Flow Indicator for Surgical Instrument Reprocessing
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Solution Overview
Problem
Existing surgical instrument reprocessing methods face challenges in detecting insufficient or blocked reprocessing fluid flow, which can hinder effective cleaning and decontamination, especially in automated systems where visual observation is obstructed.
Innovation Solution
A flow indicator system is introduced, comprising a body with an inlet and outlet configured for fluid coupling to a reprocessing fluid source and surgical instrument, featuring a flow indication mechanism that transitions to a visible state upon detecting a threshold backpressure, indicating insufficient fluid flow during the reprocessing procedure.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If automated reprocessing units are used to clean surgical instruments, then cleaning efficiency is improved, but visual observation of fluid flow becomes obstructed
Solution Approach 1:
A flow indicator device is introduced as an intermediary between the reprocessing fluid supply and the surgical instrument. This indicator visually signals whether adequate fluid flow is occurring during the automated cleaning process, allowing personnel to monitor flow conditions without direct visual access to the instrument interior.
Solution Approach 2:
The patent replaces direct visual observation of fluid flow through the instrument with a mechanical indicator system. The flow indicator uses a float or piston mechanism that responds to fluid pressure and flow conditions, converting internal flow states into external visual signals that can be observed from outside the automated reprocessing unit.
2Reliability
If reprocessing fluid flow is reduced or blocked, then cleaning effectiveness deteriorates, but detecting the flow insufficiency becomes difficult
Solution Approach 1:
The flow indicator provides real-time feedback about fluid flow conditions during the reprocessing procedure. When flow becomes reduced or blocked, the indicator changes state (e.g., the float drops or piston moves) to signal the problem, enabling immediate detection and correction of flow insufficiency issues.
Solution Approach 2:
The flow indicator may incorporate color-changing elements or position-based visual indicators that clearly distinguish between adequate and insufficient flow conditions. This makes it easy for personnel to quickly assess whether the cleaning process is receiving sufficient fluid flow without requiring technical expertise or complex measurement equipment.
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 flow indicator provides clear feedback on the sufficiency of reprocessing fluid flow, ensuring that surgical instruments are properly cleaned and decontaminated by indicating blockages or reduced flow rates, thereby enhancing the effectiveness of the reprocessing process.
Implementation Method 1
a flow indication mechanism in flow communication with the flow passage, the flow indication mechanism being configured to transition from a first state to a second state in response to a threshold force exerted on the flow indication mechanism
Data Source
AI summary
A surgical instrument flow indicator comprises a body defining a flow passage comprising an inlet and an outlet, wherein the inlet is configured to be fluidically coupled to a fluid supply source and wherein the outlet is configured to be fluidically coupled to the surgical instrument. The flow indicator further comprises a flow indication mechanism in flow communication with the flow passage, the flow indication mechanism being configured to transition from a first state to a second state in response to a threshold force exerted on the flow indication mechanism, wherein in the second state, the flow indication mechanism has an arrangement indicating to an observer that the flow indication mechanism transitioned from the first state to the second state.