Category: Medical

Silicone seal ring manufacturer today: Dongguan Ruixiang Precision Silicone Products Co., Ltd. is a silicone tube supplier & company that integrates design, research and development, production, and sales. We have an experienced and skilled professional team dedicated to the research, production, and quality control of silicone products. We have an experienced professional team. Produce custom silicone tubing products with a minimum inner diameter of 0.14mm and a thinnest wall thickness of 0.1mm. We have obtained IS013485 certification and have a Class 10,000 cleanroom. Our custom silicone tube products can pass FDA, LFGB, RoHS, REACH, and biocompatibility testing. Our customers are spread across more than 50 countries worldwide, and we have long-term cooperation with over 5,000 enterprises and traders. Discover extra details at medical silicone tube.

As one of the most professional food grade hose suppliers, Ruixiang has been specialized in food grade silicone tubing manufacturing for 12 years. The Food Silicone Tube is a flexible and durable tube made from high-quality silicone that is safe for use with food. It can be used for transferring liquids, food, and beverages without any risk of contamination or leaching of harmful chemicals. Silicone molded products are items that have been created through the process of molding silicone into a specific shape or form. These silicone rubber products are known for their durability, flexibility, and heat resistance, making them ideal for a variety of applications such as kitchen tools, medical devices, and industrial components.

Double-row silicone tubing is a tubular product fabricated from high-quality silicone material, featuring a two-parallel-channel design. This design enables it to concurrently convey multiple fluids or gases, enhancing the efficiency of utilization. Double-row silicone tubing possesses excellent high-temperature resistance, chemical corrosion resistance, and flexibility, rendering it suitable for various application scenarios. Outstanding temperature resistance: It can operate normally within the range of -50°C to 250°C. See extra details on https://www.medicalsiliconetube.com/.

To extend the lifespan of silicone tubing and maintain its good performance, regular maintenance and cleaning are necessary:.Regular Inspection: Periodically check for cracks or signs of aging to ensure proper functionality. Cleaning Method: Clean the tubing with warm water and a mild detergent, avoiding strong acids or alkalis. Storage Environment: Avoid exposing the tubing to high temperatures or direct sunlight; store it in a dry, cool place. After the solution and design were confirmed, Ruixiang began the sample production phase. We created initial samples based on the client’s requirements and conducted rigorous quality testing to ensure each sample met the design specifications and safety standards.

Biocompatibility: Silicone is non-toxic, hypoallergenic, and resistant to bacterial growth, which makes it safe for direct contact with pharmaceutical products or biological fluids. Chemical Resistance: In your processes, you may deal with harsh chemicals, solvents, and sterilizing agents. Silicone tubing is highly resistant to acids, alkalis, alcohols, and even high-concentration disinfectants, making it ideal for your needs. Temperature Stability: Pharmaceutical operations can expose materials to extreme temperatures. Silicone tubing remains stable over a wide temperature range (-55°C to +250°C), making it suitable for both high-temperature sterilization and low-temperature storage.

Dental implants dentist London: Dental bonding involves the application of tooth-colored composite resin. Your dentist uses this material to cover up and conceal cracks, craze lines (hairline cracks), discoloration and other cosmetic imperfections. Dental bonding can change the shape of a tooth to make it longer, wider or more uniform. Dental bonding usually needs replacing every five to seven years. It doesn’t require the removal of natural tooth enamel either, which means it’s completely reversible. Porcelain veneers – Made of medical grade ceramic, porcelain veneers are thin, strong shells that adhere to the front surfaces of your teeth. Like dental bonding, veneers can conceal a wide range of cosmetic flaws, including chips, cracks and discoloration.

Toothpaste: Teeth whitening toothpaste is also available, however, these products contain abrasive materials that help remove surface stains. Some whitening toothpastes also contain small amounts of peroxide. Cosmetic Dental Veneers – A veneer is a thin shell made out of porcelain or composite material. Veneers are custom-made and cemented to the front side of the tooth. They can be used to treat dental conditions such as a slightly crooked tooth, discolored teeth, or chipped teeth. They can even cover spaces in between the teeth. The lifespan of a veneer varies from person to person, but most will last around 20 years. Dental implant placement is an invasive procedure, so patients receive sedation during the procedure along with a local anesthetic. Read more information on gum treatment.

