Surgical Table Connector Hook Lock Pin Mechanism

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Solution Overview

Problem

Surgical tables require improved mechanisms for connecting and locking tabletop sections, as well as easier manipulation during transport and connection/disconnection, to enhance versatility and patient support configurations.

Innovation Solution

A tabletop section with a connector featuring a hook and lock pin mechanism that allows adjustable locking and easy handling, including handle portions and a switch for moving the lock pin to change the blocking degree, facilitating secure connection and disconnection, and enabling efficient transport and configuration changes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a lock pin mechanism is used to secure tabletop sections, then connection reliability is improved, but device complexity increases

Engineering Contradiction:
Improveconnection reliabilityVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The lock pin is nested within the connector assembly, allowing it to move between locked and unlocked positions within the same structural envelope. This nesting approach provides reliable locking without adding external complexity to the connector design.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The connector design allows the lock pin to automatically engage with the receiving opening when sections are connected, providing self-locking functionality. This reduces the need for additional manual locking mechanisms while maintaining connection reliability.

Inventive Principle:
Principle #25Self-service

2Strength

If a secure locking mechanism is implemented, then connection strength is improved, but ease of operation deteriorates

Engineering Contradiction:
Improveconnection strengthVSAvoidease of operation
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The lock pin is designed to be movable between locked and unlocked positions, allowing dynamic transition between secure connection and easy disconnection. This dynamic element enables strong locking when engaged while maintaining ease of operation through simple pin movement.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The connector is segmented into distinct functional elements: the lock pin for securing, the opening for engagement, and the receiving structure. This segmentation allows each element to be optimized independently - the lock pin provides strength while its separate positioning maintains ease of operation.

Inventive Principle:
Principle #1Segmentation

3Adaptability or versatility

If tabletop sections are made detachable for versatility, then adaptability is improved, but ease of operation deteriorates

Engineering Contradiction:
ImproveadaptabilityVSAvoidease of operation
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The connector design with standardized hook and lock pin mechanism can be used across different tabletop section configurations. This universal connector type allows various sections to be detached and reattached in different arrangements, providing versatility while maintaining consistent ease of operation through repeated use of the same mechanism.

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

Data Source

PatentUS10159617B2Tabletop sections for surgical tables
Publication Date: 2018.12.25 STERIS SOLUTIONS LIMITED
  • US10159617B2 patent drawing
  • US10159617B2 patent drawing
  • US10159617B2 patent drawing

AI summary

Tabletop section for a surgical table, the tabletop section including a first connector for connecting the tabletop section to a second tabletop section, the first connector having a hook disposed around a space and defining an opening into the space, and a lock pin for locking the connector to the second tabletop section, the lock pin being movable relative to the hook to change a degree to which the lock pin blocks the opening. The tabletop section has a center of mass between first and second handle portions thereof.