Remote Scheduling for Implantable Medical Device Management

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Solution Overview

Problem

Current methods for monitoring and programming implantable medical devices require patients to frequently visit hospitals or clinics, which is inconvenient and costly, especially for those in rural areas or with limited mobility, and pose risks due to lack of continuous medical supervision during remote programming.

Innovation Solution

A remote patient management system that allows for bidirectional telemetric communication between an implantable medical device and an external device, enabling remote programming and data retrieval through a centralized system using RF telemetry antennas and a microprocessor-based external device connected to a communication network, allowing for scheduled or continuous monitoring and adjustment of device settings.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If remote programming is implemented without conditional requirements, then patient convenience and accessibility are improved, but safety and reliability deteriorate due to inappropriate programming or adverse responses

Engineering Contradiction:
Improvepatient accessibilityVSAvoidprogramming safety
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent introduces an external device as an intermediary between the implantable medical device and the remote user. This external device acts as a mediator that establishes telemetry communication sessions, transfers data bidirectionally, and executes programming changes only after receiving confirmation from the remote user, thereby maintaining safety while enabling remote access.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system implements feedback mechanisms where the external device receives data from the implantable medical device, processes it locally, and then presents processed information and programming options to the remote user. The system waits for user confirmation before executing any programming changes, creating a feedback loop that ensures safety while maintaining remote accessibility.

Inventive Principle:
Principle #23Feedback

2Measurement precision

If frequent data retrieval is scheduled to ensure optimal patient care, then monitoring precision is improved, but patient time and convenience deteriorate due to frequent clinic visits

Engineering Contradiction:
Improvemonitoring precisionVSAvoidpatient time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent replaces the mechanical system of in-person clinic visits with a telecommunication-based system. The external device establishes telemetry communication sessions with the implantable medical device and transmits data bidirectionally over communication channels, substituting physical travel with electronic data transmission to achieve frequent monitoring without patient displacement.

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

Solution Approach 2:

The external device serves as an intermediary that collects data from the implantable medical device locally and then transmits it to the remote user via communication channels. This intermediary approach enables continuous or frequent monitoring to be performed without requiring the patient to be physically present at a clinic, thereby maintaining monitoring precision while eliminating travel time.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If multiple service areas or clinic centers are established to provide adequate service coverage, then patient accessibility is improved, but healthcare cost and system complexity increase

Engineering Contradiction:
Improveservice coverageVSAvoidsystem complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The external device is designed as a universal platform that can serve multiple patients and coordinate with multiple implantable medical devices. It performs multiple functions including establishing telemetry sessions, retrieving data, processing information, and enabling remote programming, thereby providing comprehensive service coverage through a single multi-functional system rather than requiring multiple specialized clinic centers.

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

Solution Approach 2:

The patent adds a remote communication dimension to the traditional in-person clinic visit model. By introducing telecommunication channels and remote user access, the system expands service delivery from a single physical location to multiple remote locations simultaneously, improving geographic coverage without requiring physical expansion of clinic infrastructure.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enables unencumbered access to expert medical systems for patients with implantable devices, reducing healthcare costs and inconvenience by allowing remote monitoring and programming, thereby ensuring optimal patient care without the need for frequent hospital visits.

Implementation Method 1

bidirectional telemetric communication between an implantable medical device and an external device... using RF telemetry antennas

Methodology Applied
Scientific EffectRF telemetry: Electromagnetic Induction

Data Source

PatentUS7697994B2Remote scheduling for management of an implantable medical device
Publication Date: 2010.04.13 MEDTRONIC INC
  • US7697994B2 patent drawing
  • US7697994B2 patent drawing
  • US7697994B2 patent drawing

AI summary

A method and system for remotely programming a medical device that includes generating a remote monitoring schedule; establishing a communication link between a centralized programming instrument and an external medical device; and transferring the remote monitoring schedule to the external medical device via the communication link. The remote monitoring schedule is transmitted to an implantable medical device via an established telemetry link between the implantable medical device and the external medical device.