Split-Cabin Surgical Execution Device for Precise Robotic Control

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Solution Overview

Problem

Minimally invasive valve repair surgeries require high technical skill and physical exertion from surgeons, leading to prolonged learning curves and increased radiation exposure, which affects operational accuracy and efficiency.

Innovation Solution

A surgical execution apparatus with a split design of a transmission cabin for power transmission and a power cabin for power generation, featuring a robotic arm and adapter assemblies driven by a motor assembly, allowing for precise, stable, and safe operations with reduced physical demands and radiation impact.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If surgeons manually operate invasive mitral valve repair instruments with both hands, then they can complete surgical procedures, but the operational difficulty and physical exertion increase significantly

Engineering Contradiction:

Improveease of operationVSAvoiddevice complexity

Core Design Contradiction:

Ease of operationVSDevice complexity

Solution Approach 1:

The patent replaces manual mechanical operation with a robotic surgical system. The robotic arm with multiple degrees of freedom performs the surgical operations under control, substituting the surgeon's manual hand operations with automated robotic mechanisms that have superior precision and reduced physical demand.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent introduces a robotic arm as an intermediary between the surgeon and the surgical instrument. The robotic arm serves as a mediator that translates surgical commands into precise mechanical actions, reducing the direct physical burden on the surgeon while maintaining operational capability.

Inventive Principle:

Principle #24Intermediary (Mediator)

2Object-affected harmful factors

If surgeons wear heavy lead protective gears for prolonged time under fluoroscopic guidance, then radiation protection is achieved, but physical stamina and health are significantly impacted

Engineering Contradiction:

Improveradiation exposureVSAvoidduration of surgery

Core Design Contradiction:

Object-affected harmful factorsVSDuration of action of moving object

Solution Approach 1:

The robotic system enables shorter surgical procedures through automated precision, reducing the total duration that surgeons must wear protective gear. The robotic arm performs complex operations more efficiently than manual manipulation, decreasing the time exposure to radiation.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The robotic system creates a virtual representation of the surgical field through fluoroscopic guidance, allowing the surgeon to operate without prolonged direct exposure. The imaging system provides real-time visualization that reduces the need for extended protective gear wear.

Inventive Principle:

Principle #26Copying

3Measurement precision

If complex surgical techniques require high level of technical skill and clinical experience, then operational accuracy is maintained, but the learning curve becomes relatively long

Engineering Contradiction:

Improveoperational accuracyVSAvoidlearning curve

Core Design Contradiction:

Measurement precisionVSLoss of time

Solution Approach 1:

The robotic system incorporates computer-controlled mechanisms that provide automated guidance and precision. The robotic arm with multiple degrees of freedom and integrated imaging guidance reduces the learning curve by automating complex manipulations that would otherwise require extensive manual practice.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The robotic system integrates real-time feedback from fluoroscopic imaging and position sensing. This feedback mechanism provides continuous guidance during surgery, reducing the learning curve by automatically adjusting for precision requirements without requiring the surgeon to manually compensate for each movement.

Inventive Principle:

Principle #23Feedback

4Adaptability or versatility

If multiple adapter assemblies are used to connect different instruments, then adaptability is improved, but device complexity increases

Engineering Contradiction:

ImproveadaptabilityVSAvoiddevice complexity

Core Design Contradiction:

Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The robotic system is divided into modular components including a base unit, robotic arm, and interchangeable adapter assemblies. Each adapter can be detached and replaced to accommodate different surgical instruments, providing adaptability through segmentation while maintaining manageable complexity through standardization.

Inventive Principle:

Principle #1Segmentation

Data Source

PatentUS12414827B2Surgical execution apparatus and surgical assistance device

Publication Date: 2025.09.16 ROBGENIX MEDICAL PTE LTD

AI summary

The present disclosure relates to the field of medical device technology, and specifically discloses a surgical execution apparatus and a surgical assistance device, the apparatus comprising a transmission cabin and a power cabin, the transmission cabin comprising a chassis assembly and first to third adapter transmission assemblies movable relative to the chassis assembly, the first to third adapter transmission assemblies comprising first to third transmission modules detachably connected to first to third adapter assemblies respectively; the power cabin being in transmission connection to the transmission cabin and configured to drive the first to third adapter assemblies via the first to third transmission modules. The apparatus enables more precise, stable and safe surgical execution operations through refined improvements in the transmission cabin.