Saturday, January 9, 2010

Electronic Stethoscopes


Stethoscopes, like any medical procedure has undergone many changes and improvements.The improvement is due mainly to ensure that physicians and other health professionals have no problem at all to hear t
he sound of the body by examining the patient. In the past, and today most often used is Stethoscopes negative. Media Stethoscopes soundtrack in the chest, through the hollow tube of rubber in the ear of the listener. The pieces often include a box of X-rays on one side and a bell or an empty glass on the other side to hear the different sounds of the pa
tient's body. If you place the membrane of the patient's body can produce sound vibrations in the diaphragm to create sound waves that travel through the hollow tube of rubber in the ear of the listener. Moreover, if the bell is placed on the patient's body, the vibrations of the skin directly produce sound waves travel into the ear of the liste
ner. Membrane is used to transmit high frequency sound, while the bell is used to transmit the low-frequency sound.However, the main problem with the sound Stethoscopes noise is extremely low and could be a major concern in noisy environments.

This problem has led to the development of electronic stethoscope.
An electronic tube heard the noise amplified your body to a level that can be heard in the comfort of the audience. The process involves converting sound waves into electrical signals, which can then be amplified and converted back to sound waves to hear better. An electronic stethoscope comes with many benefits. Some advantages are:
Assistive devices: an electronic stethoscope is provided with a means to complement and volume can be adjusted.

This allows physicians and other health professionals to determine the preferred payment for each patient. They can increase the intensity of its main body, for patients with obesity, or an environment where more noise. Volume of an electronic stethoscope can be adapted to a moderate level for children, because they have a strong tone of the heart.

Crystal-clear sound: a stethoscope electronic tool to convert sound into electrical signals are processed, then listen to crystal clear. So, no hollow tube of rubber, as in the case of stethoscopes negative.

Easily switch between modes: with an electronic stethoscope, you must remove the key and turn the pieces of the chest between the diaphragm and bell mode. Change the doctors work directly electronic stethoscope will be much easier.

Noise reduction: An electronic stethoscope, in most cases, it also has a function of noise reduction allows listeners to hear the body sounds clear even in noisy environments.

Registration Tip: You can also connect an electronic stethoscope on an iPod or a laptop to record the sounds of the body and hear the sound reproduction fidelity. Easy to set up the interface.

Besides the weight, the electronic stethoscope is lightweight and has great battery life. Given all the great features is certainly a good deal.

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