Interchangeable Posterior Brace Panels for TLSO-CTLSO Conversion

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Solution Overview

Problem

Conventional TLSO orthopedic braces require multiple donning processes to switch between providing neck immobilization and allowing neck movement, which is painful and time-consuming for patients.

Innovation Solution

An orthopedic brace with an interchangeable extension panel system that allows conversion between TLSO and CTLSO functions without re-donning, featuring a posterior bracing system with layered components and interchangeable extension panels that include locking slots, strap guides, and a stabilization slot, enabling seamless adaptation to provide upper back and neck support.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a conventional TLSO brace is used to provide spinal support, then the lower back and mid-back regions are stabilized, but the neck cannot be immobilized when needed

Engineering Contradiction:
Improvefunctional adaptabilityVSAvoidbrace configuration complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The brace is divided into modular components: a base TLSO structure and detachable extension panels. The extension panels can be attached or removed to convert the brace between TLSO and CTLSO configurations, allowing functional adaptation without requiring a completely different brace device.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The single brace device is designed to perform multiple functions by incorporating interchangeable extension panels. The same base brace can function as either a TLSO (when panels are removed) or a CTLSO (when panels are attached), eliminating the need for separate braces for different clinical needs.

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

2Adaptability or versatility

If a different orthopedic brace is placed on the user to immobilize the neck, then neck immobilization is achieved, but the donning process becomes painful and time-consuming

Engineering Contradiction:
Improvefunctional adaptabilityVSAvoidbrace adjustment time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The extension panels are pre-configured with attachment mechanisms (locking slots, protrusions, straps) that enable quick conversion. The panels are designed to be attached or removed in advance of the actual functional need, allowing rapid transition between brace modes without time-consuming adjustments during critical moments.

Inventive Principle:
Principle #10Preliminary action

3Adaptability or versatility

If a different orthopedic brace is placed on the user to immobilize the neck, then neck immobilization is achieved, but the patient experiences pain during the changing process

Engineering Contradiction:
Improvefunctional adaptabilityVSAvoidpatient discomfort
Core Design Contradiction:
Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The extension panels merge the neck immobilization function with the existing TLSO brace structure. By integrating the cervical support components into the same continuous shell that supports the thoracic and lumbar regions, the brace provides unified spinal support from cervical to sacral regions, eliminating the need for separate braces and reducing patient discomfort during transitions.

Inventive Principle:
Principle #5Merging (Combining)

4Adaptability or versatility

If conventional TLSO braces are used, then spinal support is provided, but the brace lacks versatility for different spinal support needs

Engineering Contradiction:
Improvespinal support versatilityVSAvoidinterchangeable components
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The brace system is segmented into a permanent base structure and removable extension panels. This segmentation allows the complex multi-functional capabilities to be achieved through simple attachment and detachment of standardized components, rather than requiring a completely complex integrated design.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12521265B2Posterior bracing system with interchangeable extension panels
Publication Date: 2026.01.13 ASPEN MEDICAL PRODUCTS LLC
  • US12521265B2 patent drawing
  • US12521265B2 patent drawing
  • US12521265B2 patent drawing

AI summary

An orthopedic brace featuring a posterior bracing system. The posterior bracing system comprises (i) a posterior panel including a plurality of locking slots and (ii) a first extension panel removably coupled to the posterior panel. The first extension panel includes a plurality of locking protrusions corresponding to and removably coupled to the plurality of locking slots.