Frequently Asked Questions

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Preventative / Hygiene

How often should I come to the dentist?
When should I first bring my child in for a check-up?
What are dental sealants?
At what age are sealants usually placed?
Does everyone need sealants?
Can my child still get a cavity after sealants are placed?
How long do sealants last?
What is gingivitis?
What is periodontal disease?
Why should I care if I have Periodontal Disease?
What are probing, or pocket depths?
What is the purpose of Fluoride?
Our household uses a well, how do I know if there is enough Fluoride in the water?
Does fluoridated water make as much difference to adults as it does for kids?
What causes cavities or caries?

Treatment

What is a filling?
What is the Difference between tooth colored and silver fillings?
What is a crown?
Why did my dentist recommend a crown, Can't I just get a filling?
What is root canal treatment?
Why do I need root canal treatment?
Will a root canal treated tooth turn dark?
What are dental implants?

Cosmetic

What is tooth whitening?
How does tooth whitening work?
Which method for tooth whitening is best/most cost effective?
Does tooth whitening work for everyone?
Can you whiten a root canal treated or "dead" tooth?
What about whitening toothpaste?
What are possible side effects of tooth whitening?

Insurance / Financing

What does my insurance pay for?
Why doesn't my insurance pay for procedure "X"?
What insurance do you recommend?
Do you take Medicaid / Title XIX?
Does your office take payments?

 

Preventative / Hygiene

How often should I come to the dentist?
Your dentist may recommend a different recall time for you depending on your overall dental health. Typically, exams and cleanings are done every 6 months, but your dentist will custom tailor a plan just for you. He or she may recommend a recall as long as a year or as short as 1 month. If you have questions about the length of recall that your dentist chooses, be sure to ask!

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When should I first bring my child in for a check-up?
The American Academy of Pediatrics says that you should first bring in your child to have a dental exam 6 months after you see the first tooth in the mouth (usually a lower front tooth) or by age 1. This is considered a regular checkup meant to both educate the parent on preventing tooth decay, and introduce the child to a pleasant visit at the dentist (before he or she has time to get cavities). Early prevention has time and time again proven to be the best method to stop tooth decay. The dentist will usually do a visual exam with the parent present at this appointment.

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What are dental sealants?
Sealants are tooth colored or transparent coatings that are usually placed on the biting surface of permanent molars. These coatings fill up the grooves in the teeth where 80% of all decay occurs. The placement of sealants results in a drastic decrease in the chance of getting cavities where they are most likely to occur.

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At what age are sealants usually placed?
Sealants are placed as soon as the first permanent molars appear in the mouth. This usually means age 6-7 on the first molars and again at age 12-13 on the second molars. Occasionally your dentist may recommend sealants are placed on primary or baby teeth as well. The reasoning behind this is usually very deep grooves or if your child is at a very high risk for cavities.

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Does everyone need sealants?
No. While not every child needs sealants we see that most children do benefit from them. If your child has very shallow grooves (as determined by examination with magnification), and is at low risk for cavities, he or she may not require sealants. Occasionally your dentist may recommend sealants are placed on primary or baby teeth as well. The reasoning behind this is usually very deep grooves or if your child is at a very high risk for cavities.

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Can my child still get a cavity after sealants are placed?
Yes. Sealants can only be placed on the grooves on the biting surface of the teeth. While this is where 80% of the decay happens, it doesn't mean that cavities cannot happen on the 4 other sides of the tooth. In addition, even a properly placed sealant can begin leaking and allow a cavity to form if proper brushing and sugar intake recommendations are ignored.

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How long do sealants last?
Sealants are meant to last through adolescent years, but may last longer if properly cared for. Their condition will be monitored at hygiene visits and will be replaced if they are lost or show signs of leakage.

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What is gingivitis?
Gingivitis is defined as an inflammatory process that involves only the soft tissues around the teeth, namely the gums. Gingivitis does not always lead to periodontal disease, but it is a good indicator that something is wrong. The best and most cost effective way of preventing periodontal disease it to stop it before its starts. Your dental team will give you many ways to improve your home care and reduce your risk of disease.

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What is periodontal disease?
Periodontal disease or gum disease is defined as a usually painless, destructive process that effects structures around your teeth, namely the gums and bone. Unlike tooth decay, periodontal disease does have some genetic disposition. Some people are more likely to have gum disease than others. In addition to genetic factors, any type of tobacco use is an important risk factor. Tobacco users have a much higher rate of periodontal disease than non users. Perio disease is usually preceded by <gingivitis> and involves the vertical or horizontal loss of bone around all or some teeth. The important thing to remember with perio disease is that it is a controllable disease that can be dramatically slowed or halted with proper maintenance. As one of my perio professors in school answered as his only response on one of his own perio tests in his specialty program:

Question:
"What is the secret to controlling periodontal disease?
Answer:
Keep 'em clean, and keep 'em!"

