Medical Treatment Device Authorization via Removable Storage

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Solution Overview

Problem

Existing medical devices lack effective mechanisms for controlling treatment initiation and authorization, leading to potential misuse and excessive use, without providing a positive patient experience.

Innovation Solution

A medical device with integrated authorization mechanisms, including removable storage for treatment authorization, wireless communication for activation, and processing devices to manage treatment initiation based on payment, geographic location, and user identity, ensuring only authorized treatments are applied.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If treatment authorization mechanisms are implemented, then treatment control and compliance are improved, but device complexity increases

Engineering Contradiction:
Improvetreatment controlVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent introduces removable storage media as an intermediary component that stores authorization data externally. This mediator handles the complex authorization verification process without permanently integrating complex authorization circuitry into the medical device itself, thus improving treatment control while limiting the increase in device complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The authorization system is segmented into separate functional components: the medical device that performs treatment, removable storage media that holds authorization data, and processing devices that verify authorization. This segmentation allows the authorization mechanism to be added without fundamentally redesigning the entire medical device system.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If activation codes and authorization data are stored on removable media, then flexibility and ease of activation are improved, but reliability and security may deteriorate

Engineering Contradiction:
Improveease of activationVSAvoidauthorization security
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent uses removable storage media that can be copied or replicated to distribute authorization data across multiple devices. This allows easy activation of multiple medical devices from a single authorization source while maintaining security through controlled copying mechanisms that prevent unauthorized replication.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

Authorization data is pre-loaded onto removable storage media before the medical device is activated. This preliminary action ensures that authorization verification can occur immediately upon device activation without requiring real-time network connectivity or complex runtime authorization processes, thereby improving both ease of operation and reliability.

Inventive Principle:
Principle #10Preliminary action

3Adaptability or versatility

If treatment authorization is linked to payment and usage tracking, then business model flexibility is improved, but device complexity and data management requirements increase

Engineering Contradiction:
Improvebusiness model flexibilityVSAvoiddata management complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The medical device autonomously tracks treatment usage and manages authorization data locally on removable media without requiring constant external system intervention. This self-service capability allows the device to handle payment verification and usage tracking independently, providing business model flexibility while minimizing the need for complex external data management infrastructure.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

Authorization data including payment information and usage limits are pre-configured on removable storage media before the device begins operation. This preliminary configuration enables the device to autonomously enforce business rules and track usage without requiring real-time communication with external systems, thereby improving adaptability while controlling data management complexity.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12403331B2Medical device
Publication Date: 2025.09.02 SMITH & NEPHEW INC
  • US12403331B2 patent drawing
  • US12403331B2 patent drawing
  • US12403331B2 patent drawing

AI summary

A medical device includes a treatment module configured to apply a treatment to a patient. The medical device includes an interface configured to operatively connect to a removable storage device storing authorization data that identifies a level of treatment authorization. The medical device includes a processing device configured to perform operations in response to receiving user input indicating a treatment should be initiated. The operations include determining whether the removable storage device is valid for use with the medical device. If the removable storage device is determined to be valid, the authorization data is accessed. The processing device determines whether the treatment is authorized based on the accessed authorization data. If the treatment is determined to be authorized, the treatment module is controlled to apply the treatment. If the treatment is determined to not be authorized, the treatment module is controlled such that the treatment is not applied.