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Datex-Ohmeda Tec 5 User Manual

Datex-Ohmeda Tec 5
37 pages
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Tec 5 Continuous
Flow Vaporizer
Operation and Maintenance Manual

Table of Contents

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Datex-Ohmeda Tec 5 Specifications

General IconGeneral
TypePlenum vaporizer
ManufacturerDatex-Ohmeda
AgentHalothane, Enflurane, Isoflurane, Sevoflurane
Temperature CompensationYes
CategoryVaporizer
Flow RateUp to 15 L/min
Flow rate range200 mL/min to 15 L/min
Operating temperature range15°C to 35°C
Agent CompatibilityIsoflurane, Sevoflurane
Flow Range200 mL/min to 15 L/min

Summary

Introduction to the Tec 5 Vaporizer Manual

Operation and Maintenance Manual Purpose

This manual provides information required for the installation, operation, and maintenance of the Tec 5 Continuous Flow Vaporizer.

Important Safety Precautions and Warnings

Highlights potential hazards and adverse conditions using warning and caution symbols to ensure user and patient safety.

Understanding Document Symbols

Explains the meaning of standard symbols like CE marking and European Union Representative.

Servicing Policy and Recommendations

Tec 5 Vaporizer Description

General Vaporizer Description

Describes the Tec 5 vaporizer's design for out-of-circuit use, compensation features, and agent specificity.

Control Dial and Release Mechanism

Details the single control dial for setting agent concentration and its release mechanism for ON settings.

Vaporizer Safety Interlock System

Explains the interlock mechanism that ensures correct mounting and single vaporizer operation for safety.

Vaporizer Identification Label

Operating Instructions Overview

General Operating Guidelines

Details manifold compatibility, mounting recommendations, and general handling and usage precautions.

Vaporizer Mounting Procedure

Checking Correct Vaporizer Mounting

Turning the Vaporizer ON

Vaporizer Removal Procedure

Filling and Draining Procedures

General Filling and Draining Guidelines

Emphasizes using correct agents, upright position, and periodic draining for purity.

Filling with Screw Cap Filler

Detailed steps for filling a vaporizer using the screw cap filler mechanism, including pressure venting.

Draining with Screw Cap Filler

Filling with Keyed Filler

Draining with Keyed Filler

Filling with Quik-Fil™ Filler

Draining with Quik-Fil™ Filler

Maintenance Schedule and Procedures

Maintenance Schedule Overview

Details periodic maintenance tasks, including checks every two weeks and mandatory servicing every three years.

Cleaning the Vaporizer Exterior

Provides warnings and instructions for cleaning the exterior of the vaporizer with a damp cloth.

Handling Vaporizer Contamination

Authorized Repair Procedures

Principle of Operation Overview

Vaporizer Safety Interlock Mechanism

Details how the locking lever and control dial interact to manage vaporizer engagement and operation for safety.

Selectatec Manifold Gas Circuitry

Vaporizer Valve and Sump Assembly Details

Gas Flow Dynamics in the Vaporizer

General Gas Flow Principles

Describes the variable flow-split method used to regulate the output concentration.

By-pass Gas Circuit Function

Explains the path of fresh gas through the by-pass circuit, including the thermostat's role in flow control.

Vaporizing Chamber Gas Circuit

Details how gas flows through the vaporizing chamber to pick up anaesthetic vapour via wicks.

Performance Curves Overview

Isotec 5% Performance Curves

Graphs showing Isoflurane output vs. flowrate and temperature at specified conditions.

Fluotec 5% Performance Curves

Enfluratec 5% Performance Curves

Sevotec 5% Performance Curves

Sevotec 8% Performance Curves

Factors Affecting Vaporizer Performance

Anaesthetic Agent Consumption Calculation

Calculates approximate hourly consumption based on percentage setting and flowrate for different agents.

Impact of Temperature Variations

Explains how temperature variations can affect vaporizer output, especially at extreme operational ranges.

Effect of Barometric Pressure on Output

Discusses how ambient pressure affects delivered percentage and how the vaporizer compensates for it.

Effect of Steady Back Pressure

Effect of Fluctuating Back Pressure

Carrier Gas Composition Effects

Vaporizer Behavior After Inactivity

Other Operational Variables

Checking Vaporizer Calibration Procedures

Analytical Techniques for Calibration Checks

Technical Specifications of the Tec 5 Vaporizer

Calibration and Performance Specifications

Covers calibration conditions, accuracy for different agents, and performance under specified flow and temperature.

Physical and Operational Specifications

Details gas flow resistance, liquid capacity, weight, dimensions, and environmental operating conditions.

Tec 5 Vaporizer Warranty Information

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