Medical System Recommending Patient Postures for Procedure Smoothness

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Solution Overview

Problem

During medical procedures, the shape and state of blood vessels can change with a patient's posture, making it difficult to perform procedures smoothly, and forcing unnatural postures increases the patient's burden.

Innovation Solution

A medical system that determines and recommends suitable patient postures based on subject and procedure information, using a processor and output device to present optimal postures, and can assist in maintaining these postures using a working device with movable parts.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the subject is forced into an unnatural posture to enable the medical procedure, then the procedure can be performed, but the burden on the subject increases

Engineering Contradiction:
Improveprocedure smoothnessVSAvoidpatient burden
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The system determines suitable postures in advance before the medical procedure begins, allowing the patient to assume the recommended posture beforehand. This preliminary determination of optimal postures enables smooth procedure execution while avoiding forced unnatural positions, thereby reducing patient burden.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system provides feedback to medical staff about the patient's current posture and its impact on the procedure. By monitoring and communicating posture information, the system enables real-time adjustments to achieve optimal positioning without forcing unnatural postures on the patient.

Inventive Principle:
Principle #23Feedback

2Object-affected harmful factors

If the subject takes a natural posture during the medical procedure, then the patient burden is reduced, but the procedure may not proceed smoothly due to blood vessel shape changes

Engineering Contradiction:
Improvepatient burdenVSAvoidprocedure smoothness
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

Before the procedure, the system determines the most suitable postures that balance natural positioning with procedural requirements. This preliminary analysis allows the patient to maintain natural postures while still enabling smooth procedure execution by pre-identifying optimal positioning strategies.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system analyzes and adjusts posture parameters (position, orientation, body segment angles) to find optimal configurations. By changing and optimizing these parameters, the system achieves a balance between natural patient positioning and procedural smoothness, preventing blood vessel shape changes that would hinder the procedure.

Inventive Principle:
Principle #35Parameter changes

3Ease of operation

If multiple posture options are considered during the procedure, then the suitable posture can be optimized, but the decision-making time increases

Engineering Contradiction:
Improveprocedure smoothnessVSAvoidposture determination time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The system performs posture determination in advance before the procedure begins, analyzing subject information and procedure requirements to pre-identify suitable postures. This eliminates the need for real-time decision-making during the procedure, optimizing posture selection while minimizing time loss.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system replaces manual, time-consuming posture analysis with automated computational methods. By using processing units to calculate and evaluate multiple posture options automatically, the system rapidly determines optimal postures without requiring extensive manual decision-making time during the procedure.

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

Data Source

PatentUS11925459B2Medical system configured to display suitable postures of a subject during a medical procedure
Publication Date: 2024.03.12 TERUMO KK
  • US11925459B2 patent drawing
  • US11925459B2 patent drawing
  • US11925459B2 patent drawing

AI summary

A medical system recommends a posture of a subject during a medical procedure. The medical system includes a processor and an output device. The processor determines suitable postures of the subject during the medical procedure based on at least one of subject information, including information on a posture of the subject obtained upon a predetermined movement by the subject and information on the procedure. The output device presents one or more of the suitable postures determined by the processor as recommended postures.