Computer-Assisted Device Drive Assignment for Instrument Wear Balancing
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Solution Overview
Problem
Computer-assisted devices experience uneven wear and loading on their components due to varying types of instruments and procedures, leading to performance degradation and potential failure.
Innovation Solution
Implement systems and methods to manage component assignments by monitoring wear and load distribution, using randomized or pseudorandom couplings between drive assemblies and instruments, and adjusting pairings based on historical data to evenly distribute usage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If instruments are repeatedly coupled to the same drive elements, then operational efficiency is improved, but wear and loading variance increases
Solution Approach 1:
The system dynamically assigns instruments to drive elements based on current wear states and historical usage data. The control system continuously monitors component conditions and adjusts assignments in real-time, transitioning from static to dynamic resource allocation to balance wear distribution while maintaining operational efficiency.
Solution Approach 2:
The system implements feedback mechanisms by monitoring wear and loading data from drive elements and instruments, storing this information in a database, and using it to inform future assignments. The control system processes feedback data and adjusts assignments accordingly, creating a closed-loop system that optimizes component usage over time.
2Ease of operation
If drive elements are assigned to specific instruments permanently, then ease of operation is improved, but component lifespan decreases
Solution Approach 1:
The system changes the parameter of assignment duration from permanent to variable based on monitored wear conditions. The control system adjusts the lifespan of assignments dynamically, extending them when components are in good condition and shortening them when wear increases, thereby optimizing both operational simplicity and component longevity.
3Reliability
If random assignment between drive elements and instruments is used, then wear distribution is improved, but operational complexity increases
Solution Approach 1:
The system performs preliminary actions by pre-establishing a database structure for storing wear and loading data, pre-configuring the control system with algorithms for assignment optimization, and pre-setting monitoring parameters. This preparation reduces the complexity of real-time decision-making and enables automated wear-balanced assignments without requiring complex manual management.
Data Source
AI summary
A device management system can include a device comprising a drive assembly configured to removably couple with an instrument. The drive assembly can include a plurality of drive elements configured to cause movement of the instrument by driving a plurality of input elements of the instrument. A control system can include a processor configured select, for a first drive element of the plurality of drive elements, a first assignment from a plurality of assignments, the first assignment being available to at least two drive elements of the plurality of drive elements. The first assignment can be associated with a first pairing of the first drive element with a first input element of the plurality of input elements. The processor can be configured to cause the first drive element to adopt the first assignment.