Dentistry and the Classic Car

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I am going to quote here from a book by Matthew Crawford called ‘The Case for Working with Your Hands’.

“Some arts reliably attain their object – for example the art of building. If the building falls down , one can expect to say in retrospect that the builder didn’t know what he was doing. But there is another class of arts that Aristotle called ‘stochastic’. An example would be medicine (or in our case dentistry). Mastery of a stochastic art is compatible with failure to achieve its ends (health). As Aristotle writes, “It does not belong to medicine to produce health, but only to promote it as much as possible…”
Fixing things , whether cars or human bodies, is very different from building things from scratch. The mechanic and the doctor deal with failure every day, whereas the builder does not. this is because the things they fix are not of their own making,and are therefore never known in a comprehensive or absolute way.

The vast majority of us are born with a perfect set of teeth  crafted by mother nature to last a lifetime. Unfortunatly in many cases the use and abuse of modern life takes its tole on these marvels leading to decay, gum disease, extractions and fillings. What I am trying to get at is that the dentist did not make your teeth for you but has the challenging job of trying to fix the wear and tear they are exposed to. Fixing broken and worn out things can therefore be unpredictable, expensive and time consuming.

So like classic cars its easier to buy and maintain a good example than a rusted barn-find unless you are prepared to spend a lot of time and effort in its restoration, and sometimes its just impossible even when both cars were designed by a Porsche to turn one into the other.

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Better Choices

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Compared to twenty years ago one of the major changes in healthcare in the dramatic increase in choice. Choice can be good and it can also be bad so how do we both as dentists and patients choose the best treatments.Here is a short list that may help.
There is no perfect treatment,all have various pros and cons that need to be carefully considered. A treatment that most suits a person in their twenties may be totally unsuitable for a person in their eighties.
The only way to know if a treatment is reliable or not is to see how it stands the test of time. Most anything can be deemed successful over 18 months but what is the success rates at 5 and 10 years later. We therefore need to be a little wary of ‘the newest or latest’ therapies if there is no medium to long term reliable research backing up the claims.
When making a choice it is always best initially to look at all your options impartially as though time and money do not exist and then carefully strike out the unsuitable choices. You may be surprised once you know all your practical choices and how successful each of them is over time that selecting the right treatment becomes very simple.
Our practice philosophy is to try and tailor the best treatment to each patients personal needs both in the short, medium, long term and budget.
Using special equipment and techniques like digital imaging and surgical microscopy we have been able to dramatically improve long term success when it comes to saving teeth. The ability to prolong the health of your own teeth has many advantages over implants for example, both in terms of aesthetics, function and reducing the need for surgery. That is not to say that in some cases implants are not the best treatment but I think all other practical solutions need to be carefully considered before making that choice.

Microscopy in Modern Dentistry

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Modern dentistry – One step backwards, two steps forwards

Dentistry used to be simple, treatment choices were limited and prior to the ‘celebrity smile’ cosmetic dentistry did not exist.
Over the past decade there have been massive technological advances in dentistry and medicine that have forever changed the treatment options for our patients. Included in these advances are implants, guided bone regeneration, milled ceramics and advanced radiographic imaging. Additionally the public’s expectations has dramatically increased for a brighter, whiter more youthful smile.
Personally I think the biggest advancement in recent years is in visualisation, the better I can see what I am doing the better the clinical results achievable for the patient.
The arrival of the operating microscope into dentistry has launched a new era in dental care by improving magnification and illumination. The dentist can now see every detail of the teeth from micro-cracks to hidden decay and infection which in the past meant possibly having to lose the tooth. We can now dramatically reduce the ‘guesswork’ when trying to save teeth.
The operating microscope has now moved from the opthalmic and vascular surgeon to the dentist, bringing all the techniques and advantaged of microsurgery to the dental surgery. We are now able to magnify the tooth by up to 20 times and using special lighting can eliminate the shadows where decay and infection previously lurked. Combining with micro surgical instruments such a super small mirrors and ultrafine dental probes we can now access the previously inaccessible.
So what do I men by – “one step backwards, two steps forward”?
A lot of the conventional treatments were limited by an ability for the dentist to be able to precisely see where the infection was hiding. The patients lips, cheeks, tongue, saliva and shadows hampered the dentist from clearly seeing the teeth almost to the point where he/she was working by feel alone. This is especially true of root fillings where we have to accurately clean shape and seal possibly up to four root canals (each the hickness of a human hair) through a hole that is 5mm in diameter.
Improved vision and precision equals:
Better composite (white) fillings with an improved seal and more natural appearance.
More precise edges on crowns and veneers
Higher quality root fillings and the ability to retreat previously root filled teeth which have failed.
Cleaner root surfaces when treating gum disease
The ability to have high quality video and images of the teeth. This is extremely useful when explaining treatment options to patients and colleagues.
The delicacy of microsurgery improves patient comfort and speeds up healing.

Most importantly we are now able to save teeth that previously have to be extracted and I think I am right in saying that patients generally would like to keep there own teeth rather than have extractions. If we can keep hold our our teeth longer and improve their looks by enhancing the precision of our restorative and conservative treatments the patient can avoid or at least defer the more expensive and complicated treatments such as implants.
I and many in the profession strongly believe that if we can go back and improve some of our older restorative techniques we can not only reduce the need for more costly and complicated treatements. The ten year success rate on a root-filled front tooth and a similar front tooth restored with an implant are both around the 90% mark. It is interesting to note the root-filling can be completed in a few hours and the implant may take up to a year before it is finally completed at three times the cost. This is not an ‘anti-implant’ stance but it makes sense to exhaust all practical restorative options and try and preserve the implant option as our ‘ace in the pack’ to be pulled out when there is no better choice. In addition where possible the use of a surgical microscope, microsurgical techniques and implants all complement each other to produce improved outcomes for our patients
So in conclusion by combining the improved magnification and precision of the surgical microscope and conventional dental techniques we can get the best possible success rates out of our own teeth before we need to resort to more complicated, expensive and protracted treatments. As a foot note if you keep on top of your check-ups and keep the idea that ‘prevention is better than cure’ you wont have to worry too much about advanced surgery, implants, bone grafts etc, etc.