Boosted Self-Esteem – Missing teeth can negatively impact your self-esteem and confidence. Dental implants can restore your smile and help you feel better about your appearance. This boost in self-esteem can have a positive effect on your social interactions, professional life, and overall quality of life. With dental implants, you can smile, speak, and eat with confidence, knowing that your teeth look and feel natural. Prevention of Bone Loss – When you lose a tooth, the jawbone in the empty space deteriorates due to lack of stimulation. Dental implants are the only tooth replacement option that also replaces the root of the tooth, providing the necessary stimulation to the jawbone. This stimulation helps prevent bone loss and maintains the structural integrity of your jaw, preserving your facial structure and preventing the sunken appearance often associated with missing teeth.

Brush your teeth twice a day. This is a given, but many people still need to be reminded to brush their teeth at least twice a day. Because plaque can harden into tartar, frequent brushing helps teeth to stay whiter and healthier than in people who brush less often. How you brush is also important. Angle the bristles toward the gumline at a 45-degree angle, with just enough pressure to make the tissue a lighter color. Gently make small strokes, focusing on only one or two teeth at a time. This will keep your gums healthy and remove the most plaque.

They may be packed with disease-fighting antioxidants, but a glass of red wine, cranberry juice, or grape juice also stains teeth easily. That doesn’t mean you should give them up, but remember to rinse your mouth after you drink. These aren’t the only teeth-staining foods to be aware of. The deep color of these fruits and veggies gives them their nutritional punch. But blueberries, blackberries, and beets leave their color on teeth as well.

Drink smart to avoid stains on your teeth: Any beverage that has a dark color such as coffee, tea, and red wine discolors teeth, and so do sodas and cocktails. However, what many people may not realize is that additional drinks such as blueberry, blackberry, and pomegranate juices can also lead to the formation of stains on the teeth. This is also true if these darker berries are used in smoothies. To ensure you do not stain your teeth yellow from fruit juices or soda, use a straw; prevent your teeth from being eaten away by coffee by rinsing your mouth with water. Apply Coconut Oil: This one is slightly unconventional, but it works! Coconut oil is a teeth whitener and, if used correctly, could help enhance your smile. Applying coconut oil is simple; you can rinse your mouth using a spoonful of coconut oil for about five minutes or use a few drops on your denture brush to paint it to get all the benefits of this great method.

A large number of cases involving headaches, muscle spasms and pain in the jaw are a dental problem. If your teeth don’t close together properly, are heavily worn, crowns are constantly breaking, you have ringing in your ears and difficulty in opening or closing your mouth, you may well be suffering from TMJ problems. The medical and dental profession are becoming increasingly aware of the intricate relationship between proper bite and the muscles and nerves of the jaw joint. A very delicate balance must occur in the chewing system for total harmony, comfort and stability.

We place a huge emphasis on preventive dentistry which starts at the very beginning of each patients journey with their initial assessment. We like to educate patients with diet and hygiene advice so they can help prevent potential dental situations. We feel preventing new dental issues is our responsibility and take huge satisfaction in the knowledge that our beautiful dentistry could potentially last for the rest of a patients life. See additional details at 75harleystreet.co.uk.

Make an appointment. Most experts recommend a dental check-up every 6 months — more often if you have problems like gum disease. During a routine exam, your dental hygienist will remove plaque build-up that you can’t brush or floss away and look for signs of decay. They will also look for early signs of oral cancer, wear and tear from teeth grinding, and signs of gum disease.

Porcelain veneers dental services Hampstead 2025: Recovery and Aftercare – Proper recovery and aftercare are crucial for successful results following dental implant surgery. Discomfort and swelling can be managed with prescribed medications. Maintaining oral hygiene is essential to prevent complications. A soft diet and avoiding hard foods can aid in a smooth recovery. Regular follow-up appointments with your Hampstead, UK dentist ensure proper healing of the implants, enhancing their longevity and improving your quality of life. Advantages of Choosing Dental Implants – Choosing dental implants offers long-lasting benefits. Unlike removable dentures, implants are a permanent part of you, providing comfort and convenience. They support oral health by preserving the jawbone and preventing further tooth loss, ensuring a healthy and bright smile. Find extra information on wisdom teeth removal Hampstead, UK.

