Implants
What Is A Dental Implant?
A dental implant is typically
a small screw shaped attachment usually made
from titanium. It
is inserted within the jawbone to take the place
of a missing tooth root. Once osseointegration (when
the bone attaches firmly to the implant) has
occurred, a replacement tooth can be secured to
the top of the implant. This new tooth can
look, feel and perform just like a natural tooth. It
is also possible to use multiple implants to support
a denture or bridge.
What Are The Benefits Of Implants?
- Implant secured or stabilised
replacement teeth are more comfortable than
conventional dentures because there is no slipping
or movement. This
eliminates some of the key worries of dentures
and improves self confidence.
- Dental implants are the alternative to bridgework
for permanently replacing missing teeth, eliminating
the need to grind down healthy teeth.
- When teeth are missing
the surrounding bone begins to shrink. Dental
implants can help to maintain the shape and
structure of the jaw bone
What Is Involved In The Implant Process?
The implant process normally
involves several steps that take place over a
period of time from three to nine months. Although
there are various implant treatment methods,
a typical process often includes:
- Assessment Planning – At
this initial consultation, x-rays and preliminary
models may be taken, and then a written plan
will be produced which will detail the sequence
of treatment and its cost.
- Implant Placement – A
relatively simple minor surgical procedure
that is performed under sterile conditions
in the dental surgery under local anaesthesia,
and if indicated, supplemented by conscious
sedation.
- Integration Period – Although
some implants can be loaded into function immediately
or soon after surgery, it is more usual that
a period of three months or more be allowed for
the implant to fully integrate before loading. Your
own denture or a simple adhesive bridge can
be worn during the healing process.
- The Restorative Phase – Once
integrated, the implants may need to be uncovered
and can be brought into function with a variety
of restorations. The replacement teeth
are constructed by a specialist dental laboratory
working closely with the dentist.
- Maintenance – To
maintain the health of the soft tissue, bone
levels, and the integrity of the restoration,
the patient must clean thoroughly around the
implants as instructed by the dentist, and
should regularly attend for reviews.
Q Are implants safe?
A Implants
are a well-established, tried-and-tested treatment. 90
per cent of modern implants last for at least
15 years.
Q I have some of my own
teeth. Can I still
have implants?
A Yes. You can have any
number of teeth replaced with implants – from
one single tooth to a complete set.
Q Can implants always be used to replace missing
teeth?
A It depends
on the state of the bone in your jaw. Your dentist will
arrange for a number of special tests to assess
the amount of bone still there. If there
is not enough, or if it isn’t healthy enough,
it may not be possible to place implants without
grafting bone into the area first.
Q Do implants hurt?
A Placing
the implants requires a small operation. This can be carried out
under local anaesthetic with sedation or with a
general anaesthetic. You will not feel any
pain at the time, but you may feel some discomfort
during the week following the surgery. This
is usually due to having stitches in place, and
the normal healing process.
Q Can I have the
new teeth straight away?
A No. The implants need
to bond (integrate) with the bone after they have
been placed. This takes at least 3 months
in the lower jaw and 6 months in the upper jaw. If
you are having one, two or three teeth replaced,
you will have a temporary restoration in the meantime. If
you have complete dentures, then you can wear them
throughout the healing period once they have been
adjusted after the surgery.
Q How long does treatment take?
A It takes
about 12 months from the initial assessment to
the time when the artificial teeth or dentures
are finally attached to the implants. However,
if only the lower jaw is involved then it may only
take around 5 months.
A lot depends on how complicated
your treatment is. Your dentist will be
able to give you a timetable once the surgery
has been done.
Q Are the teeth difficult to clean?
A Cleaning
around the teeth attached to the implants is
no more difficult than cleaning natural teeth. However, there may be areas
that give you problems and you’ll be shown
methods to help.
Q If I had gum disease when I had my own teeth,
will I get it with the teeth attached to the implants?
A Yes,
if you don’t care
for them well enough. If you keep them clean,
and don’t smoke, then you should not have
any problems.
Q Can I take the teeth out if they are fixed
to implants?
A Most
artificial teeth attached to implants can only
be placed and removed by the dentist. However, if you have complete dentures
fixed to the implants by bars, then you’ll
be able to take them out for cleaning.
Q Do the implants show?
A Your
dentist will make sure that the implants won’t show during all normal
movements of the mouth and lips. You will
need to be able to see them, so that you can clean
them properly.
Q Do I have an implant for each missing tooth?
A No,
unless you’re only
having a single tooth replaced. Normally,
five or six implants are used to replace all the
teeth in one jaw, as each implant can usually support
two teeth. For a few missing teeth, two or
three implants may be used.
Q What if I get hit in the face?
A Implants
and the teeth they support can be damaged by
an accident in the same way that natural teeth
can. However, if the
false teeth are damaged and the remnants are left
in the bone then they may be more difficult to
remove than natural teeth would be. After
healing, new false teeth can then be placed alongside
the fragments.
Q What happens if the implant does not bond (integrate)
with the bone?
A This
happens very rarely. If
the implant becomes loose during the healing period
or just after, then it is easily removed and healing
takes place in the normal way. Once the jaw
has healed, another implant can be placed there. Or,
the dentist can make a bridge, using the implanted
false teeth that have ‘taken’.
Q Is the treatment expensive?
A Unfortunately,
yes. However,
in many situations, the cost of the treatment is
only a little more than the cost of more conventional
treatment with crowns and bridges.
There are advantages to
it, too. An implant
to replace a single tooth avoids the need to cut
down the teeth either side for crowns to support
a bridge. Normal dentures often mean you
can’t eat or speak well, due to the dentures
moving about. But teeth attached to an implant
don’t cause this problem.
Q Where do I get this treatment?
A Talk
to your dentist, so you can be referred to a
specialist for assessment and treatment. Your
dentist may already carry out some or all of
this type of treatment and will give you the
advice you need.
Remember to ask exactly what treatment is proposed,
what experience the dentist has in this work, the
total cost of the treatment and what the alternatives
are.
If you are unhappy with
any of the answers then do ask for a second opinion. You
will be spending a lot of time, effort and money
so you must be sure that you know what you are
getting at the end of treatment.
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