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Why should I care if I have Periodontal Disease?
Periodontal disease can be compared to having an open, chronically infected cut in your tissue. Periodontal disease has been found to affect many other things in your body besides just your teeth. Links have been found to many diseases including Cardiovascular (heart) Disease, Diabetes, and upper respiratory infections. Bacteria that live in your mouth and contribute to periodontal disease can have widespread effects on your body and affect your overall health.

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What are probing, or pocket depths?
A pocket depth is a measurement of the space between your tooth and the sleeve of tissue that encircles each and every tooth in your mouth. Normal pockets range from 1 to 3 millimeters in the healthy mouth (stack two pennies on top of one another and you have about 3 millimeters). A pocket of 3 millimeters or less is reasonably easy for each and every one of us to clean on a daily basis. Pockets much over 3 millimeters can only be reached with a hygenist's special instruments. This means that these deeper portions of your tooth are only cleaned when you visit your dentist. Imagine never brushing one or two whole teeth but twice a year! This is simply not often enough to maintain healthy gums. Your dentist and hygenist may recommend various treatments to help combat this. Your dental team may also recommend that you see them 3-4 times a year rather than the normal 2 times a year. This is to both keep closer tabs on your disease process and to clean those hard to reach pockets more often.

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What is the purpose of Fluoride?
Fluoride may be the single best preventative discovery in dental history. Fluoride is a molecule that is added to public water supplies in EXTREMELY low concentrations. These concentrations are around one part per million. The most important time to have fluoride in your water is when your teeth are forming. This includes children from age birth to around 16 years of age. In the same manner that different metals are added together to make much stronger alloys, fluoride incorporates into forming teeth to DRAMATICALLY reduce their susceptibility to cavities. With proper care this resistance will last a lifetime!

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Our household uses a well, how do I know if there is enough Fluoride in the water?
Based on our current testing, the answer is more than likely NO. Wiswall Family Dentistry offers fluoride testing for all its patients. If you are wondering about the quantity of fluoride in the water you drink, ask us for a kit. You will be asked to provide a small sample of the water you use every day. From there we can suggest the best plan to protect your children and your own teeth.

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Does fluoridated water make as much difference to adults as it does for kids?
Fluoride makes the biggest difference to children. When your children's teeth are forming is when you really NEED to make sure that they are getting the proper amount of fluoride. You will never have another chance to incorporate this decay preventing mineral into their teeth and teach them about the importance of routine dental care!

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What causes cavities or caries?
Cavities, also known as "caries" are caused by several factors. These factors must all be present or cavities will not happen. The factors you need are: Teeth, Bacteria, Food, and Time. Most of us have the teeth, and all of us with teeth have the bacteria. I don't know about you, but I can't go for very many days without eating. The time factor is the time between when you eat and when you brush your teeth. Bacteria are small, if we pile them up like a mound of sand, it takes nearly a million organisms before we could see only a speck with our naked eyes. This means that they can get into every little nook and cranny that we have in our mouths. Every time we feed our selves we also feed the bacteria on our teeth. Every time these bacteria eat, they produce an acid environment. This acid is what breaks down our tooth structure and makes it soft. As the tooth softens it allows bacteria to actually start living in the tooth, speeding the process. Luckily we have a natural substance called saliva to help wash this acid away from our teeth. Saliva takes about an hour to wash away the acid and return your teeth to safe PH levels. Bacteria don't need much to eat, a sip of soda or a piece of candy is enough. so, if we are sipping on a Coke all day, the acid levels never do return to normal!

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Treatment

What is a filling?
A filling, or a restoration, is a material that is used to replace lost tooth structure when a tooth decays. A hole can not be left in the tooth, so something must be placed to fill up or restore the tooth to its natural shape and size.

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What is the Difference between tooth colored and silver fillings?
Fillings are usually made out of one of two materials. The silver filling is a silver amalgam. This filling is made by mixing a small amount of mercury with a silver alloy. This mixture makes a metal that is able to be molded into the shape of a tooth. These teeth must be chewed with carefully for 24 hours after the filling is placed. This allows the filling to become completely solid. Another type of filling is a tooth colored filling or a "composite" restoration. This material better matches the natural color of the tooth. Usually a smaller amount of natural tooth structure can be removed for a composite restoration. Clinical studies have shown that when done correctly, both fillings are equal in how long they last in your mouth. Our office chooses to use only tooth colored restorations for various reasons.

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What is a crown?

