EWH's BMET Library

Browsing Topics and Professional Development by Title

Browsing Topics and Professional Development by Title

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  • O-Rings 
    Unknown author (2018)
    An O-ring is a rubber loop. An O-ring sits in a groove between two parts of a machine. Sometimes an O-ring is not visible until a machine is disassembled. When compressed, an O-ring forms a seal. The seal prevents liquid ...
  • Unknown author (WHO, 1995)
    If the instrument is not in use for any length of time, remove the batteries to prevent corrosion. Removal of batteries that have corroded can be difficult. If the rheostat assembly can be removed from the handle, soaking ...
  • Unknown author (EWH, 2018)
    Power plugs and cables are used to connect electrical devices to AC power. Plugs or electrical outlets that are incorrectly wired can prevent a machine from working properly. Plugs and electrical outlets with loose connections ...
  • Unknown author (2018)
    This test measures the concentration of oxygen in a sample of air. This test can be used to measure the output oxygen concentration of an oxygen concentrator. Oxygen concentrators must be tested to insure that they are ...
  • Unknown author (2018)
    A door is a moveable barrier used to cover an opening. Doors are hinged along one side. Hinged doors usually have two or three hinges. Some medical equipment has small case doors that will need replacing or repair. Use ...
  • Unknown author (WHO, 2014)
    This document provides a summary of recommendations for personal protective equipment (PPE) to be used by health workers providing clinical care for patients with filovirus infection (Ebola and Marburg). The recommendations ...
  • Unknown author (OpenStax College, 2016)
    If a tree falls in the forest and no one is there to hear it, does it make a sound? The answer to this old philosophical question depends on how you define sound. If sound only exists when someone is around to perceive it, ...
  • Unknown author (WHO, 2005)
    Mechanical micropipettes (Fig. 2.22) can only be recommended where a reliable supply of new disposable tips is readily available. They are used for the delivery and/or dilution of biological samples in the volume range ...
  • Wikibooks Contributors (Wikibooks, 2006)
    In this chapter we will discuss the topics covering pregnancy, from conception to birth. The chapter will cover fertilization, implantation of the zygote, to becoming a fetus, the three trimesters, and the progressive ...
  • Andrea Cassano-Piché, et. al (HumanEra @ UHN & IFMBE Clinical Engineering Division, 2015)
    Biomedical technology professionals are often involved when a healthcare organization decides to procure a new medical technology. As such, technical professionals in these roles are well positioned to apply human factors ...
  • Unknown author (EWH, 2018)
    Electrical tape is used to insulate electrical wires. It is also possible to use electrical tape to secure groups of wires together. Use electrical tape when heat shrink tubing is not available. Electrical tape is sometimes ...
  • Unknown author (EWH, 2018)
    An electric motor converts electrical energy into mechanical energy. Motors are found in many diverse applications. Motors may be powered by DC or AC. A commonly used motor is the single phase Ac induction motor. Motors ...
  • Unknown author (OpenStax College, 2016)
    There is an ongoing quest to find substructures of matter. At one time, it was thought that atoms would be the ultimate substructure, but just when the first direct evidence of atoms was obtained, it became clear that they ...
  • Unknown author (EWH, 2018)
    A bearing is a device to allow constrained relative motion between two or more parts. A bearing typically allows rotation or linear movement. Improper care of bearings leads to friction in the motor. Friction in the motor ...
  • Unknown author (2018)
    Heating elements are used within devices to create heat. Heating elements are designed to have a low resistance. A low resistance causes electrical current flowing through the heating element to be converted to heat. Medical ...
  • Unknown author (EWH, 2018)
    Incandescent and LED light bulbs are used as indicator bulbs in electronic instruments. Indicator lights communicate information about how the equipment is functioning. Non- functional bulbs must be replaced.
  • Unknown author (EWH, 2018)
    A temperature control device controls the temperature in an enclosed space. A temperature safety ensures the air remains at the temperature the user determines or does not exceed a safe temperature. Temperature safety ...
  • Unknown author (EWH, 2018)
    An analog meter measures voltage and current in an electric circuit. An ammeter is an analog meter measuring current in an electric circuit. A voltmeter is an analog meter measuring voltage in an electric circuit. Analog ...
  • Unknown author (EWH, 2018)
    Batteries are often used to power electronic devices. Batteries provide the required current and voltage. Secondary batteries (rechargeable) have a limited capacity. Recharging batteries can be costly. Secondary batteries ...
  • Unknown author (EWH, 2018)
    There are switches in many types of medical equipment. Switches are located on both the user interface and inside the machine. This unit describes how to find an appropriate replacement switch for your machine. If you have ...

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