Remote Dialysis Machine Control via Networked Server

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Solution Overview

Problem

Existing dialysis machines lack remote control capabilities, limiting patient convenience and operator efficiency, as they require physical presence for operation and maintenance.

Innovation Solution

A system that enables remote control of dialysis machines through a network connection, allowing a client device to access and control the dialysis machine via a server, which maintains an access control list for authorization and provides data transfer between the machine and the client device.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If dialysis machines require physical presence for operation and maintenance, then device security and control are maintained, but patient convenience and operator efficiency deteriorate

Engineering Contradiction:
Improvepatient convenienceVSAvoidnetwork connection system
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

A server acts as an intermediary between the dialysis machine and client devices, managing network connections and authentication. The server receives connection requests from dialysis machines, authenticates them, and facilitates controlled access from remote client devices, enabling convenient operation without direct physical presence while maintaining security through centralized mediation.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system segments functionality by separating the dialysis machine from the user interface through a network-based architecture. The machine handles core dialysis functions while client devices provide remote access and control capabilities, allowing patients and operators to interact with the system from remote locations without requiring physical presence at the machine.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If multiple operators need to access individual machines, then operational flexibility improves, but access control complexity increases

Engineering Contradiction:
Improveaccess flexibilityVSAvoidaccess control system
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The server implements a universal access control system that can authenticate and manage multiple different client devices and user types through a single centralized mechanism. This multi-functional authentication system handles various access scenarios (patients, operators, maintenance personnel) uniformly, providing flexible access to multiple machines without requiring separate control systems at each device.

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

3Productivity

If updates are applied at each individual machine, then system autonomy is maintained, but maintenance time and resource allocation increase

Engineering Contradiction:
Improvemaintenance efficiencyVSAvoidupdate deployment time
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The system enables preliminary configuration and update preparation through the network infrastructure before deployment to individual machines. Updates and configuration changes can be prepared and staged on the server, then efficiently distributed to multiple dialysis machines simultaneously, reducing the time and resources required for maintenance operations compared to manual updates at each device.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12340901B2Communication with home dialysis machines using a network connected system
Publication Date: 2025.06.24 FRESENIUS MEDICAL CARE HOLDINGS INC
  • US12340901B2 patent drawing
  • US12340901B2 patent drawing
  • US12340901B2 patent drawing

AI summary

This disclosure relates to remote control of dialysis machines. In certain aspects, a method includes receiving a request for a network connection from a dialysis machine and establishing the network connection with the dialysis machine. The method also includes receiving, from a client device, a request to access the dialysis machine, authorizing the client device to access the dialysis machine, receiving, from the dialysis machine, information pertaining to an operation of the dialysis machine, and providing, to the client device, the received information.