Showing posts from December, 2017

Non Invasive Blood Pressure Measurement

Non Invasive Blood Pressure Measurement Invasive measurement refers to the measurement of BP by placing an intravascular can…

Systolic Pressure and Diastolic Pressure

Blood pressure (BP) is the pressure exerted by the circulating blood on the walls of blood vessels. For each heart beat the …

Spirometer Working Principle

Spirometer is the most widely used instrument for the measurement of various lung capacities and respiratory volume. Working…

Impedance pneumography

It is an indirect method used for the measurement of respiratory rate. It is comparatively simpler method because it does no…

Types of Ventilator Modes

There are mainly three different types of Ventilators: A. Assist mode: In the assist mode, the patient is able to control th…

Microprocessor based Ventilators

Microprocessor based Ventilators In a microprocessor based ventilator, the microprocessor will assist for ventilation. A gas…

Respiratory Therapy Equipments

Under certain conditions some patients may be incapable of breathing in natural means. So they will be provided with mechani…

Application of First law of thermodynamics

This law is simply a statement of law of conservation of energy for a thermodynamic system. Suppose a quantity of energy ΔQ …

Thermodynamics Lecture Notes

Thermodynamics is the branch of physics which deals with process involving heat, work and internal energy. Its scope is very…

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