Multiparameter Lead Set with Interconnection Features

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Solution Overview

Problem

Existing medical monitoring systems face inefficiencies and risks of contamination due to the large number of separate cables, leads, and tubes required for monitoring multiple patient parameters, leading to cable management issues, increased risk of contamination, and potential for Hospital Acquired Infections (HAIs) during patient relocation.

Innovation Solution

A multiparameter lead set with interconnection features that consolidate multiple monitoring devices into a single or partially ribbonized cable system, reducing the number of connectors and allowing for efficient connection and disconnection, while minimizing contamination risks through remote connection points and disposable/reusable components.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If multiple separate cables and leads are used for monitoring different patient parameters, then each parameter can be monitored independently, but cable management becomes complex and contamination risk increases

Engineering Contradiction:
Improvemonitoring reliabilityVSAvoidcable management complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines multiple separate monitoring leads (ECG, SpO2, temperature, blood pressure) into a single integrated multiparameter lead set with a unified connector system. This merging reduces cable management complexity while maintaining independent monitoring capabilities through modular sensor attachments.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The multiparameter lead set employs a universal connector design that can accommodate multiple types of sensors and monitoring devices through a single interface. The system provides multi-functionality by enabling simultaneous monitoring of various physiological parameters through one integrated lead set rather than requiring separate dedicated leads for each parameter.

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

2Reliability

If multiple separate connectors are used for different monitoring devices, then each device can be connected securely, but the risk of contamination and HAIs increases during patient relocation

Engineering Contradiction:
Improveconnection reliabilityVSAvoidcontamination risk
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent consolidates multiple separate connectors into a single multiparameter connector assembly that interfaces with the monitoring system as one unit. This reduces the number of connection and disconnection events during patient relocation, thereby minimizing opportunities for contamination while maintaining secure electrical connections for all monitoring channels.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The lead set incorporates disposable components including the cable assembly and connector housing that can be replaced between patients. This disposable design ensures that potential contamination sources are discarded rather than reused, eliminating cross-contamination risks while maintaining connection reliability through fresh, sterile components for each patient.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

3Adaptability or versatility

If multiple separate leads are used for monitoring, then comprehensive patient monitoring is achieved, but patient comfort is reduced due to multiple connection points

Engineering Contradiction:
Improvemonitoring coverageVSAvoidpatient comfort
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent integrates multiple sensor attachment points and leads into a single cohesive lead set structure that connects to the patient through a unified system. This consolidation reduces the number of separate connection points on the patient's body, improving comfort while maintaining comprehensive monitoring coverage through the integrated multi-parameter capability.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentEP4228499B1Multiparameter lead set and methods of use thereof
Publication Date: 2026.03.04 KPR U S LLC
  • EP4228499B1 patent drawingFigure 1~2
  • EP4228499B1 patent drawingFigure 3
  • EP4228499B1 patent drawingFigure 4

AI summary

A multiparameter lead set, method of use, and method of assembling or re-processing a multiparameter lead set. The multiparameter lead set includes a first patient lead for monitoring a first health indicator of a patient. The first patient lead further includes a first lead interconnection feature. The lead set further includes a second patient lead for monitoring a second health indicator of the patient. The second patient lead further include a second lead interconnection feature. The second lead interconnection feature and the first lead interconnection feature are interconnectable to removably connect a first portion of the first patient lead to a second portion of the second patient lead.