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Germany Ryder Riester stethoscope is good, ** has sales.
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Medifen and Ruide are all imported.
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Hanhong electronic stethoscope, a domestic brand, can switch heart and lung sounds, and the quality of the stethoscope is no worse than that of 3m.
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HMYL new brand, cost-effective. Among them, there are several inverter stethoscopes, which are jointly developed by the United States, Taiwan and mainland China, and are a very good choice for physicians with high stethoscope requirements.
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Shanghai Medifen's stethoscope is also very good, specializing in the production of stethoscopes and blood pressure monitors, Medifen is an American company with a factory in Shanghai, which used to be exported, and the quality of the stethoscope is no worse than 3m (Medifen does not do electronic), ** is also more moderate!
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Yuyue brand, 24, a professional manufacturer of domestic medical devices, sold by pharmaceutical companies. It's pretty good in a single tube.
Beijing Yijiantong Science and Technology Development is the main Littmann stethoscope of the American 3M company.
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Stethoscope brand: Madifen's in the United States is very good, I bought it on **last year, **shopkeeper: wangzhen19870, I bought it here, you can go and see it. Hope it helps.
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Difference Between Stethoscope Single Hearing and Double Hearing:
1. The objects targeted by the two are different: the single hearing of the stethoscope is mainly to auscultate the low-frequency murmur in the lungs and heart sounds, while the bell-shaped chestpiece of the double hearing can capture the high-frequency murmur when the heart is beating.
2. There is a difference between the two on the control head: there is only one probe with a single stethoscope"Tapered"Probes, which are usually advantageous when listening to small murmurs (e.g., fetal heartbeat, systolic murmurs);
In addition to the tapered probe, the dual-purpose stethoscope can also be fitted with a thin-film probe (the most common one), and both probes can be installed and removed at the connection (but only one can be installed at a time, and one can be removed and the other can be replaced if needed).
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The stethoscope is the most commonly used diagnostic tool for internal and external gynecologist and pediatricians, and it is the symbol of the physician, and modern medicine began with the invention of the stethoscope. Since the stethoscope was applied in clinical practice, the shape and sound transmission mode have been continuously improved, but its basic structure has not changed much, mainly composed of the pickup part (chest piece), the conduction part (hose) and the hearing part (ear piece).
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Summary. Kefu (China) Medical Science and Technology Development is a high-speed development enterprise focusing on medical equipment in Germany, is the world's largest medical equipment manufacturer, China is headquartered in Changsha, China, the company is the largest professional manufacturer of nursing, medical oxygen supply and medical clinical series of medical equipment, the production of more than 50 varieties of products, nearly 400 kinds of specifications, is one of the most abundant products in the domestic industry production enterprises.
Kefu (China) Medical Science and Technology Development is a high-speed development enterprise focusing on medical equipment in Germany, is the world's largest medical equipment business, China is headquartered in Changsha, China, the company is the largest Dan Dana in China, medical oxygen supply and medical clinical series of medical model therapy equipment professional production enterprises, the production of a total of more than 50 varieties, nearly 400 kinds of fibrillation specifications, is one of the most abundant products in the domestic industry production enterprises.
Sean: Shousan is affiliated to Jiangsu Lude Medical Electronics Co., Ltd., a well-known blood pressure monitor brand, which began in 1993, and is a leader in China's family medical device industry, integrating manufacturing, research and development, and first-class medical device manufacturing. SCIAN is mainly engaged in four categories of medical and health products, namely blood pressure detection, nebulization**, home care, and department diagnosis, and its products are exported to many countries and regions such as Europe, Asia, America, Africa, and Oceania.
Yuyue: Yuyue Medical Clinic, an A-share listed company in China. Since its establishment in 1998, Yuyue has been committed to the cause of life and health, bringing professional health management concepts and advanced product solutions to thousands of families, creating a large health ecosystem composed of family medicine, clinical medicine and Internet medicine, and forming a professional service platform covering medical devices.
Kalent: Its main products are alcohol cotton pads, drip infusion alarms, medical adhesive tapes, disposable syringes, medical isolation masks, special shortage of medical auscultation and stare devices, vision training anti-regret transfer and other products.
Founded in 1995, Jiangsu Yuanyan Medical Equipment Co., Ltd. is a scientific and technological medical equipment and medical equipment manufacturing enterprise integrating R&D, design, manufacturing and sales. The company has more than 30 patents, 3 invention patents, the company covers an area of 20,000 square meters, construction area of 12,000 square meters, at present, the company has a fixed capital of 30 million yuan, 120 employees.
Here are the top five stethoscopes for babies and toddlers.
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When I was rotating in the heart, I followed the academician to make rounds, and I was fortunate to use the stethoscope of the electronic stethoscope worth more than 7,000 soft sister coins of 3m to listen to the diagnosis. How to describe it, it is that the patient has a very slight diastolic murmur, which no one else's stethoscope can hear. Only with the electronic earpiece stethoscope can it be separated and magnified to be able to hear clearly.
