Integrated Ultrasonic and High-Frequency Surgical Signal Output Device

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Solution Overview

Problem

Existing ultrasonic-electric scalpel systems require separate output devices for ultrasonic and high-frequency electric signals, leading to space inefficiency, increased costs, and complexity in operation.

Innovation Solution

A compact apparatus that integrates both ultrasonic and high-frequency electric energy circuit boards within a single housing, utilizing a main board for adaptive control of output parameters and feedback signal processing to drive both types of surgical instruments simultaneously.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If separate output devices are used for ultrasonic and high-frequency electric signals, then each device can be optimized for its specific function, but the equipment space increases and operational complexity increases

Engineering Contradiction:

Improvefunctional optimizationVSAvoidequipment space

Core Design Contradiction:

ReliabilityVSArea of stationary object

Solution Approach 1:

The patent combines separate ultrasonic output device and high-frequency electric output device into a single integrated output device. The housing contains both ultrasonic energy circuit board and high-frequency electric energy circuit board, merging previously separate functions into one unified system that reduces equipment space while maintaining functional capabilities.

Inventive Principle:

Principle #5Merging (Combining)

Solution Approach 2:

The integrated output device is designed to perform multiple functions simultaneously - it can output both ultrasonic drive signals and high-frequency electric drive signals through a single device. The main board adaptsively controls different energy types, making the device universal and eliminating the need for multiple separate specialized devices.

Inventive Principle:

Principle #6Universality (Multi-functionality)

2Reliability

If separate output devices are used for ultrasonic and high-frequency electric signals, then each device can be optimized for its specific function, but operational complexity increases

Engineering Contradiction:

Improvefunctional optimizationVSAvoidoperational complexity

Core Design Contradiction:

ReliabilityVSEase of operation

Solution Approach 1:

By merging control functions into a single main board, the patent simplifies operation. The main board adaptively controls both ultrasonic and high-frequency electric energy output, eliminating the need for separate control operations for different energy types and reducing operational complexity.

Inventive Principle:

Principle #5Merging (Combining)

Solution Approach 2:

The universal output device can handle multiple energy types through a single interface and control system. The main board automatically adaptsively controls different energy outputs based on connected surgical instruments, making operation simpler while maintaining functional optimization.

Inventive Principle:

Principle #6Universality (Multi-functionality)

3Area of stationary object

If ultrasonic and high-frequency electric energy circuit boards are integrated in a single housing, then equipment space is reduced, but electromagnetic interference between circuits increases

Engineering Contradiction:

Improveequipment spaceVSAvoidelectromagnetic interference

Core Design Contradiction:

Area of stationary objectVSObject-affected harmful factors

Solution Approach 1:

The patent introduces a shielding unit as an intermediary element between the ultrasonic energy circuit board and high-frequency electric energy circuit board. This shielding unit blocks electromagnetic interference between the two circuits, allowing them to be integrated in the same housing without harmful mutual interference while maintaining compact equipment space.

Inventive Principle:

Principle #24Intermediary (Mediator)

4Area of stationary object

If multiple energy sources are combined in one device, then equipment space is reduced and costs are lowered, but signal separation requires special ultrasonic transducers which are vulnerable and increase cost

Engineering Contradiction:

Improveequipment spaceVSAvoidtransducer vulnerability

Core Design Contradiction:

Area of stationary objectVSReliability

Solution Approach 1:

The patent extracts the signal separation function from the vulnerable ultrasonic transducer and relocates it to the main board through feedback signal processing. The ultrasonic feedback signal collection circuit and high-frequency electric feedback signal collection circuit separately process signals from connected instruments, eliminating the need for special vulnerable transducers while maintaining compact integration.

Inventive Principle:

Principle #2Taking out (Extraction)

Data Source

PatentUS20250127552A1Device for outputting drive signals to surgical instrument

Publication Date: 2025.04.24 SHANGHAI YICHAO MEDICAL DEVICES CO LTD

AI summary

A device for outputting a drive signal to a surgical instrument, comprising a housing. The housing is internally provided with: a power supply module, comprising a power supply module (121) and a power supply circuit board (122) for providing a power supply; a main board (123); an ultrasonic energy circuit board (124) connected to the main board (123) for generating an ultrasonic drive signal; and a high-frequency electric energy circuit board connected to the main board (123) for generating a high-frequency electric drive signal, wherein the projection of the ultrasonic energy circuit board (124) and the projection of the high-frequency electric energy circuit board on the bottom surface of the housing at least partially overlap, and a shielding unit is provided outside the ultrasonic energy circuit board (124) and/or the high-frequency electric energy circuit board.