Infusion Pump Location Tracking Through Patient-Room Associations

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Solution Overview

Problem

Hospitals face challenges in maintaining an accurate inventory and tracking the physical locations of wireless access devices due to their mobility and the difficulty in manually updating their positions, which affects network coverage and the tracking of mobile devices like patient monitors.

Innovation Solution

A system that utilizes patient location information from Admission-Discharge-Transfer databases to associate mobile devices with fixed wireless assets, enabling a computer to determine the location of these assets based on patient-room associations and data received from mobile devices.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Area of stationary object

If wireless access devices are deployed to cover hospital areas, then network coverage is improved, but tracking the physical location of these devices becomes more difficult and time-consuming

Engineering Contradiction:
Improvenetwork coverage areaVSAvoidtime to track device location
Core Design Contradiction:
Area of stationary objectVSLoss of time

Solution Approach 1:

The wireless access device automatically determines its own physical location by detecting the mobile device's identifier and querying the database for the associated location information, eliminating the need for manual tracking by network administrators

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system establishes a feedback loop where the wireless access device receives location information about mobile devices, processes this information to determine its own location, and can use this information to maintain optimal network coverage

Inventive Principle:
Principle #23Feedback

2Reliability

If wireless access devices are moved to cover dead spots, then network coverage reliability is improved, but the system records become outdated and inaccurate

Engineering Contradiction:
Improvenetwork coverage reliabilityVSAvoidaccuracy of location records
Core Design Contradiction:
ReliabilityVSLoss of information

Solution Approach 1:

The system continuously updates location information through automatic detection and database queries, ensuring that the physical location of wireless access devices is always current and accurate in system records

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The wireless access device automatically updates its own location information in system records by detecting mobile devices and querying the database, eliminating the need for manual updates and ensuring records remain accurate

Inventive Principle:
Principle #25Self-service

3Measurement precision

If manual tracking of wireless access devices is performed, then location accuracy is improved, but labor requirements and operational complexity increase

Engineering Contradiction:
Improvelocation accuracyVSAvoidtracking system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The wireless access device performs automatic location determination through detection and database queries, eliminating the need for manual tracking while maintaining high location accuracy

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The manual mechanical tracking process is replaced with an automated electronic system that uses detection technology and database queries to determine location, reducing operational complexity while maintaining or improving accuracy

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentUS12440304B2Infusion pump system
Publication Date: 2025.10.14 CAREFUSION 303 INC
  • US12440304B2 patent drawing
  • US12440304B2 patent drawing
  • US12440304B2 patent drawing

AI summary

A system is disclosed for determining the location of hospital assets. The system includes one or more communication devices each associated with a respective asset identification and a computing device configured to communicate with the communication devices via a network. The computing device receives, from a respective communication device, data comprising the respective asset identification of the respective communication device an identifier associated with a patient or a patient care device, obtains, from a database based on the identifier, additional information pertaining to the patient or the patient care device, and determines a location of the respective communication device based on the data received from the respective communication device and the obtained additional information.