EWH's BMET Library

Browsing Repairing Medical Equipment by Issue Date

Browsing Repairing Medical Equipment by Issue Date

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  • Skeet, Muriel; Fear, David (VSO, 1995)
    The selected suction cap is placed on the baby’s head when it appears. The screw valve on the vacuum pump is closed and the pump is pumped by hand until a vacuum is created. The level of this is indicated on the vacuum ...
  • Unknown author (WHO, 1996)
    This article provides schematics as well as describing th operation of blood pressure machines or sphygmomanometers.
  • Unknown author (WHO, 1996)
    The choice of laboratory equipment must take into account national regulations and the technical premises that determine the requirements for its appropriate use. The more complex an instrument is, the more the user will ...
  • Unknown author (WHO, 1996)
    Stethoscopes require little maintenance apart from replacement of lost, cracked, or broken parts, such as ear-pieces and diaphragms (Fig. 3.3). On the older types, the tubing may perish and need replacing. While it is ...
  • Unknown author (WHO, 1996)
    The usual atmospheric pressure used for calibration is 760 mmHg (100 kPa or 14.7 psi), which is the standard at sea level. Negative pressure is any pressure that is less than atmospheric, or zero, on the pressure gauge. A ...
  • Unknown author (WHO, 1996)
    Refrigeration is the result of the absorption of energy (heat) during the evapora­ tion of a liquid. A refrigerant liquid is circulated through a closed system of pipes, in which on one side (refrigeration chamber) it is ...
  • Unknown author (WHO, 1996)
    Cell counters are used for haematological measurement. Semi-automated and automated cell counting has proved to be much more reliable than microscopic cell counting, because a far greater number of cells can be counted ...
  • Unknown author (WHO, 1996)
    In surgical diathermy, a high-frequency electric current (0.5—2 MHz) is used to produce heat to seal (by coagulation) blood vessels, or to cut and seal at the same time. The heating can be regulated by a variable ...
  • Unknown author (WHO, 1996)
    Ultrasound is used in medicine for both diagnostic and therapeutic procedures, but the equipment differs. For diagnosis, ultrasound echography is commonly used to produce cross-sectional images of the body. The Doppler ...
  • Unknown author (Ziken International, 2004)
    La anestesia es una condición intrínsecamente riesgosa: la depresión del sistema nervioso producida por los anestésicos puede acompañarse de alteraciones importantes de las funciones respiratoria y cardiovascular. ...
  • Unknown author (2004)
    La falla o insuficiencia respiratoria puede ser de dos tipos: En la oxigenación, que se caracteriza por disminución en la presión parcial de oxígeno en la sangre arterial. En la ventilación, caracterizada por ...
  • Unknown author (Cenetc-Salud, 2004)
    Como se dijo anteriormente la fototerapia es el tratamiento comúnmente utilizado para la hiperbilirrubinemia neonatal y se basa en la fotodegradación que experimenta la bilirrubina in vivo e in vitro, dando lugar a ...
  • Unknown author (Cenetec Salud, 2004)
    Podemos decir que al infundir un líquido a un paciente a través de un acceso vascular, establecemos un sistema formado por las líneas o “sets” de infusión y la vasculatura del paciente. Para este sistema, se cumple la ...
  • Unknown author (Ziken International, 2004)
    Las cunas de calor radiante son unidades diseñadas para proporcionar calor radiante a los neonatos, con el fin de que puedan mantener una temperatura corporal de 36° a 37° C. Los neonatos que son sometidos a este tratamiento ...
  • McClelland, Ian R (WHO, 2004)
    The aim is to provide routine maintenance procedures for the automatic film processor.This module presents a series of regular maintenance schedules. When used with sensitometry techniques, this module can be used to ...
  • McClelland, Ian (WHO, 2004)
    Routine maintenance is a procedure to ensure equip- ment is kept in good condition, and provide a long operating life. Routine maintenance may also discover potential problems, which could cause equipment failure. Potential ...
  • Unknown author (Ziken International, 2005)
    La desfibrilación es la entrega de corriente eléctrica al músculo de corazón, ya sea de forma directa al pecho abierto o indirectamente a través de la pared del tórax para terminar con una fibrilación ventricular ...
  • Unknown author (Cenetec Salud, 2005)
    Las lámparas quirúrgicas son dispositivos que emiten una luz la cual ilumina un campo quirúrgico por un tiempo prolongado, para una visualización óptima de objetos pequeños y de bajo contraste en profundidades variables ...
  • Malkin, Robert (Engineering World Health (EWH), 2006)
    This article describes the principles of operation of ECGs as well as common problems associated with these devices.
  • Malkin, Robert (2006)
    This article describes the clinical use of anesthesia machines as well as common problems and engineering details

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