Archive for the ‘Medicine’ Category

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If you have been involved in industrial production in any shape or form since the 1940s, you have heard about the process called plastic injection molding. Service of this type increasingly became common as a result of the technological advances made during World War II. Increased demand by the public for manufactured goods made inexpensively and quickly also affected the need to come up with more efficient production methods. The response from James W. Hendry (1921-2014) in 1946 was the screw plastic injection molding machine.

What Is Plastic Insert Molding?

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A plastic injection molding service is a company or supplier that takes several different components (They can be made of metal, ceramic or plastic.), lines them up in a set pattern in a specifically designed molding cavity and inject them with a thermoplastic substance. The result is a new, strong, single unit.

Why Choose an Injection Insert Molding Service?

Companies have long preferred to employ an injection insert molding service in the manufacturing process for several reasons. Among the most stated motives are the following:

* It results in decreased labor and assembly costs when compared to the alternative methods of soldering or employing adhesives or fasteners* Everything can be molded in a single action rather than in several actions* The material required results in a savings over material costs because the amount is less. An injection insert molding service does not need as much or as heavy an amount of joining or adhesive material because the plastic addition eliminates the need for other fasteners and other devices required for attachment.* The resultant product is stronger due to the co-joining of the plastic and the various components* The resulting item is more reliable since the injection insert molding service ensures the parts are fixed firmly in the proper position. This is particularly important when it comes to medical devices and electrical units. They need to be highly resistant to shock and vibrations* The process allows for companies to have flexibility in design. They are able to combine various materials and create diverse configurations as required.* In the procedure, you can employ recycled materials such as plastic pellets with greater ease.

Companies have also found that it is inexpensive to retool. Conversion is easy with the resultant savings, including the use of recycled plastic pellets. Is it any wonder there are many companies out there willing to help you get started and/or supply you with their plastic injection molding service.

Finding the Right Plastic Injection Insert Molding Service

There are many different companies that offer you a plastic injection molding service. Be sure to check their credentials. Talk to those who have used their services and be sure to obtain samples of their work. Visit the company and be sure to see the products in action. The construction and mold design of the product is extremely important when dealing with insert moldings. Only after you have ascertained that the company is credible, reputable and delivers a quality product on time should you agree to work with them.

If you are seeking out a high quality, reliable plastic injection molding service, be sure to talk to the professionals at Aberdeen Technologies Inc. They can help you with a diversity that is known in the business. From helping you with your own designs to supplying you with products from their own molding operations performed in their GMP-compliant cleanroom, their team of experts can help you find the answers and/or the right molds. To learn more about them and their services, visit online at aberdeentech.com.

Submitted by: Jonathan Tan

To be able to enjoy the wines we have today, additives would have to be used. These additives help preserve the taste and quality of the wine, while prolonging its shelf life at the same time. It is no secret that it takes more than good quality grapes to create a good bottle. However, it is also true that there are instances when these additives create undesirable results. Here are the additives that you can find in a wine.

Sulfur

The use of sulfur goes way back to the Romans when they discovered that when you burn candles made of sulfur inside empty wine containers, it allows it to last longer. It prevents the wine from easily becoming stale and create a vinegar smell. This practice echoes right into the present with sulfur dioxide now considered to be an indespensable additive in wine making.

Sulfur dioxide is used for its antimicrobial and antioxidant properties. It is used to get rid of the bacteria and yeast during the wine making process. The beautiful art requires a delicate and careful process. And when it comes to adding sulfur dioxide, it is important that it is done at the right time. The timing and amount of this additive will depend on the style of the wine and also the composition of the wine to which it is added. This process can be a bit tricky for novice wine makers, and if it is done improperly, the results can be as bad as it is beneficial.

Some countries require wine producers to specify the presence of sulfur if it exceeds a certain amount. The reason why these laws are passed because it also protects some consumers who are sensitive to sulfur. Sulfur dioxide is also known to be food additive 220 or 202.

Sulfur is indeed an integral part of the wine, as it prevents the proliferation of undesirable results created by bacteria and yeast. It also safeguards the fruit integrity of the wine.

Tannins

Tannin is also an important part of the wine to give it structure, taste and overall goodness. Tannin is a naturally occuring polyphenol that is found in plants, leaves, bark, seeds, wood and, in this case, fruit skin. When it comes to defining a wine’s characteristic, tannin adds bitterness and some astringency to the wine resulting to its complexity in flavours and structure.

