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Datex-Ohmeda Tec 7 User Manual

Datex-Ohmeda Tec 7
48 pages
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Tec 7 Vaporizer
User’s Reference Manual
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Datex-Ohmeda Tec 7 Specifications

General IconGeneral
ManufacturerDatex-Ohmeda
Agent SpecificYes
Temperature CompensationAutomatic
Flow CompensationAutomatic
AgentSevoflurane, Isoflurane, Halothane, Enflurane
Vaporizer TypeVariable bypass
Flow Rate Range0 to 15 L/min
CalibrationAgent-specific calibration
Output Concentration Range0 to 5%

Summary

User Responsibility

1 Introduction

Precautions

Important safety warnings and precautions to be followed before operating the device.

2 Description

Important

Key information and recommendations regarding the vaporizer's use and documentation.

Symbols

Explanation of various warning symbols and technical notations used in the manual.

What is a Tec 7 Vaporizer?

Overview of the Tec 7 Vaporizer's design and intended use in inhalation anesthesia.

Control dial

Description of the single control dial used for setting anesthetic agent concentration.

Safety interlocks

Explanation of the interlock mechanism ensuring safe operation with manifold systems.

Vaporizer identification label

Information about the label used to identify the type of vaporizer.

3 Setup and Mounting Procedure

Vaporizer mounting procedure

Step-by-step guide for securely mounting the vaporizer onto the anesthesia manifold.

Mounting the vaporizer

Detailed instructions for attaching the vaporizer to the manifold, including lever operation and manifold preparation.

Checking the vaporizer for correct mounting

Procedure to verify that the vaporizer is properly secured and functioning correctly on the manifold.

Removing the vaporizer from a manifold

Instructions for safely detaching the vaporizer from the anesthesia manifold.

4 Operating Instructions

Setting the dial

How to adjust the control dial to set the desired anesthetic agent concentration.

Filling and draining the vaporizer

Procedures for safely filling and draining the vaporizer with anesthetic agents.

Filling procedure with funnel filler

Step-by-step guide for filling the vaporizer using the funnel filler system.

Draining procedure with funnel filler

Instructions for draining the vaporizer using the funnel filler system.

Filling procedure with Easy-Fil™

Guide for filling the vaporizer using the Easy-Fil™ agent specific filling system.

Draining procedure with Easy-Fil

Instructions for draining the vaporizer using the Easy-Fil™ system.

Filling procedure with Quik-Fil™

Steps for filling the vaporizer using the Quik-Fil™ agent specific filling system.

Draining procedure with Quik-Fil

Instructions for draining the vaporizer using the Quik-Fil™ system.

5 Maintenance

User maintenance

Guidelines and warnings related to user maintenance and avoiding tampering with the vaporizer.

Maintenance intervals

Recommended intervals for performing maintenance and safety inspections.

Cleaning

Detailed instructions for cleaning the vaporizer's external and internal surfaces.

External cleaning

Procedure for cleaning the exterior of the vaporizer with a moist cloth and mild detergent.

Internal contamination

Steps to take if the vaporizer is contaminated with incorrect agents or substances.

Output concentration check

Procedure for verifying the accuracy of the vaporizer's delivered agent concentration.

Checking the calibration

Information on confirming the vaporizer's calibration accuracy and factors to consider.

Analytical techniques

Methods and considerations for field checking vaporizer calibration using analytical techniques.

Service Policy

Information on where and how to obtain authorized repairs and maintenance services.

6 Principle of Operation

Interlock mechanism

How the locking lever and control dial interlock for safe operation.

Delivery of gas/agent vapor

Overview of how the vaporizer delivers anesthetic agent vapor through gas flow.

Bypass circuit

Explanation of the bypass circuit that controls gas flow proportion.

Vaporizing chamber circuit

Description of the vaporizing chamber circuit and how it enriches gas with anesthetic vapor.

7 Specifications

Calibration

Information on how the vaporizer is calibrated and the calibration certificate.

Performance

Details on vaporizer accuracy, liquid capacity, flow resistance, and operating temperature ranges.

Weight and dimensions

Physical specifications including weight, depth, width, and height of the vaporizer.

Flow characteristics

Graphs illustrating the effect of flowrate and temperature on vaporizer output for various agents.

Anesthetic agent consumption

Calculations and examples for estimating anesthetic agent consumption rates.

Barometric pressure

How ambient barometric pressure affects vaporizer output and compensation.

Ambient temperature

Impact of ambient temperature variations on vaporizer output accuracy.

Back pressure

Explanation of how steady and fluctuating back pressures affect vaporizer output.

Carrier gas composition

Effect of using carrier gases other than oxygen on vaporizer output.

Time out of service

Description of transient vapor concentrations after periods of inactivity.

Warranty

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