Voice-Guided Medical Operation Recording for Timely Procedure Logs

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Solution Overview

Problem

Existing medical recording methods during procedures like cardiopulmonary resuscitation are inconvenient and prone to errors due to the need for manual recording far from the medical device, which is often positioned near the patient.

Innovation Solution

A medical operation recording method that utilizes voice or gesture inputs to automatically capture and record operation information, including content and time, directly into a medical device, allowing remote recording.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual recording method is used, then recording can be performed with simple equipment, but recording timeliness and accuracy deteriorate

Engineering Contradiction:
Improverecording accuracyVSAvoidrecording timeliness
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent replaces the mechanical manual recording system (writing on paper, then scanning or typing) with an automatic voice recognition system. The voice signal acquisition module captures spoken instructions, the voice analysis module converts speech to text, and the automatic recording system stores the information without manual intervention, thereby improving both timeliness and accuracy

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

Solution Approach 2:

The system enables self-service recording where the medical staff's voice instructions are automatically processed and recorded without requiring manual operation of the medical device. The voice signal is automatically acquired, analyzed, and stored, allowing the recorder to remain at a distance while maintaining accurate and timely recording

Inventive Principle:
Principle #25Self-service

2Ease of operation

If recorder operates far from medical device, then space for rescue personnel is improved, but recording convenience deteriorates

Engineering Contradiction:
Improverecording convenienceVSAvoidspace for personnel
Core Design Contradiction:
Ease of operationVSArea of stationary object

Solution Approach 1:

The patent introduces voice signals as an intermediary medium between the recorder and the medical device. Instead of requiring direct physical interaction with the device, the recorder can issue voice commands that are captured by the voice signal acquisition module, processed by the voice analysis module, and executed by the control module, enabling remote operation

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent replaces the mechanical interaction system (physically operating buttons and controls on the medical device) with an acoustic field-based voice recognition system. This substitution allows the recorder to operate from a distance while maintaining full recording functionality

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

3Reliability

If voice recognition is implemented, then recording timeliness and accuracy are improved, but device complexity increases

Engineering Contradiction:
Improverecording accuracyVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent divides the voice recognition system into distinct functional modules: a voice signal acquisition module for capturing audio, a voice analysis module for processing and interpreting speech, and a control module for executing recording commands. This segmentation allows each module to be optimized independently and simplifies the overall system architecture

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The medical device is designed with multi-functionality, integrating voice signal acquisition, voice analysis, and automatic recording capabilities into a single system. This allows the device to perform both traditional recording functions and voice-activated recording, reducing the need for separate equipment and minimizing overall system complexity

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

Data Source

PatentUS12493446B2Medical operation recording method, medical device, and storage medium
Publication Date: 2025.12.09 SHENZHEN MINDRAY BIO MEDICAL ELECTRONICS CO LTD
  • US12493446B2 patent drawing
  • US12493446B2 patent drawing
  • US12493446B2 patent drawing

AI summary

A medical operation recording method performed by a medical device and a medical device are disclosed. In the method, operation information of a medical operation that includes operation content and operation occurrence time, can be obtained based on a voice signal or gesture inputted by a user. Then operation information of this medical operation can be recorded. Compared with a method for manually recording the medical operation and then scanning same into related medical device, such method can accurately and timely recording the operation information even when a recorder is far away from the medical device, thus improving the user experience.