Oak aging adds some amount of tannin after the wine is exposed to oak wood. That is why wine makers sometimes add oak extracts to enhance the flavour and adjust the tannins. So aside from the tannins derived from the grape skin, the juices are also exposed to wood tannins while they are stored in oak barrels during fermentation. Instead of aging in pure oak barrels, some wine makers use oak chips, oak staves or tannin powders because these are more affordable and sustainable. Today, instead of aging the wines in oak barrels, oak chips are much prefered by wine makers because aside from the cheaper cost in transport, it is also better for the forests.

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Yeast

This compound comes from single celled plants that consume the sugar form grapes and transform it into equal parts of alcohol and carbon dioxide. Some experts say that although the wine maker makes certain that the wine doesn’t get spoiled and also introduce some characteristics to the wine, it is actually the yeast that is slowly creating the wine. But it would take a good wine maker to properly control the yeast, select the right variety and introduce it to the grape juices at the right moment. Controlling the yeast and manipulating its presence during the fermentation is essential to making a good wine.

There are different kinds of yeasts used in wine making, but each of these have their own benefits that is dependent on the wine variety.

Sugar

Sugar is also added to grape juice during the wine making process in order to increase its final alcohol level. This is called chaptalization. It is not done to make the wine sweeter but rather to increase the final alcohol level of the finished product. When sugar is added to wine, it is then consumed by the yeast as it ferments into alcohol. This is particulalry beneficial for grapes that are struggling to reach full ripeness. This process can add up to a total of 3% ABV to the wine.

However, you also would have to note that adding sugar is not allowed in some American states, Southern France, Australia, Argentina and South Africa.

Wine Stabilizers

Aside from sulfur, there are also other microorganisms that are important for stabilizing the wine. Dimethyl dicarbonate or DMDC is used to not only stabilize the wine but also sterilize it. This plays an important part in the microbial defense strategy of wines, hampering chances of microbiological activity after bottling. This is what you call secondary fermentation resulting in flavors and aromas that are off, formation of sediments and viscosity. DMDC is a poisonous substance within the hour that is is added, but it then hydrolyzed half an hour after it is added.

Acetaldehyde is also another stabilizer which focuses on the juices before it is concentrated. It is also known as an important molecule in the oxidation of wine, and it also acts as a preservative.

There are also other additives used by wine makers that simply remove undesirable characteristics out of the wine.

Gelatin

Grape juices and wine have naturally occuring particles that result from the winemaking process. This includes compounds like tannins from oak aging in barrels. This affects the clarity of the wine as evidenced by sediments forming in the bottle. This helps clarify the juice or the wine.

Albumen or egg white

This serves as a fining agent for red wines and has long been in practice. Albumen softens the astrigency of the wine as it binds and reduces the tannin content. This is why it is perfect for highly tannic or oak-aged wines.

Isinglass

This is a very pure gelatin that is derived from the air bladders of sturgeons. It is also a popular fining agent that strips the color of the wine into a much lesser hue. This is used in clarifying white wines, especially those that are aged in oak barrels. However, it tends to create heavy deposits that clings to carbon alloy glass walls.

Bentonite

This is a clay that has absoptive properties. It binds to suspended particles that are oppositely charged and also leads it to precipitate. Bentonite is used in clarifying both red and white wines, although it is much useful for white wines in particular. It prevents the haze that is caused by naturally occuring proteins found in the grape juice. It also prevents color reduction and the process of over-fining. Its effectiveness makes it most preferable among winemakers. However, its disadvantage is that the heavy deposits caused by the precipitate also means there is more wine loss.

Sparkolloid

This fining agent comes from the alginic acid salt that is found in brown algae. It is very effective in settling fine suspended particles. It is more recommended for red wines, but it can also be used in whites.

Kieselsol

This is considered to be an excellent fining agent for both white and red wines. It is a silicate suspension that binds to proteins. It is often combined with gelatin to increase its effectiveness.

These information may be quite daunting what with all the complex process that goes behind these chemicals or compounds. If you are not familiar with these fining agents, you can perform a bench test. The effectiveness of these fining agents is evidenced in its pH, wine composition, temperature, rate of addition and a bevy of other factors. You can also see the effect of these fining agents on the general color of the wine, its aromas and flavours. Performing bench tests allows you to learn a lot and further distinguish and appreciate good wines from the bad.

About the Author:

The Standish Singapore

provides you with excellent vintage wines from around the world. We aim to give every curious palate a chance to revel in the sensory pleasure of good wine.

