Treatment Authorization Control Using Removable Storage Media

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Solution Overview

Problem

Existing medical devices lack effective mechanisms for controlling treatment initiation based on authorization, leading to potential misuse and excessive use, and there is a need for systems that ensure treatments are only provided after valid authorization.

Innovation Solution

A medical device with integrated authorization mechanisms, including removable storage for treatment authorization data, wireless communication for activation codes, and processing units to manage treatment initiation, ensuring treatments are only applied after valid authorization and payment verification.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If treatment authorization mechanisms are implemented, then treatment control and misuse prevention 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. This mediator separates the authorization verification function from the main device processing, allowing the device to check authorization without complex embedded verification systems. The storage media acts as a portable credential repository that simplifies the overall device architecture while maintaining reliable treatment control.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The authorization system is segmented into separate functional components: authorization data stored on removable media, verification logic in the processing device, and treatment control modules. This segmentation allows each component to be optimized independently and reduces the complexity burden on any single part of the system while collectively providing robust treatment authorization.

Inventive Principle:
Principle #1Segmentation

2Reliability

If multiple authorization verification methods are used, then treatment security is improved, but ease of operation deteriorates

Engineering Contradiction:
Improvetreatment securityVSAvoidease of operation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

Authorization data is pre-loaded onto removable storage media before use. This preliminary action prepares the authorization credentials in advance, so that during actual treatment operations, the device simply needs to read and verify the pre-stored data. This eliminates the need for complex real-time authorization negotiations or multiple verification steps during treatment, maintaining security while improving ease of operation.

Inventive Principle:
Principle #10Preliminary action

3Loss of information

If treatment authorization tracking is implemented, then compliance monitoring is improved, but loss of time increases

Engineering Contradiction:
Improvecompliance trackingVSAvoidauthorization verification time
Core Design Contradiction:
Loss of informationVSLoss of time

Solution Approach 1:

The system creates and uses copies of authorization data on removable storage media. These copies can be quickly read and verified multiple times without affecting the original authorization source. This copying mechanism enables rapid compliance tracking and verification, reducing the time penalty associated with monitoring while maintaining complete compliance information records.

Inventive Principle:
Principle #26Copying

Data Source

PatentUS20250367477A1Medical device
Publication Date: 2025.12.04 SMITH & NEPHEW INC
  • US20250367477A1 patent drawing
  • US20250367477A1 patent drawing
  • US20250367477A1 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.