Integrated Surgical Robot Mount for Patient Positioning Stability

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Solution Overview

Problem

Robotic devices in surgical procedures often restrict the placement of patient positioners, leading to sub-optimal positioning and increased maneuvering requirements due to space constraints, which complicates the stabilization of patient anatomy during robotic-assisted surgeries.

Innovation Solution

A multifunctional holding device that securely attaches both robotic devices and patient positioners to an operating table, utilizing a carriage, anchor components, and a hydraulic cylinder to immobilize the patient stabilization connector, allowing for adjustable positioning and stabilization of the patient anatomy in close proximity to the robotic device.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If the robotic device is attached to the operating table at a location close to the patient anatomy, then the surgical precision and accessibility are improved, but the available space for attaching the patient positioner is reduced

Engineering Contradiction:
Improvesurgical precisionVSAvoidavailable space for positioner attachment
Core Design Contradiction:
Measurement precisionVSArea of stationary object

Solution Approach 1:

The patent combines the robotic device attachment and patient positioner attachment into a single integrated mounting location on the operating table. The holding device includes a carriage that can simultaneously support both the robotic device and the patient positioner, allowing them to share the same attachment point rather than requiring separate locations.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The holding device utilizes vertical stacking and three-dimensional spatial arrangement to accommodate both the robotic device and patient positioner in close proximity. The carriage structure allows one component to be positioned above or beside the other, effectively using the third dimension to resolve the two-dimensional space conflict.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Adaptability or versatility

If the patient positioner is placed at a location far from the robotic device to avoid interference, then the space constraints are reduced, but the stability and optimal positioning of patient anatomy is compromised

Engineering Contradiction:
Improvespace availabilityVSAvoidanatomy stabilization
Core Design Contradiction:
Adaptability or versatilityVSStability of the object's composition

Solution Approach 1:

The holding device merges the attachment locations of the robotic device and patient positioner into a single integrated structure. This allows both components to be positioned in close proximity to the patient anatomy while maintaining their respective functions, as the integrated design coordinates their relative positions to avoid interference.

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If separate attachment locations are used for the robotic device and patient positioner, then the interference between devices is reduced, but the positioning complexity and maneuvering requirements increase

Engineering Contradiction:
Improvedevice operation reliabilityVSAvoidpositioning complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent integrates the attachment mechanisms for both the robotic device and patient positioner into a single holding device structure. This unified design simplifies the positioning process by providing a coordinated system where both components are mounted together, reducing the number of separate attachment operations and coordination steps required.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The holding device is designed as a multi-functional unit that can simultaneously attach and position both the robotic device and patient positioner. This universal mounting system eliminates the need for separate attachment procedures and reduces the overall complexity of device setup and positioning.

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

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The device enables optimal positioning and stabilization of patient anatomy, reducing space constraints and simplifying the positioning process, thereby enhancing the efficiency and precision of robotic-assisted surgical procedures.

Implementation Method 1

a hydraulic cylinder, wherein a first portion of the hydraulic cylinder is connected to the elongate holder and a second portion of the hydraulic cylinder is connected to the carriage

Methodology Applied
Scientific EffectHydraulic pressure: Hydraulic Press

Data Source

PatentUS12085225B2Surgical robot support with patient positioner
Publication Date: 2024.09.10 DEPUY (IRELAND) LTD
  • US12085225B2 patent drawing
  • US12085225B2 patent drawing
  • US12085225B2 patent drawing

AI summary

Systems, methods, and devices are disclosed for holding devices for securing a surgical robotic device and a patient anatomy positioner to a support (e.g., in an operating room). A holding device comprises a carriage, an anchor component fixed to the carriage for attaching to the support, a patient stabilization connector extending from the anchor component for attaching to the patient positioner, and an elongate holder slidably mounted on the carriage for attaching to the robotic device, wherein, when the anchor component is attached to the support, the carriage and the patient stabilization connector are immobilized. The holding devices may also include a hydraulic cylinder interposed between the elongate holder and carriage and/or a horizontal linkage interposed between the elongate holder and the robotic device.