chest compression systems during patient transport are prone to instability due to elevation changes, hindering caregivers from performing other treatments and posing safety risks during ambulatory transport.

Innovation Solution

A patient care system with a chest compression system secured by a retainer, including a collar and shoulder brace, to stabilize the system on a patient transport apparatus, ensuring reliable chest compressions and allowing caregivers to focus on other treatments.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the patient support surface is elevated during ambulatory transport, then the patient can be transported safely, but the chest compression system becomes unstable and requires manual stabilization

Engineering Contradiction:
Improvepatient transport safetyVSAvoidchest compression system stability
Core Design Contradiction:
ReliabilityVSStability of the object's composition

Solution Approach 1:

The retainer system allows dynamic adjustment between locked and unlocked states, enabling the chest compression system to be securely fixed during transport while allowing easy repositioning when needed. The movable component enables the system to adapt to different transport conditions without compromising stability.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The retainer acts as an intermediary component between the chest compression system and the patient support surface, providing a mechanical connection that stabilizes the system during elevated transport while allowing controlled movement for adjustments.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Stability of the object's composition

If caregivers manually stabilize the chest compression system during transport, then system stability is maintained, but caregivers cannot perform other treatment modalities

Engineering Contradiction:
Improvechest compression system stabilityVSAvoidcaregiver treatment efficiency
Core Design Contradiction:
Stability of the object's compositionVSProductivity

Solution Approach 1:

The retainer system enables the chest compression system to stabilize itself without requiring continuous manual intervention. Once locked into position, the system maintains its own stability during transport, freeing caregivers to perform other treatment modalities simultaneously.

Inventive Principle:
Principle #25Self-service

3Reliability

If the chest compression system is secured firmly to the patient, then stable compressions are provided during transport, but the system complexity increases

Engineering Contradiction:
Improvechest compression stability during transportVSAvoidretainer system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The retainer system is divided into separate components including a locked position mechanism and a movable component, allowing independent functionality of each part. This segmentation enables the system to achieve firm securing without requiring a completely complex integrated design.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12508204B2Chest compression system retainer with shoulder brace for use with a patient transport apparatus
Publication Date: 2025.12.30 STRYKER CORP
  • US12508204B2 patent drawing
  • US12508204B2 patent drawing
  • US12508204B2 patent drawing

AI summary

A patient care system for treating a patient is provided. The patient care system includes a patient transport apparatus, a chest compression system configured to provide automatic chest compressions to a patient, and a retainer for securing the chest compression system to the patient. The patient transport apparatus includes a base, an intermediate frame arranged for movement relative to the base, and a patient support deck which defines a patient support surface. The chest compression system includes a driver having a driver body movably supporting a plunger, and a driver frame to support the driver adjacent to the chest of the patient. The retainer includes a collar releasably engageable with the chest compression system, and a brace including a shoulder support and a retainer frame. The shoulder support is arranged to abut a shoulder of the patient and to brace the chest compression system relative to the patient.