Cardiac Output Computer Simulator - A DIY project


In clinical practice cardiac output can be estimated with the thermodilution method. A catheter is inserted into the pulmonary artery. The catheter has a thermistor in the tip measuring the temperature of the blood. A second thermistor is inserted into a bag of saline to...     more >



Laboratory Balances - A training Course


Laboratory balances are sophisticated and sensitive electromechanical devices which need special care and knowledge in the usage, maintenance and repair.                                                                    more >



LAN Cable Tester - A DIY project


With this small tester you can easily check LAN network cable (RJ45, RJ11) for continuity, short-circuit and new assembled cables for the right sequence of the wires.
The tester is powered by a rechargeable mobile phone battery.                                                         more >



Precision Voltage Reference - A DIY project


You do calibration for electronic equipment? What about your own measurement equipment? When did you calibrate your multimeter the last time? Read how simple it is to build a precision voltage reference for multimeter calibration.                                                     more >



Electronic Training Course (12) - Power Supplies


Many failures of medical (and electronic) equipment due to power supply defects. Therefore a lot of devices can be repaired just with the knowledge of the functioning of power supplies...                                             more >



New Service Manuals


900 new service manuals I could now add to the website. Thanks a lot to the colleagues from all over the world who sent me CDs, DVDs and even a hard drive full of manuals. The 2.000 user manuals I still have I will upload bit by bit in the next months - but first I need a break...



Simple made X-Ray Detector - A DIY Project


Recently I received an email from Keith Feay in which he introduced his simple made X-ray detector. The little unit is cheap and made from readily available materials. Here Keith's building instruction.                               more >



X-Ray Phantom in a CD Jewel Case - A DIY Project


Commercial X-Ray Phantoms are expensive and bulky. Usually they are made out two glass panes and so they are not durable in day-to-day operation. My solution for a DIY-X-Ray Phantom is made out of a CD jewel case. It is handy, available everywhere, and durable.          more >



Microscope Conversion to LED Light - A DIY Project


This instruction shows how to convert a standard microscope with light bulb to LED light. Only a cheap mobile phone charge can be used as the power supply because of the much lower power consumption of the LED light. The whole LED system costs less than 20 €. more >



ECG Patient Simulator - A DIY Project


One of the most important test equipment in the biomedical workshop is the ECG Tester or Patient Simulator. The Patient Simulator is connected to the ECG monitor and delivers the typical ECG signal. Only with such a tester an ECG monitor can be repaired...          more >



The Oxygen Concentrator - A Training Course


An oxygen concentrator produces oxygen by filtering the oxygen out of the ambient air. This technology is cheaper, safer and easier to handle than tank systems with compressed oxygen. In Europe oxygen...             more >



Electronics - A Training Course


The aim of this course is to provide the necessary electronic basics as well as all practical skills to repair and maintain electronic hospital equipment. It is not an academic study for engineers but...                   more >



EMO - Service Instruction


Before starting make sure that all tools are available. Besides a set of normal blade srew drivers you will need some special tools. For opening...                      more >



OMV - Service Instruction


created by the participants of the CCBRT Anaesthesia Maintenance Training Course 2008
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