Durability: Dental implants are the longest-lasting solution for a missing tooth. They can last a lifetime if properly maintained, so it is a one-time investment that you can benefit from your entire life. The implant is resistant to decay and erosion and is a great option for heavy chewers and those with demanding eating habits. Bone preservation: The jawbone can experience loss of bone structure and strength when a tooth is missing. Over time, neighboring teeth can become damaged due to the exposed bone. The jaw can be preserved through the use of dental implants, which integrate with the jawbone and help to reduce the risk of bone loss.

If you need a trusted and expert dental hygienist with an excellent oral hygiene reputation, our state-of-the-art Hampstead clinic can help. Benefit from a highly skilled dental hygiene team that includes hygienist Frances Robinson who has extensive oral hygiene experience. Frances is very attentive, gentle and thorough with her patients whom she always puts first. Frances is registered as a hygienist at the General Dental Council (GDC No: 259549) and is a member of the British society of dental hygienists and therapists.

What are the early signs and symptoms of mouth cancer? Cancer can occur in any part of the mouth, on the tongue, lips and in the throat. Sadly, mouth cancer has a very high mortality rate. This is due to late detection. The positive news is that a “precancer” will sometimes form a long time before cancer develops, and if detected early, it can be treated rapidly with an excellent chance of prevention or cure. Some of the early symptoms of mouth cancer include: An ulcer or a sore throat that has persisted longer than three weeks; A white or red patch on the soft tissue, gums, tongue or lining in the mouth; A chronic sore throat or hoarse voice that persists for longer than six weeks; Difficulty in swallowing or a constant feeling that something is caught in the throat; A neck swelling that persists longer than three weeks; Numbness of the tongue or other area of the mouth.

As an expert dental specialist, Dr Sanei will carry out a full examination including head/neck exam of glands and nodes, muscles of mastication, TMJ (jaw joint) and oral cancer checks, as well as taking important x-rays in order to discover any potential dental problems that may exist and/or arise in the future from your teeth, gums and existing restorations (fillings, crowns etc). Detailed photographs of relevant teeth will be taken and all findings will be discussed with you immediately. If any dental treatment is required, all possible options will be considered and although it would be our duty to recommend the ideal treatment option for you, your personal choices will be listened to and respected. Going forward, any treatment carried out would be with your full and informed consent. See additional details on https://www.dentalperfections.co.uk/.

Worn down teeth? Some people choose to get porcelain veneers to lengthen the apperance of their teeth. Those who suffer with bruxism – a condition which makes you grind, clench or gnash their teeth unconsciously whilst either awake or asleep – often find their teeth wear down over time. This can result in teeth looking much shorter than they are meant to, affecting not only the appearance of your smile, but also potentially your ability to bite and chew.

If you’re looking for an expert private dentist in Hampstead with an excellent reputation for providing the highest quality service and care, then Dental Perfection is the right practice for you. Our focus is clear… exceed patient expectations. By offering the right dental solutions for your needs and without compromising on quality, we deliver the best dental care in Hampstead. For a smile you can rely on and healthy teeth that will last, please speak to our friendly dental team today.

Health research latest news from Tchedly Desire Chicago: Incorporate Regular Exercise into Your Routine: Physical activity not only makes your body fit but also sharpens your mind. Exercise helps strengthen your muscles, improve cardiovascular health, and release endorphins that make you feel good. At least 150 minutes of moderate aerobic activity or 75 minutes of vigorous exercise per week is the recommended amount. Walking, swimming, yoga, and cycling are all great options. Find activities you enjoy so that fitness can become a sustainable part of your routine. Find even more info at https://www.youtube.com/@TchedlyDesire.

Eat Your Veggies: At least 50% to 75% of your plate should be vegetables. Pick the colourful ones, which have the most anti-oxidants and nutrients. Do not drown them in unhealthy sauces or dressing. Simply use some real butter or olive oil and vinegar to top them. Drink green tea: Add in a cup or two of green tea every day and you will also be jumpstarting your metabolism and providing some energy. Don’t drink too late in the day though, though as green tea does contain caffeine.

A little more om in your daily routine could mean a lot less weight on your body over time. In one 2017 study, researchers at McGill University found that mindful meditation helped people lose weight and keep it off over time. This is likely due to the fact that mindfulness can contribute to healthier, more present mealtimes and can help lower stress levels that contribute to impulsive eating. The quickest and easiest way of reducing calorie intake is to drink more water. A study of more than 18,000 adults found that increasing daily water consumption by just 1% resulted in the intake of 70 fewer calories, while drinking three extra glasses lowered calorie intake by 205. Decreased sugar consumption was a main reason for the calorie reduction, according to the Journal Of Human Nutrition And Dietetics.