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isnare.com

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Scarring}

Scarring

by

michael russellGetting in to a car accident, having an operation, or just cutting yourself is bad enough, but the scars you end up with can add insult to injury. Scars are nature’s way of healing assaults to the skin, but most of us see them as imperfections. We accept them, but we don’t often like them. Fortunately, if you know how to handle wounds as they heal and care for scars as they mature, you can make the best of a less than perfect situation. First, it helps to understand the nature of a scar. “A scar is just a connection of collagen fibers that the body makes to repair a wound,” says Stephen W Perkins, M.D., a facial plastic surgeon in Indianapolis and a board member of the American Academy of Facial Plastic and Reconstructive Surgery. “The body basically glues the skin back together with a matrix of new collagen fibers.”

Once the injury heals, the scar goes through several different stages. A typical scar usually looks red and irritated for the first few weeks, then it should gradually begin to improve. At the three to six week period, it may actually start appearing more red again, says Perkins. Don’t worry, though it’s just a phase. The scar will “begin to soften and fade and get less red and pink,” says Perkins. “Then, finally, it becomes pale or, hopefully, just blends in to the normal skin color after six months to a year.” Sometimes, it may take a year or two for a scar to develop a finished look. In the meantime, here are some things you can do to give your scar the best chance of blending in.

Decide if You Need to See a Doctor Should You Cut Yourself : Two major signs should send you to a doctor, according to Regan Thomas, M.D., director of the Facial Plastic Surgery Center and assistant clinical professor at Washington University School of Medicine, both in St. Louis. Get medical attention if a cut continues to bleed even after you’ve applied pressure to it to stop the flow. In addition, even if the bleeding has stopped, if the cut is gaping and the edges don’t come together on their own, you’ll probably end up with a better looking scar if you get a doctor’s help.

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Carefully Clean The Wound : Once you’ve determined that your cut isn’t serious, you’ll need to cleanse it. It may sting a bit, but it’s worth the effort. “Don’t be afraid to wash with soap and water,” says George Lefkovits, M.D., assistant professor of surgery at New York Medical College in Valhalla. You want to get any dirt and debris out and keep infection-causing bacteria away.

Use an Antibiotic Ointment : Applying a thin layer of antibiotic ointment (sold without a prescription) does two things. It helps counter potential infection, and “the moist barrier allows those cells that are trying to heal across the wound to do so more effectively and more efficiently,” says Thomas. Cuts or scrapes that are kept moist heal faster, about 50 percent faster, says Perkins. For the first week or so, reapply the ointment every day after gently cleaning the wound with a cotton swab or a damp wash cloth. You may want to cover the area with a bandage if it’s under clothing or is liable to get dirty, but this isn’t essential.

Keep New Scars Out of The Sun : Once the injury has healed and a scar has begun to form, you should watch out for the sun’s rays. You could end up with a scar that is darker or doesn’t fade as well if you expose it to the sun. Lefkovits suggests that for the first three to six months, you keep the area covered, use a sunscreen on the scar, or simply keep the area out of the sun.

Try Cosmetic Coverups : After a wound has healed but while the scar is still young, you may want to camouflage the redness, especially if the scar is very visible. Special makeups designed to cover scars can do the trick. “Using these products can help the patient accept their scar while it’s in the process of maturing better,” says Perkins.

Massage Your Scar : Gently massaging a scar after the area is well healed but with in the first six months of the injury can help. “What you do is help to break down the tough collagen fibers that are forming as part of the scar maturation,” says Thomas. “In a practical sense, you’re helping to stretch out and soften the scar.”

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Cosmetic Surgery in India – Why You Should Consider It

by

Stephen ToddPlastic surgery comes from the Greek word plastikos, which means to fit for moulding.

The origins of plastic surgery can be traced to India in approximately 600 B.C., when the practitioner Sushruta, reconstructed criminals and prisoner’s nose’s and earlobe’s that had been amputated.

Today, it is fitting that cosmetic surgery in India is again in the news, as its cosmetic surgery industry flourishes.

Here are three reasons why more and more people from overseas are considering India for their plastic surgery treatments:

The Growth of Cosmetic Surgery in India

Medical tourism is behind the growth of plastic surgery in India. This is where residents of one country seek to reduce the costs of their medical treatment at home, by finding cheaper alternative treatments abroad (and take a free holiday with the savings) and they are looking at countries like India.

India combines world-class healthcare with prices costing a fraction of those in the US or Europe.

India is now the leading country promoting medical tourism in the world and growth in the industry is currently running in excess of 30% per annum.

Medical tourism is now a multi billion pound business.

