Nested Strap Fastening Clip for Medical Imaging

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Solution Overview

Problem

Existing strap-fastening systems for medical imaging examinations are not sufficiently secure or comfortable for patients and can cause hindrance, with a need for a more compact and protected arrangement of safety straps.

Innovation Solution

A strap-fastening apparatus with a fastening rail and clip system where the clip is arranged within the rail, providing high stability and protection, and includes a U-shaped base element and actuation mechanism for easy operation by medical staff, ensuring secure fastening without protrusion and minimizing patient discomfort.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the strap-fastening element is arranged outside the fastening rail, then the fastening operation is easier, but the patient comfort deteriorates due to hindrance and the arrangement becomes less protected

Engineering Contradiction:
Improvefastening operationVSAvoidpatient hindrance
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The fastening clip is arranged within the fastening rail, with the strap-fastening element positioned inside the rail structure. This nesting arrangement protects the strap-fastening element while minimizing patient hindrance, as the element is concealed within the rail rather than protruding outward.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Object-affected harmful factors

If the fastening clip is arranged within the fastening rail, then patient comfort improves by reducing hindrance, but the ease of operation deteriorates due to reduced accessibility

Engineering Contradiction:
Improvepatient hindranceVSAvoidfastening operation
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The fastening clip is divided into distinct functional segments: the base element that engages with the rail, the strap-fastening element for securing the strap, and the actuation element for release. This segmentation allows the strap-fastening element to be positioned inside the rail for patient comfort while the actuation element extends outward for easy operation by medical staff.

Inventive Principle:
Principle #1Segmentation

3Reliability

If additional components are added to enable fastening of the clip to the rail, then the fastening reliability improves, but the device complexity increases

Engineering Contradiction:
Improvefastening reliabilityVSAvoidapparatus complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The base element of the fastening clip combines multiple functions: it provides structural support, enables engagement with the fastening rail through corresponding geometric features, and positions the strap-fastening element correctly. This merging of functions into a single integrated component achieves reliable fastening without adding separate complex mechanisms.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS10349866B2Strap-fastening apparatus and patient support apparatus with a strap-fastening apparatus
Publication Date: 2019.07.16 SIEMENS HEALTHINEERS AG
  • US10349866B2 patent drawing
  • US10349866B2 patent drawing
  • US10349866B2 patent drawing

AI summary

A strap-fastening apparatus for fastening safety straps is provided, wherein the strap-fastening apparatus has at least one fastening rail and at least one fastening clip. The at least one fastening clip has a strap-fastening element and the strap-fastening element, in a state of the at least one fastening clip arranged with the at least one fastening rail, is arranged within the at least one fastening rail.