Surgical Cart Interface for Coordinated Robotic Arm Positioning

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Solution Overview

Problem

Existing surgical systems lack coordinated movement between imaging systems, conventional surgical robots, and surgical tables, making it difficult to generate 2D and/or 3D imagery during surgery.

Innovation Solution

A surgical cart with moveable interconnection to a surgical table, supporting surgical robotic arms, allowing for coordinated movement and manipulation of surgical equipment relative to the patient, facilitating 2D and/or 3D imagery generation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If imaging systems and surgical robots are positioned independently on the ground relative to the surgical table, then each system can be freely repositioned, but coordinated movement between the systems and the surgical table becomes very difficult

Engineering Contradiction:
ImproveIndependent positioning capabilityVSAvoidCoordinated movement
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent merges the surgical cart and surgical table into a single integrated system through a moveable interconnection interface. The cart includes a base portion with a docking interface that connects to a corresponding interface on the surgical table, allowing the cart to be moveably attached to the table. This integration enables coordinated movement where the cart and table can move together as a unified system while maintaining independent repositioning capability through the moveable nature of the connection.

Inventive Principle:
Principle #5Merging (Combining)

2Ease of operation

If the surgical cart is moveably interconnected to the surgical table, then coordinated movement is enabled, but the system structure becomes more complex

Engineering Contradiction:
ImproveCoordinated movementVSAvoidSystem structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent employs dynamic characteristics by making the interconnection between the cart and surgical table moveable rather than fixed. The docking interface allows the cart to be attached and detached, and to move relative to the table during surgical procedures. This dynamic connection provides coordinated movement capability while avoiding the complexity of permanently integrated systems, as the moveable nature allows for easy reconfiguration and adaptation to different surgical needs.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12575991B2Surgical cart supporting one or more surgical robotic arms and interface moveably interconnecting surgical cart with surgical table
Publication Date: 2026.03.17 WARSAW ORTHOPEDIC INC
  • US12575991B2 patent drawing
  • US12575991B2 patent drawing
  • US12575991B2 patent drawing

AI summary

A surgical cart supporting one or more surgical robotic arms and an interface moveably interconnecting the surgical cart with a surgical table. The surgical cart can include a base portion, a first surgical robotic arm, and a second surgical robotic arm with end portions of the first surgical robotic arm and the second surgical robotic arm each capable of supporting surgical equipment thereon. The interface can including an extension portion attached relative to the surgical cart, a collar portion moveably attached relative to a longitudinal cross-member of the surgical table, a receiver portion provided on the collar portion and an actuator portion actuatable to facilitate movement of the collar portion relative to the longitudinal cross member. When an end portion of the extension portion is received in a recess provided on the collar portion, a locking member be engaged to attach the extension portion and the collar portion to one another. After attachment of the extension portion and the collar portion, the surgical cart can be moved relative to the surgical table via actuation of the actuator portion.