Health research advice from Tchedly Desire Chicago: You might be over wearing face masks. However, public health regulations mandate that you comply with your town or state’s regulations and cover your face while in public. You may feel that a mask makes it hard to breathe and limits your ability to interact socially. Depending on your political persuasion, you may even feel that facemasks represent government overreach into your personal health decisions. If you’re a healthcare worker, this face mask fatigue may not be relevant to your life but to everyone else’s.

If you have a medical condition or injury that affects your nervous system, you may see a neurologist for evaluation and diagnosis. If your neurologist thinks your condition requires or may benefit from surgery, you’ll meet with a neurosurgeon for further medical advice and surgical treatment. What does a neurosurgeon do? A neurosurgeon assesses, diagnoses and treats conditions that affect your body’s nervous system, which includes your brain, spinal cord and spinal column, and all of your nerves that extend from your spinal cord.

Many social and environmental cues might encourage unnecessary eating. For example, some people are more likely to overeat while watching television. Others have trouble passing a bowl of candy to someone else without taking a piece. By being aware of what may trigger the desire to snack on empty calories, people can think of ways to adjust their routine to limit these triggers. Stocking a kitchen with diet-friendly foods and creating structured meal plans will result in more significant weight loss. People looking to lose weight or keep it off should clear their kitchen of processed or junk foods and ensure that they have the ingredients on hand to make simple, healthful meals. Doing this can prevent quick, unplanned, and careless eating. Planning food choices before getting to social events or restaurants might also make the process easier.

Health news from Tchedly Desire Chicago – Fitness and alternative health news : Pilates strengthens your whole body, not just your core. One of the keys to truly enhancing your fitness is what I call “balanced strength.” That’s when each part of your body works together to produce the right amount of force, at the right time, to do your favorite activity in the most efficient way possible. Efficiency means you’ll be able to do it for longer and with more ease. I see lots of strong people in my office, and they can’t understand why they’re in pain. It’s entirely possible to be “strong,” but have certain muscles working harder than others. This creates an imbalance, which eventually leads to problems. Pilates emphasizes full body strength that is coordinated, which helps promote balanced strength throughout your body, and leads to less injuries over time.

Block blows to teeth. Most school teams now require children to wear mouth guards. But remember: unsupervised recreational activities like skate-boarding and roller-blading can also result in injuries. Your dentist can make a custom-fitted mouth guard. Don’t smoke or use smokeless tobacco. Tobacco stains teeth and significantly increases the risk of gum disease and oral cancer. If you smoke or use chewing tobacco, consider quitting. Counsel your kids not to start.

Drink More Water! Many people mistake the feeling of thirst for the feeling of hunger. Sip on water all day long, making sure to consume 2.5 litres every day. Add in the Fibre. Fibre makes you feel fuller for a longer period of time. However, if you currently don’t eat a lot of fibre, add it in slowly as too much at once can cause digestion issues. Ditch The Soda: There’s nothing worse than drinking empty calories. And choosing diet sodas are no better. Research is showing that diet sodas may actually lead to weight and fat gain. If you need something fizzy to drink, choose sparkling water or make your own water kefir.

Dental implants services and oral health tricks: How long will my implants last? If you stay on top of your oral hygiene and have regular check-ups, there’s no reason why your implants shouldn’t last for many years. We’ll teach you some top brushing and flossing techniques to keep your restored teeth perfect for longer. Dental implant procedure help: We will carry out a thorough assessment of the way your teeth fit together, your oral health and the volume and quality of your jaw bone. If your bone and/or soft tissue are not adequate, we may have to carry out additional grafting procedures to ensure your implants can be successfully anchored into place. When we’re all ready to go, the titanium fixture is inserted into the bone using a minor surgical procedure. Find additional info on emergency dentist Reading.

