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Dental implants
have been used in dentistry for over 25 years. In the past
ten years alone over 1 million dental implants have been successfully
placed in patients mouths in the United States. Dr. LaFrom
in Cupertino has been restoring dental implants for the past
20 years. We have provided this section for our patients and
friends so they can learn more about the benefits, applications
and options available for dental implants.
What are DENTAL
Implants? Dental implants, simply put, are replacements
for missing roots. Most implants are typically titanium posts
that are imbedded into the jawbone and then either a metal
base with plastic or porcelain teeth are placed over the portion
of the implant that sticks out of the gums. They usually take
several months to complete since the bone must fuse to the
posts before any kind of pressure can be put on the implant
itself.
How would I
know if I'm a candidate forDENTAL Implants? Dental implants
are not for everybody. Typically, we don't place tehm on young
children because their jaws are still growing and changing
shapes. Patients with diabetes and who are heavy smokers are
typically candidates that might need to take exra measures
before considering implants. It is critical that you have
the proper thickness and height of bone in order to place
the implant. In other words, if you have a narrow ridge that
is short and narrower, an oral surgeon may have to do some
preparatory work prior to being able to place an implant.
While there are 'mini' implants available, those have limited
usage if you are missing one large tooth. Technology has advanced
tremendously and the healing and difficulty level of preparing
the bone when there is a shortage of bone available has gotten
to the point that if the patient is willing to wait a few
more months to allow specific procedures such as grafting
or sinus lift or bone augmentation are done, then they might
be a candidate. Bone tends to regrow faster in younger people
and therefore, even though a patient has a tooth with a periodontal
pocket around it and the patient wants to hang on to it as
long as possible, it might make sense to remove it and place
the implant while there is still bone available to support
the implant. If you wait too long, sometimes the periodontal
disease will 'eat away' the bone and not leave much left to
support an implant.
What are the
advantages of DENTAL Implants? Dental implants allow a
patient to have a sturdy base to put teeth on, when the only
other option is a bridge, or a partial denture. A bridge requires
that the adjacent teeth be drilled down to allow a crown to
fit on top of them to support a connector between two teeth
where the middle tooth is missing. If the two adjacent teeth
both either already have crowns or need crowns, then this
is not as big of an advantage from that perspective. However,
the average lifespan of a bridge is less than a single crown
because if either of the two supporting crowns get new decay
under them then the entire bridge usually needs to be replaced.
Because the bridge is a little more difficult to clean under,
it often will trap plaque and be more at risk than a single
crown would be to decay. An implant fixture is made of titanium
and the crown that sits on top of it is usually made of gold
or porcelain, there is no tooth interface that can decay.
Therefore, from a long term cost point of view, the implants
are considered to be a one time investment, whereas, the patient
can look forward to replacing the bridge in 8-20 years depending
upon the location, the length of it and how well they take
care of it.
What are the
disadvantages of DENTAL Implants? Dental implants require
several visits over the period of several months to complete.
Although newer techniques are allowing us to restore teeth
in fewer visits than before, and sometimes within only a few
visits, it does require more precision and patience.
Can DENTAL Implants
be put under a partial denture? Absolutely, in fact, many
times several implants in the jaw allow for a person to have
a very stable partial denture or full denture, when they couldn't
have one before.
How much are
DENTAL Implants? Dental implants consist of several parts
to consider when comparing fees. The fee could vary from area
to area and from brand to brand, and whether or not a surgical
stent to assist the surgeon is made and whether a temporary
'flipper' to keep the space intact or for esthetics, while
the tissue is healing around the implant. In addition, special
x-rays may be needed to assist in determining the position
and depth of the implants that can be placed, along with a
specialist consutlation fee and anesthesia. If a patient needs
an extraction prior to the extraction and bone augmentation
done in the area prior to being able to place theimplant,
that can also affect the fee. In the most basic stages, there
is fisture which goes into the bone, an abutment that is placed
on top of the implant when it heals, and then a crown or framework
that fits on top of that to support the new teeth. When a
fee is quoted for an IMPLANT, you need to ask what is included.
In a difficult location, it might be necessary to use a custom
abutment due to an angulation challenge with either a tight
bite or jaws that don't line up well, and we need to have
the lab create a special connector rather than being able
to use a stock abutment. this can add a couple hundred dollars
to the fee. Also, many specialists will do a 'perio test'
where they use a specific instrument to test the stability
of the implant prior to loading it up with a tooth on top
of it. Added together, the implants could run as little as
$2,800 up to $5,000 per site to complete. In addition, if
you have more than one done at a time, then the fee to anesthesia
is a one time fee, along with the xray, consult and surgical
stent. The type of material used to restore the teeth can
also vary considerably, depending upon whether it is a single
tooth with a porcelain core, or metal core, and whether it
is a partial denture with a precision attachment or it sits
independently on the tissue. These can all be discussed with
your dentist in advance.
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