After all, the technical content is in the first place, and it is expensive....
Moreover, a 3m stethoscope around the neck can also provide laser engraving services, no matter what the level of auscultation is, it feels immediately improved
In short, you can not only use a high level, but also improve the force, you deserve it.
During the medical student period, Yuyue 15 small stethoscopes used for 7 years, took the license and officially started to work to Pei Li Ran after spending blood to buy a very high level of double-sided stethoscope that is a big head, try it, disturb the hand and others sent the director of the imported auscultation is not much different, that is, the user experience is different, the original version is more comfortable to wear. Anyway, my 35, free shipping.
In fact, this industry is newborns do not need to bring their own stethoscopes, we hospitalized children a child a special stethoscope, all a color fish leap 15 pieces that with a virtual species, the director has worked for more than 30 years with a very nice ah, haha<>
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The stethoscope is the most commonly used diagnostic tool for internal and external gynecologist and pediatrician, and it is the hallmark of the physician, and modern medicine began with the invention of the stethoscope. Since the stethoscope was applied to clinical practice on March 8, 1817, the shape and sound transmission mode have been continuously improved, but its basic structure has not changed much, mainly composed of the pickup part (chest piece), the conduction part (hose) and the auditory part (earpiece).
The French physician Laennec (1781 1826) invented the stethoscope in 1816 and began to be used for clinical diagnosis on March 8, 1817.
At present, the types of stethoscopes include single-purpose stethoscopes, dual-purpose stethoscopes, three-purpose stethoscopes, vertical stethoscopes, multi-purpose stethoscopes and the latest electronic stethoscopes for hail beating; Colors are also available in a variety of colors. Generally, there are many types of earpieces that are divided into different combinations. The flat auscultation head is often used to auscultate high-pitched murmurs, and the bifunctional flat earpiece is used to detect low-frequency heart sounds, dilated and third tones, as well as first and second heart sounds, and can already hear the child's heart sounds.
A bell-shaped auscultation head is often used to auscultate a bass bar high murmur that can hear the baby's heartbeat in the womb. A table auscultation head, often used to auscultate the pulse sound of the wrist.
In the past, stethoscopes did not make much difference in terms of auscultation effect, but now, there are many types of stethoscopes, and the difference between different levels of stethoscopes is not very obvious when listening to normal sound, but there is a world of difference when listening to noise. Generally speaking, the higher the quality of the stethoscope, the better the ability to distinguish between noises and the longer it can be used. A clinician should always have at least one pair of good quality stethoscopes.
The core device of the stethoscope mainly includes 4 parts, pickup, amplification and filter circuit, processing chip and Bluetooth module.
The main function of the pickup is to collect auscultation sounds, which is equivalent to a "microphone". The amplification and filtering device is a "speaker" that amplifies the auscultation sound. The processing chip is used to reduce the interference of noise and ensure that the ideal sound data is obtained.
Finally, the Lanhong Sleepy Tooth module transmits the sound signal to the computer for storage. The auscultation sound data collected by the Bluetooth stethoscope can be transmitted to the computer, or it can be connected to the hospital's HIS system (hospital information system) to match the patient's medical records. <>
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As a fourth-year medical student, I bought a 3m soft-touch stethoscope for cardiology when I went to the physical examination at the beginning of this semester.
The advantages are trembling, the texture is good, and there are many colors (I chose purple in all kinds of entanglements) Not to mention.
The second is that the use experience is good, its earbuds are very comfortable and easy-going, and you won't feel limited or hurt if you wear it for a long time. Also, because my model is soft-touch, it doesn't have to make the patient feel cold when it touches the patient's body. This is important in the winter!
Now when I am practicing the physical examination, I am touched by the cold stethoscope of my classmates**I want to scream....That's by far the biggest benefit I've found.
As for the professional advantages....Gently put the bell type, and the heavy pressure becomes a membrane type, which I think is really high-tech! Other....Maybe because we're just listening to normal people right now, we haven't found out yet. When I become a doctor of cardiology and use it to hear the abnormal sound of the heart of the cave that others don't hear, I'll make up for it!
When I watch American dramas, I see that I use the same stethoscope as them, and the level is so bad, I always have an urge to go and read a good book...<>
Auscultation of the lungs, mainly to listen to the sound of the lungs, if there is a murmur, it may be lung inflammation.
The tube transmits sound, and the sound energy is lost less in it because the spatial constraints cannot be diffused.
Personally, I recommend you to take a look at the Nanka headphones, which are only more than 100 points, very cost-effective and durable.
There are more domestic geared motor brands, and there are more comprehensive ones. Reach. The varieties of reducer electromechanical are: planetary reducer motor, gear reducer motor, coreless reducer motor, brushless reducer motor, brushed reducer motor, and stepper reducer motor.
The air purifier of the Tianyu brand is remotely controlled in this regard.