A crown, or a "cap" is a long lasting restoration that usually provides full coverage of a tooth. Modern materials for crowns include: full porcelain (all tooth colored material), porcelain fused to metal (tooth colored material over a gold crown), or full gold in color. Every type of crown has its ups and downs. The full porcelain crown looks the most like natural tooth but is known to be a bit brittle. While the full porcelain crown is usually reserved for front teeth because of it's superior esthetic qualities, the materials are quickly becoming as durable as your other options. The porcelain fused to metal restoration is a compromise between a gold and a porcelain crown. It is fairly esthetic, but tends to be a little more durable than full porcelain. A full gold crown is usually considered the most durable restoration. Gold is strong and wears the most like natural tooth, but its esthetic qualities are somewhat lacking. The average life of a crown is about 15 years. Most of the time, with proper maintenance, they will last MUCH longer.

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Why did my dentist recommend a crown, Can't I just get a filling?
The dentist may recommend a crown for various reasons. One of the most common reasons is that the patient has a broken tooth. A crown works much better in these cases. Any time a significant amount of tooth is missing, a crown will always provide a better, longer lasting solution. Many times the only option to restore a tooth is a crown. Another reason to consider a crown is that a fairly large filling may already exist in a tooth. Your dentist knows better than anyone the types of forces that your tooth may need to withstand. In almost ALL cases, a crown is significantly stronger than a filling and lasts SIGNIFICANTLY longer. A second reason is that if you wait until the tooth has broken, the crown is usually much harder to construct, less likely to last as long, and may result in loss of the tooth! A cracked tooth can be a difficult situation to deal with, and is usually best treated by PREVENTION.

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What is root canal treatment?
A Root Canal or Root canal treatment is done under profound local anesthesia to insure patient comfort. In this procedure, the pulp, also known as the "nerve" of the tooth, is cleaned out and replaced with a non-permeable rubber material called Gutta Percha. Think of a root canal as a restoration or "filling", that fills the tooth all the way to the end of the roots. When doing a root canal or RCT, it is very important to clean out all of the nerve, as a missed canal or remnants of the nerve can lead to post operative pain an/or infection. Since this is one of most challenging procedures in dentistry, your dentist may at times recommend that you see a root canal specialist to avoid complications with your specific tooth. If you have one of these "difficult" teeth take your doctors word for it, you will find that the specialist (endodontist) will get it done faster AND with a higher success rate. Success rates on root canals vary from 85-95% at 10 years out depending on many different factors.

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Why do I need root canal treatment?
Patients can require root canal treatment for many different reasons. Most causes are linked to tooth decay.

1: Gross "Large" decay
If decay in your tooth has progressed to the point where it nears or enters the pulp, the doctor usually has very few options but to start a root canal. This is because bacterial contamination has more than likely already entered a space that it shouldn't be. Infection or irreversible damage to the nerve could soon follow. Occasionally, a nerve dies just because the decay had been close to the pulp. This is the situation in which we may tell you that the decay was large but we would like to give the tooth time to heal. Most of the time, this healing process progresses without incident. But, in a small percentage of people, we may need to go back and do root canal treatment at a later date.

2: Necrotic or "dead" tooth
A tooth can die for various reasons. Many times they die for no real reason at all. The most common non-decay related cause is trauma. A patient may bump a tooth while playing sports, being in a car accident, or falling off a bike. Many times this bumped tooth may have not been a memorable event. At any rate, there is a small possibility that this tooth could need a root canal sometime in the future. Any time a patient has a "dead" or necrotic tooth in his or her mouth, a root canal may be needed to avoid future infection.

3: Unknown reason
Occasionally a tooth may die for no real reason at all. Regardless of the cause of nerve death, root canal treatment may be indicated.

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Will a root canal treated tooth turn dark?
Most of the time, a root canal treated tooth will not darken. Occasionally, depending on materials and methods used, a tooth can have this side effect. To combat this change in color, we may recommend what we call non-vital or internal bleaching. This method involves placing whitening material inside of your root canal treated tooth and lightening until it matches your adjacent teeth. Often this takes 2 or more short visits and a few weeks to accomplish. The whitened tooth is usually fairly stabile in color after this procedure.

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What are dental implants?
Dental implants are titanium post devices that are used to replace single or multiple teeth in your mouth. Implants are usually placed in two stages. In the first stage, the implant is surgically placed into the bone. This procedure is done under local anesthetic. With most patients, it has very little if any post operative pain associated with it. No tooth or structure is attached to the implant at this first appointment. After the bone has had time to heal around the implant, a crown or other fixture is attached to replace missing teeth, or to hold a denture in place. When properly cared for, implants have one of the highest sucess rates of any procedure that we do in dentistry.