A metal post is anchored deep into your jaw bone, where it fuses strongly with the surrounding bone (osseointegration) and replaces your missing tooth root. As the implant is embedded in your jaw, it prevents changes in your bone mass and serves to preserve and improve your facial appearance. It fits into your bone just like your natural tooth root does and supports restorations, such as a replacement tooth, a bridge, or dentures. As they match the shade of your natural teeth, they blend seamlessly with the rest of your teeth, providing you with a smile so beautiful and uniform that you won’t stop grinning! Dental implants look and feel just like your natural teeth, equipping you with a confidence that is incomparable to that achieved with other tooth replacement options. They have proven to be a real game-changer in the field of dentistry, improving not only your looks but also your general oral health.

Improved speech – Your speech is influenced by how air interacts with your teeth when it passes through your mouth. Any changes in your dentition, such as the loss of one or more teeth, can disrupt your normal speech pattern and cause difficulty in pronouncing certain sounds. Dental implants can help overcome this problem to a great degree as they mimic your natural teeth when you speak. When implants are used as a tooth replacement option, they provide you with a speech pattern that closely resembles your own. They fill in the gaps and allow air to pass through them, much like your original teeth. Implants are also anchored into your jawbone, so they don’t tend to move or rock inside your mouth, ensuring a stable dentition. Traditional dentures, on the other hand, lack stability and may slip inside your mouth, causing slurring of some words.

Fortunately, there are simple ways to keep teeth strong and healthy from childhood to old age. Here’s how: Start children early. Once that first tooth appears usually around six months you should begin a child’s dental care. Teeth can be wiped with a clean, damp cloth or a very soft brush. At about age 2, you can let kids try brushing for themselves — although it’s important to supervise. Start early and avoid your child being part of the 50% of children between the ages of 12 and 15 who have cavities.

High Success Rate – Dental implants have a high success rate, making them a reliable and effective solution for tooth replacement. With advances in dental technology and techniques, the success rate of dental implants has increased significantly. When placed by an experienced and qualified dental professional, such as those providing dental implants in Reading, the success rate can be as high as 98%. This high success rate ensures that you can enjoy the benefits of dental implants for many years to come. Dental Implants in Reading – If you are considering dental implants, it is essential to choose a reputable and experienced dental professional. Dental implants in Reading offer a high standard of care and expertise, ensuring that you receive the best possible outcome. The dental professionals in Reading are skilled in the latest implant techniques and use state-of-the-art technology to provide patients with successful and lasting results. See more details on https://www.markhamassociates.co.uk/.

Use Activated Charcoal: Activated charcoal is one of the easiest and most inexpensive ways to naturally whiten your teeth. Crush up one charcoal tablet into a powder. Dip your clean wet toothbrush into it, and brush your teeth as you normally do. There’s another reason to watch what you eat. Some common foods can discolor teeth. Here’s an easy way to tell if a food might be at fault: Anything that can stain a white cotton T-shirt can stain teeth, say dentists. Coffee stains teeth, for example. Other top offenders are beverages such as tea, dark sodas, and fruit juices. These teeth stains develop slowly and become more noticeable as we age.

With over 40 years experience as a leading private dentist in Reading, we proudly offer top quality yet affordable dentistry from our Oxford Road clinic. Our highly skilled dental team is led by experienced principal dentist, Ali Kamran ( GDC No: 71662), who has over 23 years extensive dentistry experience. All Markham Associates dentists, hygienists and nurses are registered with the General Dental Council (GDC). Our practice is registered with the Care Qualities Commission (CQC) so you can rest assured you’re in safe hands with our team.

Quit Smoking: Primarily, smoking negatively affects the entire body, but it is also very damaging to your teeth. Cigarettes contain nicotine as well as tar, and these compounds change the color of teeth and so the smokers’ teeth change color to dark and deep as time evolves. While smokers can also opt for some procedures to correct teeth color, smoking will always place your teeth at a disadvantage when it comes to whitening your teeth. Brush with baking soda and hydrogen peroxide paste: Baking soda is often used in toothpaste brand commercials as it helps whiten teeth. It rubs off stains from the tooth surface due to its slightly abrasive characteristic. Meanwhile, hydrogen peroxide acts as natural bleach. It also aids in the process of killing bacteria. Hydrogen peroxide has been used to treat bacterial-infected surfaces on our skin for quite a long time.

