Surgical Instrument Adapter With Interchangeable Universal Mounting

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Solution Overview

Problem

Existing surgical adapter devices are typically specific to particular systems, limiting the versatility and compatibility of surgical instruments, and often require multiple specialized instruments for different procedures, increasing costs and complexity.

Innovation Solution

An adapter device with an interchangeable mounting member that can connect multiple surgical instruments, including navigation and robotic-assisted instruments, to a standard ¼ inch coupling, allowing for various instruments to be attached to existing surgical instruments, reducing the need for multiple specific tools and enhancing precision and ease of use.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If adapter devices are specifically adapted to each other as in prior art, then system reliability is improved, but device complexity and the number of required instruments increases

Engineering Contradiction:
Improvesystem reliabilityVSAvoidnumber of required instruments
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The adapter device employs a universal mounting member with a standardized interface that can attach multiple different additional instruments (navigation instruments, robotic-assisted instruments, holding devices) to a single surgical instrument shaft. This multi-functional design eliminates the need for multiple specialized adapter systems while maintaining reliable connections through consistent interface standards.

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

2Adaptability or versatility

If multiple specialized instruments are provided for different procedures, then adaptability is improved, but loss of substance and costs increase

Engineering Contradiction:
Improveadaptability to different proceduresVSAvoidcosts
Core Design Contradiction:
Adaptability or versatilityVSLoss of substance

Solution Approach 1:

The standardized mounting member serves as a universal platform that can accommodate various additional instruments through interchangeable attachments. This allows a single surgical instrument shaft to be used across multiple procedures with different instrument requirements, reducing the need to purchase and maintain multiple specialized instrument sets.

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

Solution Approach 2:

The design enables easy detachment and replacement of additional instruments on the mounting member. Instruments that have completed their function can be quickly removed and replaced with different attachments, allowing the same base surgical instrument to be recovered and reused for different procedures, thereby reducing overall system costs.

Inventive Principle:
Principle #34Discarding and recovering

3Ease of manufacture

If a standardized coupling is used, then ease of manufacture is improved, but manufacturing precision requirements increase

Engineering Contradiction:
Improveease of manufactureVSAvoidconnection precision
Core Design Contradiction:
Ease of manufactureVSManufacturing precision

Solution Approach 1:

The mounting member incorporates pre-configured alignment features and positioning elements that guide the additional instruments into correct alignment during attachment. This preliminary alignment mechanism ensures precise connections are achieved easily during assembly, reducing the burden on manufacturing precision while maintaining connection accuracy.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20240173060A1Adapter device for surgical instruments
Publication Date: 2024.05.30 BIEDERMANN TECH GMBH & CO KG
  • US20240173060A1 patent drawing
  • US20240173060A1 patent drawing
  • US20240173060A1 patent drawing

AI summary

An adapter device for a surgical instrument includes an adapter member connectable to and separable from the surgical instrument, the adapter member having a first end, a second end, a longitudinal axis extending from the first end to the second end, and a connection structure configured to connect to the surgical instrument, and a mounting member connectable to and separable from the adapter member for mounting an additional instrument to the adapter member.