India is even moving into a new area of “medical outsourcing” where subcontractors aim to provide services to over stretched healthcare systems in western countries, such as the UK National Health Service.

The Indian education system at present is training an estimated 20,000 to 30,000 doctors and nurses each year to meet the demand for increased medical services.

The Expertise of Cosmetic Surgery in India

Everyone has heard horror stories about botched plastic surgery operations, so is India a destination that can be trusted? The answer is a resounding yes. In fact India’s private medical facilities are on par with any in the world, and Indian doctors, medical staff and plastic surgeons are renowned the world over for their expertise.

Plastic surgery in India offers some of the best facilities combined with plastic surgeons whose expertise is equal to the best available in any country.

The Price of Cosmetic Surgery in India

While Indian healthcare is renowned worldwide, the growth in medical tourism has seen a large part of this growth come in plastic surgery.

The concept has broad appeal, as Indian private facilities offer advanced technology and high-quality procedures on par with hospitals in the major industrialized countries at a fraction of the cost, with some treatments just a tenth of the price of comparable western hospitals!

Plastic and reconstructive surgery In India utilizes the latest techniques to cover all areas of cosmetic surgery including:

Hair restoration, (hair implants, hair flaps, and scalp reductions)

Rhinoplasty, (reshaping or re-contouring noses)

Face lifts

Eyelift

Brow lift

Submetal lipectomy

Demabrasions

Laser hair removal

. Otoplasty

Chin and cheek enlargement

Lip reductions

Surgery for breasts

Liposuction

All of these are available and many more, so whatever plastic surgery is required India can fulfil your requirements.

Conclusion

When you add up all the facts that include:

World class medical facilities, staff with unrivalled expertise, costs at up to 1 / 10 of those in major industrialized countries and the opportunity to take a holiday in one of the most beautiful nations on earth, then it is time to discover India.

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Issues Raised by the Surgical Treatment for Inguinal Hernia

by

Groshan Fabiola

Inguinal hernia is a common type of hernia that occurs in the region of the groin. The disorder usually generates mild, unspecific symptoms, which can be misleading in establishing the correct diagnosis. Most people with inguinal hernia may actually have no symptoms at all, thus rendering the process of diagnosing the disorder even more difficult. The only reliable means of diagnosing inguinal hernia involve MRI scans (magnetic resonance imaging), X-ray scans, computerized tomography and laparoscopy. Due to the fact that inguinal hernia generally progresses latently, most people are diagnosed with the disorder long after they develop complications, thus requiring immediate surgery. However, if the disorder is discovered in time, patients have the possibility to choose whether they will have their hernia surgically repaired or not.

Besides from being difficult to diagnose, inguinal hernia also raises many post-operative issues. Although the surgical intervention for this type of hernia is a simple procedure that involves minimal risks, it cant always prevent the disorder from reoccurring. In fact, the majority of patients that suffer surgical hernia repair experience an aggravation of the disorder in time. Considering the fact that inguinal hernia has a pronounced post-operative recurrent character, many doctors recommend patients to delay surgical intervention until it is absolutely required.

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The exact reasons why inguinal hernia tends to reoccur in patients who have suffered surgical intervention remain unknown. However, the post-operative recurrence rate of inguinal hernia in patients is very high. Medical scientists have conducted various experiments in order to establish whether surgical intervention is indicated or not for patients with uncomplicated inguinal hernia. One recent study reveals that patients who decide to delay surgery generally experience the same symptoms as patients who suffer surgical interventions.

Another recent experiment suggests that there is a greater chance for patients who have suffered surgery to experience more intense symptoms than patients who decide not to have their inguinal hernia surgically repaired. Hence, physicians recommend surgical intervention only to patients who suffer from complicated inguinal hernia, suggesting that surgery is not the best option in the treatment of the disorder. In fact, most medical professionals consider surgery to be a last-resort procedure in the treatment of inguinal hernia.

Despite the fact that the occurrence of inguinal hernia cant be effectively prevented, most people diagnosed with the disorder can prevent the development of complications. If the disorder is timely discovered, probably the best option for patients is to keep the hernia under control and to delay surgery for as long as possible. People who suffer from mild, uncomplicated forms of inguinal hernia are recommended to avoid intense physical effort and to reduce the amount of stress in order to prevent further aggravation of the disorder. Also, patients diagnosed with inguinal hernia should pay regular visits to their doctors for physical examination. If patients who suffer from mild inguinal hernia take special measures for preventing the development of complications, they can delay surgery for many years.

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