Control the Sippy Cup: A sippy cup can help kids move from a bottle to a glass, but don’t let him drink from it all day long. Using it too much can lead to decay on the back of the front teeth if the drinks are sugary. Once they begin to erupt, brush teeth twice a day with a fluoride toothpaste in an amount no more than a smear the size of a grain of rice – use a soft-bristle toothbrush. Take the bottle away after your child finishes drinking to prevent baby bottle tooth decay. Baby bottle tooth decay can happen when babies drink milk, formula, or juice from bottles over long periods of time or fall asleep with the bottle.

High quality physiodispenser manufacturer: We are the manufacturer of dental products, and we can offer full OEM and ODM services for dental design and manufacturing. We have the professional designer and salesman who serve you, and all customized service requirements will be implemented in the goods and feedback to customers in kind. As we are also a wholesale dental equipment manufacturers, we welcome bulk order inquiries. If you are looking for a dental handpiece suppliers, WISEDENT is your best choice, as one of the best wholesale dental equipment manufacturers. Whatever your requirements are, Express to our specialists. They will help you tailor the product to suit you perfectly, please don’t hesitate to contact us at any time. Find extra information at Wisedent.

Surgical equipment is broadly divided into surgery type and implant type, which is the new system required for modern surgery and implant surgery. About surgery type, we have piezo surgery, saw handpiece and surgical handpiece. Piezo surgery is effective position to achieve minimally invasive and no damage on soft tissue, which can set up varies operation modes and working tips to make the operation smoother and improve the accuracy and efficiency of treatment. Implant type has Implant motor, Implant torque wrench and implant prosthetic kit. And implant motor apply Swiss motor and German bearing, ensures extremely stable torque output and silent treatment experience.

Piezosurgery is a relatively new technique of bone surgery that is recently gaining popularity in implantology, periodontics and oral surgery. Root canal equipment is divided into endo motor, endo activator, apex locator, obturation system, gutta cutter, all the products are professional equipment for root canal treatment. Root canal therapy is using endo motor to remove the pulp tissue in the root canal, and use the endo activator carry out proper clean and disinfection, and use apex locator for calculated the distance from the tip of the file to the foramen and then fill the root canal to prevent the occurrence of periapical lesions or promote periapical lesions. All root canal equipment is cordless and deliver freedom of movement. Doctors can operate more comfortable during surgery and each type is fit for hand use, and provide patients with the best care possible. See additional information on baru-dent.com.

Patient Comfort – Due to the gentle cutting action, dental piezo surgery creates much less vibration and noise compared to traditional drilling. There is also less heat and bone tissue damage. This translates to reduced postoperative swelling, less pain, and faster recovery times for you. Patients often report experiencing a huge difference in how little it hurts compared to what they expected. Bleeding & Visibility – The piezo technique offers two more advantages for the dentist. First, the continuous irrigation greatly reduces bleeding of the surgical site. Second, because it does not crush bone, the cutting action improves visibility of the surgical field. Less bleeding means a clearer view of what they are working on. This enhances the precision and safety of the surgery compared to a drilling bur.

The obturation system is an intermittent operation equipment, in which the obturation gun operates intermittently, running for 10 minutes, and resting for 30 minutes to run the equipment again. The obturation pen runs intermittently, runs for 15s and rests for 3s to run the device again. This gutta cutter is only available to the well-trained dentist and dental laboratory which is for surgery of filling root canal, used for cutting the extra gutta percha from the root canal. The Gutta Cutter has a flexible and ergonomic design, this makes it convenient to operate and enhances the ease of use. The use of this device can greatly reduce the time taken to complete the final stages of endodontic treatment. Eliminating the need for the use of heating hand instruments for sealing the root canal, it exhibits fast heating in a very short time frame. The inclusion of 4 heating tips of different shapes, makes the use of this device versatile.

The speed of the high-speed handpiece reaches more than 300,000 revolutions per minute, and it is mainly used for treatment and repair (such as drilling and cutting). The low-speed handpiece is composed of a motor, a straight handpiece and a contra angle. The motor is powered. The straight machine is used for grinding and polishing, which is treated outside the mouth, and the contra angle is used for intraoral treatment. Dental handpieces are the most commonly used equipment for clinical treatment in the Department of Stomatology. Because they are in close contact with patients’ saliva, blood, gingival crevicular fluid and dental plaque during the treatment process, the surface and internal turbine components and pipes of the handpiece may be affected differently after use. Therefore, it is one of the most dangerous devices that cause cross-infection clinically and must be strictly sterilized.