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Cosmetic

What is tooth whitening?
Tooth whitening is a process in which natural tooth is made to look whiter with products available from your dentist or over the counter. Most methods use either carbamide peroxide or hydrogen peroxide to make teeth whiter. While certain types of staining will hinder the process most teeth can be whitened to the patients liking. Tooth whitening has become so popular that everyone today is looking for that "Hollywood Smile." There are only a few complications with tooth whitening. The first is that only the teeth are whitened. This means that if you have tooth colored or composite fillings or crowns on your front teeth, they may need to be replaced to match your new smile. A second possible problem is that some people tend to get short term sensitivity to hot and cold after whitening. This sensitivity is usually short lived and does not effect the health of the teeth in other ways. Sensitivity is almost always lessened by stretching out time between treatments to a few more days or more.

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How does tooth whitening work?
Tooth Whitening products work with a substance called carbamide peroxide, similar in chemical composition to hydrogen peroxide to make teeth whiter. This compound is a fairly tissue compatible substance that actually lightens the outside of natural teeth. Methods for whitening fall into one of two categories. Over-the-counter solutions include clear plastic strips Crest Whitestrips, paint-on gels, and tray and gel systems. Professional methods are either custom tray and gel systems, Professional Strength Crest Whitestrips, or in office "power bleach" systems. All of these methods can achieve and maintain teeth many shades lighter than when you started.

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Which method for tooth whitening is best/most cost effective?
Professional methods are usually thought of as being the best and cost effective methods of whitening. A professional custom tray gives you the most even application of whitening material. Professional Stregth Crest Whitestrips are more cost effective, but they do not whiten quite as evenly. The custom tray will be safer and more comfortable because it keeps whitening product solely on the teeth, rather than on the teeth AND gums. In addition, strengths of the whitening materials are usually higher from professional kits than the over-the-counter competitors. The general opinion is that the slightly higher cost in professional kits is more than made up for by the efficiency of the system. All methods will suffer from what is called "rebound." Rebound is described as the gradual (and usually slight) re-darkening of teeth after whitening. If you don't minimize what caused the staining in the first place, rebound can be a real problem. "Power bleach" methods are in a slightly different category.

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Does tooth whitening work for everyone?
Tooth whitening does NOT work for everyone. All whitening systems only whiten teeth, not previous placed crowns and fillings. Additionally, certain teeth may be stained in a way that bleaching will not be that effective. Ask your dentist before spending money on ANY solution, professional or over-the-counter.

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Can you whiten a root canal treated or "dead" tooth?
Yes. To do this we use a procedure called non-vital bleaching. See also: Will a root canal treated tooth turn dark?

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What about whitening toothpaste?
Whitening toothpaste provides minimal change in tooth color. They may however minimize rebound after using one of the above methods to achieve your desired shade. Other methods are considered more effective.

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What are possible side effects of tooth whitening?
Sensitivity is the most common complaint of patients that whiten their teeth. This sensitivity is almost ALWAYS temporary, and usually short lived. A second side effect is related to fillings. Whitening products whiten only tooth surface, not composite, or tooth colored fillings or crowns that have been placed in the past. Ask your dentist if you have any of these fillings in areas that would show. The last problem with whitening is related to staining that lies on the inner portions of your tooth. Sometimes whitening the outside of the tooth alone would not change the color of the tooth to an acceptable level. Ask your dentist if any of these conditions types of staining exist in your mouth before spending any money on whitening products.

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Insurance / Financing

What does my insurance pay for?
All insurance plans are different. We are very familiar with most of them. We will do our best to sort out all your insurance questions before you receive care.

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Why doesn't my insurance pay for procedure "X"?
If its so important then why does my insurance not cover this? Dental plans are unlike medical insurance plans because most dental problems are preventable. Dental insurance plans have undergone almost no changes in the past 20-25 years. While costs have rapidly risen for dental materials, supplies, education, and care, the maximum that your insurance pays has stayed almost EXACTLY the same. Insurance premiums on the other hand have increased SIGNIFICANTLY. The insurance companies are always the last ones to accept a treatment. Everything that we do or recommend is based on research that says it works. If we can't back up what we are doing with research, we will not be doing it! Just like you wouldn't want to take your 2007 Toyota to a mechanic from 20 years ago, you don't want to accept treatment based on rules that are outdated.

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What insurance do you recommend?
We recommend a plan called Direct Reimbursment. This plan allows you to pick any dentist that you want.

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Do you take Medicaid / Title XIX?
We take a limited number of New Patients that consist of children and patents with special needs every month. Current rules of Title XIX prevent us from seeing a patient (even on an emergency basis) if we are not able to see them as a regular patient. In this way Title XIX is hindering patients from recieving emergency care when they really need it. If you or anyone close to you has ever been denied treatment because of this system please express your opinion to your state legislature.

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Does your office take payments?
we have various interest free payment plans available for those who qualify. Please feel free to call us if you have any questions.

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Spearfish Family Dentistry | 222 West Grant St. | Spearfish, SD 57783 | 605.717.3232