exist Rene Laennec Before the a stethoscope，Doctors can only listen to the sound of the patient and the heart in this way.。 Laennec The invention advances medicine forward a big step forward，Until today，Doctors can't forgive him。
Ball cat：How many people are，Give up as a doctor（Just Cathol，just kidding）
Small pollution：Stethoscope is also stumbling blocks that hinder human progress
Lin Ruosong：You didn't find this picture map there was not right.
Old driver：Honey，Medical big retreat
(cardiology iv diagnostic stethoscope brass-finish chestpiece black tube)Ancestral Chinese Traditional Chinese Medicine：If there is no stethoscope，I may go to do a doctor.Pan Chen：It is still not forgive than mosaic.！
So，Let us come together today.
Talk about the story of the stethoscope。
This is from 19 Century Europe
(cardiology iv diagnostic stethoscope brass-finish chestpiece black tube)that time，Some doctors have noticed the audio signal in the body.，And start using。However, the stethoscope has not appeared yet.，Seeing the sound of the doctor to listen to the sound，The only way is to directly post the ear to the patient's chest。Male patient is actually good
Female patient……
Renek is a good person，But at the same time is a slightly irritated、Meng Meng。he 43 I will marry a widow.。
Back to the topic。
1816 year，Renek is giving a young female patient to check heart disease。This is not a key point。
Focusing on，The young girl is too big.。。。As a shy and straightforce，He doesn't dare。。。
(cardiology iv diagnostic stethoscope brass-finish chestpiece black tube)
As a result, I walked.，I don't stop thinking.。。。binggo!!!
(cardiology iv diagnostic stethoscope brass-finish chestpiece black tube)
Because he often playing flute，At this time, I'm.。
Ling machine，Roll into a cylindrical shape。
Pressure in the chest，Actually，Can clearly hear your heartbeat。(wipe，Isn't this the derivative version of our ancient diaphragm diagnosis)
(cardiology iv diagnostic stethoscope brass-finish chestpiece black tube)
Go back home，He immediately found someone to make a hollow tube，long 30 cm，caliber 0.5 cm，For easy carrying，Divided into two，Thread can be rotated，This is the first auscultation。
Renaike will this wooden+Brass diagnosis tool named stethoscope（ stethoscope ）。Because this auscultation is like a flute，Be called「Physician's flute」。
(cardiology iv diagnostic stethoscope brass-finish chestpiece black tube)later，He started seeing this.↓↓↓
1819 year，Renaike also published a monograph《Indirect confusion》。In this book，Renaike detailedly described the diagnosis of water and light rock——The heart of the heart and the sound of the lungs via a stethoscope。
(cardiology iv diagnostic stethoscope brass-finish chestpiece black tube)He also carefully classify various diagnosis，And the clinical observation and anatomy is based on the various sounds.。(cardiology iv diagnostic stethoscope brass-finish chestpiece black tube)
Later, one named George·Carmen（ George Cammann ）Doctors have made significant improvements，Specifying acoustic waves with a metal bend with both ends，Then use the rubber tube to connect the listening head and the bend，This is more flexible in this way。
This structure is still a standard design for stethoscope。
after that，I have played all over the world.
↓↓↓
Due to the invention of stethoscope，Make Renaike to diagnose many different pleural diseases，He is also honored by the future generation「Parent of the chest medicine」。
(cardiology iv diagnostic stethoscope brass-finish chestpiece black tube)Unfortunately，at that time，Renacn（Tuberculosis），exist 1826 I died in the year.，Increasing 45 age。(cardiology iv diagnostic stethoscope brass-finish chestpiece black tube)
The important stethoscope is also called by him.「The greatest heritage in my life」。
To remind everyone，That's Europe，Bath is a luxury thing（Some people even think that taking a bath will lead to diseases）。Some people can take a bath all year round.。So at that time, it is very tested with the bottom line of the smell.。
but，There is still a modern man who has experienced that year or consistent：A male man like Rennek is not very common.。
(cardiology iv diagnostic stethoscope brass-finish chestpiece black tube)So until today，Doctors can't forgive him。but，These doctors have always been grateful to Dad Nice
That is
(cardiology iv diagnostic stethoscope brass-finish chestpiece black tube)(cardiology iv diagnostic stethoscope brass-finish chestpiece black tube)veterinary！veterinary！veterinary！
